Highlights of Condensed Matter Physics (DCMP) Talks @ APS 2024 March Meeting – Part 2
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TABLE 1: Highlights of Condensed Matter Physics (DCMP) Talks @ APS 2024 March Meeting – Part 2
| Paper | Author(s) | |
|---|---|---|
| 1 | Universal, Scalable Characterization and Correction of Pulse Distortions in Controlled Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose and experimentally verify an extensible method to model the behavior of control lines with the system function and correct it with digital filters. |
LL Guo ; Peng Duan ; Sheng Zhang ; Zhao-Yun Chen ; Guo-Ping Guo; |
| 2 | Quantum Enhanced Metrology Using 100-photon Fock States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an efficient method for generating Fock states containing up to 100 photons within a superconducting microwave cavity through the development of a programmable photon number filter. |
Xiaowei Deng ; Sai Li ; Zijie Chen ; Zhongchu Ni ; Yanyan Cai ; Haifeng Yu ; Changling Zou ; Song Liu ; Fei Yan ; Yuan Xu ; Dapeng Yu; |
| 3 | Current Cross-Correlations in An Anyonic Mach-Zehnder Interferometer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Many recent experiments have succeeded in constructing anyonic colliders at fractional filling factors (ν=1/3), with their results aligning with the predictions of Laughlin’s theory at ν=1/3. Motivated by this progress, in this work we use the nonequilibrium bosonization technique to study the collision of two dilute beams of quasiparticles in a Mach-Zehnder interferometer at filling factors ν=1/(2n+1). |
Sarthak Girdhar ; Diksha Garg ; Thomas Schmidt ; Edvin Idrisov; |
| 4 | Quantum Dynamics of Nonequilibrium States in A Charge Density Wave Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We treat the Schrödinger equation as an emergent classical equation that describes fluidic Josephson tunneling of paired electrons between emergent nonequilibrium states, such as fluidic soliton and anti-soliton domain walls. An extension of this ‘classically robust’ quantum picture explains the h/2e magnetoconductance oscillations and switching behavior in CDW rings. |
John Miller ; Martha Villagran ; Johnathan Sanderson ; Jarek Wosik; |
| 5 | An Insulator–metal Transition in A Van Der Waals Kagome Chalcogenide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we examine a van der Waals system A 2Ni 3 X 4 ( A = K, Rb, Cs; X = S, Se) which contains the kagome lattice of the transition metal ions Ni 2+. |
Hong Du ; Ruidan Zhong; |
| 6 | Exotic Criticality of Single-component Fermions Coupled to Ising Gauge Fields in Two Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a low-energy effective field theory of the transition with a critical deconfined $u(1)$ gauge field, occurring along the exotic quantum critical line. |
Umberto Borla ; Sergej Moroz ; Snir Gazit; |
| 7 | Does $mathbb{Z}_2$-flux Disorder Freeze Dirac Fermions? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by many contemporary problems in condensed matter physics where matter particles experience random gauge fields, we investigate the physics of fermions on a square lattice with $pi$-flux (that realizes Dirac fermions at low energies) subjected to flux disorder arising from a random $mathbb{Z}_2$ gauge field. |
Hiranmay Das ; Nabaprakash Nayak ; Soumya Bera ; Vijay Shenoy; |
| 8 | Conductance of Multichannel Topological Kondo Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A physically motivated multichannel topological Kondo (MCTK) model using $M$ majoranas [SO($M$) “spin"] and $N$ spinless electron channels has been proposed for achieving more exotic anyons with non-square root quantum dimensions which is a key requirement for universal topological quantum computation. |
Guangjie Li ; Elio König ; Jukka Vayrynen; |
| 9 | Anyonic Vortex Line States in 3+1d Interacting Bose Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will propose a generalization of the Chern-Simons (CS) transformation for hard-core interacting Bosons in 3+1d space-time. |
Bahar Jafari Zadeh ; Chenan Wei ; Tigran Sedrakyan; |
| 10 | Polarization of Vortex Pairs in Rotating Superfluid Films Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The free energy of vortex-antivortex pairs in a rotating superfluid film is calculated using standard two-fluid hydrodynamics. A term is found proportional to the rotation rate, … |
Gary Williams ; Pranav Chandrashekar ; Yunbo Kang ; Charlie Glassberg; |
| 11 | Strain Tunable Transport in Topological Semimetal WTe2 Nanodevices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we introduce a home-built apparatus that allows the application of elastic strain continuously and reversibly to nanostructures and nanodevices at low temperatures. |
Tongxie Zhang ; Jeonghoon Hong ; Cynthia Nnokwe ; Michael Hosek ; Rui He ; Herbert Fertig ; Shixiong Zhang; |
| 12 | Destructive Hybridization Interference and Kondo Breakdown in Multi Orbital Anderson Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In a recent publication https://journals.aps.org/prb/pdf/10.1103/PhysRevB.102.205132 we demonstrated that strongly correlated multi impurity problems can be grouped into two fundamentally different classes, depending on the Kondo screening mechanism. Here we use DMFT+NRG in order to study the impact of these findings in the multi orbital extension of the periodic Anderson model. |
Fabian Eickhoff; |
| 13 | Observation of Berry’s Phase in Elastic Bits: Quantum Analogues in Classical Granular Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By establishing the classical analogue of quantum coherent superposition of states in an externally driven granular network, we demonstrated the controlled buildup of a geometric phase, i.e., the Berry phase, in an elastic bit—the classical counterpart of a quantum bit. |
Kazi Tahsin Mahmood ; M Arif Hasan; |
| 14 | Electronic Transport Properties of Topological Ferroelectric Ni2P Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report detailed magnetotransport studies of Ni2P. |
Bicky Singh Moirangthem ; Makariy Tanatar ; Elizabeth Krenkel ; Seongyoung Kong ; Tyler Slade ; Sergey Bud’ko ; Paul Canfield ; Kirill Kovnir ; Ruslan Prozorov; |
| 15 | Study of InAs/Al0.2Ga0.8Sb Asymmetric, Borken Gap Type-II QW System for The Possible Flat-bands Induced Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: THz magneto-photoresponse spectroscopy technique was implemented at lambda values of 118 &163 um using FIR laser with Hall bar sample sits at T=1.4 K to measure effective mass value of the InAs based QW sample. |
Mehdi Pakmehr ; Leyla Majidi ; Parnian Dehghani; |
| 16 | First Principles Calculations of The Bi2Te3 (0001) Surface: Effect of Surface Relaxation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study examined the effect of surface relaxation on the electronic states of the material, as well as spin-orbit coupling. |
Edgar Sanchez ; Rodrigo Ponce Perez ; Jonathan Guerrero-Sanchez ; Hector Noe Fernández-Escamilla; |
| 17 | Fermi Surface of Kagome Metal ScV6Sn6 Using High Field Torque Magnetometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents the electronic properties of ScV 6Sn 6, a member of the 116-family Kagome compounds, utilizing de Haas-van Alphen (dHvA) oscillations and density functional theory (DFT) calculations. |
Keshav Shrestha ; Binod Regmi ; Ganesh Pokharel ; Seong-Gon Kim ; Stephen Wilson ; David Graf ; Birendra Magar ; Cole Phillips ; Thinh Nguyen; |
| 18 | Majorana Modes in Striped Two-dimensional Inhomogeneous Topological Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we describe an alternative platform: a two-dimensional topological superconductor with inhomogeneous superconductivity, i.e., in the Fulde–Ferrell–Larkin–Ovchinnikov (FFLO) phase. |
Pasquale Marra ; Daisuke Inotani ; Takeshi Mizushima ; Muneto Nitta; |
| 19 | From Edge State Physics to Entanglement Spectrum: Studying Interactions and Impurities in Two-Dimensional Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a novel theoretical approach to incorporate electronic interactions in the study of two-dimensional topological insulators. |
Eduardo Novais ; Marcela Derli; |
| 20 | Anti-site Defect-induced Disorder in Compensated Topological Magnet MnBi2-xSbxTe4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a statistical analysis of the nanoscale effect of defects in MBST with x = 0.64, by scanning tunnelling microscopy/spectroscopy [1]. |
Wonhee Ko ; Felix Luepke ; Marek Kolmer ; Jiaqiang Yan ; Hao Chang ; Paolo Vilmercati ; Hanno Weitering ; An-Ping Li; |
| 21 | Oral: Axion Topology in Photonic Crystal Domain Walls Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Beyond its fundamental theoretical interest, designing a photonic axion insulator offers the potential to enable the development of magnetically-tunable photonic switch devices through the manipulation of the axionic modes and their chiral propagation using external magnetic fields. Motivated by these facts, in this work, we propose a novel approach to induce axionic band topology in gyrotropic 3D Weyl photonic crystals gapped by supercell modulation. |
Chiara Devescovi ; Maia Vergniory ; Barry Bradlyn ; Yoonseok Hwang ; Mikel García Díez ; Juan Luis Mañes ; Iñigo Robredo ; Aitzol García-Etxarri ; Antonio Morales-Pérez; |
| 22 | Homogeneous and Continuous Liquid Exfoliated Van Der Waals MoS2 and WSe2 Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we apply an affordable and facile Liquid Phase Exfoliation (LPE) technique on WSe 2 and MoS 2 powders through suspension in 1:1 Water/Ethanol mixture. |
SHAHAD ALBAWARDI ; Sarah Alsaggaf ; Moh Amer ; Ghadeer Aljalham ; Saeed Alghamdi ; Majed Alharbi; |
| 23 | Competing Charge Density Waves in The Kagome Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the competing electronic order in the kagome model with nearest-neighbor (NN) and next NN Coulomb repulsion at the van Hove filling. |
Xianxin Wu ; Rui-Qing Fu ; Jiangping Hu ; Ziqiang Wang ; Sen Zhou; |
| 24 | An Electronic Origin of Charge Order in Infinite-layer Nickelates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work highlights the multi-band nature of infinite-layer nickelates, which leads to some distinctive correlated properties that are not found in cuprates. |
Hanghui Chen ; Yifeng Yang ; Guangming Zhang ; Hongquan Liu; |
| 25 | Advances and Challenges in The Single-crystal Synthesis of Infinite-layer and Ruddlesden-Popper Phase Nickelate Single Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Many details of these systems are not yet fully understood especially as for the first type only thin films show superconductivity up to now. In my talk I will show the challenges of optimal doping perovskite single crystals, and show the advancements we have done in obtaining optimal reduced crystals as well as the effects of intercalation on these single crystals. |
Pascal Puphal ; Vignesh Sundaramurthy ; Valentin Zimmermann ; Yu-Mi Wu ; Eren Suyolcu ; Masahiko Isobe ; Bjorn Wehinger ; Bernhard Keimer ; Matthias Hepting; |
| 26 | Frustration-induced Superconductivity in The T-t’ Hubbard Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the ground state properties of the doped 2D t-t′ Hubbard model on a square lattice via the infinite Projected Entangled-Pair State (iPEPS) method with U(1) or SU(2) spin symmetry. |
Changkai Zhang ; Jheng-Wei Li ; Jan von Delft; |
| 27 | Critical Magnetic Fields Hc(x), Hc2(x) and Flux Φ(x) Vs Superfluid Density X in A Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: By the BCS framework [Bardeen, Cooper and Schrieffer, Phys. Rev. 108, 1175 (1957); Nam, Phys. Rev. 156, 470 (1967)], with the notion of finite pairing interaction energy range … |
Sang-Boo Nam; |
| 28 | Stoichiometric Control of 2D Superconductivity and Mobility at SrTiO3-based Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, in LaAlO 3/SrTiO 3 interfaces, we show that precise control of the La/Al ratio during the epitaxial growth of LaAlO 3, monitored by XPS and STEM-EELS measurements, allows us to finely tune the electron mobility, carrier density and the superconducting properties. |
Gyanendra Singh ; Roger Guzman ; Guilhem Saiz ; Wu Zhou ; Jaume Gazquez ; Jordi Fraxedas ; Fereshteh Masoudinia ; Dag Winkler ; Tord Claeson ; Nicolas Bergeal ; Gervasi Herranz ; Alexei Kalaboukhov; |
| 29 | Nonlinear Optical Responses in Superconductors Under Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the second-order nonlinear response of two-dimensional Rashba superconductors under magnetic fields. |
Hiroto Tanaka ; Youichi Yanase ; Hikaru Watanabe; |
| 30 | Sum Rule of The Optical Activity in Noncentrosymmetric Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we focus on the optical activity. |
Koki Shinada; |
| 31 | High-temperature Superconducting Photonic Integrated Circuits: Controlling Photoresponse of Superconductor Van Der Waals Plasmonic Metasurfaces at Optical Telecommunication Wavelengths Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on a novel numerical modelling approach to exploit the optical properties of nanostructured metasurface arrays at the surface of high-temperature superconductors (HTS) BSCCO van der Waals. |
Kaveh Delfanazari ; Mingqi Zhang; |
| 32 | Energy-phase Relation of A Boundary Mode in A Charge Density Wave State Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Below the CDW transition temperature we find an in-gap boundary mode (edge state) at a monolayer step edge. |
Maksim Litskevich ; Md. Shafayat Hossain ; Songbo Zhang ; Zi-Jia Cheng ; Satya Guin ; Nitesh Kumar ; Chandra Shekhar ; Zhiwei Wang ; Yongkai Li ; Guoqing Chang ; Guangming Cheng ; Jia-Xin Yin ; Qi Zhang ; Yu-Xiao Jiang ; Nana Shumiya ; Tyler Cochran ; Daniel Multer ; Xian Yang ; Xiaoxiong Liu ; Nan Yao ; Yugui Yao ; Titus Neupert ; Claudia Felser ; Zahid Hasan; |
| 33 | Longitudinal Magnetic Fluctuations Observed By The 77Se Nuclear Spin-spin Relaxation Measurement in FeSe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we performed the 77Se nuclear magnetic resonance measurement on one of the typical iron-chalcogenide superconductors FeSe, which exhibits only orbital ordering at T s,nem ≃ 90 K whereas iron-pnictide materials exhibit both spin and orbital ordering[4-7]. |
Yoshihiko Ota ; Taku Matsushita ; Hiromasa Kobayashi ; Yoshiaki Kobayashi; |
| 34 | NMR Study on S-substituted FeSe: Spin Fluctuations from Bogoliubov Fermi Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A theoretical model for the S-substituted FeSe system demonstrated that BFSs can manifest under the conditions of spin-orbit coupling, multi-band systems, and superconductivity with time-reversal symmetry breaking. |
Naoki Fujiwara ; Yu Zhongyu ; Xiaoling Shen ; Kohei Matsuura ; Yuta Mizukami ; Shigeru Kasahara ; Yuji Matsuda ; Takasada Shibauchi ; Yoshiya Uwatoko; |
| 35 | Title: Spectroscopic Evidence for Topological Band Structure in FeTe0.55Se0.45 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Moreover, the measured band structure differs significantly from the density functional theory (DFT) predictions, with no direct observations of either the p z band or the bulk band inversion. Here we resolve this debate through a comprehensive ARPES investigation. |
Yingfei Li; |
| 36 | The Cumulant Green’s Functions Method for A Triangular Lattice: Mott Transition and Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the single-band Hubbard model for a triangular two-dimensional (2D) lattice using the cumulant Green’s functions method (CGFM) [1,2]. |
Marcos Figueira ; Jereson Valencia ; Renan Lira ; Peter Riseborough; |
| 37 | Theory of Antiferromagnetic Mott States in The Hubbard Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents an analytical framework for antiferromagnetic Mott insulating states in the Hubbard model. |
Wenxin Ding ; Rong Yu; |
| 38 | Dressed Domain Wall Model of Cuprate Pseudogap Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A dressed-domain-wall model of the cuprate pseudogap (arXiv:2303.11254, 2206.00077_v2) captures several features of cuprate physics in a material-specific manner. |
Robert Markiewicz ; Arun Bansil; |
| 39 | New ReaxFF Reactive Force Field Optimized for Phonon and Thermal Properties of Molybdenum Disulfide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we present the development of a reliable ReaxFF reactive force field, guided by extensive first-principles calculations. |
Tao Wang ; Juan Marmolejo-Tejada ; Martin Mosquera ; Vincent Crespi ; Adri Van Duin; |
| 40 | Hydrodynamic Transport Induced High-Temperature Magnetoresistance in A Dilute 2D Hole System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that, while the system exhibits a negative parabolic magnetoresistance at low temperatures (≲0.4 K) characteristic of an interacting Fermi liquid, a positive magnetoresistance emerges unexpectedly at higher temperatures, and grows with increasing temperature even in the regime k BT∼E F, close to the Fermi energy. |
Xuan Gao ; Alex Levchenko ; Loren Pfeiffer ; Kenneth West ; Arvind Shankar Kumar ; Shuhao Liu ; Chieh-Wen Liu; |
| 41 | Near-hydrodynamic Flow According to The Linearized Electron Boltzmann Equation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a matched asymptotic expansion of the governing Boltzmann equation to second order in the rarefaction parameter—the Knudsen number—for steady near-hydrodynamic electron flows with arbitrary diffusely scattering boundaries. |
Nitay Ben Shachar ; Joseph Johnson ; Mahyar Madadi ; Douglas Brumley ; Jason Nassios ; John Sader; |
| 42 | Kinetic Theory of The Shear Viscosity in Interacting Two-dimensional Fermi Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The transport coefficient that sets the relaxation of a current in this regime is the shear viscosity $eta$. In this talk, I present a numerically exact calculation of this quantity on the basis of Fermi liquid theory for binary interactions valid at all temperatures. |
Johannes Hofmann ; Ulf Gran ; Eric Nilsson; |
| 43 | Unconventional Mesoscopic Transport Regimes in Kagome Magnets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work aims to rationalize the transport of kagome magnets by resolving their temperature-dependent electron and phonon scattering mechanisms and exploring their interplay with quasiparticle mean free paths and Fermi surface topologies. |
Matthew Shammami ; Benjamin Tan ; Prineha Narang; |
| 44 | Resolving The Corbino Shockley-Ramo Paradox for Hydrodynamic Current Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we resolve the unphysical "Corbino Shockley-Ramo paradox” by correctly formulating the hydrodynamic Shockley-Ramo problem. |
Aaron Hui; |
| 45 | Linear-in-temperature Conductance in Electron Hydrodynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Linear temperature dependence of transport coefficients in metals is habitually viewed as a signature of non-Fermi-liquid physics, whereas the hallmark of Fermi-liquid physics is a T 2 scaling. in contrast to this comon lore, this talk will argue that two-dimensional electron fluids with simple Fermi surfaces feature conductivity that scales linearly with temperature. |
Leonid Levitov ; Serhii Kryhin ; Qiantan Hong; |
| 46 | Dynamics from Dispersion: A Simple Predictive Tool Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We identify emergent hydrodynamics governing charge transport in open quantum systems described by Brownian random time evolution with various symmetries, constraints, and ranges of interactions. |
Olumakinde Ogunnaike ; Johannes Feldmeier ; Jong Yeon Lee; |
| 47 | Observation of Electronic Viscous Dissipation in Graphene Magneto-thermal Transport Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we probe graphene hydrodynamics with thermal transport and find two distinct, qualitative signatures: thermal conductivity suppression below the Wiedemann-Franz value and negative thermal magnetoresistance. |
Jonah Waissman ; Artem Talanov ; Aaron Hui ; Zhongying Yan ; Terry Phang ; Kenji Watanabe ; Takashi Taniguchi ; Brian Skinner ; Philip Kim; |
| 48 | Superballistic Flow of Viscous Electron Fluid Induced By Microwave Irradiation in Quantum Point Contact Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Apart from the well-known resistance oscillation induced by edge magnetoplasmon (EMP), we find out a novel resistance oscillation at lower magnetic field. |
Xinghao Wang; |
| 49 | Theoretical Study of Hydrodynamic Magnetoresistance in Compensated Small Angle Twisted Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Small angle twisted heterostructures offers a highly tunable platform to explore the crossover between a non-degenerate to a compensated electron-hole fluid, where electrons and holes experience strong mutual friction. In this theoretical work, we study the magnetoresistance in electron-hole friction dominated compensated twisted heterostructures, by combining a microscopic treatment of electron-electron interaction with a Navier-Stokes like equation. |
Indra Yudhistira ; Shaffique Adam; |
| 50 | Thermal Transfer Enhancement By Hydrodynamic Plasmons in Electron Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a theory of heat transfer induced by thermal charge fluctuations in two-dimensional electron double layers. |
Dmitry Zverevich ; Anton Andreev ; Alex Levchenko; |
| 51 | Effect of Vessel Aspect Ratio in Subcritical Turbulence of Plane Couette Flow in 3D Yukawa Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To know more about the effect of aspect ratios in subcritical dynamics of PCF at a particle level, we have studied the subcritical turbulence of PCF in a 3D Yukawa liquid at various aspect ratios using MD simulation[5]. |
Suruj Kalita; |
| 52 | Observation of Suppressed Viscosity in The Normal State of 3He Due to Superfluid Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we characterize the temperature and pressure dependence of the fluctuation signature, by monitoring the quality factor of a quartz tuning fork oscillator. |
Rakin Baten ; Yefan Tian ; Eric Smith ; Erich Mueller ; Jeevak Parpia; |
| 53 | Superfluidity of Total Angular Momentum Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study broadens the comprehension of superfluidity and sheds new light on the interplay between symmetries and phases of matter. |
Yeyang Zhang ; Ryuichi Shindou; |
| 54 | Magnetically Propagating Hund’s Exciton in Van Der Waals Antiferromagnet NiPS3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite extensive studies, the electronic character, mobility, and magnetic interactions of the exciton remain unresolved. Here we address these issues by measuring NiPS 3 with ultra-high energy resolution resonant inelastic x-ray scattering. |
Wei He ; Yao Shen ; Krzysztof Wohlfeld ; Jennifer Sears ; Jiemin Li ; Jonathan Pelliciari ; Steven Johnston ; Edoardo Baldini ; Valentina Bisogni ; Matteo Mitrano ; Mark Dean; |
| 55 | Investigation of The Surface Chemical State of SrFeO2.5 Films During Topotactic Transition By Ambient Pressure X-ray Photoelectron Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigated the correlation between the surface chemistry and the topotactic transition of SFO films with different strain states. |
DOOYONG LEE ; HYEONYU KIM ; Yunzyne Kim ; Hyungkun Bong ; Sehwan Song ; KYEONG TAE KANG ; BEOMGYUN JEONG ; Woo Seok Choi; |
| 56 | Resolving Local Lattice Distortions in Strongly Correlated Systems By Total X-ray Scattering Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will show that the problem can be resolved by employing non-standard experimental techniques such as total x-ray scattering coupled to 3D structure modeling. |
Valeri Petkov; |
| 57 | Resonant Inelastic X-ray Scattering (RIXS) Spectra for Ladder Cuprates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We approximate the LDA dispersion of SrCu2O3 by a Cu only two-band tight-binding model. |
Wael Al-Sawai; |
| 58 | Incommensurate Spin and Charge Order in Cuprate Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Oftentimes the respective ordering vectors become incommensurate, like, e.g., the CO wavevector in the electron-doped cuprate Nd 2-xCe xCuO 4 (NCCO) or the SO wavevector in La-based cuprates. Based on the extended one-band Hubbard model, we apply slave-boson mean field theory and evaluate fluctuations around magnetic ground states to study the interplay of spin and charge order in these systems. |
David Riegler ; Michael Klett ; Jannis Seufert ; Peter Woelfle ; Ronny Thomale; |
| 59 | Oxygen Isotope Study of Y1-xPrxBa2Cu3O7 Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Oxygen isotope effect (OIE) studies have been used to probe the extent of electron-phonon interactions in the pairing mechanism [1] and in the pseudogap formation [2] in cuprate superconductors. In this talk, we present a new OIE study of Pr-doped YBa 2Cu 3O 7-δ (YPrBCO), which is the only member of the RBCO (R = rare earth) family where its superconductivity can be systematically suppressed (by Pr-doping) without changing its oxygen content. |
John Wei ; Chao Zhang ; Armond Khodagulyan ; Jiarui Li ; Joaquin Gonzalez ; Rainni Chen ; Maureen Lagos ; Oscar Bernal ; Riccardo Comin; |
| 60 | Unraveling The L3 Edge RIXS Spectrum of Lightly Manganese Doped Sr3Ru2O7 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on our theoretical modeling and fit, we estimate the energy scale of the non-spin-flip and spin-flip dd excitation along with identifying the charge transfer excitation energy boundary. |
Trinanjan Datta ; Weiyang Chen ; Shih-Wen Huang ; Yu-Cheng Shao ; Byron Freelon ; Wenliang Zhang ; Thorsten Schmitt ; Yi Tseng ; Yoshiyuki Yoshida ; Dao-Xin Yao ; Yi-De Chuang; |
| 61 | Soft Polar-Acoustic Excitations Reveal An Incipient Modulated Phase in SrTiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Even when not fully ordered, the associated elementary excitations of the system inherit properties of the underlying “hidden order”. Here we study quantum paraelectric SrTiO 3, a quintessential example of such frustrated orders. |
Gal Orenstein ; Viktor Krapivin ; Yijing Huang ; Zhuquan Zhang ; Gilberto De La Pena ; Ryan Duncan ; Jade Stanton ; Samuel Teitelbaum ; Hasan Yavas ; Takahiro Sato ; Matthias Hoffmann ; Patrick Kramer ; Alfred Baron ; Andrea Cavalleri ; Riccardo Comin ; Mark Dean ; Ankit Disa ; Michael Först ; Steven Johnson ; Matteo Mitrano ; David Reis ; Diling Zhu ; Keith Nelson ; Mariano Trigo; |
| 62 | Graphene Transfer Over An Array of Tip-well Structures on SiO2/Si Substrate for Harvesting Energy from Graphene Vibrations Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Graphene transfer is a crucial step for fabricating any graphene-based device. The transfer is particularly challenging when the application requires the graphene to be … |
Tamzeed Bani Amin ; Paul Thibado; |
| 63 | Vanishing Hall Effect in The Epigraphene Zero Energy Edge State Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present experimental evidence of an unconventional single-channel edge state in epigraphene with a mean-free path larger than hundreds of microns even at room temperature, orders of magnitude larger than that of the bulk. |
Noel Dudeck ; Vladimir Prudkovskiy ; Grant Nunn ; Abhishek Juyal ; William Griffin ; Lei Ma ; Claire Berger ; Walt de Heer; |
| 64 | Imaging Electrostatic Potential Profiles Induced By A Patterned Gate in The Quantum Hall Regime Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use AFM-based etching to pattern an array of holes in a few-layer graphite flake, which serves as a bottom gate of a monolayer graphene. |
Haotan Han ; Cheng-Li Chiu ; Jiachen Yu ; Hari Stoyanov ; Liam Cohen ; Yongjoon Choi ; Kenji Watanabe ; Takashi Taniguchi ; Andrea Young ; Ali Yazdani; |
| 65 | Imaging Wigner Crystal (part I) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We reveal the crystal symmetry of the WC and identify the relationship between the lattice constant and the filling factor of the crystal. Our study provides unambiguous evidence of the WC and paves the way for imaging exotic phases such as, skyrme crystal, quasi-particle WC, stripe phases, and bubble phases, etc. * Funding Acknowledgement: DOE, Moore Foundation, NSF-DMR, NSF-MRSEC, and ONR |
Yen-Chen Tsui ; Minhao He ; Yuwen Hu ; Taige Wang ; Ethan Lake ; Kenji Watanabe ; Takashi Taniguchi ; Michael Zaletel ; Ali Yazdani; |
| 66 | Imaging Wigner Crystal (part II) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: At partial filling of a Landau level, strong electron interaction dominates the suppressed kinetic energy thus drives formation of a variety of fractional quantum Hall states and electron solids. Using scanning tunneling microscopy, we show direct imaging of the Wigner crystal, a triangular electron lattice, at small filling fractions in Bernal stacked bilayer graphene and identify its phase space at high magnetic field. |
Minhao He ; Yen-Chen Tsui ; Yuwen Hu ; Taige Wang ; Ethan Lake ; Kenji Watanabe ; Takashi Taniguchi ; Michael Zaletel ; Ali Yazdani; |
| 67 | High-temperature Quantum Valley Hall Effect with Quantized Conductance at Zero Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I’ll discuss our recent effort to achieve quantized resistance plateaus at zero magnetic field by improving device quality. |
Ke Huang ; Hailong Fu ; Kenji Watanabe ; Takashi Taniguchi ; Jun Zhu; |
| 68 | Distinguishing Ohmic and Ballistic Magnetrotransport Around A Circular Barrier in Graphene Using Scanning Tunneling Potentiometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use scanning tunneling potentiometry (STP) to spatially map the bulk Hall potential drop in ultraclean graphene/hBN samples with nanometer spatial and 100 microvolt energy resolution. |
Zachary Krebs ; Victor Brar; |
| 69 | Origin of Electrical Noise Near Charge Neutrality in Dual Gated Graphene Device Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work investigates low frequency 1/f noise in an hBN encapsulated graphene device in a dual gated geometry. |
Chandan Kumar ; Aaryan Mehra ; Roshan Mathew; |
| 70 | Single-slit Electron Diffraction Analog in A Graphene Based Device Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk presents an observation of single slit diffraction by massless Dirac fermions in graphene, fully encapsulated with hexagonal boron nitride on a back-gated SiO 2 substrate. |
Swapnil Mhatre ; Dipanjan Saha ; Dacen Waters ; Ching-Chen Yeh ; Ngoc Thanh Mai Tran ; Heather Hill ; Kenji Watanabe ; Takashi Taniguchi ; David Newell ; Matthew Yankowitz ; Albert Rigosi; |
| 71 | Hybrid 2D Semimetal Heterostructures of Graphene and WTe2: Part 1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we fabricate heterostructures in which monolayer WTe 2 is interfaced with either monolayer or bilayer graphene. |
Chun-Chih Tseng ; Eric Lester ; Elliott Runburg ; Paul Nguyen ; Jonathan DeStefano ; Jiun-Haw Chu ; David Cobden ; Matthew Yankowitz; |
| 72 | Hybrid 2D Semimetal Heterostructures of Graphene and WTe2: Part 2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As explored in the first half of our presentation, combining WTe 2 with graphene creates a hybrid 2D semimetal which has transport characteristics unique from either of its constituent materials. In this second half of our presentation, we present our magnetotransport studies of hybrid devices using both monolayer and bilayer graphene, revealing a number of features and puzzles. |
Eric Lester ; Chun-Chih Tseng ; Elliott Runburg ; Paul Nguyen ; Jonathan DeStefano ; Jiun-Haw Chu ; Matthew Yankowitz ; David Cobden; |
| 73 | Fabrication and Measurement of Nanostructures Using AFM Based Nanolithography Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present an alternative method of mechanically defining device geometry utilizing AFM based nanolithography and will discuss the methods and techniques used to incorporate the patterned material into van der Waals (vdW) heterostructures. |
Robert Rienstra ; Nishat Sultana ; Akhil Chauhan ; Alec Riso ; Takashi Taniguchi ; Kenji Watanabe ; Curt Richter ; Nikolai Zhitenev ; Joseph Stroscio ; Fereshte Ghahari; |
| 74 | Probing Transverse Electron Transport in Few-Layer Graphene: Experimental Insights and Quantum Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work demonstrates the tunable nature of FLG conductivity through the manipulation of the interlayer distance. |
Nick Montes ; Amitesh Jayaraman ; Nikolaos Kateris ; Hai Wang; |
| 75 | Optimization of Graphene-based Quantum Hall Arrays for Recursive Star-mesh Transformations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A mathematical approach is adopted for optimizing the number of total device elements required for obtaining high effective quantized resistances in graphene-based quantum Hall array devices. This work explores an analytical extension to the use of star-mesh transformations such that fractal-like, or recursive, device designs can yield high enough resistances (like 1 EΩ, arguably the highest resistance with meaningful applicability) while still being feasible to build with modern fabrication techniques. |
Albert Rigosi ; Dominick Scaletta ; Swapnil Mhatre ; Ngoc Thanh Mai Tran ; Cheng-hsueh Yang ; Heather Hill ; Yanfei Yang ; Linli Meng ; Alireza Panna ; Shamith Payagala ; Randolph Elmquist ; Dean Jarrett ; David Newell; |
| 76 | Observation of Ordinary and High-order Van Hove Singularities in Macroscopic Non-local Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study demonstrates unprecedented phenomena of wave propagation. |
Fei Chen ; Pai Wang; |
| 77 | Multimodal Higher-order Topological Metamaterial for Multifunctional Elastic Wave-based Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To address this research opportunity, this research proposes a 2D higher-order topological metamaterial that harnesses multiband 0D topological corner states to create multifunctional elastic wave-based computing elements. |
Patrick Dorin ; Kon-Well Wang; |
| 78 | Directly Layer-resolved Observation of Flat-band in Phononic Magic-angle Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work extends twistronics to artificial crystals and provides new approaches to investigate fundamental physics. |
Chenzhe Wang ; Steven Craig ; Jiawei Ruan ; Zhenglu Li ; Yan Deng ; Steven Louie ; Chengzhi Shi; |
| 79 | Exploration of Angle-Dependent Klein Tunneling in Snowflake-Shaped AlN Thin Film Phononic Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study focuses on design fabrication of snowflake-shaped Aluminum Nitride (AlN) thin film phononic crystals. |
Yue Jiang ; Daehun Lee ; Xiaoru Zhang ; Shahin Jahanbani ; Chengyu Wen ; Qicheng Zhang ; Charlie Johnson ; Keji Lai; |
| 80 | Carrier Density Tunable CdO Thin Film Heterostructures By Ion Beam Irradiative Patterning for Mid-IR Plasmonic Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Epitaxial cadmium oxide (CdO) thin films grown by high-power impulse magnetron sputtering (HiPIMS) are premier platforms for low-loss mid-IR optoelectronic devices. Herein, defect … |
Maxwell Tolchin ; Angela Cleri ; Mingze He ; Kevin Wynne ; Khalid Hattar ; Bhaveshkumar Kamaliya ; Nabil Bassim ; Joshua Caldwell ; Jon-Paul Maria; |
| 81 | Analysis of Metal-dielectric Structures for Broadband Light Manipulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents solutions for effective optical properties of Ag/SiO 2 metamaterial structures. |
Gerald Hairston; |
| 82 | GNN-based Inverse Design of Three-Dimensional Aperiodic Metamaterials Enabling Programmable Shapes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work shows an effective and efficient inverse design framework to program the shape of 3D metamaterials. |
Weiyun Xu; |
| 83 | Breakdown of Conventional Winding Number Calculation in One-Dimensional Lattices with Interactions Beyond Nearest Neighbors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we theoretically and experimentally demonstrate that the number of TPESs at the domain boundary of a Su-Schrieffer-Heeger (SSH) model can be higher than the winding number depending on the strengths of beyond-nearest neighbors, revealing the breakdown of the winding number prediction. |
Amir Rajabpoor Alisepahi ; Siddhartha Sarkar ; Kai Sun ; Jihong Ma; |
| 84 | Hyperbolic Lattices and Two-dimensional Yang-Mills Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we reconcile those approaches by first establishing an equivalence between hyperbolic band theory and U(N) topological Yang-Mills theory on higher-genus Riemann surfaces. |
Joseph Maciejko ; G. Shankar; |
| 85 | HyperCells and HyperBloch: Open-source Software Packages for Studying Hyperbolic Lattices Based on Triangle Groups Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I am going to introduce two recently released open source software packages, called HyperCells and HyperBloch, which provide convenient tools to construct connected and symmetric unit cells, including the associated translations, define arbitrary tight-binding models on them, and apply the recently developed supercell method for hyperbolic band theory to gain access at infinite-lattice eigenstates and -energies. |
Patrick Lenggenhager ; Tomáš Bzdušek ; Joseph Maciejko; |
| 86 | Hyperbolic Non-Abelian Semimetal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By adapting the Hamiltonian of a four-dimensional quantum Hall insulator, we devise a hyperbolic tight-binding model whose non-Abelian Bloch states constitute a peculiar kind of two-dimensional topological semimetal. |
Tarun Tummuru ; Anffany Chen ; Patrick Lenggenhager ; Titus Neupert ; Joseph Maciejko ; Tomáš Bzdušek; |
| 87 | Spontaneous Symmetry Breaking on Interacting Euclidean and Hyperbolic Non-Hermitian Fermionic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It can take place via a quantum phase transition at a finite strength of an appropriate interaction or even for infinitesimally strong interactions depending on the scaling of the density of states. In this talk, I will show that this concept is applicable even for non-Hermitian (NH) materials from extensive bipartite lattice-based self-consistent Hartree-Fock numerical analyses of the nearest-neighbor Coulomb repulsion model for spinless (taken only for simplicity) fermions. |
Christopher Leong ; Bitan Roy; |
| 88 | Anderson Localization Transition in Disordered Hyperbolic Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study Anderson localization in disordered tight-binding models on hyperbolic lattices. |
Anffany Chen; |
| 89 | Correlated Phases and Quantum Anomalous Hall Effects in Multilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent experiments on multilayer graphene materials have unearthed a zoo of phases, including correlated insulators, ferromagnetism, and quantum anomalous Hall states. In this work, we investigate the microscopic origin of these phases employing Hartree-Fock methods to understand the renormalized electronic bandstructure and the ground states that can be supported in rhombohedral stacked pentalayer graphene. |
Adarsh Patri ; Senthil Todadri; |
| 90 | Tunable Van Hove Singularities and Competing Orders in Bernal Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Hence, we propose that the competing intra-valley charge density wave phase suppresses superconductivity in spin-degenerate Bernal bilayer graphene. |
Jun Ho Son ; Yi-Ting Hsu ; Eun-Ah Kim; |
| 91 | Towards Quantum Pumps: Charge Pumping in Boron-nitride-encapsulated Low-dimensional Conductors Using Surface Acoustic Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results on acoustoelectric charge pumping in boron nitride-encapsulated graphene on lithium niobate. |
Dublin Nichols ; Ethan Minot ; Vikram Deshpande ; Jameson Berg; |
| 92 | High Frequency Conductance of A Quantum Hall Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Finite temperature and disorder broadening creates a conventional quantum capacitive response that competes with the quantum geometric contribution. We discuss ways to disentangle these contributions and show preliminary experiments. |
Yoong Phang ; Thomas Werkmeister ; Zhongying Yan ; Abhishek Banerjee ; Philip Kim; |
| 93 | Stretch-Induced Tunability of Electrical Transport in 3D Graphene Foam Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 3D graphene foam with fast electron transport and mechanical flexibility finds wide applications in stretchable electronics. This study investigates the electrical transport properties of graphene foam by analyzing its temperature-dependent electrical resistance (R(T)) under various pre-stretching levels. |
Fangxin Zou ; Shuting Guo; |
| 94 | Oral: Acoustoelectric Control of Charge Carriers in Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we observe a strong interaction between SAWs in LiNbO3 and carriers in hexagonal boron nitride encapsulated graphene devices. |
Timothy McSorley ; Kaustubh Simha ; Marshall Campbell ; Tzu-Ming Lu ; Luis Jauregui; |
| 95 | Exploring Electron Tunneling in Kek-Y Patterned Graphene Using The WKB Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have developed a comprehensive semi-classical WKB theory for graphene with a recently-discovered Y-shaped Kekulé (Kek-Y) distortion pattern and a unique folding of the K and K’ valleys. |
Paula Fekete ; Andrii Iurov ; Liubov Zhemchuzhna ; Godfrey Gumbs ; Danhong Huang; |
| 96 | Composite (multi)ferroic Order Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A generalization of the formalism to other ordered states of matter has remained largely unexplored. Here, we show that conventional ferromagnetic and ferroelectric materials can exhibit composite orders, emerging above the critical temperature for the transition into the ferroic phase. |
R. Matthias Geilhufe; |
| 97 | Evidence for A Superfluid-to-solid Transition of Bilayer Excitons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report an excitonic insulating phase stabilized in the dilute limit of the exciton phase diagram, achieved in the regime of large layer imbalance. |
Dihao Sun ; Yihang Zeng ; Qianhui Shi ; Anna Okounkova ; Kenji Watanabe ; Takashi Taniguchi ; James Hone ; Cory Dean ; Jia Li; |
| 98 | Hierarchical Hydrodynamics in Long-range Multipole-conserving Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a hierarchical sequence of multipole-conserving models characterized by power-law decaying couplings. |
Jacopo Gliozzi ; Julian May-Mann ; Taylor Hughes ; Giuseppe De Tomasi; |
| 99 | Superdiffusive Transport in Open Quantum System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we explore the transport dynamics of the Lindblad master equation with free fermion Hamiltonian and quasi-particle projector Lindblad operator. |
Yupeng Wang; |
| 100 | Anomalous Transport in Isotropic Spin Chains with Broken Integrability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When integrability is broken, spin transport eventually becomes diffusive; presently, the nature of this return to diffusion, including the relevant timescales and their relationship to the strength of the integrability-breaking perturbation, are not well understood. In this work, we employ an classical, discrete-time numerical model to study this superdiffusive-to-diffusive crossover as well as its relation to conservation of energy and preservation of spin-rotation symmetry. |
Catherine McCarthy ; Romain Vasseur; |
| 101 | Study of Adiabatic Gauge Potential for Weak Integrability Breaking Perturbations in The Heisenberg Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The main aim of this work is to understand appropriate generators in systems with periodic boundary conditions since the boost is well-defined only in infinite chains. |
Sara Vanovac ; Federica Maria Surace ; Olexei Motrunich; |
| 102 | The Sine-Gordon Drude Weight at Low Temperature Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We apply form factor perturbation theory with finite volume regularization to obtain the low-temperature behavior of the Drude weight in the sine-Gordon model. |
Marton Kalman Lajer ; Robert Konik; |
| 103 | Domain Wall Dynamics of A Two Dimensional Quantum Ising Model Using Tree Tensor Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore an approach to solve the time evolution of two-dimensional quantum systems by applying the time-dependent variational principle to Tree Tensor Networks. |
Wladislaw Krinitsin ; Niklas Tausendpfund ; Matteo Rizzi ; Markus Schmitt; |
| 104 | Shallow Global Quenches in Critical Spin Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the Calabrese-Cardy quench protocol on the lattice, where we examine the nonequilibrium dynamics of local observables after a shallow global quench. |
Julia Wei ; Chenbing Wang ; Meabh Allen ; Jack Kemp ; Joel Moore ; Norman Yao; |
| 105 | Correlations Induced By Quench Protocols in Critical Spin Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Probing non-equilibrium criticality via quench protocols has been the subject of much experimental [1] and theoretical [2] effort, both through the Kibble-Zurek sweep and the abrupt quench. |
Meabh Allen ; Nicholas Sherman ; Joel Moore; |
| 106 | Universality in Relaxation Dynamics of Systems Near Integrability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the long-time relaxation dynamics of many-body systems by examining the spectral functions of the autocorrelations. |
Hyeongjin Kim ; Robin Schaefer ; David Long ; Anushya Chandran ; Anatoli Polkovnikov; |
| 107 | Quantum Fragmentation in The Extended Quantum Breakdown Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduced a 1D lattice model comprising a fermion and spin degrees of freedom per site, in which the fermions have a hopping and a spatially asymmetric breakdown-type interaction with the spins. |
Bo-Ting Chen ; Biao Lian ; Abhinav Prem ; Nicolas Regnault; |
| 108 | Confinement, String Breaking and Entanglement Asymmetry in Quantum Ising Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work introduced a new type of novel entanglement asymmetry, and explored the time evolution of the entanglement asymmetry in the context of quantum quench in MPS. |
Brian Jia Jiunn Khor ; Doga Kurkcuoglu ; Timothy Hobbs ; Gabriel Perdue ; Israel Klich; |
| 109 | Emergent Localization in Locally Perturbed Fragmented Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the robustness of constrained quantum systems exhibiting Hilbert space fragmentation with respect to local perturbations that break the constraints. |
Yiqiu Han ; Ethan Lake ; Xiao Chen; |
| 110 | Spontaneous Breaking of U(1) Symmetry at Zero Temperature in One Dimension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we discuss new examples that display spontaneous breaking of a U(1) symmetry at zero temperature, although the order parameter does not commute with the Hamiltonian, unlike the Heisenberg ferromagnet. |
Jong Yeon Lee ; Haruki Watanabe ; Hosho Katsura; |
| 111 | Development of 2e-ARPES to Measure Correlated Electron Pairs in Unconventional Superconductors I Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present our group’s recent development of two electron coincidence photoemission spectroscopy (2e-ARPES) as a promising platform to probe the properties of finite-momentum pairing states in superconductors, such as the pair center-of-mass momentum as well as the spin state of Cooper pairs. |
Henry Amir ; Jack Zwettler ; Faren Marashi ; Nina Bielinski ; Yijing Huang ; Sahaj Patel ; Pranav Mahaadev ; Dipanjan Chaudhuri ; Xuefei Guo ; Tai-Chang Chiang ; Peter Abbamonte ; Fahad Mahmood; |
| 112 | Two-electron Photoemission Spectroscopy As A Probe of Superconducting Correlations and Debye Energy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that the photoemission counting rate P (2) measured in two electron photoemission spectroscopy (2e-ARPES) provides unprecedented insight into the nature of topological superconductivity. |
Ka Ho Wong ; Ameya Patwardhan ; Peter Abbamonte ; Fahad Mahmood ; Dirk Morr; |
| 113 | Development of 2e-ARPES to Measure Correlated Electron Pairs in Unconventional Superconductors II Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will specifically present our experimental realization of 2e-ARPES by means of two time-of flight photoelectron analyzers, a hardware timing circuit, and a post-processing algorithm to identify true coincident detection events. |
Jack Zwettler ; Henry Amir ; Faren Marashi ; Nina Bielinski ; Yijing Huang ; Sahaj Patel ; Pranav Mahaadev ; Dipanjan Chaudhuri ; Xuefei Guo ; Tai-Chang Chiang ; Peter Abbamonte ; Fahad Mahmood; |
| 114 | Angle-Resolved Pair Photoemission Theory for Correlated Electrons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will consider the possibility and conditions for pair photoemission whereby two incident photons emit pairs of electrons from a candidate material as a novel method to measure and visualize electronic correlations. |
Thomas Devereaux ; Martin Claassen ; Michael Zaletel ; Joel Moore ; Dirk Morr ; Fahad Mahmood ; Peter Abbamonte ; Zhi-Xun Shen; |
| 115 | Anomalous Normal State Gap in An Electron-doped Cuprate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using angle-resolved photoemission spectroscopy, we observe an anomalous energy gap, an order of magnitude smaller than the antiferromagnetic gap, in a wide range of the underdoped regime and smoothly connecting to the superconducting gap at optimal doping. |
Kejun Xu ; Junfeng He ; Sudi Chen ; Yu He ; Sebastien Abadi ; Costel Rotundu ; Young Lee ; Donghui Lu ; Qinda Guo ; Oscar Tjernberg ; Thomas Devereaux ; Dung-Hai Lee ; Makoto Hashimoto ; Zhi-Xun Shen; |
| 116 | Fundamental Study of Hole Overdoped Ba1-xKxFe2As2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus far, most ARPES superconducting gap measurements of Ba 1-xK xFe 2As 2 have focused in the vicinity of optimal doping (x=0.4). We use high resolution ARPES to study three doping levels (x=0.53, 0.78, 0.89) of Ba 1-xK xFe 2As 2 above optimal doping and across the Liftshitz transition. |
Elena Corbae ; Rong Zhang ; Cong Li ; Egor Babaev ; Vadim Grinenko ; Chul-Ho Lee ; Kunihiro Kihou ; Oscar Tjernberg ; Donghui Lu ; Makoto Hashimoto ; Thomas Devereaux ; Zhi-Xun Shen; |
| 117 | Fermi Surfaces and Low Energy Bands of The Nickelate La2Ni3O7 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A precise understanding of the mechanism in turn requires a precise understanding of the electronic structure of La 2Ni 3O 7. In the present study, we performed synchrotron ARPES experiments on La 2Ni 3O 7 at ambient pressure to characterize its Fermi surfaces and low energy band dispersions. |
Sebastien Abadi ; Ke-Jun Xu ; Pascal Puphal ; Masahiko Isobe ; Bernhard Keimer ; Makoto Hashimoto ; Yong Zhong ; Matthias Hepting ; Zhi-Xun Shen; |
| 118 | Tracking Emergence of Superconductivity in Perovskite BaPb1-xBixO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By preparing thin films with an in situ pulsed laser deposition system, we obtain the first ARPES data from BPBO for the parent metallic (x = 0) and optimally doped (x = 0.25) samples. |
Wojciech Pudelko ; Marco Barduci ; Dariusz Gawryluk ; Hang Li ; Eduardo Guedes ; Muntaser Naamneh ; Milan Radovic ; Cesare Franchini ; Johan Chang ; Nicholas Plumb; |
| 119 | Signatures of Bosonic Coupling in Superconducting LiTi2O4 Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use angle-resolved photoemission spectroscopy (ARPES) with molecular beam epitaxy (MBE) to interrogate the electronic band structure of LiTi 2O 4 thin films on MgAl 2O 4 (111) substrates. |
Zubia Hasan ; Grace Pan ; Matthew Barone ; Austin Kaczmarek ; Suk Hyun Sung ; Edward Mercer ; Shekhar Sharma ; Ismail El Baggari ; Katja Nowack ; Antia Botana ; Brendan Faeth ; Alberto De La Torre ; Julia Mundy; |
| 120 | Exploring The Influence of Magnetism and Coherence in The Electron-doped Hubbard Model Through Photoemission and Transport Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using unbiased determinant quantum Monte Carlo simulations, we report the emergence of "hot spots" in the electron-doped Hubbard model at the locations where the Fermi surface intersects the antiferromagnetic zone boundary. |
Brian Moritz ; Wen Wang ; Jixun Ding ; Edwin Huang ; Thomas Devereaux; |
| 121 | RIXS Study of Spin Excitation and Charge Order in The Bulk Phase of Infinite-layer Nickelates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To provide a complementary sample type, we have synthesized bulk crystals of the IL nickelate LaNiO 2 [3], and carried out RIXS experiments. In this talk, we will discuss the results of these experiments, clarifying the intrinsic spin and charge characteristics of the bulk phase of IL nickelates. |
Shohei Hayashida ; Vignesh Sundaramurthy ; Pascal Puphal ; Mirian Garcia-Fernandez ; Ke-Jin Zhou ; Masahiko Isobe ; Yu-Mi Wu ; Eren Suyolcu ; Peter A. van Aken ; Matteo Minola ; Bernhard Keimer ; Matthias Hepting; |
| 122 | Revealing The Bandstructure of UTe2 Through Quantum Interference Oscillations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will describe our recent high magnetic field measurements of the magnetoconductance of UTe 2. |
Theodore Weinberger ; Zheyu Wu ; David Graf ; Yurii Skourski ; Andrej Cabala ; Pu Wang ; Gang Li ; Michal Vališka ; Friedrich Grosche ; Alexander Eaton; |
| 123 | P-wave Superconductivity in Rashba Electron Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a novel mechanism that triggers superconducting instabilities in electron systems with Rashba spin-orbit interaction (SOI). |
Yasha Gindikin ; Alex Kamenev; |
| 124 | Van Hove, Rashba, and Hubbard Meet to Form First-order and Higher-order Topological Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate topological superconductivity in the Rashba-Hubbard model, describing heavy-atom superlattice and van der Waals materials with broken inversion. |
Pietro Maria Bonetti ; Debmalya Chakraborty ; Xianxin Wu ; Andreas Schnyder; |
| 125 | Chiral Electron-Hole Condensation: A New Non-BCS Superconductivity Mechanism Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: A novel chiral electron-hole (CEH) pairing mechanism [1] is proposed to account for non-BCS superconductivity. In contrast to BCS Cooper pairs, CEH pairs exhibit a pronounced … |
Wanpeng Tan; |
| 126 | Pair Density Wave Superconductivity: A Microscopic Model in Two Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose to study PDW superconductivity in a minimal model of spinless fermions on the honeycomb lattice with nearest-neighbor (NN) and next-nearest-neighbor (NNN) interaction V 1 and V 2, respectively. |
Yifan Jiang ; Hong Yao; |
| 127 | Odd-parity Superconductivity from Dipolar Fluctuations in Doped Bi2Se3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose dipolar fluctuations as the pairing glue. |
Grgur Palle ; Joerg Schmalian; |
| 128 | Robust D-wave Superconductivity from The Su-Schrieffer-Heeger-Hubbard Model: Possible Route to High-temperature Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we explore the interplay between the Su-Schrieffer-Heeger (SSH) electron-phonon coupling (EPC) and the Hubbard repulsion by density-matrix-renormalization-group (DMRG) simulations. |
Hao-Xin Wang ; Hong Yao ; Yi-Fan Jiang; |
| 129 | Kohn-Luttinger Superconductivity in The Presence of Feedback Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The feedback effects will manifest in strong-pairing superconductors whenever there are substantial preformed Cooper pairs in the normal state. In this talk we address the question of whether these feedback effects are harmful or helpful for Kohn-Luttinger type of superconductivity. |
Zhiqiang Wang ; Kathryn Levin ; Ke Wang; |
| 130 | Order By Projection in Fermionic Hubbard Model with Finite On-site Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This phenomenon is referred to as ‘Order by Projection’ [1], with an exact solution having been obtained for the case of on-site interaction U=0 in the thermodynamic limit [2]. In this study, we systematically investigate this mechanism in the fermionic Hubbard model on a square lattice with finite on-site interactions. |
Shuyi Li ; Cheng Peng ; B Shastry ; Chunjing Jia; |
| 131 | Microscopic Theory of The Tolmachev-Morel-Anderson Pseudopotential Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We re-examined the interplay between the electron-phonon and Coulomb interactions in the superconductivity problem by leveraging modern quantum field theoretical frameworks, and established a microscopic theory for the pseudopotential. |
Xiansheng Cai ; Tao Wang ; Boris Svistunov ; Nikolay Prokof’ev ; Andrew Millis ; Kun Chen; |
| 132 | Z2 Spin Liquid Mediated Odd Frequency Triplet Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an exactly solvable Kondo Lattice model i.e., CPT Model, where the Kondo coupling between Yao-Lee spin liquid and conduction electron results in odd frequency triplet superconductivity. |
Aaditya Panigrahi ; Piers Coleman ; Alexei Tsvelik; |
| 133 | Feshbach Hypothesis of High-Tc Superconductivity in Cuprates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Existing experimental and numerical results on hole-doped cuprates lead us to conjecture the existence of a long-lived, low-energy excited state of two holes with bipolaron character in these systems, which enables near-resonant interactions and can thus provide a microscopic foundation for theories of high-temperature superconductivity involving strong attraction, as assumed e.g. in BEC-BCS crossover scenarios. The emergent Feshbach resonance we propose could also underlie superconductivity in other doped antiferromagnets, as recently proposed for bilayer nickelates, highlighting its potential as a unifying strong-coupling pairing mechanism rooted in quantum magnetism. |
Lukas Homeier ; Hannah Lange ; Eugene Demler ; Annabelle Bohrdt ; Fabian Grusdt; |
| 134 | Mechanism of D-wave Charge-4e Superconductivity from Fluctuating Pair Density Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a theory for charge-4e superconductivity as a leading low-temperature instability with a nontrivial d-wave symmetry. |
Yuxuan Wang; |
| 135 | Pair Density Wave Characterized By A Hidden String Order Parameter Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: A composite pairing structure of the superconducting state is revealed by a density matrix renormalization group study in a two-leg t−J model. The pairing order parameter is … |
Hao-Kai Zhang ; Zheng-Yu Weng ; Rong-Yang Sun; |
| 136 | Non-Hermitian Topology in A Multi-terminal Quantum Hall Device Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on the insight that reflection matrices describing waves reflected from the boundaries of topological insulators exhibit non-Hermitian topological signatures, we propose ways to realize non-Hermitian topology in the conductance matrix of topological multiterminal devices. |
Raghav Chaturvedi; |
| 137 | Current Fluctuations and Quantum Squeezing in Landau Polaritons in The Ultrastrong Coupling Regime Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we theoretically explore quantum fluctuation properties of Landau polaritons and possible quantum squeezing phenomena in their transport properties. |
Kiran Muralidhar Kulkarni ; Deyin Kong ; Fuyang Tay ; Junichiro Kono ; Motoaki Bamba; |
| 138 | On The Topological Protection of The Quantum Hall Effect in A Cavity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we point out that strong light-matter hybridization between the Kohn mode and the cavity photons gives rise to collective hybrid modes between the Landau levels and the photons. |
Vasil Rokaj ; Jie Wang ; John Sous ; Markus Penz ; Michael Ruggenthaler ; Angel Rubio; |
| 139 | Gate Tunable Edge Magnetoplasmon Resonator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The long term objective of this project is to probe the interference pattern generated by two EMPs resonant cavities coupled by a QPC acting as a non linear beam splitter. |
Elric Frigerio ; Giacomo Rebora ; Mélanie Ruelle ; Yong Jin ; Ulf Gennser ; Antonella Cavanna ; Emmanuel Baudin ; Jean-Marc Berroir ; Pascal Degiovanni ; Gwendal Fève ; Gerbold Ménard; |
| 140 | Exploring An Independent Contact Scheme in Si/SiGe Bilayers for Studies of Spontaneous Interlayer Coherence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We detail the fabrication and low-temperature magneto-transport measurements of an undoped Si/SiGe antisymmetric double quantum well heterostructure. |
Davis Chen ; Nicholas Kapsos ; Nai-Wen Hsu ; Shi-Hsien Huang ; Yen Chuang ; Jiun-Yun Li ; Chih-Wen Liu ; Erik Nielsen ; Tzu-Ming Lu ; Dominique Laroche; |
| 141 | Robust Interlayer-Coherent Quantum Hall States in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a novel two-dimensional electronic system with ultrastrong interlayer interactions, namely twisted bilayer graphene with a large twist angle, as an ideal ground for realizing interlayer-coherent excitonic condensates. |
Dohun Kim ; Byungmin Kang ; Yong-Bin Choi ; Kenji Watanabe ; Takashi Taniguchi ; Gil-Ho Lee ; Gil Young Cho ; Youngwook Kim; |
| 142 | Helical Quantum Hall Phase in Screened Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ an atomically flat 2D metal placed a few nanometers away from the graphene plane to screen the Coulomb interactions. |
Bilal Kousar; |
| 143 | Landau Level Mixing Effect on Valley Anisotropic Interactions in The Zeroth Landau Level of Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the Landau level mixing can change the relative strength of different valley-anisotropic interaction channels and tip the balance between competing orders. |
Nemin Wei ; Guopeng Xu ; Chunli Huang ; Inti Sodemann Villadiego; |
| 144 | Phase Diagram of The Zero-Energy Landau-Level Octet in Bernal-Stacked Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have systematically studied the nature of the = 1, 2, and 3 Landau levels and their associated collective excitations. |
Chengqi Guo ; Ke Huang ; Kenji Watanabe ; Takashi Taniguchi ; Jun Zhu; |
| 145 | Anisotropic Hydrodynamics in Quantum Hall Fluids with Tilted Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine the hydrodynamics of electrons confined in a 2D quantum well the presence of a tilted magnetic field. |
Ian Osborne ; Gustavo Monteiro ; Barry Bradlyn; |
| 146 | Anisotropic Quantum Hall Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Having developed a semiclassical expansion scheme to obtain approximate Gaussian eigenstates of the one-body Hamiltonian, I will apply it to "edge-deformed" potentials of particular interest. |
Bastien Lapierre ; Blagoje Oblak ; Per Moosavi ; Jean-Marie Stéphan ; Benoit Estienne; |
| 147 | Effects of The Electron Density on The Phase Stability Diagram of The Ν=1 Integer Quantum Hall State in Ultra-high Quality Two-dimensional Electron Gases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss effects of the sample density on the phase stability diagram as measured in the 0.42 -1 x 10^11/cm 2 range. |
Waseem Hussain ; Haoyun Huang ; Sean Myers ; Loren Pfeiffer ; Kenneth West ; Kirk Baldwin ; Gabor Csathy; |
| 148 | Two Fluid Model of IQH Bosons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we adapt the fluid description of FQH states seen in (arXiv:2203.06516) to model a system of interacting two component bosons. |
Dylan Reynolds ; Sriram Ganeshan; |
| 149 | Topological Robustness Revealed By Real-time Bulk and Edge Studies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study investigates reconstructive situations where protected dissipationless modes become global instead of restricted to the sample edge. |
Jian Huang ; Anh Ho Hoai ; Loren Pfeiffer ; Ken West; |
| 150 | Suppression of The G-factor in Quantum Hall Multilayer Systems with Spin-orbit Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study 2DEGs (two dimensional electron) gases, considering single layer and many-layer configurations. |
Daniel Kaplan ; Binghai Yan; |
| 151 | Superconductivity in Multiorbital Systems: Role of Fermi Surface Geometry and Repulsive Interactions in Hund’s Pairing Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Unconventional superconductivity is often referred to as originating from a pairing mechanism different from electron-phonon interactions and connected to an anisotropic … |
Andreas Kreisel; |
| 152 | Microscopic Origins of Ultranodal States in Spin-1/2 Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that with proper choice of the coupling strength of the various orders in our model, spontaneous breaking of C 4 rotational symmetry is realized at low temperatures, in accordance with recent angle-resolved photoemission experiments in Fe(Se,S) in the tetragonal phase. |
Chandan Setty; |
| 153 | Nematic Bogoliubov Fermi Surfaces from Magnetic Toroidal Order: Application to FeSe1-x Sx Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we examine the development of Bogoliubov Fermi surfaces due to magnetic toroidal order, magnetic order that breaks both time-reversal and inversion symmetries but preserve their product [2,3]. |
Daniel Agterberg ; Hao Wu ; Adil Amin ; TATSUYA SHISHIDOU ; Yue YU ; Michael Weinert; |
| 154 | Bogoliubov Fermi Surfaces in The Superconducting State of Tetragonal FeSe1-xSx Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Recently, topologically protected ultranodal pairing states with so-called Bogoliubov Fermi surfaces have been predicted in time-reversal symmetry-breaking (TRSB) superconductors … |
Kenichiro Hashimoto; |
| 155 | Superconducting Vortices Carrying A Temperature-dependent Fraction of The Flux Quantum Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use SQUID microscopy to investigate isolated vortices in the hole-overdoped Ba 1− xK xFe 2As 2 ( x = 0.77). |
Kathryn Moler ; Yusuke Iguchi; |
| 156 | From Disorder to Order and Back Again Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we use symmetry arguments and Monte Carlo simulations to investigate the effects of impurities (vacancies, chemical doping, etc.). |
Jose Hoyos ; Matthias Vojta ; Eric Andrade; |
| 157 | Interplay of Disorder and Superconductivity at Quantum Critical Points Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the superconducting instability of a two-dimensional disordered Fermi liquid weakly coupled to the soft fluctuations associated with proximity to an Ising-ferromagnetic quantum critical point. |
Pavel Nosov; |
| 158 | Anomalous Successes and A Surprising Failure: The Dirac Equation and Topological Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Versions of the Dirac equation describe chiral edge states of quantum Hall droplets, "ultrarelativistic" carriers in graphene, Weyl semimetals, and moire materials, and surface states of 3D topological phases. In this talk, after reviewing some of these successes, I will discuss a very surprising recent development wherein the emergent Dirac equation that is supposed to describe surface states of most "strong" 3D topological phases fails to determine even the most basic properties of the surface. |
Matthew Foster; |
| 159 | Electronic Nematicity in Disordered Crystals: The Impact of Random Strain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Then, I will show that important qualitative effects are not captured by descriptions based solely on the random-field Ising model, such as the long-range correlated nature of the random strain and the disorder-induced correlations with phases intertwined with nematicity. I will propose and explore the properties of different types of models that incorporate these effects, such as a random Baxter-field model and a transverse-field Ising model with correlated random longitudinal and transverse fields. |
Rafael Fernandes; |
| 160 | Nonequilibrium Transport and Thermalization in Strongly Disordered 2D Electron Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will describe experimental studies of nonequilibrium dynamics in strongly disordered, 2D electron systems with weak thermal coupling to the environment. |
Dragana Popovic; |
| 161 | Reducing Losses in Transmon Qubits Using Fluorine-Based Etches Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we discuss the results of applying selective fluorine-based etches, targeting lossy silicon oxides, in close proximity to sensitive aluminum circuit elements such as Josephson Junctions, resonators and crossover tethers. |
Michael Gingras ; Bethany Niedzielski ; Ali Sabbah ; Felipe Contipelli ; Kate Azar ; Greg Calusine ; Cyrus Hirjibehedin ; David Kim ; Jeffrey Knecht ; Christopher O’Connell ; Alexander Melville ; Hannah Stickler ; Mollie Schwartz ; Jonilyn Yoder ; William Oliver ; Kyle Serniak; |
| 162 | Single-crystal Aluminum Superconducting Ultra-thin Films Grown on GaAs(111)A with Low Twin Ratios and The Impact on Microwave Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have demonstrated single-crystal aluminum (Al) ultra-thin films on GaAs(111)A substrates with high crystallinity and very low twin ratios. |
Hsien-Wen Wan ; Yi-Ting Cheng ; Chao-Kai Cheng ; Jui-Min Chia ; Chien-Ting Wu ; Chia-Hung Hsu ; Sheng-Shiuan Yeh ; Yen-Hsiang Lin ; Jueinai Kwo ; Minghwei Hong; |
| 163 | Microstrip Resonators with Internal Quality Factors Over One Million Made from MBE-Al Films Capped with An In-situ Deposited Oxide Layer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present high-quality Al resonators fabricated on sapphire. |
Kuan-Hui Lai ; Yen-Hsun Glen Lin ; Lawrence Young ; Wan-Sin Chen ; Chao-Kai Cheng ; Wei-Jie Yan ; Yen-Hsiang Lin ; Jueinai Kwo ; Minghwei Hong; |
| 164 | Investigating Loss in NbN and NbTi Resonators on High Resistivity Si Substrates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the superconducting coplanar waveguide resonators made from thin films of NbN and NbTi sputtered on silicon substrates. |
Krishna Dindial ; Bassel Heiba Elfeky ; William Strickland ; Alisa Danilenko ; Melisa Mikalsen ; Patrick Strohbeen ; Jaewoo Lee ; Javad Shabani; |
| 165 | Impact of Deposition Method on Structure and Performance of Nb/Si-based Superconducting Coplanar Waveguide Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Structural defects on surfaces and interfaces in superconducting qubits can lead to decoherence and two-level systems (TLS) loss. Using various electron microscopy, electronic transport, and magnetic characterization methods, we reveal the effects deposition methods have on planar Nb on Si resonator performance and TLS loss, and correlate these to material property variations on average grain size, surface roughness, interface chemistry, magnetic and electronic property differences. |
Cameron Kopas ; Jayss Marshall ; Jin-Su Oh ; Xiaotian Fang ; Matthew J Kramer ; Kamal Joshi ; Ruslan Prozorov ; Daniel Setiawan ; Ella Lachman ; Josh Mutus ; Kameshwar Yadavalli ; Lin Zhou; |
| 166 | Exploring The Effect of Growth and Surface Quality of Niobium Thin-films for Superconducting Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we will present the design of several types of test structures, including lumped and distributed resonators and transmon qubits, used to probe various contributions to loss, including surface and interface loss and quasiparticle losses. |
Chi Zhang ; Richard Germond ; Noah Janzen ; Mustafa Bal ; Anne-Marie Valente-Feliciano ; Adrian Lupascu; |
| 167 | Understanding Loss Mechanisms in Tantalum-based Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we explore the loss mechanisms in tantalum circuits including loss tangent and defect coupling. |
Ziqi (Candice) Kang ; Kan-Heng Lee ; Larry Chen ; Maria Virginia Altoe ; David Santiago ; Irfan Siddiqi; |
| 168 | Tantalum Thin Films on A-plane Sapphire for Low-loss Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Superconducting quantum circuits are a promising hardware platform in the fields of quantum computing. Ways to reduce noise and dissipation are of major importance in order to … |
Ritika Dhundhwal ; Pierre-Adrien Langrognet ; Lucas Brauch ; Haoran Duan ; Mahya Khorramshahi ; Dirk Fuchs ; Alexander Welle ; Di Wang ; Christian Kübel ; Jasmin Aghassi ; Ioan-Mihai Pop ; Thomas Reisinger; |
| 169 | Low-Temperature MBE Growth of Superconducting Ta Films on Silicon and Sapphire Substrates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Alternatively, superconducting tantalum qubits can be grown on Si substrates by heating the substrate, but the potential formation of silicides at the Si-Ta interface could impact qubit coherence. Here, we demonstrate low-temperature MBE growth (<20K) to stabilize alpha-Ta independent of the substrate without using a seed layer enabling its integration with various material systems. |
Chris Palmstrom ; Aaron Engel ; Teun van Schijndel ; Jason Dong ; Anthony McFadden ; Raymond Simmonds; |
| 170 | Growth of Ordered Tantalum Films and Integration Into Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the growth of tantalum on Si and sapphire to understand the limits of atomically-ordered superconducting qubit construction. |
Loren Alegria ; Kevin Chaves ; Soohyun Im ; Sean O’Kelley ; Kristin Beck ; Alessandro Castelli ; Luis Martinez ; Alexander Baker ; Yaniv Rosen ; Paul Voyles; |
| 171 | Microscopic Source of Quasiparticle Loss in Tantalum Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a comparative study of the structural and thermodynamic properties of Ta-based resonators with high- and low-T c characteristics via X-ray diffraction and resistivity measurements. |
Faranak Bahrami ; Nana Shumiya ; Matthew Bland ; Ray Chang ; Russell McLellan ; Kevin Crowley ; Chen Yang ; Logan Bishop-Van Horn ; Yusuke Iguchi ; Kathryn Moler ; Robert Cava ; Andrew Houck ; Nathalie de Leon; |
| 172 | Dielectric Loss from Josephson Junctions in Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the dependence of transmon lifetime on the size of the junction leads in order to quantify the contribution of aluminum oxide to dielectric loss in superconducting qubits. |
Kevin Crowley ; Matthew Bland ; Parth Jatakia ; Lev Krayzman ; Faranak Bahrami ; Ray Chang ; Nana Shumiya ; Russell McLellan ; Alexander Pakpour-Tabrizi ; Nathalie de Leon ; Andrew Houck; |
| 173 | Interphase Engineering in Tantalum and Aluminium Superconducting Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the performance of alpha-tantalum and aluminum resonators, which have been fabricated utilizing various seed layers. |
Daniel Perez ; Xiaoyu Piao ; Ryan Leong ; Shana Massar ; Yann Canvel ; A. M. Vadiraj ; Tsvetan Ivanov ; Rohith Acharya ; Jacques Van Damme ; Bart Raes ; Massimo Mongillo ; Anton Potocnik ; Danny Wan ; Johan Swerts ; Kristiaan De Greve; |
| 174 | Controlling Surface Oxidation of Superconducting Circuit Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present a novel approach for suppressing the formation of surface Ta oxide, aiming to unlock the full potential of Ta-based quantum circuits for high-performance quantum computing applications. |
Chenyu Zhou ; Junsik Mun ; Juntao Yao ; Aswin kumar Anbalagan ; Mohammad Hossain ; Russell McLellan ; Ruoshui Li ; Kim Kisslinger ; Gengnan Li ; Xiao Tong ; Ashley Head ; Conan Weiland ; Steven Hulbert ; Andrew Walter ; Qiang Li ; Yimei Zhu ; Peter Sushko ; Mingzhao Liu; |
| 175 | Heteroepitaxial Oxide/α-Ta(110) Films on Sapphire(11-20) – Growth, Structure, Transport, and Microwave Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 2,3 The research aims to investigate the microwave properties of the in-situ deposited heterostructures to understand dielectric losses in superconducting quantum circuits. |
Yi-Ting Cheng ; Hsien-Wen Wan ; Chao-Kai Cheng ; Ko-Hsuan Chen ; Jui-Min Chia ; Chia-Hung Hsu ; Yen-Hsiang Lin ; Jueinai Kwo ; Minghwei Hong; |
| 176 | Resilient Multi-mode Superconducting Qubit Design with Evolutionary Algorithms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we present novel multi-mode qubit architectures designed using evolutionary algorithms that exhibit desirable qubit characteristics, including restricted transitions, improved relaxation and dephasing times, and resilience against fabrication defects. |
Pablo Garcia Azorin ; Francisco Cárdenas López ; Guillermo Romero ; Gerhard Huber ; Stefan Filipp ; Mikel Sanz; |
| 177 | GraphQ: High-Coherence Superconducting Circuit Optimization Using Graph Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we propose GraphQ, a machine-learning-based approach to explore high-coherence qubits. |
Shashwat Kumar ; Shikhar Tuli ; Jens Koch ; Niraj Jha ; Andrew Houck; |
| 178 | Reducing Soft 0-pi Qubit Cross-capacitance with Silicon Fin Capacitors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on progress implementing high-Q silicon fin capacitors on the soft 0-pi superconducting qubit to improve the millisecond T1 lifetimes, possibly limited by capacitor Q, and dephasing times by reducing cross-capacitances. |
Pablo Aramburu Sanchez ; Anthony McFadden ; Tongyu Zhao ; Trevyn Larson ; Raymond Simmonds ; Andras Gyenis; |
| 179 | Decoherence Metrology and Mitigation for Novel Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Further improvements to the performance of superconducting qubits are required in order to ease the burden of quantum error correction algorithms as quantum processors grow in … |
Kyle Serniak; |
| 180 | Measurement of Soft Zero-pi Qubit with Parallel-plate Capacitors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Deviating from the conventional coplanar interdigitated capacitor design, parallel-plate capacitors can be implemented with a much smaller area, achieving the desired large charge-mode capacitance while reducing unwanted stray capacitances. Here, we show the decoherence properties of this zero-pi qubit with parallel-plate capacitors in terms of its susceptibility against charge and flux noise. |
Junghyun Kim ; Ilan Rosen ; Junyoung An ; Max Hays ; Agustin Di Paolo ; Leon Ding ; Kate Azar ; Jeffrey Gertler ; Thomas Hazard ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Katrina Sliwa ; Mollie Schwartz ; Jonilyn Yoder ; Terry Orlando ; Jeffrey Grover ; Kyle Serniak ; William Oliver; |
| 181 | Two-qubit Gate for The 0-π Qubit: Part 1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we demonstrate a fast microwave-activated controlled-Z gate for the capacitively coupled soft 0 − π qubit. |
Zhenxing Liu ; Eli Weissler ; András Gyenis ; Joshua Combes; |
| 182 | Two Qubit Gates for The 0-π Qubit Part 2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Building upon the previous talk, we numerically demonstrate a CNOT gate for 0 – π, enabled by identifying a lambda-like subsystem within the system of two coupled qubits and driving both qubits independently. |
Eli Weissler ; Zhenxing Liu ; András Gyenis ; Joshua Combes; |
| 183 | Gates for Protected Superconducting Qubits Via Their Internal Modes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Following the original proposal for a 0-π qubit [1], Brooks, Kitaev, and Preskill (BKP) presented a method for performing a protected gate on a π-periodic superconducting qubit [2]. |
Thomas Smith ; Andrew Doherty; |
| 184 | Simultaneous Purcell and Shot-noise Protection in A Flux-noise Resistant Multi-mode Superconducting Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, coupling to readout & control circuitry and neighboring qubits, leading to Purcell decay, shot-noise induced dephasing and crosstalk, can severely limit the performance of the qubit. To protect the qubit from these effects, we propose a superconducting multi-mode circuit consisting of three superconducting islands coupled to a central island via Josephson junctions. |
Frederik Pfeiffer ; Max Werninghaus ; Christian Schweizer ; Niklas Bruckmoser ; Leon Koch ; Niklas Glaser ; Malay Singh ; Gerhard Huber ; Gleb Krylov ; Johannes Schirk ; Carlos Riofrío ; Stefan Filipp; |
| 185 | A Composite Floquet Flux Qubit with Long Coherence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a superconducting qubit architecture that uses Floquet physics to achieve long coherence times for bit and phase flip errors, leaving erasures as the dominant (albeit still small) type of logical error. |
Matthew Thibodeau ; Angela Kou ; Bryan Clark; |
| 186 | Non-perturbative Ultrastrong Couplings in Superconducting Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we present an experimental study of the physics of the non-perturbative ultrastrong coupling (USC) regime. |
Alba Torras Coloma ; Luca Cozzolino ; David López-Núñez ; Elia Bertoldo ; Pol Forn-Díaz; |
| 187 | Noise Modeling of Trimon Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the noise characteristics and explore symmetries within the trimon’s noise environment, starting from a circuit-level description. |
Arian Vezvaee ; Vinay Tripathi ; Vivek Maurya ; Eli Levenson-Falk ; Daniel Lidar; |
| 188 | Analysis of Operating Points in The Fluxonium Molecule Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Importantly, the choice of operating point will determine the dominant mechanism of decoherence and constrain available control schemes. We present a theoretical analysis of this system and the results of preliminary measurements. |
Kunal L. Tiwari ; Jeffrey Gertler ; Kate Azar ; Mallika Randeria ; Thomas Hazard ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Jonilyn Yoder ; Mollie Schwartz ; Kyle Serniak; |
| 189 | Quantum Characterization and Control Using Continuous Weak Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This functionality has been used to faithfully reconstruct individual quantum trajectories in isolated qubits and in entangled pairs coupled to a Markovian bath. We now extend these techniques to execute more complex quantum information processing tasks including tracking non-Markovian dynamics, continuous quantum error correction, and Hamiltonian reconstruction in superconducting circuits. |
Irfan Siddiqi; |
| 190 | Thermodynamics of Quantum Trajectories and Its Implementation on A Quantum Computer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These machines yield a useful environment for research on quantum systems and dynamics. Building on this opportunity, we investigate open-system dynamics that are simulated on a quantum computer by coupling a system of interest to an ancilla. |
Igor Lesanovsky; |
| 191 | Simulating Complex, Stochastic Processes with Quantum Physics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will give a brief an introduction to computational mechanics and statistical complexity as well as their extension to quantum memory. |
Felix Binder ; Thomas Elliott ; Chengran Yang ; Andrew Garner ; Jayne Thompson ; Mile Gu; |
| 192 | Time-series Quantum Reservoir Computing with Quantum Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A challenging example is (classical) time-series processing such as speech recognition and chaotic series prediction and the search for enhanced data processing capabilities is driving research into quantum approaches. |
Roberta Zambrini; |
| 193 | Thermodynamic Unification of Optimal Transport Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will introduce a thermodynamic framework for discrete optimal transport, which will illustrate the analogous relationship between stochastic thermodynamics and optimal transport within discrete-state systems. |
Tan Van Vu ; Keiji Saito; |
| 194 | Axion Electrodynamics in Curved Emergent Spacetime Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this way, we can create in a crystal a unique sandbox to explore the effects of spatial curvature on topological and axion responses. |
Emily Been ; Olivia Liebman ; Jonathan Curtis ; Ioannis Petrides ; Prineha Narang; |
| 195 | Causal Structure of Interacting Weyl Fermions in Condensed Matter Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we unveil an energy-momentum analogue of the spacetime light cone by mapping time to energy, space to momentum, and the light cone to the Weyl cone. We show that two Weyl quasiparticles can only interact to open a global energy gap if they lie in each other’s energy-momentum dispersion cones–analogous to two events that can only have a causal connection if they lie in each other’s light cones. |
Wei-Chi Chiu ; Guoqing Chang ; Gennevieve Macam ; Ilya Belopolski ; Shin-Ming Huang ; Robert Markiewicz ; Jia-Xin Yin ; Zi-Jia Cheng ; Chi-Cheng Lee ; Tay-Rong Chang ; Feng-Chuan Chuang ; Su-Yang Xu ; Hsin Lin ; M. Zahid Hasan ; Arun Bansil; |
| 196 | Holographic Weak Measurement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this paper, we study a holographic description of weak measurements in conformal field theories (CFTs). |
Shaokai Jian ; Xinyu Sun; |
| 197 | Topological Entanglement Entropy and The Coordinate Transformation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the context of a topological quantum field theory (TQFT), these coordinate transformations reduce to representations of the mapping class group of the manifold on the Hilbert space. We employ this invariance property of the Rényi entropies under coordinate transformations in the study of TQFTs in (2+1) dimensions on various types of manifolds. |
Chih-Yu Lo ; Po-Yao Chang; |
| 198 | Can Helicity Modulus Be Defined For Boundary Conditions With Finite Twist? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the response of a one-dimensional quantum rotor Hamiltonian to a finite (non-infinitesimal) twist of the boundary conditions. |
Gaurav Khairnar ; Thomas Vojta; |
| 199 | Ruling Out Spontaneous Symmetry Breaking on A Line Defect in The 3d Ising Conformal Field Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is thus natural to ask if long-range order can be stabilized on a defect in a critical bulk, which amounts to asking whether domain walls on the defect are relevant or not in the renormalization group sense. We explore this question in the Ising conformal field theory in two and higher dimensions by studying a conformal line defect with a symmetry-breaking field localized on it. |
Ryan Lanzetta ; Shang Liu ; Max Metlitski; |
| 200 | Partially Ordered Sachdev-Ye-Kitaev (SYK) Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The Sachdev-Ye-Kitaev (SYK) model describes all-to-all four-body interactions between spins. |
Arkaprava Mukherjee ; Nandini Trivedi ; Sandip Trivedi ; Vatsal Vatsal; |
| 201 | Simulating Inflationary Cosmological Models in Synthetic Mechanical Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on the dynamics of scalar fields subject to a Friedmann–Lemaître–Robertson–Walker (FLRW) metric, which describes the early expanding universe, and consider expansion scenarios driven by radiation, matter, and dark energy. |
Brendan Rhyno ; Ivan Velkovsky ; Peter Adshead ; Bryce Gadway ; Smitha Vishveshwara; |
| 202 | Emergent Forces from Holographic Tensor Networks and Critical Spin Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The AdS/CFT correspondence stipulates a duality between certain quantum critical points (described by CFTs) and certain theories of gravity in one higher spatial dimension. We attempt to find a manifestation of this duality in a concrete lattice setting. |
Rahul Sahay ; Mikhail Lukin ; Jordan Cotler; |
| 203 | Conformal Boundary Conditions in K-Matrix Luttinger Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the (0+1)-dimensional conformal boundaries and defects in K-matrix Luttinger liquids, which could be realized in either (1+1)-dimensional systems with Dirac fermions, or edges of abelian topological quantum field theories. |
Xiaochuan Wu; |
| 204 | Mass Gaps of Z3 Gauge Theory with Three Flavors in 1+1 Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider a Z_3 gauge theory coupled to three degenerate massive flavors which we term `QZD’. |
Andreas Weichselbaum ; Adrien Florio ; Semeon Valgushev ; Robert Pisarski; |
| 205 | Emanant Symmetries and Anomalies for (2+1)d Dirac Spin Liquid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study global symmetries of Dirac spin liquids (DSL) in (2+1)d lattice spin systems. |
Xinping Yang ; Meng Cheng; |
| 206 | Principles of Thermal Measurements of Samples with Minimal Heat Capacity (< 100 NJ/K) in The High B/T Regime Using Quartz Tuning Forks and Helium 3 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Piezoelectrically driven quartz devices have widespread use in various measurement systems and regimes, and by using a vibrating quartz device inside a volume of helium-3, one can … |
Alexander Donald ; Andrew Woods ; Rasul Gazizulin ; Lucia Steinke; |
| 207 | Failed Insulating Behavior Observed in Moire Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We observed a characteristic "failed insulator" behavior displayed in recent transport measurements in a large number of materials, including the ABC trilayer material, twisted bilayer graphene, etc. In this study, we show that this phenomenon can be seen as a precursor to band-splitting-driven MITs, and can be fully accounted for by recent theoretical advances proposing the scaling behavior near the transitions. |
Yuting Tan ; Louk Rademaker ; Vladimir Dobrosavljevic; |
| 208 | Excitonic Quantum Criticality in A Transition Metal Dichalcogenide Heterostructure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider the problem in the presence of electron doping and show that the ensuing metallic state has an inter-band (excitonic) charge density wave instability, which crucially can be controlled via a perpendicular displacement field. |
Ajesh Kumar ; Adarsh Patri ; Senthil Todadri; |
| 209 | Temperature-dependent and Layer-specific Spin-resolved Electronic Structure of Ferromagnetic Triple-layer Sr4Ru3O10 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we focus on the detailed quantitative comparison of the ARPES to spin-polarized DFT calculations which identify the specific origins of the narrow bands, and lead to a prediction of layer-specific opposite spin-polarization contributions to the magnetism, which is then experimentally evidenced in the ARPES multi-zone matrix element intensities. |
Jonathan Denlinger ; Propser Ngabonziza ; Alexei Fedorov ; Gang Cao ; James Allen ; Garu Gebreyesus ; Richard Martin; |
| 210 | Resistively-detected Electron Spin Resonance Study on Bernal Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present our RDESR study on 12C and 13C enriched Bernal bilayer graphene devices. |
Rong Cong ; Erin Morissette ; Gajadhar Joshi ; Jacob Henshaw ; Luca Basso ; Khalifa M. Azizur-Rahman ; James Edgar ; Michael Lilly ; Vesna Mitrovic ; Jia Li ; Andrew Mounce; |
| 211 | Dynamical Exciton Condensation in Nonequilibrium Electron-hole Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will describe a nonequilibrium field theory of interlayer excitons in biased electron-hole bilayers and show that interlayer tunneling drives the system out of equilibrium. |
Yongxin Zeng ; Valentin Crépel ; Andrew Millis; |
| 212 | Mott Insulators in Moiré Transition Metal Dichalcogenides at Fractional Fillings: Slave-rotor Mean-field Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study a slave-rotor mean-field theory of an extended Hubbard model, applicable to transition metal dichalcogenide moiré systems, that captures both the formation of Wigner crystals as well as exotic spin states on top of these charge backgrounds. |
Zhenhao Song ; Urban Seifert ; Zhu-Xi Luo ; Leon Balents; |
| 213 | Polaronic Electron Crystals and Nano-acoustics in Van Der Waals Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, two-dimensional moiré materials have emerged as the most versatile platforms for realizing quantum phases. The correlated Mott insulator states in transition metal dichalcogenide (TMD) moiré interfaces exhibit sufficiently high Tc, e.g., ~ 150 K. Here, we explore the stability origins of these correlated states in WSe 2/WS 2 moiré superlattices. |
Yiliu Li ; Eric Arsenault ; Birui Yang ; Xi Wang ; Heonjoon Park ; Edoardo Mosconi ; Yinjie Guo ; Takashi Taniguchi ; Kenji Watanabe ; Daniel Gamelin ; Andrew Millis ; Cory Dean ; Filippo Angelis ; Xiaodong Xu ; Xiaoyang Zhu; |
| 214 | Quantum Criticality and Entanglement for 2d Long-range Heisenberg Bilayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate critical exponents and scaling of entanglement entropies (EE) in the LR bilayer Heisenberg model using large-scale quantum Monte Carlo (QMC) simulations and the recently developed nonequilibrium increment algorithm for measuring EE. |
Menghan Song ; Jiarui Zhao; |
| 215 | Proximate Phases and Phase Transitions of Quantum Hall States in Moire Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: At filling -2/3, a quantum Ginzburg-Landau critical theory, as well as quantum electrodynamics(QED), are proposed to describe various FQAH-CDW transitions and the competition of CDW order and FQAH phases. |
Xueyang Song ; T. Senthil ; Ya-Hui Zhang ; Cenke Xu ; Liang Fu ; Chao-Ming Jian; |
| 216 | Strong-coupling Phases of Trions and Excitons in Electron-hole Bilayers at Commensurate Densities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce density imbalanced electron-hole bilayers at a commensurate 2 : 1 density ratio as a platform for realizing novel phases of electrons, excitons, and trions. |
David Dai ; Di Luo ; Liang Fu; |
| 217 | Excitonic Mott Insulator in A Bose-Fermi-Hubbard System of Moir’e $ M{WS}_2$/$ M{WSe}_2$ Heterobilayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, transition metal dichalcogenides heterobilayers have emerged as a promising platform for simulating the rich physics of the Hubbard model. In this work, we explore the interplay between fermionic and bosonic populations, using a $ m{WS}_2$/$ m{WSe}_2$ heterobilayer device that hosts this hybrid particle density. |
Beini Gao ; Daniel Suárez Forero ; Supratik Sarkar ; Tsung-Sheng Huang ; Deric Session ; Mahmoud Jalali Mehrabad ; Ruihao Ni ; Ming Xie ; Jonathan Vannucci ; Sunil Mittal ; Kenji Watanabe ; Takashi Taniguchi ; Atac Imamoglu ; You Zhou ; Mohammad Hafezi; |
| 218 | Charge Sensing of Graphene in Quantum Hall Regime with Scanning Tunneling Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we introduce a new experimental technique to visualize the local response of partially filled Landau levels and fractional quantum Hall liquids in monolayer graphene. |
Cheng-Li Chiu ; Xiaomeng Liu ; Kenji Watanabe ; Takashi Taniguchi ; Ali Yazdani; |
| 219 | Unconventional Metallic Magnetism: Non-analyticity and Sign-changing Behavior of Orbital Magnetization in ABC Trilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study an unique form of metallic ferromagnetism in which orbital moments surpasses the role of spin moments in shaping the overall magnetization. |
Mainak Das ; Chunli Huang; |
| 220 | Electron Correlation and Topology in Rhombohedral Multilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We observed a plethora of correlated and topological states including a ferro-valleytronic half-metal, a correlated insulating state and Chern insulator states. |
Tonghang Han ; Zhengguang Lu ; Giovanni Scuri ; Jiho Sung ; Jue Wang ; Tianyi Han ; Kenji Watanabe ; Takashi Taniguchi ; Liang Fu ; Hongkun Park ; Long Ju; |
| 221 | Novel Magnetism in Rhombohedral Pentalayer Graphene: The Superpolarized Electron-Hole Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on the experimental data, we propose the existence of an unprecedented magnetic metal, termed the superpolarized electron-hole fluid. |
Chunli Huang ; Mainak Das; |
| 222 | Tuning Superconductivity in Spin-Orbit Bernal Bilayer Graphene By Interfacial Twisting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that by controlling the interfacial twist angle between BLG and WSe 2, the proximitized spin-orbit coupling (SOC) as well as overall BLG phase diagram can be tuned. |
Yiran Zhang ; Gal Shavit ; Etienne Lantagne-Hurtubise ; Alex Thomson ; Cyprian Lewandowski ; Kenji Watanabe ; Takashi Taniguchi ; Jason Alicea ; Felix von Oppen ; Yuval Oreg ; Stevan Nadj-Perge; |
| 223 | Intervalley Coherence and Superconductivity in Spin-orbit-coupled Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform a comprehensive self-consistent Hartree-Fock study of the ground state phase diagram of Bernal bilayer graphene in the presence of long-range Coulomb interactions, short-range Hund’s coupling and proximity-induced spin-orbit coupling. |
Etienne Lantagne-Hurtubise ; Jin Ming Koh ; Alex Thomson ; Jason Alicea; |
| 224 | Valley-Polarized Magneto-Transport Via A Quantum Point Contact in Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate low temperature magneto-transport through a gate-defined quantum point contact in bilayer graphene. |
Konstantin Davydov ; Xi Zhang ; Wei Ren ; D. J. P. de Sousa ; Matthew Coles ; Logan Kline ; Bryan Zucker ; Kenji Watanabe ; Takashi Taniguchi ; Tony Low ; Ke Wang; |
| 225 | Imaging De Haas-van Alphen Quantum Oscillations and Milli-Tesla Pseudomagnetic Fields in ABA Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In contrast to artificially-induced large strain, which leads to pseudomagnetic fields of hundreds of Tesla, we detect naturally occurring pseudomagnetic fields as low as 1 mT corresponding to graphene twisting by just 1 millidegree over one µm distance, two orders of magnitude lower than the typical angle disorder in high-quality twisted bilayer graphene devices [3]. |
Nadav Auerbach ; Haibiao Zhou ; Matan Uzan ; Yaozhang Zhou ; Nasrin Banu ; Weifeng Zhi ; Martin Huber ; Kenji Watanabe ; Takashi Taniguchi ; Yuri Myasoedov ; Binghai Yan ; Eli Zeldov; |
| 226 | Determination of Proximity-induced Spin-orbit Coupling in Monolayer Graphene-WSe2 Heterostructures Using Large-index Landau Level Crossings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use high-index Landau level coincidences in ultra-clean monolayer graphene devices to extract an accurate measurement of both the Ising and Rashba spin-orbit coupling induced by a monolayer WSe 2 substrate. |
Caitlin Patterson ; Takashi Taniguchi ; Kenji Watanabe ; Andrea Young; |
| 227 | Hysteretic Charge Dynamics in RuCl3-doped Graphene Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report hysteretic charging processes in graphene devices which are separated from remote α−RuCl3 acceptors by thin boron nitride spacers. |
Ziyu Liu ; Dihao Sun ; Jordan Pack ; David Mandrus ; Kenji Watanabi ; Takashi Taniguchi ; Cory Dean; |
| 228 | Thermal Probe of Correlated States in Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present magneto-TEP studies of high-quality Bernal stacked bilayer graphene devices which exhibit well-developed FQH states at relatively low magnetic fields. |
Nishat Sultana ; Robert Rienstra ; Takashi Taniguchi ; Kenji Watanabe ; Joseph Stroscio ; Nikolai Zhitenev ; Fereshte Ghahari; |
| 229 | Phonon Cerenkov Amplification in Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A model of phonon Cerenkov amplification in graphene is used to explain the observed superlinear growth of resistivity for drift velocities above the speed of sound. |
Eric Barrett ; Aaron Barajas-Aguilar ; Jasen Zion ; Ian Sequeira ; Andrew Barabas ; Takashi Taniguchi ; Kenji Watanabe ; Thomas Scaffidi ; Javier Sanchez-Yamagishi; |
| 230 | Thermal Transport Study of Phase Transitions and Spontaneous Orders in Zero-energy Landau Level Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: With valley, layers and spin degrees of freedom, the Zero-energy Landau level of bilayer graphene provide a rich phase space where the symmetry broken states can be tuned by applied electric and magnetic fields. In this work, we utilize non-local noise thermometry in a multi-terminal geometry to study thermal transport of the competing orders in this system. |
Zhongying Yan ; Jonah Waissman ; Danial Haei ; Young Jae Shin ; Philip Kim; |
| 231 | Observation of Current Whirlpools in Graphene at Room Temperature Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present an experiment where we imaged one of the most striking hydrodynamic transport patterns – stationary current whirlpools – in a room-temperature monolayer graphene device. |
Chaoxin Ding ; Marius Palm ; William Huxter ; Takashi Taniguchi ; Kenji Watanabe ; Christian Degen; |
| 232 | Tuning Electromigration Forces on Adsorbates on Low-dimensional Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Employing Density Functional Theory and Non-equilibrium Green’s function calculations, we investigate the nature of electromigration forces on adsorbates on low-dimensional materials. |
Anshul Saxena ; Narayana Aluru; |
| 233 | Flat Band in Twisted Graphene I: Evolution of Flat Band Near The Magic Angle in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To figure out the important role of lattice relaxion in MATBG, we combine NanoARPES, AFM measurements and theoretical calculations to reveal the evolution of band structure near magic angle. |
Qian Li ; Hongyun Zhang ; Yijie Wang ; Wanying Chen ; Changhua Bao ; Tianyun Lin ; Shuai Zhang ; Haoxiong Zhang ; Kenji Watanabe ; Takashi Taniguchi ; Jose Avila ; Pavel Dudin ; Qunyang Li ; Pu Yu ; Wenhui Duan ; Zhida Song ; Shuyun Zhou; |
| 234 | Flat Band in Twisted Graphene II: Field Tunable Flat Band in Twisted Multilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will introduce our new progress on the NanoARPES measurement of twisted monolayer-bilayer graphene with operando gating capability. |
Hongyun Zhang ; Qian Li ; Youngju Park ; Yujin Jia ; Wanying Chen ; Jiaheng Li ; Changhua Bao ; Nicolas Leconte ; Kenji Watanabe ; Takashi Taniguchi ; Jose Avila ; Pavel Dudin ; Pu Yu ; Hongming Weng ; Wenhui Duan ; QuanSheng Wu ; Jeil Jung ; Shuyun Zhou; |
| 235 | Nature of Superconductivity in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Twisted bilayer graphene is one of the moire family which shows robust superconductivity dome only for carrier densities 2 < |n/n s| <3. We use this fact to constrain the nature of the superconducting phase and possible mechanisms that can drive the superconductivity in this material. |
Unmesh Ghorai ; Rajdeep Sensarma; |
| 236 | Kagome and Honeycomb Flat Bands in Moire Graphene Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a class of graphene-based moire systems hosting flat bands on kagome and honeycomb moire superlattices. |
Biao Lian ; Michael Scheer; |
| 237 | Oral: Electron-K-Phonon Interaction in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop an analytic theory to describe the interaction between electrons and K-phonons and study its influence on superconductivity in the bare bands of twisted bilayer graphene (TBG). |
Chaoxing Liu ; Andrei Bernevig ; Yulin Chen ; Ali Yazdani; |
| 238 | Electronic Structure of Lattice-relaxed HBN-encapsulated Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we review the electronic structure of energetically favored magic angle-tBG and hBN heterointerface structures and demonstrate that certain commensurate double moire patterns leads to a gap opening between the valence and conduction flat bands, thereby enhancing the possibility of observing well-resolved topological bands. |
Shaifullah Md ; Nicolas Leconte ; Jeil Jung; |
| 239 | Heavy Fermion Quantum Simulator Realized in A Graphene Moiré Superlattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a cryogenic near-field optical microscope with an oscillating atomic force microscopy (AFM) tip irradiated by infrared photons to create a nanoscopic hot spot in the planar samples. |
Petr Stepanov ; Sergi Batlle ; Dumitru Calugaru ; Haoyu Hu ; Roshan Krishna Kumar ; Niels Hesp ; David Barcons Ruiz ; Hanan Herzig Sheinfux ; Kenji Watanabe ; Takashi Taniguchi ; Andrei Bernevig ; Frank Koppens; |
| 240 | Efficient Momentum Space Approach to Superconductivity in Quasiperiodic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop an efficient momentum space approach to superconductivity in quasiperiodic systems, by including quasiperiodicity through the folding of Brillouin zones (BZs). |
Mao Yoshii ; Sota Kitamura ; Takahiro Morimoto; |
| 241 | Extended Critical Phase in Quasiperiodic Quantum Hall Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the effects of quasiperiodic spatial modulation on the quantum Hall plateau transition, by analyzing the Chalker-Coddington network model for the integer quantum Hall transition with quasiperiodically modulated link phases. |
Jonas Karcher ; Romain Vasseur ; Sarang Gopalakrishnan; |
| 242 | New Twisted Van Der Waals Fabrication Method Based on Strongly Adhesive Polymer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present our results on twist homostructures made with a wide choice of vdW materials – from two well-studied vdW materials (graphene and MoS 2) to the first-ever demonstrations of other vdW materials (NbSe 2, NiPS 3, and Fe 3GeTe 2). |
Giung Park ; Suhan Son ; Je-Geun Park ; Jieun Lee ; Miyoung Kim ; Jongchan Kim ; Yunyeong Chang ; Kaixuan Zhang; |
| 243 | Charge Density Waves and Moiré Reconstruction in Twisted NbSe2/NbSe2 Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On the other hand, monolayer NbSe2 exhibits spontaneous symmetry breaking into a charge density wave state with a 3×3 unit cell lattice reconstruction. In this project we use first-principles density functional theory calculations to study and understand the coexistence of these two types of atomic relaxation in twisted NbSe2 bilayers. |
Christopher Tat Shun Cheung ; Arash Mostofi ; Zachary Goodwin ; Johannes Lischner ; Adolfo Fumega; |
| 244 | Strain-Modulated Emergence of Rectangular Moiré Superlattice in Transition Metal Dichalcogenide Van Der Waals Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that strain application is suitable for continuous size and symmetry control of the superlattice. |
Hao Ou ; Koshi Oi ; Rei Usami ; Takahiko Endo ; Keisuke Shinokita ; Kazunari Matsuda ; Yasumitsu Miyata ; Jiang Pu ; Taishi Takenobu; |
| 245 | Landau Level Description of Topological Bands in Twisted Homobilayer TMDs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the non-interacting band structure using a basis constructed from Landau levels (LLs) formed by the spatially averaged part of the effective magnetic field. |
Jingtian Shi ; Nicolás Morales-Durán ; Allan MacDonald; |
| 246 | Continuous Mott Transition in Correlated Moiré TMDs with Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Nevertheless, experimental observations are not entirely consistent with expectations; in particular, the resistance change across the transition is larger than the universal value calculated for a clean system. As in all moiré systems, twist angle inhomogeneities are unavoidable, and we therefore study the continuous Mott transition in the presence of disorder using a quantum Boltzmann equation. |
Alex Thomson ; Hart Goldman ; Mengxing Ye; |
| 247 | Oral: Imaging Ferroelectric Domains in Twisted Hexagonal Boron Nitride Layers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a Kelvin probe force microscopy (KPFM) study on the electric control of FE domains. |
Kyoungpyo Lee ; Roy Dominguez ; Dongseob Kim ; Michael Goodman ; Rigo Mayorga-Luna ; Yoichi Miyahara ; Xiaoqin Elaine Li; |
| 248 | Transport and Magnetization Measurements of The High-Tc Superconductor Ba1-xKxBiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present Hall effect and magnetoresistance measurements of BKBO crystals at several potassium concentrations. |
Siddharth Gorregattu ; Xing He ; Dayu Zhai ; Dinesh Shukla ; Damjan Pelc ; Martin Greven; |
| 249 | Linear Magnetoresistance from Glassy Order Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that linear magnetoresistance (LMR) arises naturally in metals coupled to glassy order involving either i) an order parameter with a finite wavevector, such as charge density wave or ii) a nodal order parameter, such as nematic. |
Jaewon Kim ; Ehud Altman ; Shubhayu Chatterjee; |
| 250 | Variation of Carrier Density in Semimetals Via Short-range Correlation:a Case Study with Nickelate NdNiO2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a realistic simulation scheme that incorporates inter-atomic non-collinear magnetic correlation without a long-range order. |
Ruoshi Jiang ; Zi-jian Lang ; Tom Berlijn ; Wei Ku; |
| 251 | Momentum and Orbital Selective Nematicity in An Iron-based Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the underlying microscopic mechanism for this phenomenon remains elusive. In this research, we use ARPES with in-situ uniaxial strain capability to investigate the momentum and orbital selectivity of nematicity in optimal doped BaFe2(AsxP1-x)2 to provide insights into this matter. |
Yucheng Guo ; Zhaoyu Liu ; Na Hyun Jo ; Ji Seop Oh ; Eli Rotenberg ; Aaron Bostwick ; Christopher Jozwiak ; Nobumichi Tamura ; Makoto Hashimoto ; Donghui Lu ; Robert Birgeneau ; Jiun-Haw Chu ; Ming Yi; |
| 252 | Contacted Vs Contactless Measurements of Normal-state Resistivity of The Cuprate Superconductor HgBa2CuO4+δ Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The normal-state electrical resistivity behavior of the simple-tetragonal cuprate HgBa 2CuO 4+δ is obtained with a newly built contactless probe by measuring the quality factor of a radio frequency resonance circuit. We compare these results with traditional contacted resistivity measurements that utilize the van der Pauw method. |
Blake Wendland ; Jack Zwettler ; Dinesh Shukla ; Zachary Anderson ; Samuel Bayliff ; Damjan Pelc ; Martin Greven; |
| 253 | Pressure Driven Fractionalization of Ionic Spins Results in Cuprate-like High-$T_c$ Superconductivity in La$_3$Ni$_2$O$_7$ Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An immediate essential question is the pressure-induced qualitative change of electronic structure that enables the exciting high-temperature superconductivity. We investigate this timely question via a numerical multi-scale derivation of effective many-body physics. |
Wei Ku ; Ruoshi Jiang ; Jinning Hou ; Zhiyu Fan ; Zijian Lang; |
| 254 | Thermal Hall Effect and Neutral Spinons in A Doped Mott Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the transport properties of neutral spinons as the elementary excitation of a doped Mott insulator, which is governed by a mutual Chern-Simons topological gauge structure. |
Zhi-Jian Song ; Jiaxin Zhang ; Zheng-Yu Weng; |
| 255 | Evidence for Spin-orbit-assisted Electron-phonon Coupling in Metallic SrTiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Such coupling would lead to hybridization of phonon, spin-flip, and plasmon modes in applied magnetic fields [2]. To test this prediction, we have performed an inelastic cold-neutron scattering experiment in a sample with a carrier concentration of ~10 19 cm -3. |
Noah Somun ; Issam Khayr ; Travis Williams ; Martin Greven ; Damjan Pelc; |
| 256 | Spinless Pseudospin in Space Group Pnma: Application to UCoGe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss a particular example of spinless pseudospin by considering UCoGe, which has an orthorhombic crystal structure and space group Pnma. |
TATSUYA SHISHIDOU ; Yue YU ; Shuntaro Sumita ; Michael Weinert ; Daniel Agterberg; |
| 257 | Trends in The Electronic Structure and Magnetic Properties of Infinite-layer Nickelates with Pressure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the systematic evolution of the electronic structure and magnetic properties of infinite-layer RNiO 2 nickelates with pressure using first-principles calculations. |
Shekhar Sharma ; Myung-Chul Jung ; Harrison LaBollita ; Antia Botana; |
| 258 | Electron-phonon Coupling in Metallic and Plastically Deformed Strontium Titanate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present the results of a titanium L-edge resonant inelastic x-ray scattering study of plastically deformed and undeformed electron-doped SrTiO 3. |
Luka Rogic ; Sajna Hameed ; Issam Khayr ; Mirian Garcia-Fernandez ; Damjan Pelc ; Martin Greven ; Matteo Minola ; Bernhard Keimer; |
| 259 | Theory of High Pauli Limiting Fields in BiS2-based Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Experimental data suggest that the highest critical fields can be raised by partial S-Se substitution. This work focuses on detailed lattice structures of some Bi(S/Se) 2-based superconductors to explain this phenomenon. |
Danylo Radevych ; TATSUYA SHISHIDOU ; Yue YU ; Daniel Agterberg ; Michael Weinert; |
| 260 | High Temperature Elastic Properties of The Hard Superconductor ZrN Using Resonant Ultrasound Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present measurements of the elastic moduli of several polycrystalline ZrN samples (porosity ≈ 6%) from cryogenic temperatures up to 1000 °C obtained using resonant ultrasound spectroscopy. |
William Peria ; Christopher Mizzi ; Tannor Munroe ; Darrin Byler ; Joshua White ; Boris Maiorov; |
| 261 | Exceptions to Fourier’s Law at The Macroscale Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: For the past two centuries, heat conduction within materials has been widely described as diffusion according to Fourier’s law, with exceptions only observed at the nanoscale. … |
Kaikai Zheng ; Shankar Ghosh ; Steve Granick; |
| 262 | Non Equilibrium Green’s Function Approach for Modeling Carbon Nanotube Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a comprehensive theoretical framework to explore a non-equilibrium nanoelectromechanical system (NEMS) based on a fully suspended carbon nanotube (CNT) device. |
Pranav Vaidhyanathan ; Natalia Ares ; Kushagra Aggarwal ; Mark Mitchison ; Juliette Monsel; |
| 263 | Scaling of Energy and Power in A Large Quantum Battery-charger Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate a theoretical quantum battery-charger model, focusing on its potential emulation on concrete experimental platforms. |
Lei Gao ; Chen Cheng ; Wen-Bin He ; Rubem Mondaini ; Xi-Wen Guan ; Hai-Qing Lin; |
| 264 | Harnessing Synthetic Axions to Probe A Cosmological Axion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a non-equilibrium effective field theory description of their hybridization or mixing in a medium. |
Shuyang Cao ; Daniel Boyanovsky; |
| 265 | Memory Effects in The Energy Dissipation of Anharmonic Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a simple model of coupled harmonic oscillators to explore the effects of local dissipation that can arise from large isolated systems, without the need to invoke a bath. |
Cristobal Vallejos ; Jorge Sofo; |
| 266 | Theoretical Investigation of Non-Markovian Dynamics of An Optomechanical System Acting As An Autonomous Quantum Heat Engine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose utilizing a well-known quantum device, the optomechanical system, in a novel manner to realize an autonomous QHE. |
Miika Rasola ; Vasilii Vadimov ; Mikko Möttönen; |
| 267 | Non-equilibrium Quantum Field Theory for Thermal Inhomogeneity in Thermoelectric Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We proposed a perturbation theory for otherwise free particles with small temperature gradients in long wires and obtained the Fermi and Boson distribution functions to first order accuracy. |
Yuan Gao ; Khandker Muttalib; |
| 268 | Inhomogeneous Charge Density Wave States Induced By Quantum Quenches Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the post-quench dynamics of the charge-density-wave (CDW) orders in the t-V model. |
Lingyu Yang ; Gia-Wei Chern; |
| 269 | Quantum Interference Enhancement of The Spin-dependent Thermoelectric Response Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the influence of quantum interference and broken spin-symmetry on the thermoelectric response of node-possessing junctions, finding a dramatic enhancement of the spin-thermopower (S s), figure-of-merit (Z sT), and maximum thermodynamic efficiency (η s max) caused by destructive quantum interference. |
Justin Bergfield ; Joshua Hendrickson ; Runa Bennett; |
| 270 | Ultrafast Transient Absorption Spectroscopy of Strongly Correlated Mott Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We applied time-resolved transient absorption spectroscopy to systematically investigate the ultrafast optical responses of condensed matter systems. |
Youngjae Kim; |
| 271 | Thermal Transport in Nanoelectronic Devices in The Zero-temperature Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We can thus predict thermal dynamics in a generic device down to microkelvin temperatures. Our work outlines a low-investment recipe for bringing quantum technologies and fundamental nanoscience into this novel temperature range. |
Samuli Autti ; Francis Bettsworth ; Kestutis Grigoras ; David Gunnarsson ; Richard Haley ; Alexander Jones ; Yuri Pashkin ; Jonathan Prance ; Mika Prunnila ; Michael Thompson ; Dmitry Zmeev; |
| 272 | Quantum Refrigeration Powered By Dephasing in A Superconducting Circuit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we demonstrate a novel quantum thermal machine that leverages dephasing noise to fuel a cooling engine in steady state. |
Simon Sundelin ; Aamir Mohammed Ali ; Claudia Castillo Moreno ; Vyom Kulkarni ; Simone Gasparinetti; |
| 273 | Non-equilibrium Variable Range Hopping Under DC Bias in Disordered Electronic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we develop a theory of field assisted variable range hopping as a mechanism for insulator-metal transition in disordered systems. |
Kunal Mozumdar ; Jong Han ; Herbert Fotso; |
| 274 | Boundary Kondo Impurity with PT-symmetry and Beyond: A Bethe Ansatz Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study a one-dimensional conducting wire attached with complex coupling constants to Kondo impurities one at each edge, the two coupling constants being complex conjugates of each other leading to a PT-symmetric Hamiltonian. |
Yicheng Tang ; Natan Andrei ; Pradip Kattel ; Patrick Azaria ; Parameshwar Pasnoori; |
| 275 | Relation Between The One-band and Three-band Hubbard Models of Cuprates Via Spectroscopy and Scattering Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the Heisenberg exchange coupling J obtained by a downfolding method in terms of the three band parameters is used to carry out an optimization analysis consistent with J from neutron scattering experiments for a series of cuprates. |
Ashish Chainani ; K Sheshadri ; Daniel Malterre ; Atsushi Fujimori; |
| 276 | Ab-Initio Calculation of Quasiparticle Interference in Sr2RuO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Quasiparticle interference (QPI) imaging of multiband materials with a two-dimensional electronic structure has been instrumental in the study of low-energy states and in capturing details of multiband ordering in these systems. |
Nahom Yirga ; David Campbell ; Ka-Ming Tam; |
| 277 | Interlayer Couplings in Cuprates: Mechanisms and Structure-based Estimators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on the prototypical bilayer cuprates Bi 2Sr 2CaCu 2O 8+x (Bi-2212) and Pr x+yY 1-xBa 2-yCu 3O 7 (Pr-YBCO) and demonstrate a method of estimating interlayer couplings, including their k-space dispersion, directly from the measured/computed crystal structure. |
Zheting Jin ; Sohrab Ismail-Beigi; |
| 278 | Candidate High-Tc Superconductors in A Class of Quaternary Hydrides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on our previous work on Lu-H-N ternary hydride structures [arXiv:2305.18196], we propose a class of quaternary structures as potential very high temperature superconductors. |
Adam Denchfield ; Russell Hemley ; Hyowon Park; |
| 279 | Frustrated Altermagnetism and Charge Density Wave in Kagome Superconductor CsCr3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using the first-principles density-functional calculations, we investigate the electronic structure and magnetism of the kagome superconductor CsCr 3Sb 5. |
Chao Cao; |
| 280 | Electron-phonon Coupling and Polarons in The Parent Cuprate La2CuO4 from First-principles Calculations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present first-principles e-ph calculations in the parent-compound lanthanum cuprate (La 2CuO 4, LCO) based on Hubbard-corrected density functional theory. |
Benjamin Chang ; Iurii Timrov ; Jinsoo Park ; Jin-Jian Zhou ; Nicola Marzari ; Marco Bernardi; |
| 281 | Electronic Structure and Magnetic Properties of La3Ni2O7 Under Pressure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Following the recent report of superconductivity in the bilayer nickelate La 3Ni 2O 7 under pressure, in this talk we will present an analysis of the electronic and magnetic properties of the compound as a function of pressure using density functional theory-based methods. |
Victor Pardo ; Harrison LaBollita ; Michael Norman ; Antia Botana; |
| 282 | Nickelate Superconductivity Without Doping at 100 GPa in PrNiO2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show in DΓA calculations [5] that even higher T c’s are possible if the ratio bandwidth-to-interaction is increased [5]. |
Karsten Held ; Simone Di Cataldo ; Liang Si ; Motoharu Kitatani; |
| 283 | Towards Predictive Ab Initio Methods for Unconventional Superconductivity: A Study of Multilayer Cuprates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Towards predictive ab initio methods for unconventional superconductivity: a study of multilayer cuprates. |
Benjamin Bacq-Labreuil ; Kristjan Haule ; André-Marie Tremblay ; David Sénéchal; |
| 284 | Coupling Between Electrons and Hybridized Transverse Optical-acoustic Phonons in SrTiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Focusing on the low-energy hybridized TO-TA phonons, we determine both the low-temperature thermodynamic properties and the pairing instabilities of the electron-phonon coupled system. |
Ana-Marija Nedic ; Maria Gastiasoro ; Ezra Day-Roberts ; Turan Birol ; Rafael Fernandes; |
| 285 | Anomalous Coherence Length in Superconductors with Quantum Metric Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the quantum metric, which is the real part of the quantum geometric tensor, gives rise to an anomalous contribution to the coherence length. |
Jinxin Hu ; Shuai CHEN ; Kam Tuen Law; |
| 286 | Density of States and Spectral Function of A Superconductor Out of A Quantum-Critical Metal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the validity of a quasiparticle description of a superconducting state above a metallic quantum- point (QCP). |
Shang-Shun Zhang ; Andrey Chubukov; |
| 287 | An Unusual First Order Phase Transition in A 2D Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze how superconductivity emerges if we impose a finite q and gradually decrease it below qc. |
Noah Jabusch ; Andrey Chubukov ; Emmanouil Kokkinis; |
| 288 | Disorder Dependence of Pseudo Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, through a full and self-consistent Born approximation, we evaluate the sign and size of the pseudomagnetic field, validating both methods. |
Inho Song ; Eun-Gook Moon ; Hanbit Oh; |
| 289 | Quantum Spin Liquids from Electron-phonon Coupling: A Numerically-exact Quantum Monte Carlo Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore whether electron-phonon coupling (EPC) could provide a new mechanism of realizing QSL. |
Hong Yao ; Xun Cai ; Zixiang Li; |
| 290 | Specific Heat of A 2D Superconductor in The BEC Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the evolution of the temperature dependence of the specific heat between BCS and BEC regimes in a 2D superconductor. |
Emmanouil Kokkinis ; Noah Jabusch ; Andrey Chubukov; |
| 291 | Kondo Effect in Non-centrosymmetric Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate Kondo effect in non-centrosymmetric superconductors (SC). |
Shangjian Jin ; Darryl Foo ; Shaffique Adam; |
| 292 | Synchronization of Higgs Oscillations in Long-Range Interacting Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the impact of long-range electron-electron interactions on the non-equilibrium dynamics of unconventional superconductors. |
Benedikt Fauseweh ; Andreas Buchheit ; Torsten Kessler; |
| 293 | Magnetically Mediated Superconductivity in The Pressurized Nickelate La3Ni2O7 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It has been argued that the low-energy physics of LNO can be described by the single band, strongly correlated mixed dimensional bilayer t-J model [2,3]. Our investigation of this bilayer system, utilizing density matrix renormalization group techniques, establishes an intricate understanding of the model and the magnetically induced pairing through comparison to the perturbative limit of dominating inter-layer spin couplings. |
Henning Schloemer ; Ulrich Schollwoeck ; Fabian Grusdt ; Annabelle Bohrdt; |
| 294 | Suppression of Unconventional Superconductivity in Quasicrystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we consider the robustness of conventional and unconventional superconductors to quasiperiodicity. |
Julian May-Mann ; Nicole Ticea ; Trithep Devakul; |
| 295 | Co-origination of Pair Density Waves and Mott Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the novel potential for doublon hopping to reshape the antinodal band structure, as in ARPES observations that have become a litmus test for models of PDWs in the cuprates. |
Rohit Hegde; |
| 296 | Intertwined Orders, Pair-Density-Wave, and D-Wave Superconductivity in The Square-Lattice T-J Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On 8-leg cylinders approximating two-dimensional systems, we demonstrate that the pure t-J model, for a wide range of hole doping (δ = 0.1 − 0.2), hosts an exotic SC state where the unidirectional pair density wave and d-wave SC intertwine with the spin bond order and a weak charge density wave. |
Feng Chen ; Donna Sheng; |
| 297 | Efficient Computation of Multidimensional Lattice Sums with Boundaries and Applications to Long-Range Interacting Topological Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we lay out a robust framework designed for the efficient computation of multidimensional lattice sums with long-range interactions on bounded lattices. |
Andreas Buchheit ; Torsten Kessler ; Kirill Serkh; |
| 298 | Analysis of The Bulk-boundary Correspondence in Nonlinear Eigenvalue Problems By The Auxiliary Eigenvalues Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we introduce auxiliary eigenvalues of the matrix pencil and establish the BBC between the bulk topology of auxiliary eigenstates and physical boundary states [6]. |
Takuma Isobe ; Tsuneya Yoshida ; Yasuhiro Hatsugai; |
| 299 | Floquet Non-Abelian Topological Insulator and Multifold Bulk-edge Correspondence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work, for the first time, presents Floquet topological insulators characterized by non-Abelian charges and opens up exciting possibilities for exploring the rich and uncharted territory of nonequilibrium topological phases. |
Tianyu Li ; Haiping Hu; |
| 300 | Symmetry-Protected Locally Confined Eigenstates Oscillation in Topolectrical Heterosystem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a controllable novel local confinement of voltage oscillations in a topolectrical (TE) heterosystem constructed with typical RLC circuit components by exploiting the underlying symmetries of its admittance spectrum. |
Md Saddam Hossain Razo ; S M Rafi-Ul-Islam ; Zhuo Bin Siu ; Mansoor B.A. Jalil; |
| 301 | Topological Triviality of Strictly Local Projectors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that if the occupied (gapped) subspace of a single-particle Hamiltonian is described by a projector that is strictly local, then the system is topologically trivial. |
Pratik Sathe ; Rahul Roy; |
| 302 | Non-Bloch Band Theory of Sub-symmetry-protected Topological Phases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The non-Bloch band theory has successfully proven that non-Hermitian systems show two types of modified BBC: (i) complex eigenvalue topology of the bulk leads to non-Hermitian skin effect, where all bulk states localize at one boundary of the system, and (ii) the eigenstate topology in the GBZ leads to the conventional topological boundary modes. |
Sonu Verma ; Moon Jip Park; |
| 303 | Particle-Hole Symmetry Groups and Topological Quantum Chemistry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, to construct on equal footing TQC- (Wannier-) based characterizations of topological states in all of the classes of the tenfold way with additional crystal symmetries, it is necessary to formulate notions of elementary band representations (EBRs) and topological invariants that are agnostic as to the strength of SC pairing and sublattice, orbital, and spin-orbit interactions. We here accomplish this for crystals in Classes AIII and A with additional combinations of crystal and unitary particle-hole (chiral) symmetry S by introducing a new notion of S-SGs. |
Emile Pangburn ; Eli Gerber ; Gregory Fiete ; Thierry Jolicoeur ; Barry Bradlyn ; Catherine Pépin ; Benjamin Wieder; |
| 304 | Delicate Topology of Luttinger Semimetal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides a starting point for exploring delicate topological phenomena in quantum materials. |
Ruixing Zhang ; Penghao Zhu; |
| 305 | PT-symmetric Non-Hermitian Hopf Metal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this letter, we propose the generalization of the Hopf bundle in the non-Hermitian systems. |
Seik Pak ; Moon Jip Park ; Sonu Verma ; Cheol Hun Yeom; |
| 306 | Topology of Non-Hermitian Systems from The Exceptional Point Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss classifications of multiple arbitrary-order exceptional points by invoking the permutation group and its conjugacy classes. |
Jung-Wan Ryu ; Jae-Ho Han ; Chang-Hwan Yi ; Moon Jip Park ; Hee Chul Park; |
| 307 | Model Non-Hermitian Topological Operators Without Skin Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: … |
Daniel Salib ; Bitan Roy ; Sanjib Kumar Das; |
| 308 | Universal Platform of Point-gap Topological Phases from Topological Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose a simple and universal platform of point-gap topological phases constructed from Hermitian topological insulators and superconductors. |
Masatoshi Sato ; Daichi Nakamura ; Kazuya Inaka ; Nobuyuki Okuma; |
| 309 | Quantum Corrections to The Magnetoconductivity of Surface States in Three-dimensional Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work reveals that detailed MC analysis can provide deep insights into the complex electronic processes in TIs, such as the screening and dephasing effects of localized charge puddles, as well as the related particle-hole asymmetry. |
Gang Shi ; Gao Fan ; Zhilin Li ; Rencong Zhang ; Igor Gornyi ; Dmitri Gutman ; Yongqing Li; |
| 310 | A Variant of Bulk-boundary Correspondence in Topological Phases in AZ+I Classification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the previous work, we showed that by using entanglement spectra instead of ordinary edge spectra, a variant of "bulk boundary correspondence" holds even for PT symmetric topological insulators [1]. In this presentation, we reveal the extension of such "bulk-boundary correspondence" to topological phases of the AZ+I classification, which is an extension of the AZ classification by replacing time reversal T and particle-hole symmetry C with PT and PC, respectively. |
Ryo Takahashi ; Tomoki Ozawa; |
| 311 | Non-Hermitian Skin Effect Enforced By Nonsymmorphic Symmetries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we propose a non-Hermitian skin effect (NHSE) enforced by nonsymmorphic symmetries [1]. |
Yutaro Tanaka ; Ryo Takahashi ; Ryo Okugawa; |
| 312 | How Nonlinearity Distorts The Evidence for Photoinduced Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When we account for this error, we find that the experiments on K 3C 60 may be understood instead as a photoenhancement of its carrier mobility that saturates with fluence, with no need to appeal to a photoinduced phase transition to a superconducting state. I will describe how this error also distorts the evidence for photoinduced superconductivity in the normal state of cuprate superconductors and the charge-transfer salt BEDT-TTF. |
J. Steven Dodge ; Derek Sahota ; Leya Lopez; |
| 313 | Two-plasmon Excitations with THz Light Pulses in Superconducting Cuprates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Starting from the more conventional case of IR-active lattice vibrations, in this talk I will introduce the theoretical framework we recently developed to model two-mode excitations driven by intense THz pulses. |
Mattia Udina ; Jacopo Fiore ; Niccolò Sellati ; Francesco Gabriele ; Goetz Seibold ; Claudio Castellani ; Lara Benfatto; |
| 314 | Light-induced Superconductivity Emergent from Charge Order in La2-x-yNdySrxCuO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we performed comprehensive studies of light-induced superconductivity in another representative stripe-ordered cuprate system, La 2-x-yNd ySr xCuO 4, by optical pump and terahertz (THz) probe spectroscopy. |
Ryo Shimano; |
| 315 | Phase-resolved Higgs-Spectroscopy in Superconducting Cuprates Using Non-linear THz Spectroscopies Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: High field THz-pulses allow accessing the Higgs mode, the amplitude mode of the order parameter, in superconductors. Using a phase-resolved THz-high-harmonics-spectroscopy allows … |
Stefan Kaiser; |
| 316 | Optical Probes of Fractional Quantum Anomalous Hall Effect in Twisted MoTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Helically polarized photoluminescence can be controlled by the spontaneous spin/valley polarization of the system. This behavior provides a new approach to investigate the integer and fractional quantum anomalous Hall effects, as well as their tuning by electric field. |
Eric Anderson ; Xiaodong Xu ; Jiaqi Cai ; Heonjoon Park ; Di Xiao ; Wang Yao ; Ting Cao ; Liang Fu ; Feng-ren Fan ; Cui-Zu Chang ; David Cobden ; Takashi Taniguchi ; Kenji Watanabe; |
| 317 | Laughlin Charge Pumping in A Quantum Anomalous Hall Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that charges are pumped between the inner and outer electrodes of the Corbino disk in response to alternating magnetic fields. |
Minoru Kawamura; |
| 318 | Engineering Quantum Geometry at Oxide Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report the discovery of the first material system having both spin- and orbital-sourced BC: LaAlO3/SrTiO3 interfaces grown along the [111] direction. We independently detect these two sources and probe the BC associated to the spin quantum number through the measurements of an anomalous planar Hall effect. |
Andrea Caviglia; |
| 319 | Near-field THz Spectroscopy of Tantalum Films for Superconducting Quantum Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will show how terahertz Scanning Near-field Optical Microscopy (SNOM) can be used to probe functional devices such as coplanar microwave resonators and inform the processing of new materials for quantum technology. |
Peter Jacobson ; Xiao Guo ; Zachary Degnan ; Julian Steele ; Eduardo Solano ; Bogdan Donose ; Karl Bertling ; Arkady Fedorov ; Aleksandar Rakić; |
| 320 | Characterization of Encapsulated Superconducting Microwave Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the effects of encapsulation of superconducting films with non-superconducting materials. |
Aranya Goswami ; Sameia Zaman ; Andres Lombo ; Pablo Perez ; Kevin Grossklaus ; Terry Orlando ; Simon Gustavsson ; Kyle Serniak ; Joel Wang ; Jeffrey Grover ; Kevin O’Brien ; William Oliver; |
| 321 | Surface Passivation of Niobium and Aluminum Superconducting Thin-Films Using Self-Assembled Monolayers to Suppress The Growth of Oxides Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: In the development and optimization of superconducting quantum circuits, post-fabrication surface passivation of superconducting thin films is pivotal [1,2]. This research directs … |
Mohammed Alghadeer ; Omar Abdulsahib Saleh ; Khan Alam ; Saleem Rao; |
| 322 | Nb-based Superconducting Qubits with Capping Layers: Optimizing The Proximity Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent studies within the SQMS center of transmon qubits, utilizing thin capping layers on the Nb capacitor to eliminate the RF lossy Nb oxide, have shown significant increases in the T 1 relaxation time. Such superconducting/normal metal (S/N) bilayers necessarily involve the proximity effect and we discuss how this can be optimized. |
John Zasadzinski ; Seth Rice ; Maria Iavarone; |
| 323 | Encapsulating Superconducting Circuits to Avoid Oxide-related Dielectric Loss Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation I will describe our approach to eliminate the oxide layer by encapsulating tantalum with a noble metal thin film. |
Nana Shumiya ; Ray Chang ; Matthew Bland ; Faranak Bahrami ; Russell McLellan ; Alexander Pakpour-Tabrizi ; Kevin Crowley ; Chenyu Zhou ; Kim Kisslinger ; Junsik Mun ; Rebecca Cummings ; Aswin kumar Anbalagan ; Conan Weiland ; Andrew Walter ; Mingzhao Liu ; Robert Cava ; Andrew Houck ; Nathalie de Leon; |
| 324 | Encapsulating Ta Films with Pt for Novel Josephson Junctions and Quantum Information Applications Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a technique to encapsulate the Ta films with a Pt layer to eliminate the Ta oxide growth. |
Param Patel ; John Lyons ; Junwon Choi ; Jacob Repicky ; Chung Wa Shum ; Maria Nowicki ; Israa Yusuf ; Benjamin Hunt ; Michael Hatridge; |
| 325 | Characterization of Loss Mechanisms in High Kinetic Inductance Materials: Part 1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To fully exploit the properties of such materials, we must better understand their loss mechanisms, and identify ways to integrate them with established superconductors like aluminum or tantalum for quasiparticle mitigation. In part 1 of this talk, we discuss fabrication techniques for building microwave resonators with these materials, and outline our approach to identifying different loss mechanisms. |
Neel Thakur ; Vishakha Gupta ; Patrick Winkel ; Peter van Vlaanderen ; Yanhao Wang ; Suhas Ganjam ; Luigi Frunzio ; Robert Schoelkopf; |
| 326 | Characterization of Loss Mechanisms in High Kinetic Inductance Materials: Part 2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To fully exploit the properties of such materials, we must better understand their loss mechanisms, and identify ways to integrate them with established superconductors like aluminum or tantalum for quasiparticle mitigation. In part 2 of this talk, we present results on devices constructed of such high-kinetic inductance materials. |
Vishakha Gupta ; Neel Thakur ; Patrick Winkel ; Peter van Vlaanderen ; Yanhao Wang ; Suhas Ganjam ; Luigi Frunzio ; Robert Schoelkopf; |
| 327 | Numerical Analysis of The Kinetic Inductance Fraction of Superconducting Thin-film Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we describe a numerical approach to the calculation of kinetic inductance fraction in superconducting transmission lines that can be applied to structures with arbitrary 2D cross section and arbitrary penetration depth. |
Matthew Snyder ; Yen-An Shih ; Gabriel Spahn ; Shravan Patel ; David Harrison ; Robert McDermott; |
| 328 | Quantum Circuits Using The Disordered Superconductor WSi (Part I) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, devices based on such materials have not yet reached the simultaneous levels of high nonlinearity and low loss commonly achieved with Josephson junction-based devices. In this project, we aim to address this problem by optimizing devices based on WSi, an amorphous superconductor commonly used in single-photon detectors for its lack of grain boundaries and high-quality thin films. |
Trevyn Larson ; Sarah Garcia Jones ; Tamas Kalmar ; Sai Pavan Chitta ; Pablo Aramburu Sanchez ; Stephen Gill ; Akash Dixit ; Varun Verma ; Jens Koch ; Sae Woo Nam ; Raymond Simmonds ; Andras Gyenis; |
| 329 | Quantum Circuits Using The Disordered Superconductor WSi (Part II) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, devices based on such materials have not yet reached the simultaneous levels of high nonlinearity and low loss commonly achieved with Josephson junction-based devices. In this project, we aim to address this problem by optimizing devices based on WSi, an amorphous superconductor commonly used in single-photon detectors for its lack of grain boundaries and high-quality thin films. |
Sarah Garcia Jones ; Trevyn Larson ; Sai Pavan Chitta ; Tamas Kalmar ; Pablo Aramburu Sanchez ; Stephen Gill ; Akash Dixit ; Varun Verma ; Jens Koch ; Sae Woo Nam ; Raymond Simmonds ; András Gyenis; |
| 330 | Quantum Circuits Using The Disordered Superconductor WSi (Part III) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In part three of this three-part talk, we focus on circuit quantization of a RF-squid circuit which using a weak-link WSi junction instead of a conventional AlOx tunnel junction. |
Sai Pavan Chitta ; Trevyn Larson ; Sarah Jones ; Heli Vora ; Sae Woo Nam ; Raymond Simmonds ; Andras Gyenis ; Jens Koch; |
| 331 | Vortex Viscosity in Superconducting Granular Aluminum Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For the lowest sheet resistance samples, we find the vortex viscosity to be consistent with the conventional Bardeen-Stephen model. |
Jadrien Paustian ; Clayton Larson ; Kenneth Dodge ; B.L.T. Plourde; |
| 332 | Probing Kinetic Inductance in Thin Niobium Diselenide (NbSe2) Through Microwave Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We developed hybrid superconducting microwave resonators incorporating van der Waals (vdW) superconductors to explore the microwave (MW) response of superconducting 2D materials in the GHz regime. |
Sameia Zaman ; Joel Wang ; Miuko Tanaka ; Thomas Werkmeister ; Max Hays ; Daniel Rodan Legrain ; Aranya Goswami ; Thao Dinh ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Mollie Schwartz ; Jonilyn Yoder ; Kenji Watanabe ; Takashi Taniguchi ; Terry Orlando ; Jeffrey Grover ; Simon Gustavsson ; Kyle Serniak ; Pablo Jarillo-Herrero ; Philip Kim ; William Oliver; |
| 333 | Microwave Characterization of Hybrid Superconductor-semiconductor Junction Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show microwave measurements on an S-Sm array to study microwave loss, nonlinearity, and phase slip dynamics in S-Sm junctions. |
William Strickland ; Lukas Baker ; Jaewoo Lee ; Bassel Elfeky ; William Schiela ; Krishna Dindial ; Andrea Maiani ; Jacob Issokson ; Ido Levy ; Javad Shabani; |
| 334 | Toward Implementation of Protected Charge-parity Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we describe the design, fabrication, and characterization of multi-plaquette devices that aspire to protection. |
Abigail Shearrow ; Matthew Snyder ; Bradley Cole ; Kenneth Dodge ; Yebin Liu ; Andrey Klots ; Lev Ioffe ; Britton Plourde ; Robert McDermott; |
| 335 | Electronic Capacitance in Tunnel Junctions for Protected Charge-parity Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This electronic capacitance contributes to the overall junction capacitance and poses a significant obstacle in creating junctions for new charge-parity qubits with optimal protection. This talk will describe measurements of electronic capacitance in small tunnel junctions and strategies for mitigating this in future charge-parity topologically protected devices. |
Bradley Cole ; Kenneth Dodge ; Yebin Liu ; Abigail Shearrow ; Matthew Snyder ; Andrey Klots ; Lev Ioffe ; Robert McDermott ; B.L.T. Plourde; |
| 336 | Geometrical Approach for Designing Novel Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Relying on the connection between symplectic geometry, graph theory, and circuit theory, we describe a Hamiltonian formulation and quantization of non-dissipative electrodynamic circuits. |
András Gyenis; |
| 337 | Design and Characterization of The Heavy Double Cooper-Pair Tunneling Element Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the implementation of an inductively shunted double-Cooper-pair junction in the heavy regime, with circuit parameters tailored to enhance the novel effect. |
Hyunseong Kim ; Long Nguyen ; Dat Thanh Le ; Christian Juenger ; Trevor Chistolini ; Bingcheng Qing ; Clarke Smith ; Sai Pavan Chitta ; Tom Stace ; Jens Koch ; David Santiago ; Irfan Siddiqi; |
| 338 | Exploring The Superconducting Grid-states Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Alternatively, the information can be protected if it is hardware-encoded into the grid-like eigenstates of a superconducting circuit with dual nonlinearity in charge and phase. Here, we present an approach to implement such a qubit by combining the quasicharge element with the double-Cooper-pair tunneling element. |
Long Nguyen ; Hyunseong Kim ; Dat Thanh Le ; Christian Juenger ; Trevor Chistolini ; Clarke Smith ; Sai Pavan Chitta ; Tom Stace ; Jens Koch ; David Santiago ; Irfan Siddiqi; |
| 339 | Multimode Effects in A Unimon Circuit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a new numerical model that efficiently incorporates the multimode effects for a typical unimon circuit [2]. |
Sasu Tuohino ; Vasilii Vadimov ; Wallace Teixeira ; Tommi Malmelin ; Matti Silveri ; Mikko Möttönen; |
| 340 | High-gap Josephson Junctions for Single-film Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The talk will discuss design considerations for constriction-based qubits and present preliminary measurements on junctions fabricated in a single lithographic step without shadow evaporation. |
Charlotte Boettcher ; Thomas Connolly ; Pavel Kurilovich ; Heekun Nho ; Spencer Diamond ; Danqing Wang ; Leonid Glazman ; Hong Tang ; Michel Devoret; |
| 341 | Metrology to Enable Higher Temperature/Frequency Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To operate at higher temperatures and remain above the thermal background, qubits must operate at higher frequencies where the appropriate materials, designs, and metrology need to be developed and characterized. In this presentation, we discuss the measurement science tools we are developing and plan to use to quantify sources of loss and decoherence in resonators and qubits at frequencies above ten gigahertz. |
Adam Sirois ; Manuel Castellanos-Beltran ; Peter Hopkins ; Samuel Benz ; Grant Giesbrecht ; Nathan Flowers-Jacobs; |
| 342 | A Millimeter-wave Qubit Cooled with Helium-4 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Superconducting qubits are a promising platform for quantum experiments studying light-matter interactions in the strong coupling regime. Current microwave qubits are cooled to … |
Alexander Anferov ; Fanghui Wan ; Shannon Harvey ; Jonathan Simon ; David Schuster; |
| 343 | Superconducting Qubits at Elevated Frequencies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the properties of transmon-type superconducting qubits based on niobium electrodes and standard Al/AlOx/Al junctions with resonance frequencies up to 20GHz. |
Ivan Tsitsilin ; Niklas Bruckmoser ; Leon Koch ; Johannes Schirk ; Daniil Bazulin ; Franz Haslbeck ; Christian Schneider ; Stefan Filipp; |
| 344 | Tunable On-chip Readout Resonator in The W-band Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Hence, the goal of this work is to demonstrate easy tunability of the resonator using the Meissner effect. |
Debadri Das ; Kevin Multani ; Adham Naji ; Amir Safavi-Naeini ; Emilio Nanni; |
| 345 | Scanning Tunneling Microscopy of Defects in Hf-Doped ZrTe3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite roughly isotropic in-plane electronic conduction at room temperature, ZrTe 3 enters a unidirectional charge density wave (CDW) state below ~63 K, believed to be driven by a Fermi surface nesting of two roughly parallel Fermi surface sheets arising from the long parallel Te-Te chains along the a-crystal axis [1]. Here we present our temperature-dependent scanning tunneling microscopy (STM) measurements on Hf-doped ZrTe 3 extending from 9K (well-below the bulk CDW transition) to 91 K (above the transition). |
Ghilles Ainouche ; Sussree Mohapatra ; Boning Yu ; Resmi Sudheer ; Cedomir Petrovic ; Michael Boyer; |
| 346 | The Nature of The Charge-density-wave (CDW) Transitions in A-U Crystals Probed By Low-temperature Dilatometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present detailed experimental and theoretical studies of low-temperature thermal, thermodynamic, and electronic transport properties of the high-quality single crystals of α-U, across the CDW transitions. |
Volodymyr Buturlim ; Xiaxin Ding ; Sabin Regmi ; Chris Marianetti ; Michael Manley ; Jason Jeffries ; Krzysztof Gofryk; |
| 347 | Quantum Dynamics of Two-dimensional Randomly Pinned Charge Density Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present the generalization of this work to include the effects of quantum fluctuations: We map out the phase diagram as a function of temperature and disorder strength and discuss the behavior of dynamic order parameter correlations across different regimes of physical interest. |
Matthew O’Brien ; Eduardo Fradkin; |
| 348 | Functional Renormalization Group Study of The One Dimensional Hubbard-Holstein Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We systematically investigate the effects of electron-phonon coupling and phonon frequency in a one-dimensional Hubbard-Holstein model using frequency dependent FRG across the CDW transition to understand the mechanism of metallic phase in one-dimension half-filled systems. |
Chakradhar Rangi ; Ka Ming Tam ; Nahom Yirga ; David Campbell; |
| 349 | Diverging Nematic Susceptibility in Superconducting CuxTiSe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a study of the strain response of Cu xTiSe 2. |
Sarah Edwards ; Elliott Rosenberg ; Chaowei Hu ; Yuzhou Zhao ; Jiun-Haw Chu; |
| 350 | Charge-Density-Wave Transition in Bulk and Monolayer VSe2 from First Principles Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: 1T-VSe2 is particularly interesting transition metal dichalcogenide (TMD), as it develops a purely 3-dimensional (3D) charge-density wave (CDW) at T_CDW=110 K. Our fully … |
Josu Diego ; Antonio David Subires Santana ; Adolfo Fumega ; Ion Errea ; Santiago Blanco-Canosa; |
| 351 | Understanding The EPC Matrix Elements in Reconstructed Commensurate CDW Material Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Two-dimensional (2D) layered transition metal dichalcogenides (TMDs) have a remarkable range of electronic structures with charge density waves (CDW) to insulating to … |
Sushant Kumar Behera; |
| 352 | Charge Density Wave Displacement Field and Intradomain Chirality in 1T-TaS2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present our scanning tunneling microscopy (STM) measurements on 1T-TaS 2 roughly across the NC-CDW temperature range. |
Michael Boyer ; Boning Yu ; Ghilles Ainouche ; Susree Mohapatra ; Manoj Singh ; Bishnu Sharma ; James Huber; |
| 353 | Full-field Imaging of The Charge Density Wave Structure Using Dark-field X-ray Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use DFXM to explore the correlation between crystalline defects and CDW domain structure in the material (Sr0.4Ca0.6)3Rh4Sn13. |
Fellipe Carneiro ; Elliot Kisiel ; Zahir Islam ; Priscila Rosa ; Sean Thomas ; Eduardo Bittar; |
| 354 | Optical Thermal Diffusivity Measurements in RETe3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a photo-thermal microscope for high resolution thermal diffusivity and optical differential reflectivity measurements in PdxErTe3 and TbTe3 by measuring phase delay in local reflectivity. |
Erik Kountz ; Anisha Singh ; Aharon Kapitulnik ; Ian Fisher; |
| 355 | Nematic and Stripe Orders Within The Charge Density Wave State of Doped TiSe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present a theory to reconcile conflicting experimental claims regarding the charge density wave (CDW) state in TiSe 2, including whether there is a single or multiple CDW transitions and the occasional observation of rotation symmetry breaking. |
Daniel Muñoz-Segovia ; Jörn Venderbos ; Adolfo Grushin ; Fernando De Juan; |
| 356 | Single Crystal Studies of Charge Density Wave (CDW) Physics in Quasi-1D Ternary Rare-earth Nickel Dicarbides RNiC2 (R – Rare Earth Metal) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on crystal growth, crystallographic characteristics explored via single-crystal XRD, as well as magnetic, thermodynamic, and electronic properties studied by a variety of techniques revealing anisotropic features of selected RNiC 2 single crystals [6,7]. |
Marta Roman ; Berthold Stoeger ; Kamil Kolincio ; Herwig Michor; |
| 357 | Detecting Multiple Symmetry Breaking and Unconventional CDW Order Via The Higgs Mode Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: In the quantum materials, the comprehension of quantum order such as superconductivity and charge density waves, its related collective excitations, and their significance stands … |
Birender Singh ; Grant McNamara ; Kyung-Mo Kim ; Yiping Wang ; Ratnadwip Singha ; James L. Hart ; Saif Siddique ; Connor Occhialini ; Riccardo Comin ; Judy Cha ; Jennifer Cano ; Rafael Fernandes ; Leslie Schoop ; Kenneth Burch; |
| 358 | RIXS Study of The NiO6 Charge Excitations in Bulk Samples of RENiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use Density Functional Theory and exact diagonalization calculations to model the RIXS spectra and extract energy values for the charge transfer (∆), Coulomb Potential (U ), and Hund’s coupling (J H )[4] . |
Edward Mercer ; Carlos Galdino ; Dariusz Gawryluk ; Alaska Subedi ; Marisa Medarde ; Adrian Feiguin ; Thorsten Schmitt ; Alberto De la Torre; |
| 359 | Atomic-scale Insights Into A Quasi-1D CDW System By Scanning Tunneling Microscopy and in Situ Electronic Transport Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine scanning tunneling microscopy and spectroscopy (STM/STS) with in situ electronic transport measurements, enabling us to investigate the CDW sliding dynamics in potassium blue bronze (K0.3MoO3), a prototypical quasi-1D material that hosts a CDW phase transition near 180K. |
Kuan-Yu Wey ; Morgaine Mandigo-Stoba ; Asari Prado ; Stuart Brown ; Christopher Gutierrez; |
| 360 | Anomalous Upper Critical Field in The Quasicrystal Superconductor Ta1.6Te Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we have performed resistivity and ac magnetic susceptibility measurements on Ta 1.6Te and determined the upper critical field down to 0.04 K ( T/ Tc ~ 0.04). |
Taichi Terashima ; Yuki Tokumoto ; Kotaro Hamano ; Takako Konoike ; Naoki Kikugawa ; Keiichi Edagawa; |
| 361 | Gap Structure of The Nonsymmorphic Superconductor LaNiGa2 Probed By ΜSR Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report muon spin rotation (μSR) measurements of the temperature dependence of the absolute value of the magnetic penetration depth and the magnetic field dependence of the vortex core size in the mixed state of the centrosymmetric superconductor LaNiGa 2. |
Jeff Sonier ; Shyam Sundar ; Nasrin Azari ; Mae Abedi ; Michael Yakovlev ; David Broun ; Ulas Ozdemir ; Sarah Dunsiger ; Davis Zackaria ; Valentin Taufour; |
| 362 | Suppressed Superexchange Interactions in The Cuprates By Bond-stretching Oxygen Phonons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a study of the multi-orbital Hubbard–Su-Schrieffer-Heeger model for the one-dimensional (1D) corner-shared cuprates in the adiabatic and nonadiabatic limits using exact diagonalization and determinant quantum Monte Carlo. |
Shaozhi Li; |
| 363 | Flat Bands and Transition Into Localization in Interacting Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a theory of interaction-induced band-flattening in strongly correlated electron systems. |
Alireza Parhizkar ; Victor Galitski; |
| 364 | Polarons and Kinetic Magnetism in Flat Band Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In a paradigmatic model for flat band ferromagnetism on a one-dimensional chain, we use analytic methods and density matrix renormalization group numerics to study the existence and pairing of polarons arising completely from interaction effects. |
Saranesh Prembabu ; Rahul Sahay ; Stefan Divic ; Eslam Khalaf ; Ashvin Vishwanath; |
| 365 | Exotic Quantum Criticality in Pyrochlore Iridates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we discuss various quantum critical phenomena beyond standard quantum criticality, including quasiuniversality and fixed point annihilation scenarios. |
David Moser ; Lukas Janssen; |
| 366 | Drastic Magnetic-field-induced Chiral Current Order and Emergent Current-bond-field Interplay in Kagome Metals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In kagome metals, the chiral current order parameter η with time-reversal-symmetry-breaking is the source of various exotic electronic states, while the method of controlling the current order and its interplay with the star-of-David bond order φ are still unsolved. Here, we reveal that tiny uniform orbital magnetization M orb[ η, φ] is induced by the chiral current order, and its magnitude is prominently enlarged under the presence of the bond order. |
Hiroshi Kontani ; Rina Tazai ; Youichi Yamakawa; |
| 367 | A Scheme to Combine Dynamical Local and Static Nonlocal Spin Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a scheme, within either density-functional theory (DFT) or the quasiparticle self-consistent GW (QSGW) approximation, to incorporate nonlocal spin fluctuations in a static approximation. |
Mark van Schilfgaarde ; Swagata Acharya ; Dimitar Pashov ; Robert Cline; |
| 368 | Equilibrium Dynamics of Infinite-range Quantum Spin Glasses in A Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We determine the low-energy spectrum and Parisi replica symmetry breaking function for the spin glass phase of the quantum Ising model with infinite-range random exchange interactions and transverse and longitudinal (h) fields. |
Maria Tikhanovskaya ; Subir Sachdev ; Rhine Samajdar; |
| 369 | Competing Phases in AlAs Quantum Wells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a material with multi-pocket fermiology GaAs/AlAs heterostructures may exhibit gate-tunable unconventional superconductivity arising from inter-pocket scattering. Starting from an ab initio band structure of an AlAs quantum well we study this possibility within the random phase approximation and investigate the interplay of the superconducting instability with the experimentally observed spin and valley polarized phases [1]. |
Nora Taufertshöfer; |
| 370 | Spectral Properties of Disordered Superconducting Planar Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a theory of spectral properties of a planar SNS junction with a weakly-disordered normal (N) part. |
Pavlo Sukhachov ; Vladislav Kurilovich ; Leonid Glazman; |
| 371 | Self-limiting Surface Oxidation of II-VI Organic-Inorganic Hybrid Nanostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our research significantly enhances our understanding of the properties of II-VI organic-inorganic hybrid nanostructures, providing valuable insights into their surface chemistry and structural robustness. |
Yizhou Wang; |
| 372 | Anisotropic Electronic Transport of II-VI Organic-Inorganic Hybrid Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We apply a Space-Charge-Limited Current method to determine the carrier mobility of β-ZnTe(en) 0.5 along different symmetry axes. |
Wanseok Oh; |
| 373 | Title: Super-lattice and Magnetic Order in Iron Intercalated Bilayer Tantalum Disulfide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate iron intercalated bilayer 2H-TaS2 with density functional theory, results from which predict a relatively large magnetic anisotropy favoring c-axis orientation, magnetic behavior strongly coupled to the local crystal field symmetry and thus the van der waals gap, and a strong preference for octahedral site occupancy. |
Isaac Craig ; Katherine Inzani ; Daniel Bediako ; Sinead Griffin; |
| 374 | Minimization of Dark Currents Through Type-II Superlattice Infrared Photodetectors in The MWIR Region Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: With an increase in the thickness of the active region, we observe a decrease in the electric field within it. |
Bhaskaran Muralidharan ; Pooja Kawde; |
| 375 | Quantum Geometric Oscillations in Two-Dimensional Flat-Band Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Two-dimensional van der Waals heterostructures can be engineered into artificial superlattices that host flat bands with significant Berry curvature and provide a favorable … |
Phong Vo ; Eugene Mele; |
| 376 | Modeling of Meta-Graphene and Valleytronics on A Semiconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Adjusting the parameters of the nanopatterning alters the electronic properties of the material, thus opening new possibilities for designing novel electronic devices and exploring quantum geometric phenomena. In this work we model the electronic properties of artificially-tailored semiconducting quantum materials (such as meta-graphene and related valley Hall topological insulators), including the topological properties of interface states. |
Praveen Pai ; Fan Zhang ; Wei Pan ; Alexander Cerjan ; Catalin Spataru; |
| 377 | Artificial Chiral Superlattice for Studying Chiral Induced Spin Selectivity Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we introduce a novel class of chiral molecular intercalation superlattices (CMIS) as a stable and reliable platform for investigating CISS in solid-state materials. |
Qi Qian ; Huaying Ren ; Zhong Wan ; Xingxu Yan ; Zdeněk Sofer ; Xiaoqing Pan ; Yu Huang ; Xiangfeng Duan; |
| 378 | Interfacial Study of SrIrO3-SrNbO3 Superlattices Grown By Hybrid Molecular Beam Epitaxy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To observe the chemical states of the constituent elements and probe the charge transfer, we used in-vacuo X-ray photoelectron spectroscopy (XPS) and X-ray Absorption Spectroscopy (XAS). |
Tanzila Tasnim ; Brian Opatosky ; George Sterbinsky ; Jerzy Sadowski ; Ryan Comes; |
| 379 | Study of Interface-Roughness Scattering Effects on Nonlinear Electron Transport in A Superlattice By Using Generalized Boltzmann Transport Equation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have proposed an effective scattering-potential approach is for treating interface-roughness scattering of drifting electrons within a superlattice. |
Danhong Huang; |
| 380 | New Exact Quantum Many-body Scars in The 1D PXP Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By generalizing the previously known results, we find a new family of exact quantum many-body scar states in the 1D PXP model. |
Andrew Ivanov ; Sanjay Moudgalya ; Olexei Motrunich; |
| 381 | Proof of The Nonintegrability of Spin-$1/2$ Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We suggest a general framework which can systematically show the nonintegrability of arbitrary Hamiltonian. |
Haru Park ; SungBin Lee; |
| 382 | Exact Bethe Zero Modes of The Non-integrable Alternating Sign Heisenberg Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider one of the simplest examples of a non-integrable model, the alternating ferromagnetic-antiferromagnetic Heisenberg chain, and show the presence of exponentially many zero-energy states. |
Ronald Melendrez ; Christopher Turner ; Marcin Szyniszewski ; Bhaskar Mukherjee ; Arijeet Pal ; Hitesh Changlani; |
| 383 | Quantum Many-body Scars in The Bose-Hubbard Model with Strong Three-body Losses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find the exact athermal eigenstates in the Bose-Hubbard (BH) model with strong three-body losses, based on the construction of quantum many-body scar (QMBS) states in the S=1 XY model. |
Ryui Kaneko ; Masaya Kunimi ; Ippei Danshita; |
| 384 | Stability and Control of Bouncing Ball Quantum Scars Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we focus on the formation, stability, and control of linear "bouncing ball" scars in two-dimensional (2D) quantum dots. |
Esa Rasanen ; Simo Selinummi ; Joonas Keski-Rahkonen ; Fartash Chalangari; |
| 385 | Quantum Many-Body Scars Constructed from Integrable Boundary States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a method to construct quantum spin models with multi-body interactions that exhibit exact QMBS. |
Kazuyuki Sanada ; Yuan Miao ; Hosho Katsura; |
| 386 | Connecting Lyapunov Exponents and Spectral Functions in Central Spin Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study, we are examining Lyapunov exponents and spectral functions to investigate integrability as well as integrability-breaking perturbations. |
Robin Schaefer ; Hyeongjin Kim ; David Long ; Anatoli Polkovnikov ; Anushya Chandran; |
| 387 | Early-time Signatures of Quantum Many-body Scars in Survival Probability Decay Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a simple toy-model, we show that for initial states whose overlap with scars is significantly separated from the rest of the spectrum, the finite-size scaling of the survival probability decay rate at very early times is determined entirely by the scars. |
Martin Schnee ; Roya Radgohar ; Stefanos Kourtis; |
| 388 | Hunt for Quantum Many-body Scars in Real Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To shed light on that we investigate spin systems focusing on XXZ spin chains and ladders. |
Julia Wildeboer ; Robert Konik; |
| 389 | Embedding Quantum Many-Body Scars Into Decoherence-Free Subspaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we provide a general framework to exactly embed quantum many-body scars into the decoherence-free subspaces of Lindblad master equations. |
Dong Yuan ; He-Ran Wang ; Shun-Yao Zhang ; Zhong Wang ; Dong-Ling Deng ; Luming Duan; |
| 390 | Group Word Problem As A Framework for Slow Thermalization and Topologically Robust Hilbert Space Fragmentation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use geometric group theory to introduce a class of (disorderless) models exhibiting non-ergodic properties, such as ultraslow thermalization and Hilbert space fragmentation. |
Alexey Khudorozhkov ; Ethan Lake ; shankar balasubramanian ; Sarang Gopalakrishnan ; Rahul Nandkishore ; Oliver Hart; |
| 391 | Level Statistics and Quantum Scars in A Few-body Quantum Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study a 1D interacting quantum model of few particles which is closely related to the quantum billiard model, aimed at interpolating the spectral properties and quantum scars between single-particle and many-body systems. We report the scaling behavior of the level spacing statistics with respect to system size and number of particles and give an understanding of such spectral behaviors in terms of approximate quantum scar states. |
Hao Chen ; Biao Lian; |
| 392 | Dynamics of Quantum Many-Body Scars on A Trapped-Ion Quantum Computer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Quantum Many-Body Scars (QMBS) represent a measure-zero set of non-thermal eigenstates defined by sub-volume law entanglement and the presence of dynamic fidelity revivals of certain initial states. Here we study this phenomenon by implementing a conditional mixed field Ising model [1] on a trapped-ion quantum computer. |
Michael Schecter; |
| 393 | Exponentially Slow Thermalization from Weak Gravity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The study of quantum thermalization aims to understand the processes that lead to the emergence of thermal equilibrium in quantum many-body systems. |
Anuj Apte ; Nima Afkhami-Jeddi ; Luca Delacretaz; |
| 394 | Ultraslow Thermalization, Fragile Fragmentation, and Geometric Group Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will introduce a general procedure for constructing kinetically constrained models that thermalize in unusual ways. |
Ethan Lake ; shankar balasubramanian ; Alexey Khudorozhkov ; Sarang Gopalakrishnan; |
| 395 | Field-Angle Dependent First-Order Phase Transition in The MgB2 Vortex Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using small angle neutron scattering, we studied the vortex lattice (VL) in MgB 2 as the applied magnetic field is rotated about the crystalline a*-axis. |
Grace Longbons ; Nathan Chalus ; Anna Sokolova ; Nikolai Zhigadlo ; Morten Eskildsen; |
| 396 | Angular, Field and Temperature Dependence of Critial Currents of Superconducting Nickelates Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present linear and non-linear transport results on La 0.8Ca 0.2NiO 2 thin films as a function of temperature ( T), magnetic field strength ( H) and orientation ( q ). |
Boris Maiorov ; Christopher Mizzi ; KM Rubi ; Lin Er Chow ; Ariando Ariando; |
| 397 | Trapped Flux in A Tiny Crystal of CaKFe4As4 at Ambient Pressure and in A Diamond Pressure Cell Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [2] Emphasis will be placed on trying to review the experimental concerns, and realities, that are often overlooked or not fully grasped by increasingly common non-experimental papers and preprints. |
Sergey Bud’ko ; shuyuan huyan ; Mingyu Xu ; Paul Canfield; |
| 398 | Probing Trapped Vortices in Superconductors Using Local Microwave Stimulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our experimental work, we employ a near-field magnetic microwave microscope to stimulate trapped vortices in a local fashion. |
Chung-Yang Wang ; Steven Anlage; |
| 399 | Revealing Microscopic Mechanism of Vortex Pinning By Point Defects in High-Tc Fe-based Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report a low temperature STM study on the pinned vortex in (LiFe)OHFeSe. |
Tong Zhang ; Chen Chen ; Yining Hu ; Tianzhan Zhang ; Donglai Feng ; Xiaoli Dong ; Dong Li ; Rui Wang; |
| 400 | Campbell Penetration Depth in Single Crystals of Miassite Rh17S15 Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The magnetic penetration depth, λ(T) was measured in single crystal miassite Rh 17S 15 in two different orientations, [100] and [111], using a 14 MHz tunnel diode resonator (TDR). … |
Kamal Joshi ; Sunil Ghimire ; Amlan Datta ; Elizabeth Krenkel ; Makariy Tanatar ; Romain Grasset ; Marcin Koczykowski ; Sergey Bud’ko ; Paul Canfield ; Ruslan Prozorov; |
| 401 | Effect of Transport Scattering on The Slope of The Upper Critical Field in Superconductors with Different Order Parameters Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The slope of the upper critical magnetic field at the transition temperature, S=(dH c2(T)/dT) T->Tc, is an easily accessible experimental quantity. It is shown that, in the … |
Ruslan Prozorov ; Vladimir Kogan ; Marcin Konczykowski ; Makariy Tanatar; |
| 402 | Temperature Dependent Superfluid Density in Ta-Doped CsV3Sb5 Determined By Small-angle Neutron Scattering Measurements of The Vortex Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have used small-angle neutron scattering to study the vortex lattice (VL) in Cs(V 0.86Ta 0.14) 3Sb 5 as a function of temperature. |
Morten Eskildsen ; Nathan Chalus ; Yaofeng Xie ; Weiliang Yao ; Jinjin Liu ; Yugui Yao ; Zhiwei Wang ; Jonathan White ; Pengcheng Dai; |
| 403 | SANS Study on Vortex Lattice in CsV3Sb5 and Cs(V0.86Ta0.14)3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The recent discovery of superconductivity in kagome metals AV 3Sb5 ( A = K, Rb, Cs) has ignited substantial research interest. To help understand the nature of this intriguing kagome superconductivity, we conducted Small Angle Neutron Scattering (SANS) investigations on the vortex lattice (VL) in CsV 3Sb 5 and Cs(V 0.86Ta 0.14) 3Sb 5, with magnetic fields applied along the crystalline c-axis. |
Yaofeng Xie ; Nathan Chalus ; Jinjin Liu ; Chunruo Duan ; Weiliang Yao ; Jonathan White ; Lisa DeBeer-Schmitt ; Yugui Yao ; Zhiwei Wang ; Pengcheng Dai ; Morten Eskildsen; |
| 404 | High Field Magneto-transport Properties of Superconducting Nd1-xEuxNiO2 Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 1,2 We study magneto-transport properties of nickelate superconductor Nd 1-xEu xNiO 2 with x=0.25 synthesized using Al reduction technique. |
Dung Vu ; Wenzheng Wei ; Frederick Walker ; Charles Ahn; |
| 405 | Simultaneous Widefield Magnetic Imaging and Transport of Superconductivity at High Pressures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In conjunction with confocal microscopy, this approach has been used to probe magnetic signatures, i.e. the Meissner effect, of high-pressure hydride superconductors. Here, we extend these methods toward widefield imaging and demonstrate the ability to measure the spatially dependent magnetic field response of a superconducting material (BSCCO-2212) throughout the entirety of the DAC sample chamber with sub-micron precision in a single-shot image. |
Esther Wang ; Zhipan Wang ; Bijuan Chen ; Srinivas Mandyam ; Prabudhya Bhattacharyya ; Christopher Laumann ; Norman Yao; |
| 406 | Visualizing Dynamics of Vortex Clusters in Multiband Superconductor CaSb2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we delve into the finer details of the observed vortex and vortex cluster dynamics, comparing the observations to simulations that include various models of vortex-vortex interactions. |
Yusuke Iguchi ; Nabhanila Nandi ; Mohamed Oudah ; Joern Bannies ; Meigan Aronson ; Douglas Bonn ; Kathryn Moler; |
| 407 | Visualizing The Magnetic-field Induced Melting of The Charge Density Wave in UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The PDW scenario suggests that any vortex in the uniform superconducting phase or the PDW phase will result in topological point defects i.e., dislocations in the CDW. In this talk, I will describe our work employing scanning tunneling microscopy (STM) to visualize the magnetic field induced melting of this unconventional CDW order through amplitude and phase maps from the Fourier transforms. |
Anuva Aishwarya ; Julian May-Mann ; Avior Almoalem ; Sheng Ran ; Shanta Saha ; Johnpierre Paglione ; Nicholas Butch ; Eduardo Fradkin ; Vidya Madhavan; |
| 408 | Nonlinear Dynamics and Time Reversal Symmetry Breaking in A Superconducting Ring Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose a design that incorporates a closed-loop resonator geometry and allows us to utilize the counter- and co-propagating, i.e., angular momentum, superconducting states to study TRSB behavior. |
Jack Diab ; Ioannis Petrides ; Jonathan Curtis ; Marie Wesson ; Amir Yacoby ; Prineha Narang; |
| 409 | Quantum Geometry of Singlet Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the momentum and spatial profiles of the quantum metric and fidelity marker, respectively, as an attempt to understand the quantum geometrical properties of singlet superconductors. |
David Porlles López ; Wei Chen; |
| 410 | Pair-breaking Scattering Interference As A Mechanism for Superconducting Gap Modulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose the “pair-breaking scattering interference" as a general source of coherence peak modulations in superconductors. |
Zhi-Qiang Gao ; Yu-Ping Lin ; Dung-Hai Lee; |
| 411 | Possible Unconventional Superconductivity in Altermagnetism Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we study the possible intrinsic superconductivity of altermagnetism. |
SeungBeom Hong; |
| 412 | Electron Correlations and Superconductivity in La3Ni2O7 Under Pressure Tuning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the electron correlation effects in a bilayer Hubbard model including the Ni 3d x2-y2 and z2 orbitals, and show that the ground state of the model crosses over from a low-spin S=1/2 state to a high-spin S=3/2 state. |
Zhiguang Liao ; Lei Chen ; Guijing Duan ; Yiming Wang ; Changle Liu ; Rong Yu ; Qimiao Si; |
| 413 | BCS-BEC Crossover in A Two-band Superconductor: A $GG_0$ $T$-matrix Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss the implications of the matrix structure of the pair propagator on the Thouless criterion and the form of self-energies. |
Chien-Te Wu ; Ming-Yan Li ; Jian-Lin Li; |
| 414 | Thermodynamic Properties of Superconductors with Bogoliubov Fermi Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this regard, a key distinguishing feature of the BFS with respect to regular metals is that their volume changes significantly with the magnitude of the gap, and hence with small changes in temperature. Here, we exploit this effect to determine unambiguous experimental manifestations of BFS. |
Virginia Gali ; Rafael Fernandes ; Daniel Agterberg; |
| 415 | An Empirical Investigation of Superconductors Near Perturbation Onsets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by recent empirical investigations showing the onset of superconductivity following an idea gas law-like behavior within intercalated compounds, we report similar relations in materials exhibiting superconductivity through other perturbative means. |
Shermane Benjamin ; William Nelson ; Brian Casas ; Olatunde Oladehin ; Ryan Baumbach ; Kaya Wei; |
| 416 | The Ginzburg-Landau Theory of Flat-band Superconductors with Quantum Metric Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We establish a Ginzburg-Landau (GL) theory from a microscopic flat band Hamiltonian. |
Shuai CHEN ; K. T. Law; |
| 417 | Signatures of Confinement Transition from The Pseudogap Metal to D-wave Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model the pseudogap state of the hole- and electron-doped cuprates as a metal with hole and/or electron pocket Fermi surfaces. |
Maine Christos ; Jiaxin Zhang ; Chenyuan Li ; Subir Sachdev; |
| 418 | Topological Real-space Responses and Stable Integer Invariants from Dimensional Reduction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show that the dimensional reduction of four-dimensional quantum Hall effect can be performed for all three Wigner Dyson classes to understand stable topological states at three and two spatial dimensions, which are not predicted by the ten-fold classification scheme. |
Yuxin Wang ; Alexander Tyner ; Saptarshi Biswas ; Pallab Goswami; |
| 419 | Detecting SPT Signatures and Projective Representations in Free-Fermion Topological Crystalline Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We here introduce numerical methods for computing defect quantum numbers in stable and fragile free-fermion topological crystalline insulators (TCIs) via the reduced density matrix, revealing a deep connection between defect quantum numbers and the entanglement spectrum. |
Yoonseok Hwang ; Eli Gerber ; Giandomenico Palumbo ; Kuan-Sen Lin ; Gregory Fiete ; Benjamin Wieder ; Barry Bradlyn; |
| 420 | Uncovering Meaning for The Z4 Classification of Inversion-Symmetric Nonmagnetic 3D Insulators Through Domain-Wall Symmetry Fractionalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To aid our analysis, we introduce a generalization of spin-resolved topology that characterizes U(1)-broken insulators with appropriately chosen interactions. |
Kuan-Sen Lin ; Giandomenico Palumbo ; Eli Gerber ; Yoonseok Hwang ; Senthil Todadri ; Gregory Fiete ; Barry Bradlyn ; Benjamin Wieder; |
| 421 | Transport Study of Bismuth Halide Series Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite the progress achieved by scanning tunneling microscopy and the angle-resolved photoemission spectroscopy, transport study on this platform remains elusive. Here we demonstrate the preliminary transport features of bismuth halide series with different components and discuss the evidence of edge states in this material. |
Jiayin Wang ; Zheneng Zhang ; Nikhil Dhale ; Wenhao Liu ; Chiho Yoon ; Bing Lv ; Fan Zhang ; Chun Ning Lau; |
| 422 | Evidence of One-dimensional Edge States in Quasi-one-dimensional Topological Insulators Bismuth Halogenides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss our recent work on transport study of multilayer Bi4Br4 devices and preliminary evidence that indicates the presence of one-dimensional edge states. |
Zheneng Zhang ; Jiayin Wang ; Chun Ning Lau ; Wenhao Liu ; Chiho Yoon ; Fan Zhang ; Bing Lv ; Ming Yi ; Robert Birgeneau ; Yichen Zhang ; Ji Seop Oh ; Nikhil Uday Dhale; |
| 423 | Revealing Higher-order Topology Through Loop of Spin-helical Hinge States in Bi Nanocrystal with Proximity Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Via scanning tunneling microscopy/spectroscopy (STM/S) measurement, we revealed dispersive 1D states on various hinges of the crystal, which are consistent with first-principle band calculation. After introducing ferromagnetic clusters, we found new scattering channels opened at certain hinges, which suggest they are spin-helical. |
Dongming Zhao ; Tong Zhang ; Donglai Feng ; Haitao Wang ; Tianxing Jiang; |
| 424 | Counterintuitive Emergence of The Π Zak Phase on The (111) Surface of Bismuth Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Bismuth (Bi) has emerged as a crucial element in the realm of topological materials due to its strong spin-orbit coupling, leading to band inversions and various topologically … |
Jinwoong Kim ; Nicholas Kioussis; |
| 425 | Crystalline-electromagnetic Responses of Dirac Semimetal-charge Density Wave Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that insulators arising from coupling a three-dimensional Dirac semimetal to charge density wave (CDW) order can exhibit a three-dimensional generalization of the Wen-Zee response. |
Mark Hirsbrunner ; Julian May-Mann ; Lei Gioia ; Taylor Hughes; |
| 426 | Topological Markers for C_{n}-symmetric Topological Crystalline Insulators with and Without Translation Symmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we introduce basis-independent topological crystalline markers to characterize bulk topology in C_{n}-symmetric (n=2,3,4,6) topological crystalline insulators with and without translation symmetry. |
Saavanth Velury ; Yoonseok Hwang ; Taylor Hughes; |
| 427 | Aharonov-Bohm Interference of Topological Hinge States Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The transport response of topological surface states in strong topological insulators has undergone extensive investigation, yet the behavior of topological hinge modes remains … |
Md. Shafayat Hossain ; Qi Zhang ; Zhiwei Wang ; Nikhil Uday Dhale ; Wenhao Liu ; Guangming Cheng ; Tyler Cochran ; Maksim Litskevich ; Yuxiao Jiang ; Jiaxin Yin ; Nana Shumiya ; Zijia Cheng ; Xian Yang ; Titus Neupert ; Yugui Yao ; Nan Yao ; Bing Lv ; Luis Balicas ; Zahid Hasan; |
| 428 | Polymorphic and Dual Topological Insulating Phases of Van Der Waals Layered Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a study that explores the exotic characteristics of van der Waals (vdW) layered systems, which exhibit both topological insulators and topological crystalline insulators. |
Sangmin Lee ; Miyoung Kim ; Young-Kyun Kwon; |
| 429 | Quantum Phase Transitions in Quasicrystalline Higher-Order Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study investigates the phase transition between a quasicrystalline higher-order topological insulator (HOTI) and a trivial band insulator. |
Yingkai Liu ; Penghao Zhu ; Taylor Hughes ; Jed Pixley; |
| 430 | Magnetoconductance Oscillations in Topological Crystalline Insulator Pb1-xSnxTe Nanowires Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report magnetoconductance measurements on Pb 1-xSn xTe nanowire devices with x = 0.4. |
Vince van de Sande ; Mathijs Mientjes ; Femke Witmans ; Maarten Kamphuis ; Joost Ridderbos ; Alexander Brinkman ; Floris Zwanenburg ; Marcel Verheijen ; Erik P. A. M. Bakkers; |
| 431 | Spin-charge Separation and Spin-Chern Number of Disordered, Higher-order Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employ magnetic flux tube as a real-space probe to show that all three Wigner Dyson symmetry classes (A, AI, and AII) can display stable, quantum spin (or pseudo-spin) Hall insulators in the presence of disorder. |
Saptarshi Biswas ; Yuxin Wang ; Alexander Tyner ; Pallab Goswami; |
| 432 | Curvature Effects in Surface States of Topological Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the parallel transport of the Dirac spinor field on the curved surface and show that the spin-connection must be introduced. |
Chia-Hsin Chen ; Po-Hao Chou ; Chung-Yu Mou; |
| 433 | Controllable Fabrication of Wafer-scale MoS2 Thin Films and The Flexible Integrated Circuit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By preferential processing of the gate electrode and deposited ultra-thin high-κ dielectric film on the gate electrode, we successfully reduce the high dielectric constant HfO2 gate dielectric layer thickness to 5 nm and the corresponding equivalent oxide thickness (EOT) to 1 nm. |
Dongxia Shi; |
| 434 | Growth of Wurtzite AlScN Thin Films on Commercial Silicon and SOI (111) Substrates Using PAMBE Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report the effects of temperature, Scandium composition and III-V ratio on the epitaxial growth of high quality AlScN monocrystalline thin films. |
Rishabh Singh ; Thai-Son Nguyen ; Anand Ithepalli ; Debdeep Jena ; Huili Grace Xing; |
| 435 | Machine Learning-Assisted Analysis of Graphene Configurational Tuning and Atomic Patterning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study enhances our understanding of graphene’s subtle responses to different modifications. |
Sinchul Yeom ; Jack Villanova ; Ondrej Dyck ; Andrew Lupini ; Stephen Jesse ; Mina Yoon; |
| 436 | Synthesis of BaTiO3 Thin Films for Electro-Optic Applications Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We also pursue the transfer of BaTiO3 to silicon substrates. We propose that this could be a potentially straightforward, scalable, and efficient method for the nanofabrication of BaTiO3 thin films for integration into optical devices. |
Temazulu Zulu ; Julia Mundy ; Larissa Little ; Benazir Fazlioglu Yalcin ; David Barton ; Ashley Cavanagh ; Keith Powell ; Charles Brooks ; Marko Loncar; |
| 437 | Solid Phase Epitaxy of SrRuO3 Encapsulated By SrTiO3 Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we present our recent efforts to investigate the impact of encapsulation during the SPE process, using SrRuO 3 (SRO) as a model system. |
Jieyang Zhou ; Mingzhen Feng ; Hudson Shih ; Yayoi Takamura ; Seung Sae Hong; |
| 438 | Evaluating Interfacial Free Energy Calculation Methods Using Classical and Ab Initio Molecular Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work we focus on comparing interfacial free energies found through the cleaving method, test area method, and the use of capillary-wave theory. |
Michael LaCount; |
| 439 | Gamma Radiation Induced Structural Changes in Two Dimensional MXenes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we studied the effect of gamma radiation on surface characteristics of mild etched Ti 3C 2T X MXene using Raman spectroscopy. |
Bhoj Gautam ; Jianna Evans ; Vanessa Morris ; Binod Rai ; Daniel Autrey; |
| 440 | Simulating Vapor Deposition of Nb3Sn on SRF Cavities: Insights from Genetic Algorithms Surface Structure Search Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To gain insights into the surface structure of Nb 3Sn, we employ genetic algorithms coupled with density functional theory (DFT) calculations to simulate the vapor deposition methods typically used for Nb 3Sn coating. |
Ajinkya Hire ; Richard Hennig; |
| 441 | High-performance Solid-state Electrochromic Device for Emissivity Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This research presents a solid-state electrochromic device with exceptional emissivity control. |
Bimal Nepal ; Dominic Smith ; Jacob Hannah ; Sergio Mendes ; Cedric Silva; |
| 442 | Structure Refinement of Al-Si Interface at The Atomic Level for Identification of Two-level Systems in Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have investigated Al-Si interfaces in Josephson junctions using aberration-corrected atomic-resolution scanning transmission electron microscopy (STEM) imaging for precise structural characterization. |
Soohyun Im ; Venkata Surya Chaitanya Kolluru ; Maria Chan ; Paul Voyles; |
| 443 | Emergent Physics at The Metal / Layered Semiconductor Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that bonding is almost equally viable at multiple surface sites, leading to a drastic reduction of strain which enables quantum effects to actually control feature sizes. |
Tim Kidd ; Andrew Stollenwerk ; Pavel Lukashev ; Paul Shand ; Haley Harms ; Jeff Carlson ; Josh Wolff; |
| 444 | Surface Structure of Α-Quartz Prepared By Heating and Chemical Etching Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a survey of common preparation approaches for α-quartz(0001) and characterize the resulting surface structures. |
Kristen Burson ; Yejun Cho ; Xiangli Li; |
| 445 | Surfactant-Mediated Sliding of Aqueous Droplets on Smooth Solid Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Unlike prior work, this study introduces a novel strategy to induce the sliding of aqueous droplets on smooth solid surfaces. |
Mohammad Alipanahrostami ; Tyler McCoy ; Wei Wang; |
| 446 | Film Dynamics Over A Topographical Surface Using Lattice Boltzmann Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the dynamics of a spreading liquid film on a planar and topographical substrate are numerically modeled using the phase-field lattice Boltzmann Method (PFLBM). |
Garima Singh ; Naveen professor; |
| 447 | Outlook for Full Hardware Implementation of Neuromorphic Architectures Using Quantum Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, I will describe a novel class of “thermal neuristor” based on spiking oscillators which function and communicate through thermal processes. |
IVAN SCHULLER; |
| 448 | Non-Volatile Memory Effects in Transition Metal Oxides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have recently reported on a non-volatile memory effect we discovered in correlated oxides with temperature-driven insulator-metal transitions (IMT), such as VO 2, V 2O 3 and NdNiO 3. |
Amos Sharoni ; Elihu Anouchi ; Avital Fried; |
| 449 | Imaging Metal-Insulator Patterns in VO2 for Neuromorphic Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Surprisingly, these "neuristors" often present multiscale fractal electronic patterns, which must be understood to fully control them. To address this, we will explore three key questions related to neuristors: (i) How inhomogeneous are these materials? |
Alexandre Zimmers; |
| 450 | First-principles Calculations of The Structural and Electronic Properties of Cobaltites for Neuromorphic Applications Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To guide the design of resistive switching devices, we developed a first-principle model 3 to predict the electrical bias needed to trigger the MIT, and provided strategies to minimize the threshold voltage. |
Shenli Zhang ; Giulia Galli ; I-Ting Chiu ; Min-Han Lee ; Brandon Gunn ; Mingzhen Feng ; Tae Joon Park ; Padraic Shafer ; Alpha N’Diaye ; Fanny Rodolakis ; Shriram Ramanathan ; Alex Frano ; IVAN SCHULLER ; Yayoi Takamura; |
| 451 | Prize Talk: Oliver E. Buckley Condensed Matter Prize I Quantum Anomalous Hall Effect and Beyond Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, the history and main experiments in the study of QAH effect are presented. |
Qikun Xue; |
| 452 | Prize Talk: Oliver E. Buckley Condensed Matter Prize II: The Unreasonable Effectiveness of Topology in The Science of Quantum Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will briefly revisit various examples that transcend the established notions of topology in band insulators, including extensions to the gapless regime such as Weyl and Dirac semimetals, and explorations beyond the independent electron approximation. |
Ashvin Vishwanath; |
| 453 | Prize Talk: Frank Isakson Prize for Optical Effects in SolidsHydrodynamic Electrodynamics and Energy Wave of Dirac Liquid in Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We reveal a quantum critical behavior in electron-electron scattering rate characteristic of a hydrodynamic description of the Dirac liquid. |
Feng Wang; |
| 454 | Prize Talk: Mildred Dresselhaus Prize in Nanoscience or NanomaterialsNanomaterials and Light for Sustainability and Societal Impact Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One result of light illuminating metal nanoparticles is strong photothermal heating, a property that we originally introduced into biomedicine for highly localized cancer therapy. |
Naomi Halas; |
| 455 | Prize Talk: Andrei Sakharov Prize: When Scientists Are Victimized By Their Governments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Lehman College and Graduate School, The City University of New York, 250 Bedford Park Boulevard West, Bronx, NY 10468, eugene.chudnovsky@lehman.cuny.edu The presentation will cover the work of the Committee of Concerned Scientists https://concernedscientists.org/, a fifty-year-old organization devoted to the protection and advancement of human rights and scientific freedom of scientists, physicians, engineers, and scholars. |
Eugene Chudnovsky; |
| 456 | Sn-InAs Nanowire Based Superconducting Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They are emerging as an alternative to Aluminum for hybrid superconductor-semiconductor studies. In this context, we aim to advance the field by utilizing Sn-based nanowire junctions to create superconducting qubits. |
Amrita Purkayastha ; Param Patel ; Amritesh Sharma ; Connor Dempsey ; Mihir Pendharkar ; Kun Zuo ; Moira Hocevar ; Chris Palmstrom ; Michael Hatridge ; Sergey Frolov; |
| 457 | Exploring The Quantum Transport Properties of Superconductor-constriction-superconductor Type Devices Based on Platinum Silicide (PtSi) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The parameters extracted from the low temperature transport measurements, including critical temperature, coherence length, critical current density, and critical field values, will be discussed in this work. |
Tharanga Nanayakkara ; Anthony Bollinger ; Ruoshui Li ; Chenyu Zhou ; Kim Kisslinger ; Aaron Stein ; Xiao Tong ; Yichen Jia ; Mingzhao Liu ; Charles Black; |
| 458 | Hybrid 2D-3D Heterostructures for Merged Element Transmons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate that by using flip-stack techniques in addition to traditional dry polymer transfer methods, deposited superconducting metals such as can be integrated into a 2D VdW heterostructure in a way that preserves the properties of clean 2D-3D interfaces throughout the stack. We report transport measurements in these structures, as well as discuss their integration into superconducting quantum circuits. |
John Lyons ; Param Patel ; Junwon Choi ; Michael Hatridge ; Benjamin Hunt; |
| 459 | Van Der Waals Materials Based Superconducting Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study vdW Josephson junctions with NbSe 2 electrodes and WSe 2 weak links of varying thickness and demonstrate Josephson coupling across WSe 2 tunnel barriers up to ~12 nm in thickness. |
Jesse Balgley ; Jinho Park ; Xuanjing Chu ; Ethan Arnault ; Martin Gustafsson ; James Hone ; Kin Chung Fong; |
| 460 | Precise Patterning of Graphene for Voltage-tunable Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we explore the use of local anodic oxidation based on atomic force microscopy [2] as part of a clean fabrication process of graphene junctions with a geometry controllable at the submicron scale. |
Pablo Mercader Perez ; Daniel Rodan-Legrain ; Joel Wang ; Réouven Assouly ; Max Hays ; Aranya Goswami ; Sameia Zaman ; Terry Orlando ; Simon Gustavsson ; Jeffrey Grover ; Kyle Serniak ; Pablo Jarillo-Herrero ; Pablo Jarillo-Herrero ; William Oliver; |
| 461 | First-principles Studies of Tunneling Properties of Al/Si and CoSi2/Si Junctions for Novel Silicon-based Merged-element Transmons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present first-principles calculations of Schottky barrier heights (SBHs) at interfaces relevant for silicon-based merged-element transmon qubit devices. |
Johannes Kevin Nangoi ; Chris Van de Walle; |
| 462 | Optimizing Josephson Junction Area and The Fabrication Process of Superconducting Quantum Processors to Reduce Two-level System Defects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on our efforts to improve qubit performance by reducing the JJ area through fabrication process changes and compare qubit performance (TLS, coherence) across JJ sizes and barrier transparency. |
Hilal Cansizoglu ; Yuvraj Mohan ; Nicholas Sharac ; Rory Cochrane ; Cameron Kopas ; Ganesh Ramachandran ; Andrew Bestwick ; Joshua Mutus ; Kameshwar Yadavalli; |
| 463 | Transport Parameterization of Single Josephson Junction Charging Effects and Coupling Energy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report here low-frequency transport measurements on single Al test JJs as well as JJs in transmons. |
Maxwell Wisne ; Yanpei Deng ; Venkat Chandrasekhar ; Mustafa Bal ; Francesco Crisa ; Anna Grassellino ; Cameron Kopas ; Josh Mutus ; Hilal Cansizoglu ; Florent Lecocq ; José Aumentado ; Stephen Gill; |
| 464 | Predicting Josephson Junction Critical Current from Room Temperature Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will discuss different data analysis techniques and mitigation strategies to use room temperature resistance data to more accurately predict cold junction critical current and qubit frequency. |
Hannah Stickler ; Michael Gingras ; Bethany Niedzielski ; David Kim ; Jeffrey Knecht ; Kate Azar ; Greg Calusine ; Ali Sabbah ; Felipe Contipelli ; Duncan Miller ; Arthur Kurlej ; Jonilyn Yoder ; William Oliver ; Mollie Schwartz ; Kyle Serniak; |
| 465 | Correlating Structure and Chemistry of Al/AlOx/Al Josephson Junctions with Junction Resistance Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on atomic-scale transmission electron microscopy (TEM) analysis of Al/AlO x/Al Josephson junction and the correlation between structure and chemistry of the junction region to its resistance. |
Jaeyel Lee ; Francesco Crisa ; Mustafa Bal ; Akshay Murthy ; Alexander Romanenko ; Anna Grassellino; |
| 466 | The Materials Science of Josephson Junctions In-silico: Modelling Their Formation and Electrical Response from An Atomistic Point of View Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform molecular dynamics simulations of the oxidation and deposition process, in order to develop atomistic models of aluminium-oxide tunnel junctions. By simulating the fabrication process, we aim to determine what characteristics naturally emerge from the fabrication process, and how they can be controlled by modifying the fabrication conditions. |
Jared Cole; |
| 467 | Frequency Fluctuation of Transmon from A Charged Two-level System: Part I Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In part I, we report unambiguous observation of the discrete charge states of a single TLS strongly coupled to an offset-charge sensitive transmon qubit. |
Baojie Liu ; Yingying Wang ; Tal Sheffer ; Chen Wang; |
| 468 | Frequency Fluctuation of Transmon from A Charged Two-level System: Part II Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In part II, we perform real-time joint tracking of TLS transitions and quasiparticle tunneling, and eliminate complex dynamics due to the non-QNDness of the transmon readout. |
Yingying Wang ; Baojie Liu ; Tal Sheffer ; Chen Wang; |
| 469 | An Experimental-computational Study of The LP Gas Detection Mechanisms on TiO2-graphene Nanohybrid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we report on an experimental-computational study of the growth mechanism of the hybrid titanium dioxide-graphene (TiO 2-GR) through atomic layer deposition (ALD) and the non-covalent interaction index (NCI) schemes obtained from computational simulation based on Density Functional Theory (DFT) of the interactions involved in the growth of the material. |
Jonathan Rodriguez Hueso ; Jonathan Guerrero-Sanchez ; Hugo Borbon; |
| 470 | Impact of Substrate Effects on Sensing Performance in Electrodeposited Nanostructured Cu2O Thin Films for LPG Detection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, nanostructured Cu 2O thin films were synthesized by electrochemical deposition on various substrates, such as FTO, ITO, Ti, and Cu investigating their structural, electrical, and surface morphological characteristics, as well as their performance in sensing liquid petroleum gas (LPG). |
Neranji Bandara ; V.P.S. Perera ; G.K.R. Senadeera ; K.N.D. Bandara; |
| 471 | Exploration of Porosity Measurement Techniques of A Porous Metal Oxide Sample Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Presently, there exist multiple methodologies to determine the porosity of porous media but a proper analysis of the difference in results obtained through different methods is not well characterized in existing literature.The present work explores the diverse characterizations and study of the nature of porosity and their potential application. |
Jeet Shannigrahi ; Vivek Verma; |
| 472 | Frenkel–Kontorova Domains of Single-layer Pb Intercalated Between SiC and Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By performing first-principles structural relaxation of systems containing vacancy lines that release the compressive stress, we find that Frenkel–Kontorova domains are formed whose energetically favored size agrees well with that observed in STM measurements [4, 6, 7]. |
Boyang Zheng ; Alexander Vera ; Joshua Robinson ; Vincent Crespi; |
| 473 | Fast Timescale Effects of Photoinduced Surface Oxygen Vacancies on The Charge Carrier Dynamics of TiO2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present the effect of photoinduced surface V O on fast charge carriers ( e.g., electrons) via time-resolved atomic force microscopy (TR-AFM) measurements. |
Bugrahan Guner ; Omur Dagdeviren; |
| 474 | Evidence for The Adsorption of CO 2 on RGO Foams Under Quasi-real Reaction Conditions Emplying NAP-XPS Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work present the experimental evidence of CO2 adsorption on pyrolytic reduce graphene oxide (rGO) foams, and characterized using Raman spectroscopy and high-resolution transmission electron microscopy (HR-TEM). |
Jhon Useche ; J. J. Prias-Barragan ; Carlos Ostos ; Giovanny Gonzalez; |
| 475 | Probing The Surface Polarization of Ferroelectric Thin Films By X-ray Standing Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we demonstrate that the X-ray standing wave technique in combination with X-ray photoelectron spectroscopy can provide the amplitude and orientation of the local ferroelectric polarization near the surface of a ferroelectric thin film. |
Le Phuong Hoang ; Irena Spasojevic ; Tien-Lin Lee ; David Pesquera ; Kai Rossnagel ; Jorg Zegenhagen ; Gustau Catalan ; Ivan Vartanyants ; Andreas Scherz ; Giuseppe Mercurio; |
| 476 | Evidence for Phase Transitions in CoFe2O4 and NiCo2O4 Thin Films in Temperature Dependent X-ray Photoelectron Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work provides a better fundamental understanding of defect mediated surface phases for thin film oxides and opens avenues for defect assisted and/or temperature dependent future beyond CMOS devices. |
Arjun Subedi ; Detian Yang ; Xiaoshan Xu ; Peter Dowben; |
| 477 | Moiré Kanamori-Hubbard Model for Transition Metal Dichalcogenide Homobilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform the Wannierization starting from the continuum model and show that a more general moiré Kanamori-Hubbard model emerges, beyond the extensively studied standard multiorbital Hubbard model, which can be used to investigate the many-body physics in the gamma valley TMD homobilayers [1]. |
Nitin Kaushal ; Elbio Dagotto; |
| 478 | Nonlinear Corner States in Topologically Trivial and Nontrivial Kagome Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our present work represents a significant step towards understanding the intricate interplay between nonlinearity and topology within mechanical systems. |
K PRABITH ; Rajesh Chaunsali; |
| 479 | Evidence of Time-Reversal and Rotational Symmetry Breaking in The Charge Density Wave States in Kagome Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study, we perform scanning birefringence and circular dichroism (CD) microscopy on CsV 3Sb 5. |
Qinwen Deng ; Zhuoliang Ni ; Brenden Ortiz ; Stephen Wilson ; Binghai Yan ; Leon Balents ; Liang Wu; |
| 480 | Phonon Mixing in The Charge Density Wave State of ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We also test the stability of the short-range ordered density wave state under compression and propose that both physical and chemical pressure quench the effect. |
Yanhong Gu; |
| 481 | Gap Anisotropy, Enhanced Phonon-phonon Coupling, and Unusual Fano Shape of The Amplitude Mode in CsV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The simulations using density-functional theory (DFT) reproduce the observed spectral changes and show that both energy considerations and spectroscopy support the tri-hexagonal rather than the Star of David distortion which cannot be distinguished on the basis of the phonon selection rules. |
Rudi Hackl ; Ge He ; Emma Cuddy ; Leander Peis ; Dong Li ; Brian Moritz ; Thomas Devereaux; |
| 482 | Spectroscopic Signature of An Unconventional Charge-Ordered State in The Kagomé Vanadate ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the low-energy electronic structure of the recently-discovered kagomé vanadate ScV 6Sn 6 that exhibits a charge density wave, using angle-resolved photoemission spectroscopy (ARPES) and scanning tunneling microscopy (STM) measurements. |
Asish Kundu ; Xiong Huang ; Eric Seewald ; Ethan Ritz ; Santanu Pakhira ; Elio Vescovo ; Tonica Valla ; David Johnston ; Turan Birol ; Rafael Fernandes ; Abhay Pasupathy; |
| 483 | Scanning Tunneling Microscopy Study of Charge Density Wave Kagome Metal ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate both the high-temperature and low-temperature phases of ScV 6Sn 6 using scanning tunneling microscopy/spectroscopy (STM/S). |
Saban Hus ; John Villanova ; SEOUNGHUN KANG ; Hoyeon Jeon ; David Mandrus ; Zheng Gai ; Mina Yoon ; An-Ping Li; |
| 484 | Phase Diagrams of Charge Density Waves in Kagome Metals from First Principles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present our comprehensive first principles study on kagome metals ScV 6Sn 6 and LaRu 3Si 2 that host multiple competing CDW instabilities. |
Sun-Woo Kim ; Kang Wang ; Siyu Chen ; Bartomeu Monserrat; |
| 485 | Tiny Sc Allows The Chains to Rattle: Impact of Lu and Y Doping on The Charge Density Wave in ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [1] We use careful crystallography and chemical tuning with Lu and Y doping to answer what makes ScV 6Sn 6 special. |
William Meier ; Richa Madhogaria ; Shirin Mozaffari ; Madalynn Marshall ; David Graf ; Michael McGuire ; Hasitha Arachchige ; Caleb Allen ; Jeremy Driver ; Huibo Cao ; David Mandrus; |
| 486 | Impact of Transition-metal Doping on Charge Density Wave in ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Considering the resistance of ScV6Sn6 to doping by chromium, we investigate the mutual doping capability of ScV6Sn6 and ScMn6Sn6 by synthesizing crystals of Sc(V1-xMnx)Sn6, where 0 |
Charles Young ; William Meier ; Shirin Mozaffari ; Richa Madhogaria ; Seunghwan Do ; David Mandrus; |
| 487 | Competing Itinerant and Local Spin Interactions in Kagome Metal FeGe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Kagome metal FeGe, for instance, shows various phases: A-type antiferromagnetic (AFM) order around 400 K, a CDW phase with AFM moment below 100 K, and a c-axis double cone AFM near 60 K. Using neutron scattering, we detected gapless incommensurate spin excitations related to the double cone AFM at temperatures surpassing the mentioned phase transitions. |
Lebing Chen ; Xiaokun Teng ; Hengxin Tan ; Barry Winn ; Garrett Granorth ; Feng Ye ; Dehong Yu ; Richard Mole ; Bin Gao ; Binghai Yan ; Ming Yi ; Pengcheng Dai; |
| 488 | Topological Nernst, Anomalous Nernst, and Anomalous Thermal Hall Effect in The Kagome Magnet YMn6Sn4Ge2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we performed thermal and thermoelectric measurements on YMn 6Sn 4Ge 2 to understand how transport properties can be affected by magnetic structures. |
Yuan Zhu ; Dechen Zhang ; Guoxin Zheng ; Kuan-Wen Chen ; Kaila Jenkins ; Aaron Chan ; Hari Bhandari ; Rebecca Dally ; Igor Mazin ; Nirmal Ghimire ; Lu Li; |
| 489 | Magnetism, Lattice Dynamics, and Anomalous Hall Conductivity in Kagome Metal KMn3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we theoretically study a novel kagome metal based on Mn magnetic sites in a KMn 3Sb 5 stoichiometry. |
Sobhit Singh ; A. C. Garcia-Castro; |
| 490 | Anharmonic Melting of The 3D Charge-density Wave in The Kagome Metal CsV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ a non-perturbative treatment of anharmonicity to conduct a comprehensive exploration of the mechanisms governing the formation and melting of the initial charge-density wave (CDW) transition in CsV3Sb5. |
Martin Gutierrez-Amigo ; Ion Errea ; Maia Garcia Vergniory ; Chunyu Guo ; Philip Moll ; Claudia Felser ; Xiangwei Huang; |
| 491 | Pulse Dependence of The Nuclear Spin-Spin Relaxation 1/T2 in The Normal State of UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Initial muon spin relaxation and nuclear magnetic resonance (NMR) measurements on chemical-vapor-transport (CVT) grown samples were interpreted as evidence for ferromagnetic (FM) spin-fluctuation mediated superconductivity [2,3], whereas neutron scattering measurements have detected antiferromagnetic spin fluctuations [4]. Here we use 125Te NMR in powdered and single crystal UTe 2 to probe the nature of these fluctuations. |
Austin Baker ; Maximilian Spitaler ; Riku Yamamoto ; Michihiro Hirata ; Priscila Rosa ; Stuart Brown; |
| 492 | Pressure Dependence of The Spin Structure in A Pressure-induced Superconductor CeNiC2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will report detailed magnetic structures as a function of pressure. |
Masaaki Matsuda ; Feng Ye ; Depei Zhang ; Satoshi Okamoto ; Toru Shigeoka ; Hanming Ma ; Jun Gouchi ; Yoshiya Uwatoko; |
| 493 | A DFT-based Review of Candidates for The Small Fermi Pocket in UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present a DFT-based exploration of candidate bands. |
Shouzheng Liu ; L. Andrew Wray; |
| 494 | MBE Synthesis and in Situ ARPES of Epitaxial Thin Films of The Heavy Fermion Superconductor CeCoIn5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report the synthesis of superconducting epitaxial thin films of CeCoIn5 by molecular beam epitaxy and the investigation of its electronic structure by in situ ARPES. |
Yi Wu ; Kohan Duong ; Filip Ronning ; Kyle Shen ; Darrell Schlom; |
| 495 | Probing Pairing Symmetry in UTe2 Using Phase-sensitive Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We found a finite Josephson coupling in junctions prepared on (001) but not in those prepared on (1-10) surface, a selection rule in the Josephson effect. |
Zixuan Li ; Camilla Moir ; Nathan McKee ; Eric Lee-Wong ; Ryan Baumbach ; M Brian Maple ; Ying Liu; |
| 496 | Theory of Magnetic Field Enhanced Triplet Superconductivity in Next Generation Ultraclean UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Remarkably, in these new samples SC2 is observed over a much broader range of field directions, suggesting disorder- and field direction-sensitive magnetic fluctuations as the pairing glue in the SC2 phase. We propose in particular that these are metamagnon fluctuations that occur about the polarised paramagnet local minimum of the magnetic free energy. |
Daniel Shaffer ; Dmitry Chichinadze ; Theodore Weinberger ; Jiasheng Chen ; Andrej Cabala ; Jirí Pospíšil ; Zheyu Wu ; Jan Prokleska ; Tetiana Haidamak ; Gaël Bastien ; Vladimír Sechovsky ; Alexander Hickey ; Shermane Benjamin ; David Graf ; Yurii Skourski ; Gilbert Lonzarich ; Michal Vališka ; Friedrich Grosche ; Alexander Eaton ; M. Mancera-Ugarte; |
| 497 | Thermodynamics Investigation of The Superconducting Phase in UCoGe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present the first complete (3 axes) phase diagram established from specific heat measurements. |
Adrien Rosuel ; Dai Aoki ; Youichi Yanase ; Jean-Pascal Brison; |
| 498 | Unconventional Superconductivity Without Quasiparticles in Strongly Correlated Metals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It has been emphasized in the study of heavy fermion metals, where the low energy excitations are intrinsically fragile, under the notion of Kondo destruction [2]. |
Lei Chen ; Kevin Ingersent ; Haoyu Hu ; Ang Cai ; Lili Deng ; Jed Pixley ; Qimiao Si; |
| 499 | Superfluid Phase Transition of Nanoscale-confined Helium-3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate theoretically the superfluid phase transition of helium-3 under nanoscale confinement of one spatial dimension realized in recent experiments. |
Canon Sun ; Igor Boettcher ; Adil Attar; |
| 500 | Screening Clouds in Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The spatial extension of the screening cloud in such a partially screened impurity coupled to a superconductor remains to be described. Therefore, in this work, we focus on a large spin impurity coupled to a superconducting reservoir. |
Anand Manaparambil ; Pascu Moca ; Gergely Zarand ; Ireneusz Weymann; |
| 501 | Temperature Dependent Spectral Function of Kondo-impurity in A D-wave Superconductor in Two-dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: d-wave SC is interesting because of the SC pairing order parameter alternate sign upon rotation by pi/4. We study the effect of kondo impurity in 2D d-wave SC using NRG and density matrix renormalization group (DMRG) at zero and finite temperature and show the temperature dependence of Yu-Shiba-Rusinov peaks in the spectral function, particularly to examine how these peaks will be affected by the possible existence of the zero-energy Andreev bound state due to the quasi-particles scattered from the Fermi surface with positive order parameter to the region with negative order parameter (or vice versa) by the magnetic impurity. |
Gaurav Kumar Gupta ; Donna Sheng ; Chin-Sen Ting; |
| 502 | The CPT Kondo Lattice with Spin-orbit Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the CPT Kondo Lattice[1,2], in which conduction electrons are antiferromagnetically coupled to a Yao-Lee spin liquid. |
Zekun Zhuang ; Piers Coleman; |
| 503 | Exchange Interaction for The Formation of Cooper Pairs in UTe2 Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By modifying the Bardeen-Cooper-Schrieffer (BCS) theory using parameters extracted from ab-initio density functional calculations, we are able to calculate the critical temperature and an average superconducting gap for UTe 2. |
Chih-Kai Yang; |
| 504 | Μ+ Knight Shift Studies of UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Recently discovered UTe 2 is believed to be a rare example of an unconventional odd-parity superconductor. Electronic specific heat and electrical resistivity measurements [1], as … |
Nasrin Azari ; Mariah Goeks ; Michael Yakovlev ; Mae Abedi ; Sarah Dunsiger ; Sean Michael Thomas ; Joe Thompson ; Priscila Rosa ; Jeff Sonier; |
| 505 | NMR Investigation on The High-field Superconducting Phases of UTe2 in Fields Along The Hard Magnetic Axis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the results of 125Te nuclear magnetic resonance (NMR) measurements, performed in the normal and SC states on a UTe 2 single crystal grown by the molten-salt-flux technique, in magnetic fields up to B b = 30 T. |
Riku Yamamoto ; Phurba Sherpa ; Austin Baker ; Xiaoling Wang ; Mitchell Bordelon ; Priscila Rosa ; Adam Dioguardi ; Sean Thomas ; Filip Ronning ; Joe Thompson ; Eric Bauer ; Stuart Brown ; Arneil Reyes ; Michihiro Hirata; |
| 506 | Chiral Model of Twisted Bilayer Graphene Realized in A Monolayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When graphene is subject to a superlattice potential with a nearly commensurate $sqrt{3} imessqrt{3}$ supercell, the resulting moir’e physics exactly maps to the chiral model of twisted bilayer graphene, except with half as many degrees of freedom. In this talk, we describe this mapping, characterize the interacting physics at integer filling, and determine the impact of symmetry-allowed deviations from the ideal chiral model. |
Aaron Dunbrack ; Valentin Crépel ; Daniele Guerci ; John Bonini ; Jennifer Cano; |
| 507 | Competition Between Valley Symmetry Breaking and Intervalley Coherence, and Their Respective Routes to Kohn-Luttinger Superconductivity in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the tight competition between valley symmetry breaking and intervalley coherence at integer filling fractions of magic angle twisted bilayer graphene under hydrostatic pressure, finding that different electronic states are very close in energy reflecting the emergent U(4) symmetry. |
Jose Gonzalez ; Tobias Stauber ; Miguel Sánchez Sánchez; |
| 508 | Particle-hole Asymmetric Correlated Phases in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While the majority of previous studies had used the effective (k.p) model of Bistritzer and MacDonald, the present work [2] aims at a more precise microscopic understanding using faithful tight-binding modeling of the twisted bilayer graphene. Here, based on the Wannier orbitals obtained by Carr et al. [1], we construct an extended Hubbard model with 8 orbitals, and perform a Hartree-Fock (HF) analysis to explore its phase diagram across commensurate fillings from -3 to 3. |
Run Hou ; Shouvik Sur ; Lucas Wagner ; Andriy Nevidomskyy; |
| 509 | A Novel Technique to Extract Features of Flat Bands in A Moiré Superlattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a novel technique for the study of flat bands using a decoupled monolayer graphene on a magic-angle twisted monolayer bilayer graphene heterostructure. |
Jin Jiang; |
| 510 | Helical Trilayer Graphene: A Moiré Platform for Strongly-interacting Topological Bands – Part 1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we explore helical trilayer graphene (HTG), three graphene layers, each preserving C 2z on their own, twisted in sequence by the same angle. |
Aviram Uri ; Liqiao Xia ; Sergio de la Barrera ; Aaron Sharpe ; Yves Hon Kwan ; Ziyan Zhu ; Kenji Watanabe ; Takashi Taniguchi ; David Goldhaber-Gordon ; Liang Fu ; Trithep Devakul ; Pablo Jarillo-Herrero; |
| 511 | Helical Trilayer Graphene: A Moiré Platform for Strongly-interacting Topological Bands – Part 2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we explore topological flat bands that emerge in magic angle helical trilayer graphene (HTG), which comprises three layers of graphene with successive layers rotated in the same direction by the same relative twist angle, θ m ≈ 1.8°. |
Liqiao Xia ; Sergio de la Barrera ; Aviram Uri ; Aaron Sharpe ; Yves Hon Kwan ; Ziyan Zhu ; Kenji Watanabe ; Takashi Taniguchi ; David Goldhaber-Gordon ; Liang Fu ; Trithep Devakul ; Pablo Jarillo-Herrero; |
| 512 | Helical Trilayer Graphene: A Moiré Platform for Strongly-interacting Topological Bands – Part 3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform a detailed analysis of the interacting phase diagram at integer fillings, combining analytical strong-coupling analysis and Hartree-Fock numerics. |
Yves Hon Kwan ; Patrick Ledwith ; Chiu Fan Bowen Lo ; Trithep Devakul; |
| 513 | Field-stabilized Chern Insulator and Possible Nematicity in Magic-angle Helical Trilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we will explore new physics in HTG that arise in finite fields. |
Aaron Sharpe ; Liqiao Xia ; Aviram Uri ; Sergio de la Barrera ; Yves Hon Kwan ; Rupini Kamat ; Ziyan Zhu ; Julian May-Mann ; Kenji Watanabe ; Takashi Taniguchi ; Marc Kastner ; David Goldhaber-Gordon ; Liang Fu ; Trithep Devakul ; Pablo Jarillo-Herrero; |
| 514 | Strong Correlations and Isospin Symmetry Breaking in A Supermoiré Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present local compressibility measurements of twisted trilayer graphene revealing numerous incompressible states resulting from supermoiré-lattice-scale isospin symmetry breaking driven by strong interactions. |
Yonglong Xie ; Andrew Pierce ; Jeong Min Park ; Daniel Parker ; Jie Wang ; Patrick Ledwith ; Zhuozhen Cai ; Kenji Watanabe ; Takashi Taniguchi ; Eslam Khalaf ; Ashvin Vishwanath ; Pablo Jarillo-Herrero ; Amir Yacoby; |
| 515 | Pseudomagnetic Field in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, atomic displacement due to the competition between the out-of-plane van der Waal interaction and the in-plane elastic forces can couple to the electronic degrees of freedom in the form of a pseudo-magnetic field. In this theoretical work, we examine the effect of the pseudomagnetic field on the properties of the system. |
Gayani Pallewela ; Mohammed Al Ezzi ; Harshitra Mahalingam ; Liangtao Peng ; Shaffique Adam; |
| 516 | Observation of Flat Band in Twisted Double Bilayer Graphene Using NanoARPES Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use in-operando angle-resolved photoemission spectroscopy with nanometer scale (nanoARPES) spatial resolution to study the tDBG device with the twist angle ~2.6 ± 0.2˚. |
SOUVIK SASMAL ; Alfred J. H. Jones ; Ryan Muzzio ; Paulina Ewa Majchrzak ; Kenji Watanabe ; Takashi Taniguchi ; Simranjeet Singh ; Christopher Jozwiak ; Aaron Bostwick ; Eli Rotenberg ; Søren Ulstrup ; Jyoti Katoch; |
| 517 | Orbital Magnetism and Fermi Surface Reconstructions Near Half Filling in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our recent study, we conducted magneto-transport measurements on MATBG proximitized by a layer of tungsten diselenide, thereby introducing finite spin-orbit coupling into the system. |
Saisab Bhowmik ; Bhaskar Ghawri ; Youngju Park ; Dongkyu Lee ; Suvronil Datta ; Radhika Soni ; Kenji Watanabe ; Takashi Taniguchi ; Arindam Ghosh ; Jeil Jung ; U Chandni; |
| 518 | Disorder Broadening of Hofstadter Bands in The Honeycomb Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, the disorder is treated by the method of impurity averaging with the disorder fluctuation having white noise correlations. |
Muhammad Ali Shahbaz; |
| 519 | Imaging The Many-body Wavefunctions in Magic-angle Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our understanding of these phases has thus far been hampered by the lack of microscopic, atomic-scale information on them. In this talk, I will discuss how we use high-resolution scanning tunneling microscopy (STM) measurements to study the wavefunctions of these correlated phases. |
Ryan Lee ; Kevin Nuckolls ; Myungchul Oh ; Dillon Wong ; Tomohiro Soejima ; Jung Pyo Hong ; Dumitru Calugaru ; Jonah Herzog-Arbeitman ; Andrei Bernevig ; Kenji Watanabe ; Takashi Taniguchi ; Nicolas Regnault ; Michael Zaletel ; Ali Yazdani; |
| 520 | Perpendicular Electronic Transport and Moiré-induced Resonance in Twisted Interfaces of 3D Graphite Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we develop a formulation for the electronic transport in the twisted 3D system, which is a pair of 3D materials stacked with a twist angle, by using the effective continuum model and recursive Green’s function method. |
Tenta Tani ; Takuto Kawakami ; Mikito Koshino; |
| 521 | Topological States in Artificial Lattices of Graphene By STM Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have used cryogenic scanning tunneling microscopy to assemble CO molecules into islands of modified honeycomb lattices and scanning tunneling spectroscopy to identify the electronic states, exploring boundary geometries and fractal dimensions. |
Arthur Baddorf ; Wooin Yang ; Hoyeon Jeon ; Wonhee Ko ; An-Ping Li; |
| 522 | Oral: Artificial Graphene Nanoribbons with Tailored Topological States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, I will discuss low-dimensional material research occurring in the Quantum and Energy Materials (QEM) group at the Center for Nanoscale Materials. |
Nathan Guisinger ; Pierre Darancet; |
| 523 | Magnetotransport in The Q-1DES Comprised of Vertically Stacked Quantum Dots Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate a periodic system of vertically stacked InAs/GaAs quantum dots (VSQD) subjected to a two-dimensional confining harmonic potential and a magnetic field in the symmetric gauge. |
Manvir Kushwaha; |
| 524 | Carrier Dynamics of ErAs:GaAs1-xBix Using Infrared Pump, Terahertz Probe Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the ultrafast carrier dynamics in low and high Er embedded Bi doped GaAs, ErAs:GaAs 1-xBi x, using infrared pump terahertz probe spectroscopy as a function of pump energies from 0.5 eV (2480 nm) to 1.0 eV (1240 nm) at a pump fluence of 0.042 J/cm 2 (100 mW pump power). |
Mohan Giri ; Cory Bomberger ; Tenzin Norden ; Robby Vukelich ; Joshua M. Zide ; David Hilton; |
| 525 | Toward Band Gap Engineering of Photocatalytic Materials: The Case of Multimetal Oxyhalides Bi4MO8Cl– Bi2M’O4Cl (M = Ta, Nb; M’ = Y, La, Gd) Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: One direction toward high performance photocatalytic materials is through band gap control. While traditional photocatalytic materials have consisted of oxide semiconductors with … |
Emily Ward ; Nayana Christudas Beena ; Xun Zhan ; Alexandru Georgescu ; Sara Skrabalak; |
| 526 | Ordered States Near Ordinary and Higher-order Van Hove Points in Graphene Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the crossover from ordinary van Hove singularity (oVHP) to higher order van Hove singularity (hoVHP) in a model used for Bernal bilayer graphene and rhombohedral trilayer graphene. |
Yueh-Chen Lee ; Dmitry Chichinadze ; Andrey Chubukov; |
| 527 | Aharonov-Bohm Effect Modeling in Gate-defined Ring in Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In conventional, etched ring-shaped devices, the quality suffers from edge roughness, impurities, and defects, while electrostatic confinement appears as a way to longer coherence length. We develop an effective 4-band model based on the continuum approximation for Bernal-stacked bilayer graphene, and we demonstrate its performance by revisiting experiment on bilayer graphene-based ring [1]. |
Alina Mrenca-Kolasinska ; Ming-Hao Liu ; Szu-Chao Chen; |
| 528 | Thermopower Measurements on Bilayer Graphene in The Quantum Hall Regime Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss progress and challenges in thermopower measurements on high-quality, dual-encapsulated Bernal bilayer graphene in the symmetry-broken integer and fractional QH regimes. |
Isabelle Phinney ; Andrew Zimmerman ; Antti Laitinen ; Kenji Watanabe ; Takashi Taniguchi ; Philip Kim; |
| 529 | Magnetic Field Anisotropies in Charge Transport in Graphene Strain Superlattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Previous [1,2] transport measurements on a strain superlattice (SL) of graphene, created by stacking it on silica nanosphere (NS) self-assemblies, revealed strain-tunable dips in two-probe conductance resulting from SL miniband effects and an average pseudo-magnetic field of ~4T. We now report multiterminal transport measurements in these graphene-NS systems. |
Preetha Sarkar ; Nadya Mason; |
| 530 | Resonant Tunneling in Monolayer WSe2/graphene/h-BN/graphene Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the resonant tunneling in monolayer WSe 2/graphene/thin h-BN/graphene junctions, where one of the graphene layers is placed on monolayer WSe 2 with a twist angle of ~15° and the twist angle between the two graphene layers is controlled around 0.5° through the thin h-BN barrier. |
Yuta Seo ; Jimpei Kawase ; Momoko Onodera ; Rai Moriya ; Kenji Watanabe ; Takashi Taniguchi ; Tomoki Machida; |
| 531 | Intrinsic and Extrinsic Spin-Orbit Coupling in Rhombohedral Graphene, Part I Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will focus on the “quarter metal” regime, where a valley imbalanced phase with a finite orbital magnetic moment competes with an intervalley coherent phase in which electron wave functions in the two momentum space valleys develop a macroscopically coherent relative phase. |
Trevor Arp ; Owen Sheekey ; Haoxin Zhou ; Charles Tschirhart ; Caitlin Patterson ; Heun Mo Yoo ; Ludwig Holleis ; Evgeny Redekop ; Grigory Babikyan ; Tian Xie ; Jiewen Xiao ; Yaar Vituri ; Tobias Holder ; Takashi Taniguchi ; Kenji Watanabe ; Martin Huber ; Erez Berg ; Andrea Young; |
| 532 | Intrinsic and Extrinsic Spin-Orbit Coupling in Rhombohedral Graphene, Part II Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Supporting graphene multilayers on tungsten diselenide (WSe2) substrates dramatically alters the phase diagram of correlated states, favoring superconductivity [1-4]. In this second of two talks, we describe nanoSQUID on tip magnetometry and thermodynamic compressibility measurements in WSe2 rhombohedral graphene layers. |
Owen Sheekey ; Trevor Arp ; Haoxin Zhou ; Charles Tschirhart ; Caitlin Patterson ; Heun Mo Yoo ; Ludwig Holleis ; Evgeny Redekop ; Grigory Babikyan ; Tian Xie ; Siyuan Xu ; Jiewen Xiao ; Yaar Vituri ; Tobias Holder ; Takashi Taniguchi ; Kenji Watanabe ; Martin Huber ; CHENHAO JIN ; Erez Berg ; Andrea Young; |
| 533 | Excitonic Superconductivity in Monolayer-bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the excitonic mechanism of superconductivity in monolayer-bilayer graphene system by using Eliashberg theory. |
Shuyang Wang ; Jay Sau; |
| 534 | Localized Defect States Within The Bands of Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Band structure engineering is crucial for creating materials that can host robust topological edge states, defect states, and correlated phases. This study unveils a remarkable … |
Justin Wilson ; Daniel Massatt ; Stephen Shipman ; Ilya Vekhter; |
| 535 | Influence of Landau-Level Mixing on The Quantum Hall Phase Diagram in Neutral Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we explore the self-consisntent mean-field phase diagram of neutral graphene in a 5-dimensional parameter space without evoking the zeroth-Landau level projection. |
Guopeng Xu ; Chunli Huang ; Nemin Wei ; Inti Sodemann Villadiego; |
| 536 | Electronic Compressibility Study of Moiré-less Rhombohedral Multilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Appealing phases such as correlated insulators, Stoner magnets, unconventional superconductors, and Wigner crystals have been observed and reproduced experimentally. Here we theoretically study the electronic compressibility of this system at extremely low electron and hole densities. |
Tianyi Xu ; R. Thomas Weitz ; Fan Zhang; |
| 537 | Geometric Inhibition of Superflow in Single-layer Graphene Suggests A Staggered-flux Superconductivity in Bilayer and Trilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, through realistic computation of electronic structure, we identify a systematic trend that superconductivity appears to emerge only upon alteration of the low-energy electronic lattice from the underlying honeycomb atomic structure. |
Xinyao Zhang ; Wei Ku ; Ruoshi Jiang ; Qingdong Jiang ; Xingchen Shen ; Xiaomo Huang; |
| 538 | Temperature-Driven Rectification Reversal Observed in Graphene/n-Si(100) Junction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose that the temperature-driven rectification reversal originates from the Schottky barrier lowering associated with graphene doping, inhomogeneity of interface energy barrier, and asymmetric nature of inter-dimensional carrier injection between 2D graphene and 3D Si substrate. |
Kibog Park ; Jiwan Kim ; Hoon Hahn Yoon ; Wonho Song ; Junhyung Kim ; Sungchul Jung ; Eunseok Hyun; |
| 539 | Noise-induced Coding and Entanglement Phase Transition in Clifford Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the entanglement and coding transitions induced by quantum noises with various system-size-dependent strength and time correlations. |
Shuo Liu ; Ming-Rui Li ; Shixin Zhang ; Hong Yao ; Shaokai Jian; |
| 540 | Title: Error-resilience Phase Transitions in Encoding-Decoding Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate a class of encoding-decoding random circuits with coherent errors. |
Xhek Turkeshi ; Piotr Sierant; |
| 541 | Linear Cross-entropy in Random Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the behavior of XEB and fidelity using a mapping of average quantities in random quantum circuits to statistical mechanics models. |
Brayden Ware ; Abhinav Deshpande ; Dominik Hangleiter ; Bill Fefferman ; Alexey Gorshkov ; Michael Gullans; |
| 542 | Robustness of Quantum Chaos and Dissipative Phase Transitions in Nonunitary Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the dissipative form factor (DFF) of the RPM with arbitrary one-site nonunitary gates. |
Lucas Sá ; Takato Yoshimura; |
| 543 | Antiunitary Symmetry Breaking and A Hierarchy of Purification Transitions in Floquet Non-unitary Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider how a maximally mixed state evolves under $(1+1)D$ Floquet non-unitary circuits with an antiunitary symmetry that squares to identity, that serves as a generalized $mathcal{PT}$ symmetry. |
Carolyn Zhang; |
| 544 | Integrability and Equilibration in Goldilocks Quantum Cellular Automata Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work raises several questions for the community to consider, chiefly, can we classify all kinetically-constrained Floquet circuits that are in fact free fermions? |
Lincoln Carr ; Logan Hillberry ; Lorenzo Piroli ; Tomaz Prosen ; Mina Fasihi Dolatabadi ; Nicole Yunger Halpern; |
| 545 | Temporal Entanglement in Chaotic Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the most general form of space-evolution, i.e., evolution in a generic space-like direction, and present two fundamental results. |
Tianci Zhou ; Alessandro Foligno ; Bruno Bertini; |
| 546 | Bootstrapping Universal Operator Growth from Locality, Unitarity, and Hydrodynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, it is an outstanding question to determine which microscopic properties we expect to lead to the validity of the ETH. In this talk, I will outline a way to `bootstrap` universal behavior of such matrix elements from the fundamental principles of unitarity and locality. |
Oliver Lunt ; Thomas Kriecherbauer ; Kenneth McLaughlin ; Curt von Keyserlingk; |
| 547 | Out-of-time-order Correlator, Many-body Quantum Chaos, Light-like Generators, and Singular Values Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that the OTOC can be approximated by the leading singular value of the LLG, which, for the case of generic many-body chaotic circuits, is increasingly accurate as the size of the LLG, w, increases. |
Xiao Li ; Ke Huang ; David Huse ; Amos Chan; |
| 548 | Deep Thermalization in Random Quantum Circuits with U(1) Symmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider the projected ensemble constructed from random circuit dynamics with U(1) symmetry and investigate the emergence of late-time universal ensembles. |
Rui-An Chang ; Matteo Ippoliti; |
| 549 | Navier Stokes Hydrodynamics in A Random Quantum Circuit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we construct a two dimensional random quantum circuit whose averaged dynamics is described by a variant of the FHP model, a well known classical Markov process governed by Navier-Stokes hydrodynamics at late times. |
Hansveer Singh ; Ewan McCulloch ; Sarang Gopalakrishnan ; Romain Vasseur; |
| 550 | Typicality and Quantum Thermalisation of Interacting Spinless Fermions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Does it follow the usual prediction of statistical physics or is it unconventional, i.e. involving some new statistical physics yet to be discovered? In this talk, I will present results obtained on these two questions using random matrix models and focusing on interacting spinless fermions. |
Gregoire Ithier ; Rémi Lefèvre; |
| 551 | Spatial Deformation of Many-body Quantum Chaotic Systems and Quantum Information Scrambling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the effect of spatial inhomogeneity on quantum information scrambling, a process of spreading and locally hiding quantum information in quantum many-body systems. |
Taozhi Guo ; Kanato Goto ; Tomoki Nosaka ; Masahiro Nozaki ; Shinsei Ryu ; Kotaro Tamaoka; |
| 552 | Quantum Quenches of Conformal Field Theory with Open Boundary Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a method to derive the exact formula of entanglement entropy for generic inhomoge- neous conformal field theory (CFT) quantum quenches with open boundary condition (OBC), which characterizes the generic boundary effect unresolved by analytical methods in the past. |
XINYU LIU; |
| 553 | Exploring Unconventional Superconductivity in 2M-WS2 Thin Layers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we explore deeply into the unconventional superconducting of thin 2M-WS2 flakes, emphasizing the important role of magnetic fields. |
Piumi Samarawickrama; |
| 554 | Probing The Superconducting Order Parameter Symmetry in Monolayer WTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Monolayer WTe2 exhibits a complex phase diagram, which includes the presence of superconductivity at low carrier densities adjacent to a quantum spin hall insulating phase. This … |
Marie Wesson ; Abhishek Banerjee ; Guo Yu ; Pengjie Wang ; Nicholas Poniatowski ; Zihan Yan ; Philip Kim ; Sanfeng Wu ; Amir Yacoby; |
| 555 | Two-Fold Anisotropic Superconductivity in Bilayer Td-MoTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we will present on the superconducting behavior in bilayer T d-MoTe 2 under an applied magentic field along different directions in-plane, and under different displacement fields and doping densities. |
Zizhong Li ; Apoorv Jindal ; Alex Strasser ; Yangchen He ; David Graf ; Wenkai Zheng ; Kenji Watanabi ; Takashi Taniguchi ; Luis Balicas ; Xiaofeng Qian ; Abhay Pasupathy ; Daniel Rhodes; |
| 556 | Large Critical Field of Superconductivity at EuO/KTaO3 (111) Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the large upper critical field ( BC2) observed at the superconducting EuO/KTaO 3(111) interface with a maximal BC2 ~ 1.7 T. |
Weiliang Qiao ; Shuai Yuan ; Liangliang Guo ; Haoran Fan ; Xi Lin ; Wei Han; |
| 557 | Dry-Patterning Chemically Sensitive Quantum Materials Using A Computer Numerical Control Router Machine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we developed a dry-patterning approach for device fabrication, achieving lateral etching resolution as fine as 5 µm. |
Joseph Benigno ; Qiang Zou ; Pedram Tavadze ; Cheng Cen ; Lian Li; |
| 558 | Continuous Tuning of Spin-orbit Coupled Superconductivity in Layered NbSe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To fully explore the potential of lithium intercalation, we have successfully developed a lateral intercalation method via a solid state ion back-gate [1]. |
Jiayi Ji ; Yi Hu ; Ding Zhang ; Qi-Kun Xue; |
| 559 | Ising Superconductivity in Bulk Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By combining first-principles calculations with experimental evidence, we have successfully derived precise band structure parameters, including the values for reduced interlayer coupling and significant spin-orbit splitting [3]. This quantitative analysis has provided us with insight into the fundamental underpinnings of Ising spin-orbit coupling in bulk superconductors. |
Tomas Samuely ; Ondrej Šofranko ; Martin Gmitra ; Jozef Haniš ; Marek Kuzmiak ; Jozef Kacmarcík ; Pavol Szabó ; Tristan Cren ; Dominik Volavka ; Laurent Cario ; Shunsuke Sasaki ; Darshana Wickramaratne ; Igor Mazin ; Peter Samuely; |
| 560 | Investigation of The Superconducting Ground State of Misfit Layer Transition Metal Dichalcogenide Superconductor (PbS)1.13TaS2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we have studied the superconducting ground state of misfit layer material (PbS) 1.13TaS 2, which is an alternative stacking of PbS with TaS 2. |
SAJILESH KUNHIPARAMBATH ; Amit Kanigel ; Roni Gofman; |
| 561 | Anisotropic Superconductivity in Atomically Thin (SnxIn1-x)Bi2Te4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe our progress in measuring and understanding the thickness-dependent electronic response of topological superconductor candidate (Sn 1-xIn x)Bi 2Te 4. |
Jack Barlow ; David Graf ; Jared Madsen ; Salman Ahsanullah ; Chaowei Hu ; Jiaqi Cai ; Jordan Fonseca ; Zhaoyu Liu ; Jiun-Haw Chu ; David Cobden ; Jiaqiang Yan ; Michael McGuire ; Xiaodong Xu ; Dmitry Ovchinnikov; |
| 562 | Atomistic Modeling of A Superconductor–transition Metal Dichalcogenide–superconductor Josephson Junction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using an atomistic tight-binding model, we investigate the characteristics of a Josephson junction formed by monolayers of MoS 2 sandwiched between Pb superconducting electrodes. |
Eduardo Mucciolo ; Jouko Nieminen ; Arun Bansil ; Wei-Chi Chiu ; Sayandip Dhara; |
| 563 | Artificial Flat Bands in Frustrated Josephson Junction Arrays Based on A Superconductor/semiconductor Hybrid Platform Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present data recorded in a two-dimensional Josephson junction array with dice lattice geometry, which is predicted to host flat bands when frustrated. |
Luca Banszerus ; William Marshall ; Tyler Lindemann ; Michael Manfra ; Saulius Vaitiekenas ; Charles Marcus; |
| 564 | Driving Josephson Junctions with Spin-Orbit Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on Al/InAs JJs, where the steady-state gate-control of SOC has already been demonstrated [1], we propose to instead consider time-dependent SOC. |
David Monroe ; Bailey Bussiere ; Dario Tringali ; Igor Zutic; |
| 565 | KTaO3-based Nanodevices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report the creation of KTO-based Josephson Junctions and SQUIDs, using conductive atomic force microscope (c-AFM) lithography [3]. |
Muqing Yu ; Nicholas Hougland ; Qianheng Du ; Junyi Yang ; Sayanwita Biswas ; Sayanwita Biswas ; ANAND BHATTACHARYA ; Patrick Irvin ; David Pekker ; Jeremy Levy; |
| 566 | Crossover of H/e and H/2e Oscillations in Chiral Edge-channel Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show that the competition between crossed Andreev reflections and local Andreev reflections results in the crossover between h/e and h/2e quantum oscillations in chiral edge-channel Josephson junctions. |
Ziting Sun ; Jinxin Hu ; Yingming Xie ; Kam Tuen Law; |
| 567 | Ta-based Josephson Junctions Using Insulating ALD TaN Tunnel Barriers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce junctions employing superconducting α-phase tantalum (Ta) electrodes and insulating TaN tunnel barriers, fabricated on 300 mm diameter, high-resistivity silicon wafers using advanced processes including 193 nm optical lithography, atomic layer deposition (ALD) of TaN, and chemical mechanical planarization of Ta. |
Ekta Bhatia ; Tuan Vo ; Soumen Kar ; Hunter Frost ; Stephen Olson ; Jakub Nalaskowski ; John Mucci ; Brian Martinick ; Ilyssa Wells ; Thomas Murray ; Corbet Johnson ; Satyavolu Papa Rao; |
| 568 | Noise Characteristics of The Current Biased Super-semi Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a theoretical study of the current-voltage characteristics and voltage noise of a semiconductor weak link shunted by a resistor. |
Longyu Ma ; Maxim Vavilov; |
| 569 | Characterizing Majorana Bound States in Extended Disordered Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present analytic and numerical studies of MBS dynamics in a single Josephson junction system formed by two finite-sized p+ip superconducting islands. |
Ellen Gulian ; Brendan Rhyno ; Laimei Nie ; Smitha Vishveshwara; |
| 570 | Measurements of The Current-phase Relationship in SIS and SNS Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will show extracted CΦR data for both SIS and SNS junctions measured at 4 K using a microwave resonator technique. |
Peter Hopkins ; Manuel Castellanos-Beltran ; Miranda Thompson ; Anna Fox ; Paul Dresselhaus ; Samuel Benz; |
| 571 | Majorana Bound States in The Diffraction Patterns of S-TI-S Lateral Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present an extensive study of the critical current vs. magnetic field diffraction patterns of S-TI-S lateral Josephson junction devices, comparing measurements and simulations. |
Guang Yue ; Drew Wild ; Jessica Montone ; Gilbert Arias ; Jered Zhang ; Xiaoyu Yuan ; Xiong Yao ; Deepti Jain ; Jisoo Moon ; Seongshik Oh ; Soorya Suresh Babu ; James Eckstein ; Dale Van Harlingen; |
| 572 | Tracking Majorana Bound States in Superconductor-Topological Insulator-Superconductor Josephson Junctions By Transport Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe and present progress on two experiments designed to test the interaction of pairs of Majorana states. |
Gilbert Arias ; Guang Yue ; Drew Wild ; Jessica Montone ; Xiaoyu Yuan ; Xiong Yao ; Deepti Jain ; Jisoo Moon ; Seongshik Oh ; Dale Van Harlingen; |
| 573 | Designing Exciton-condensate Josephson Junction in Graphene Heterostructure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Exciton condensation have been robustly realized in several 2D-material heterostructures, specifically graphene quantum hall bilayers. This work proposes a realistic setup of exciton-condensate Josephson junction and a measurement ansatz in such systems.The junction mimics the S-I-S structure of the ordinary Josephson junction, where the insulating barrier is a layer-polarized quantum Hall state controlled by external gating. |
Ruihua Fan ; Tianle Wang ; Zhehao Dai ; Michael Zaletel; |
| 574 | Dynamical Stabilization of Supercurrents in A Graphene-Based Josephson Network Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we demonstrate multi-junction dynamical supercurrents emerging from an engineered Josephson network. |
John Chiles ; Ethan Arnault ; Trevyn Larson ; Chun-Chia Chen ; Lingfei Zhao ; Kenji Watanabe ; Takashi Taniguchi ; Francois Amet ; Gleb Finkelstein; |
| 575 | Floquet Theory of Multi-level Landau-Zener Transitions in Topologically Trivial Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study multi-level Landau-Zener (LZ) transitions in periodically driven quantum systems, both numerically and analytically using Floquet theory. |
Suman Aich ; Babak Seradjeh; |
| 576 | Towards RF Spectroscopy of Andreev Bound States in An InAs-Al 2DEG Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Planar multi-terminal Josephson junctions (JJs) [1] are predicted to host zero-energy Andreev bound states (ABSs). In this regard, we present the characterization of conventional two-terminal JJs in an InAs two-dimensional electron gas (2DEG) with epitaxially grown Al. |
Arunav Bordoloi ; Shukai Liu ; Vladimir Manucharyan; |
| 577 | Topological Phase Transition Without Single-Particle-Gap Closing in Strongly Correlated Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: From extensive determinantal and dynamical cluster quantum Monte Carlo simulations of the half-filled and quarter-filled Kane-Mele-Hubbard model, we show that for sufficiently strong interactions at either half- or quarter-filling, a transition between topological and trivial insulators occurs without the closing of a charge gap. |
Peizhi Mai ; Jinchao Zhao ; Thomas Maier ; Barry Bradlyn ; Philip Phillips; |
| 578 | Connecting The Many-body Chern Number to Luttinger’s Theorem Through Streda’s Formula Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Relating the quantized Hall response of correlated insulators to many-body topological invariants is a key challenge in topological quantum matter. Here, we use Streda’s formula to derive an expression for the many-body Chern number in terms of the single-particle interacting Green’s function and its derivative with respect to a magnetic field. |
Lucila Peralta Gavensky ; Subir Sachdev ; Nathan Goldman; |
| 579 | Failure of Topological Invariants in Strongly Correlated Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show exactly that standard "invariants" advocated to define topology for noninteracting systems deviate strongly from the Hall conductance whenever the excitation spectrum contains zeros of the single-particle Green’s function, G, as in general strongly correlated systems. |
Jinchao Zhao; |
| 580 | Theory of Topological Defects and Textures in Two-dimensional Quantum Orders with Spontaneous Symmetry Breaking Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider two-dimensional (2d) quantum many-body systems with long-range orders, where the only gapless excitations in the spectrum are Goldstone modes of spontaneously broken continuous symmetries. |
Yan-Qi Wang ; Chunxiao Liu ; Yuan-Ming Lu; |
| 581 | Thermal Properties of SnSe Nanoflakes: Insights from AFM-Based Scanning Thermal Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study focuses on investigating the thermal properties of SnSe nanoflakes using AFM-based Scanning Thermal Microscopy (SThM). |
Mehmet Ozdogan ; Thomas Iken ; Deniz Cakir ; Nuri Oncel; |
| 582 | Hard X-ray Photoelectron Spectroscopy (HAXPES) in Material Development Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [3] This presentation will give an overview of HAXPES applications with a focus on buried interfaces in electronic devices. |
Daniel Beaton ; Tomas Weill ; Bill Gerace ; Tamara Sloboda ; T. Nishihara; |
| 583 | Atomically-resolved Scanning Tunneling Microscopy of The Cu2O(110) Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Building on previous work on the Cu 2O(111) surface [1,2], we perform high-resolution ultrahigh vacuum (UHV) scanning tunneling microscopy (STM) on the (110) surface of bulk crystal Cu 2O. |
Jeffrey Guest ; Joseph Smerdon ; Rui Zhang ; Joshua Paul ; Laszlo Frazer ; Kenneth Poeppelmeier ; Maria Chan; |
| 584 | Effect of Argon Plasma- Induced Buckling on Coercivity of Permalloy Thin Films on PDMS Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The presence of stress/strain in thin films grown on compliant substrates such as polydimethylsiloxane (PDMS) can lead to a buckling phenomenon that is heavily influenced by the … |
Debendra Timsina ; Kazi Zahirul Islam ; Shawn Pollard ; Firouzeh Sabri; |
| 585 | Switching Chemical Bonds By Mechanical Load at Single Molecule Level Via Qplus Atomic Force Microscope Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By processing frequency change, we obtain a three-dimensional mechanical potential and force map for the single molecule TBrPP-Co with the resolution of angstrom level in three dimensions. |
A. M. Shashika D. Wijerathna ; Yuan Zhang ; Markus Zirnheld ; Zaw Myo Win ; Yang Li ; Ruiqin Zhang ; Saw Wai Hla; |
| 586 | Imaging Field-Driven Melting of 2D Molecular Solids at The Atomic Scale Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce a new technique for controlling and visualizing melting and freezing phase transitions of self-assembled 2D molecular structures on a graphene field-effect transistor using atomically-resolved scanning tunneling microscopy. |
Yiming Yang; |
| 587 | Ionization-sensitive Atomic Force Microscopy for The Oxide Surface Structure of Nb(110) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, we aim to clarify the oxide structure for an alternative interface by using the atomic force microscopy (AFM) technique. |
Yuuki Yasui ; Katsuyuki Matsunaga ; Yoshiaki Sugimoto; |
| 588 | Study of Initial Growth and Band Diagram of E-beam Evaporated Al2O3/ MBE Al/sapphire Using In-situ X-ray Photoelectron Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 1 We employed e-beam evaporation to in-situ deposit stoichiometric Al 2O 3 films on freshly MBE-grown Al films. |
Wan-Sin Chen ; Yi-Ting Cheng ; Yen-Hsun Glen Lin ; Chiu-Ping Cheng ; Jueinai Kwo ; Minghwei Hong; |
| 589 | Zooming in The Hidden Electronic Structure and Capturing The Ultrafast Dynamics By Time- and Angle-resolved Photoemission Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present our recent developments in advanced time- and angle-resolved photoemission spectroscopy (TrARPES). |
Haoyuan Zhong ; Tianyun Lin ; Xuanxi Cai ; Changhua Bao ; Shuyun Zhou; |
| 590 | Operando Soft X-ray Spectroscopy Probing of The Electrode/electrolyte Interfacial Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this report, using synchrotron-based X-ray absorption spectroscopy and resonant soft X-ray scattering through a patterned e-chip, the solvation of a calcium organic electrolyte was investigated under operando conditions. |
Jinghua Guo ; Feipeng Yang ; Xuefei Feng ; Yang Ha ; Kun Qian ; Yao Yang ; Zengqing Zhuo ; Yi-Sheng Liu ; Ana Sanz Matias ; Per-Anders Glans ; Scott McClary ; Mesfin Tsige ; David Prendergast ; Kevin Zavadil ; Cheng Wang ; Peidong Yang; |
| 591 | Integration of Boltzmann Transport Theory and Boltzmann Statistics on Gas Sensor: from Gas Dynamics to Electric Transport Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we demarcate different action zones for the gas adsorption system, and analyze the interaction between gas molecules and sensor surface to conduct theoretical derivation. |
Liu Hua-Hsing; |
| 592 | High-Resolution NC-AFM Imaging and Analysis for Clean Diamond (001) Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our experiments, we use silicon probes for NC-AFM employed in an active imaging technique, achieving the first single-atom resolution AFM images. |
RUNNAN ZHANG ; Yuuki Yasui ; Masahiro Fukuda ; Masahiko Ogura ; Toshiharu Makino ; Daisuke Takeuchi ; Ozaki Taisuke ; Yoshiaki Sugimoto; |
| 593 | Kinetics of Hydrogen and Vacancy Diffusion in Iron: A Kinetic Activation Relaxation Technique (k-ART) Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Consequently, new strategies are required to predict the various H trap states accurately and isolate key mechanisms of H kinetics. Here, we use the kinetic Activation-Relaxation-Technique (k-ART), an off-lattice kinetic Monte Carlo approach with on-the-fly event catalogue building, to help us address the challenging problem in this subject area. |
aynour khosravi ; Normand Mousseau ; Jun Song; |
| 594 | Evidence for A Spin-Triplet Pair Density Wave State in UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We detect three PDWs, each with peak-peak gap modulations circa and at incommensurate wavevectors that are indistinguishable from the wavevectors of the prevenient CDW. |
Shuqiu Wang ; Qiangqiang Gu ; Joseph Carroll ; Sheng Ran ; Christopher Broyles ; Hasan Siddiquee ; Nicholas Butch ; Shanta Saha ; Johnpierre Paglione ; Seamus Davis ; Xiaolong Liu; |
| 595 | Smectic Pair Density Wave in A Magnetic Iron Based Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Smectic Pair Density Wave in a magnetic iron based superconductor. |
He Zhao; |
| 596 | Phenomenology of Spin-Triplet Pair-Density Waves, and Applications to UTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, experiments have indicated that the heavy fermion superconductor UTe2 hosts PDWs with spin-triplet pairing. In this talk, we will discuss the phenomenology of spin-triplet PDWs and how they are similar and different from the more well studied spin-singlet PDWs. |
Julian May-Mann ; Anuva Aishwarya ; Vidya Madhavan ; Eduardo Fradkin; |
| 597 | Mechanisms of Pair Density Wave Order from Electron Repulsion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss several examples where PDW can be realized as the leading instability of an itinerant fermion system as a result of electron interaction. |
Yi-Ming Wu ; Srinivas Raghu ; Pavel Nosov ; Aavishkar Patel ; Ronny Thomale ; Hong Yao ; Zhengzhi Wu ; Fengcheng Wu ; Hong-Chen Jiang ; Daniel Shaffer ; Luiz Santos ; Nicole Ticea; |
| 598 | Pair Density Wave State in A Monolayer High-Tc Iron-based Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using scanning tunneling microscopy/spectroscopy, we report the discovery of the PDW state in monolayer iron-based high-Tc Fe(Te,Se) films grown on SrTiO3(001) substrates. |
Jian Wang; |
| 599 | Enhanced Superconductivity and Ferroelectric Quantum Criticality in Plastically Deformed Strontium Titanate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe a novel approach using irreversible, plastic deformation of single crystals, which we apply to the well-known dilute superconductor SrTiO 3 (STO). |
Sajna Hameed; |
| 600 | The Stress-strain Relationship of Sr2RuO4 Across A Lifshitz Transition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report stress-strain data on Sr2RuO4 as it is tuned through a stress-driven Lifshitz transition. |
Clifford Hicks ; Hilary Noad ; Kousuke Ishida ; Andrew Mackenzie ; Joerg Schmalian ; Markus Garst; |
| 601 | Combining In-situ Uniaxial Strain and Single Crystal X-ray Scattering to Study Condensed Matter Challenges from Nematicity to Bicritical Behavior Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will review how deploying single crystal in-situ uniaxial strain using low temperature x-ray scattering with simultaneous electrical measurement capabilities at the Advanced Photon Source deepens our understanding of complex quantum phenomena. |
Philip Ryan ; Jong-Woo kim ; Yongseong Choi ; Gilberto Fabbris ; Joshua J Sanchez ; Paul Malinowski ; Jiun-Haw Chu ; Connor Occialini ; Anisha Singh ; Riccardo Comin ; Ian Fisher; |
| 602 | Strain Engineering of Layered Square-planar Nickelate Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work investigates the role of epitaxial strain in the competing requirements for the synthesis of the Ruddlesden-Popper compounds, R n+1Ni nO 3n+1, and subsequent reduction to the square-planar phase, R n+1Ni nO 2n+2. |
Julia Mundy; |
| 603 | Crystallization of Heavy Fermions Via Epitaxial Strain in Spinel LiV2O4 Thin Film+ Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find a crystallization of heavy fermions in a LiV2O4 film on MgO, where a charge-ordered insulator comprising of a stack of V3+ and V4+ layers along [001], the historical Verwey-type ordering, is stabilized by the in-plane tensile and out-of-plane compressive strains from the substrate. |
HIDENORI TAKAGI; |
| 604 | A 2×2 Quantum Processor in 28Si/SiGe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present control over a 4-qubit device in a square 2×2 configuration. |
Florian Unseld ; Brennan Undseth ; Oriol Pietx-Casas ; Marcel Meyer ; Saurabh Karwal ; Sergey Amitonov ; Amir Sammak ; Giordano Scappucci ; Menno Veldhorst ; Lieven Vandersypen; |
| 605 | Improving Measurement Techniques and Infrastructure for The Milli-kelvin Characterization of Quantum Dot Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Electron spin qubits hosted in quantum dots are a promising platform for quantum computing as they are dense, coherent, and can be integrated with advanced semiconductor manufacturing. A key challenge is achieving sufficient uniformity in these devices to scale to larger arrays as the properties of quantum dots can be influenced by many aspects of the solid-state environment such as disorder or the atomistic details of interfaces. |
Daniel Keith ; Thomas Watson ; Joelle Corrigan ; Bishnu Patra ; otto zietz ; Florian Luthi ; Felix Borjans ; Praveen Sriram ; Stefano Pellerano ; Jeanette Roberts ; Jim Clarke; |
| 606 | Scalability of of Semiconductor Quantum Dot Architectures: Shared Control, Qubit Addressability, and Connectivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Current approaches in solid-state quantum technology are based on brute-force methods, where each and every qubit requires at least one unique control line, an approach that will become unsustainable when scaling to the required millions of qubits [1]. In this talk, I will present our progress in this direction and detail our ambitions to advance the state-of-the-art of semiconductor qubits toward fault-tolerant quantum computing. |
Francesco Borsoi; |
| 607 | Readout of Spin Qubit Arrays Made By Advanced Semiconductor Manufacturing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss our current approach for readout of our 12-quantum dot array Tunnel Falls chip with onboard HBT-based cryo-amplifiers enabling high-fidelity Pauli-spin-blockade readout. |
Simon Schaal ; Matthew Curry ; Bishnu Patra ; Lester Lampert ; Sushil Subramanian ; Todor Mladenov ; Daniel Keith ; Felix Borjans ; Mateusz Madzik ; Thomas Watson ; Florian Luthi ; Elliot Connors ; Nader Khammassi ; Nathaniel Bishop ; Stephanie Bojarski ; Stefano Pellerano ; Jeanette Roberts ; James Clarke; |
| 608 | Adiabatic Electron Spin Resonance Inversion in An FDSOI Quantum Dot Array Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Toward realization of a practical quantum computer, scalability of qubits is essential and still quite challenging[1]. In order to overcome this technical challenge, we developed a two-dimensional quantum dot array using FDSOI (Fully-Depleted-Silicon-on-Insulator), which has large scalability by sophisticated commercial semiconductor technology [2]. |
Takuma Kuno ; Takeru Utsugi ; Ryuta Tsuchiya ; Lee Noriyuki ; Toshiyuki Mine ; Itaru Yanagi ; Raisei Mizokuchi ; Jun Yoneda ; Tetsuo Kodera ; Takashi Nakajima ; Shinichi Saito ; Digh Hisamoto ; Hiroyuki Mizuno; |
| 609 | Fabrication and Characterization of Multi-rail Si/SiGe Exchange-only Spin Qubits in The SLEDGE Architecture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on the fabrication of a two-rail, six-dot device with three distinct back-end routing layers. |
Kate Raach; |
| 610 | High-connectivity SiGe Quantum Dot Devices Using The SLEDGE Architecture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By eliminating interstitial field gates, a triangular dot array only requires a single metal layer of back-end routing when using the SLEDGE device architecture [2]. Here we show full configuration interaction simulations of such a triangular device, providing confidence that the device can be tuned into a state where all three dots reach single electron occupancy and provide adequate control of the exchange coupling [3,4]. |
Kaushal Shyamsundar ; Edwin Acuna ; Antonio Mei ; Wonill Ha ; Cameron Jennings ; Daniel Sanchez ; Andrew Pan ; Matthew Reed ; Jason Petta; |
| 611 | High-fidelity Dispersive Spin Readout in A Scalable Unit Cell of Silicon Quantum Dots Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Achieving readout fidelity at the level of control operations has also remained challenging. In this work, we address both limitations: we demonstrate single-shot spin readout with fidelity above 99.9% measured in 400 us in a planar MOS quantum dot array fabricated using a 300mm wafer process. |
Constance Laine ; Giovanni Oakes ; Jacob Chittock-Wood ; Sofia Patomäki ; Michael Fogarty ; Stefan Kubicek ; Ross C. Leon ; Fernando Gonzalez-Zalba ; John Morton; |
| 612 | Quantum LDPC Error Correcting Codes for Use on 1D Quantum Dot Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We devise a suite of heuristic methods for compiling any ECC circuit to run with an approximately minimal number of "shifts" of the array. |
Anthony Micciche ; Krishna Praneet Gudipaty ; Stefan Krastanov; |
| 613 | Dephasing Mechanisms and Fidelity of Entangled Spin Qubits Preparation Under Joint Continuous Measurement Via Longitudinal Couplings to A Superconducting Resonator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the preparation dynamics of spin qubits entanglement via joint continuous measurement with longitudinal couplings to a superconducting resonator (see [1]). |
Rusko Ruskov ; Charles Tahan; |
| 614 | Design of An Intel Quantum Control Processor for Quantum Computers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Qubit control electronics are commonly used and discussed, but in this talk we introduce the Quantum Control Processor (QCP), which is responsible for orchestrating the control electronics using inspiration from classical CPU design. |
Andrew Risinger ; Todor Mladenov ; Albert Schmitz ; Grant Baker ; Andrew Litteken ; Beverly Klemme ; Sahar Daraeizadeh ; Shavindra Premaratne ; Xiang Zou ; Anne Matsuura; |
| 615 | Investigating Bursts of Suppressed Relaxation Time Using Quantum Inspire Starmon-5 and A 17-transmon Processor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We exploit mid-circuit measurement to detect the incidence rate. |
Giuseppe Ruggero Di Carlo ; Jorge Marques ; Miguel Moreira ; Leonardo DiCarlo; |
| 616 | Quasiparticle Dynamics in Offset-charge-sensitive Transmons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use a direct-dispersive charge-parity readout scheme to continuously monitor multiple qubits in an OCS transmon array. |
Felipe Contipelli ; Patrick Harrington ; Max Hays ; Renée DePencier Piñero ; Kate Azar ; Greg Calusine ; Thomas Hazard ; David Kim ; Bethany Niedzielski ; Ali Sabbah ; Hannah Stickler ; Jonilyn Yoder ; Mollie Schwartz ; William Oliver ; Kyle Serniak; |
| 617 | Studying Correlated Errors in Superconducting Qubits Underground in NEXUS Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results from measurements of an array of weakly charge-sensitive superconducting qubits exposed to a range of radiation fluxes. |
Grace Bratrud; |
| 618 | Quasiparticle Dynamics in A Superconducting Qubit Irradiated By A Localized Infrared Source Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we systematically study the coherence properties of a transmon qubit under illumination by a focused infrared laser beam. |
Maxwell Drimmer ; Rodrigo Benevides ; Francesco Adinolfi ; Giacomo Bisson ; Uwe von Lüpke ; Hugo Doeleman ; Yiwen Chu; |
| 619 | Quasiparticle Tunneling in Tantalum-based Transmon Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, tantalum has a superconducting gap several times higher than that of aluminum, which could lead to confinement of quasiparticles near the aluminum Josephson junction. In this work, we measure charge-parity switching rates in tantalum-based transmons to determine how quasiparticle tunneling contributes to energy relaxation in these devices. |
Heekun Nho ; Spencer Diamond ; Thomas Connolly ; Pavel Kurilovich ; Charlotte Bøttcher ; Michel Devoret; |
| 620 | Real-time Detection of Quasiparticle Tunneling Events Using A Transmon Qubit Directly Coupled to A Waveguide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the statistics of QP tunneling events in a charge sensitive transmon qubit, strongly coupled to a waveguide. |
Linus Andersson ; Kazi Rafsanjani Amin ; Axel Eriksson ; Mikael Kervinen ; Robert Rehammar ; Simone Gasparinetti; |
| 621 | Design, Fabrication and Characterization of Multi-qubit Devices for Quasiparticle Injection Studies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss the design choices we made with respect to matching fluxonium and transmon frequencies and ensuring strong flux dependence of the matrix elements. |
Ben Byrd ; Ivan Pechenezhskiy ; Kesavan Manivannan ; Nada Elmeligy; |
| 622 | Quasiparticle Poisoning of Fluxonium Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By controlling quasiparticle injection, we aim to distinguish the quasiparticle-induced effects from other decoherence channels. |
Kesavan Manivannan ; Ben Byrd ; Ivan Pechenezhskiy; |
| 623 | Quasiparticle Effects in Magnetic-field-resilient 3D Transmons (Part 1 – Experiment) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present spectroscopy and parity lifetime (τ p) measurements of a 3D transmon up to 400 mT in-plane field. |
Christian Dickel ; Jonas Krause ; Giampiero Marchegiani ; Lucas Janssen ; Gianluigi Catelani ; Yoichi Ando; |
| 624 | Quasiparticle Effects in Magnetic-field-resilient 3D Transmons (Part 2 – Theory) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In part two of two, we present the modeling of the charge-parity lifetime (τ p) of a magnetic-field resilient 3D transmon [1]. |
Giampiero Marchegiani ; Jonas Krause ; Christian Dickel ; Lucas Janssen ; Gianluigi Catelani ; Yoichi Ando; |
| 625 | Investigating The Susceptibility of Niobium- and Tantalum-Based Superconducting Qubits to Infrared Radiation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we assess cryogenic setups in terms of quasi-particle tunneling rates for both niobium and tantalum-based qubits. |
Michael Kerschbaum ; Uros Ognjanovic ; Giovanni Vio ; Kuno Knapp ; Dante Colao Zanuz ; Alexander Flasby ; Mohsen Bahrami Panah ; Andreas Wallraff ; Jean-Claude Besse; |
| 626 | High-frequency Flux Noise from Quasiparticles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe a mechanism of flux noise that originates from the presence of quasiparticles in the superconducting wires, and predict the resulting frequency and temperature dependence. |
Jose Alberto Nava Aquino ; Rogério de Sousa; |
| 627 | First Measurements of Superconducting Quasiparticle-Amplifying Transmon (SQUAT) Sensors for THz Photons and MeV Phonons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These devices have several features which are especially beneficial for dark matter searches, including excellent energy sensitivity, bandwidth; multiplexability, and noise performance. Here we present the design and initial measurements of prototype SQUAT devices and demonstrate the potential of this new sensor. |
Chiara Salemi ; Hannah Magoon; |
| 628 | Evolution of Charge Correlations in CsV3Sb5-x Snx Studied Via Synchrotron X-ray Diffraction Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The kagome metal CsV 3Sb 5 hosts a complex charge density wave state that is proposed to intertwined with its lower temperature superconducting phase in a nontrivial manner. Of … |
Andrea Capa Salinas ; Brenden Ortiz ; Ganesh Pokharel ; Steven Gomez Alvarado ; Shiyu Yuan ; Stephen Wilson; |
| 629 | Interplay of Strong Correlations and Band Topology in Pyrochlore Compound Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we construct exponentially localized Wannier orbitals to write low-energy, interacting tight-binding models that faithfully capture the band structure and topology of the active bands [3]. |
Chandan Setty ; Yuefei Huang ; Haoyu Hu ; Lei Chen ; Boris Yakobson ; Qimiao Si; |
| 630 | Visualizing Many Body Phases in A Partially Filled Kagome Flat Band Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present results from temperature-dependent scanning tunneling microscopy measurements on Co 1-xFe xSn. |
Berthold Jäck ; Jiangchang Zheng ; Caiyun Chen ; SOUMYA SANKAR ; Yihsin Lin ; Ruo-Peng Yu ; Hoi Chun Po ; Kam Tuen Law; |
| 631 | Polaron Spectra and Orthogonality Catastrophe for Correlated Flat Bands Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The spectrum of a single immobile impurity embedded in a Fermi sea, which is related to the Anderson Orthogonality Catastrophe (OC), can be computed exactly and is characterized by a divergent power law. We generalize this canonical problem by replacing the impurity with a single particle moving in a flat band with non-trivial Bloch band geometry. |
Dimitri Pimenov ; Debanjan Chowdhury; |
| 632 | Instabilities of The Lieb Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The Lieb lattice is a bipartite lattice which has three sites per unit cell that are either doubly or four-fold coordinated. Due to the four-fold roational symmetry about the … |
Peter Riseborough ; Leonardo Prauchner; |
| 633 | Electronic Structures of Modulated Charge Density Waves in A Kagome Metal FeGe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will present electronic structure characterizations of both the long-range and suppressed CDW phases in FeGe by ARPES. |
Ji Seop Oh ; Ananya Biswas ; Mason Klemm ; Xiaokun Teng ; Makoto Hashimoto ; Donghui Lu ; Pengcheng Dai ; Robert Birgeneau ; Ming Yi; |
| 634 | Fractional Chern Insulating States in Flat Bands Derived from Systems with Quadratic Band Crossing Points Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on flat bands induced by periodic strain potentials over systems with quadratic band crossing points (QBCP). |
Ang-Kun Wu ; Xiaohan Wan ; Siddhartha Sarkar ; Kai Sun ; Shizeng Lin; |
| 635 | Intervalley Magnetism and Superconductivity in Sign-problem-free Models of Topological Flat Bands Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the limit with only projected flat-band degrees of freedom, we find a robust insulating state at half-filling of the flat bands, and a competing superconducting phase when doped away from half-filling. |
Xuepeng Wang ; Juan Mendez-Valderrama ; Johannes Hofmann ; Debanjan Chowdhury; |
| 636 | Strong Correlations and Band Topology in The Kagome Flat Band Material CsCr3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study properties of Wannier orbitals formed from the flat bands. |
Chandan Setty ; Ying Li ; Shouvik Sur ; Yuefei Huang ; Lei Chen ; Yuan Fang ; Fang Xie ; Boris Yakobson ; Roser Valenti ; Qimiao Si; |
| 637 | Intertwined Van-Hove Singularities As A Mechanism for Loop Current Order in Kagome Metals AV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the coupling between van-Hove singularities (vHS) with distinct mirror symmetries is a key ingredient to generate LCO ground state. |
Heqiu Li ; Yong Baek Kim ; Hae-Young Kee; |
| 638 | Nature of Charge Density Wave in Kagome Metal ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine angle-resolved photoemission spectroscopy, phonon mode calculation, and chemical doping to elucidate the driving mechanism of the √3×√3 charge order in a newly discovered kagome metal ScV 6Sn 6. |
Seongyong Lee ; Choongjae Won ; Jimin Kim ; Mingu Kang ; Jae-Hoon Park; |
| 639 | Discovery of Electronic Nematicity in Titanium-based Kagome Metal CsTi3Bi5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work reveals a rare purely nematic electronic state on a hexagonal lattice that may be described by a three-Potts nematic order parameter. |
Hong Li ; Siyu Cheng ; Brenden Ortiz ; Hengxin Tan ; Dominik Werhahn ; Keyu Zeng ; Dirk Johrendt ; Binghai Yan ; Ziqiang Wang ; Stephen Wilson ; Ilija Zeljkovic; |
| 640 | Infrared Probe of Charge Density Wave Gap in ScV6Sn6 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will discuss the electronic response of RV 6Sn 6 ( R = Y, Sc) investigated by the infrared spectroscopy and DFT calculations. |
Dong Wook Kim ; Shuyuan Liu ; Chongze Wang ; H.W. Nam ; G. Pokharel ; S. Wilson ; Jun-Hyung Cho ; S. J. Moon; |
| 641 | Exactly Solvable Magnetic Phase Transition and Spin Stiffness in (Generalized) Kagome Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that a large family of similar Hubbard models have exactly solvable ground states up to half filling of the flat bands, generalizing a result of Mielke and Tasaki. We prove a lower bound on the critical density at which these models exhibit a magnetic phase transition, with possible relevance to the onset of ferromagnetism observed in twisted MoTe 2. |
Jonah Herzog-Arbeitman ; Andrei Bernevig ; Haoyu Hu ; Jiabin Yu; |
| 642 | Effects of Elastic Correlations on Random Field Disorder in Electronic Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These inhomogeneities are due to local internal strains which then serve as random field disorder for the nematic. Typically, the random field Ising model is used to model the low-energy physics of these systems. |
W. Joe Meese ; Yuntian Li ; Linda Ye ; Mark Zic ; Ian Fisher ; Rafael Fernandes; |
| 643 | Interplay Between Electronic Nematicity and Acoustic Phonons in Cubic Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the intrinsically coupled nematic and elastic phenomena on the relatively unexplored cubic lattice. |
Anant Rastogi ; Matthias Hecker ; Rafael Fernandes; |
| 644 | The Effects of Ni and Pt Doping on The Thermoelectric Properties of YbIr2Zn20 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Intriguingly, it was recently shown that some of the compounds Yb TM 2Zn 20 ( TM = transition metal) exhibit competitive thermoelectric properties at low temperatures, that are likely related to strong hybridization between the f- and conduction electron states [1, 2]. Expanding on this, we investigate chemical substitution on the transition metal site of YbIr 2Zn 20 using nickel and platinum. |
Benny Schundelmier ; Jorge Galeano-Cabral ; William Nelson ; Ryan Baumbach ; Kaya Wei; |
| 645 | Magnetic Field and Temperature Dependence of Anomalous Transport Properties in YbCuAS2 Kondo Lattice Compound Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will discuss the anomalous hysteresis loop in regarding a valence instability of Yb-ions in YbCuAs 2. |
Suyoung Kim ; Eundeok Mun; |
| 646 | Improved Thermoelectric Properties of YbCo2Zn20 Through Ni Doping Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we present an investigation on the chemical substitution series YbCo 2-xNi xZn 20, where we find that modest Ni doping rapidly increases the low-temperature Seebeck coefficient. |
Jorge Galeano-Cabral ; Benny Schundelmier ; Olatunde Oladehin ; William Nelson ; Juan Ordonez ; Ryan Baumbach ; Kaya Wei; |
| 647 | Magnetic Structure and Resistivity Minimum in GdCuAs2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using X-ray resonant magnetic scattering, we determined the magnetic structure of GdCuAs 2, where Gd moments are antiferromagnetically aligned along the crystallographic a axis and (++−−) arrangement in the c direction and ferromagnetically arranged in the b direction. |
Min Gyu Kim ; Ashiwini Balodhi ; David Evans ; Aya Seepersad ; Jack Grummer ; Eundeok Mun ; Jong Woo Kim; |
| 648 | Zero-field Coulomb Blockade Thermometers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, we describe our latest efforts to realize CBTs at zero magnetic field. |
Renan Loreto ; Juho Luomahaara ; Nikolai Yurttagül ; Leif Grönberg ; Janne Lehtinen ; Mika Prunnila ; Omid Sedeh ; Christian Scheller ; Dominik Zumbuhl ; Alexander Jones ; Jonathan Prance ; Richard Haley; |
| 649 | Geometric Frustration Produces Bose Metal As A Failed Insulator and Probing It with Electrons Produces Generic Non-Fermi Liquid Scattering and Pseudogap Phenomenaphysics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Not only do we find both exotic phenomena, but also a host of other features that have been observed e.g. in the cuprates including nodal anti-nodal dichotomy and pseudogap asymmetry (symmetry) in momentum (real) space. |
Anthony Hegg; |
| 650 | Obstructed Atomic Insulators and Superfluids of Fermions Coupled to $mathbb{Z}_2$ Gauge Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study spin-$frac{1}{2}$ fermions coupled to $mathbb{Z}_2$ gauge fields on the square lattice and show how a spatial modulation of the fermion hopping amplitude allows for the realization of various obstructed atomic insulators that host higher-order band topology. |
Vijay Shenoy ; Bhandaru Parasar; |
| 651 | Singular-mode Functional Renormalization-group Approach to The Electron Nematic State and Unconventional Superconductivity in Two-dimensional Electron Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present study, we employ the singular-mode functional renormalization group (SM-FRG) method [4] to analyze the electron nematic states. |
Masahisa Tsuchiizu ; Shiono Asai; |
| 652 | Sub-system Resolved Physics in Moiré Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we theoretically show that some correlated phenomena in moiré systems can be attributed to individual subsystems. |
Mohammed Al Ezzi ; Alexandra Carvalho ; Giovanni Vignale ; Francisco Guinea ; Shaffique Adam; |
| 653 | Unconventional States of Matter in A Domain-wall Network of Moiré Bilayer Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a general operator that accounts for various scatterings based on conservation laws, which have potential to destabilize the network, paving the way for unconventional states of matter. |
Chen-Hsuan Hsu ; Daniel Loss ; Jelena Klinovaja; |
| 654 | Interplay Between Rydberg Excitons and Moiré Superlattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we study the optical response of Rydberg excitons in a monolayer semiconductor WSe2 placed on twisted bilayer graphene (TBG). |
Qianying Hu ; Zhen Zhan ; Yalei Zhang ; Shengjun Yuan ; Yang Xu; |
| 655 | Probing Collective Magnetic Excitations in Twisted Bilayer Graphene Via Electron Spin Resonance Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The nature of these states could be clarified by probing their excitations. We implement this by measuring near-DC transport through an encapsulated TBG device, noting the change in resistivity as a function of an externally applied static magnetic field in the presence of oscillating microwave magnetic fields. |
Rupini Kamat ; Sandesh Kalantre ; Aaron Sharpe ; Kenji Watanabe ; Takashi Taniguchi ; Marc Kastner ; David Goldhaber-Gordon; |
| 656 | Quantum Breakdown of Superconductivity in Mirror-symmetric Twisted-trilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, We shall present our recent experimental observation of the magnetic field-tuned QPT in mirror-symmetric twisted tri-layer graphene near magic angle. |
Phanibhusan Mahapatra ; Takashi Taniguchi ; Kenji Watanabe ; Eva Andrei; |
| 657 | Critical Behavior of Fractionalized Excitations in Trimer Model of Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we perform classical Monte Carlo simulations making use of the "pocket algorithm" [2] to achieve ergodicity with global updates even for highly frustrated models. |
Kevin Zhang ; Dan Mao ; Roderich Moessner ; Eun-Ah Kim; |
| 658 | Exact Results for Low-energy Many-body Optical Sum-rule in Moir’e Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Starting from the strong-coupling limit in twisted bilayer graphene, we present an exact analytical computation of the interaction-induced low-energy optical spectral weight at integer fillings. |
Juan Mendez-Valderrama ; Dan Mao ; Debanjan Chowdhury; |
| 659 | Kondo Phase in Twist Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We predict that the Fermi surface in the gapless phase will shrink upon heating. |
Gengdong Zhou ; Zhida Song ; Ninghua Tong ; Yijie Wang; |
| 660 | Apparent Strange Metal Behavior in Small Angle Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These materials, while not fully understood, are typically characterized by their linear temperature-dependent resistivity and linear field-dependent magnetotransport. In this theoretical work we focus on the electronic transport properties of twisted bilayer graphene, a material that is believed to exhibit strange metal behavior. |
Shaffique Adam ; Indra Yudhistira ; Liangtao Peng; |
| 661 | Ferromagnetic Ground States in Twisted N-Layer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate twisted N-layer graphene systems with an added layer symmetry, and define conditions where the ferromagnetic Slater determinants are the only Slater determinant ground states. |
Kevin Stubbs ; Simon Becker ; Lin Lin; |
| 662 | Novel Assembly Process for Reducing Twist Disorder in Graphene Moiré Heterostrutures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a novel strategy for assembling TBG that may help reduce twist angle variations by structurally supporting graphene during stacking, to ameliorate effects of graphene’s floppiness. |
Chaitrali Duse ; Aaron Sharpe ; Joe Finney ; Kenji Watanabe ; Takashi Taniguchi ; Marc Kastner ; David Goldhaber-Gordon; |
| 663 | Intrinsic and Extrinsic Photogalvanic Effects in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the symmetry constraints imposed by particle-hole and point group symmetries on the non-linear photocurrents in twisted bilayer graphene. |
Fernando Peñaranda ; Hector Ochoa ; Fernando De Juan; |
| 664 | Efficient Paths for Local Counter-Diabatic Driving Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we describe a systematic method for finding alternative paths in the coupling space along which local CD protocols are most efficient. |
Stewart Morawetz ; Anatoli Polkovnikov; |
| 665 | Emergent Semi-Classical Dynamics Beyond The Born-Oppenheimer Approximation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss a semi-classical scheme for computing the dynamics of a system composed of fast quantum degrees of freedom coupled to slow coordinates. |
Bernardo Barrera ; Anushya Chandran ; Anatoli Polkovnikov; |
| 666 | Quantum Spin Fluctuations in Dynamical Quantum Phase Transitions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite the plethora of studies, the understanding of the role quantum fluctuations played in DQPTs is still incomplete. In this talk, we will address this question by investigating the spin dynamics, as quantified by the spin squeezing parameter, around DQPT in quenched interacting spin systems. |
Cheuk Yiu WONG ; Hadi Cheraghi ; Wing Chi Yu; |
| 667 | Floquet Insulators and Lattice Fermions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These new phases exhibit features reminiscent of fermion doubling in discrete-time lattice fermion theories. We make this suggestion concrete by mapping the spectrum of a noninteracting (1+1)D Floquet insulator onto that of a discrete-time lattice fermion theory with a time-independent Hamiltonian. |
Thomas Iadecola; |
| 668 | Microscopic Origin of Unconventional Relaxation Process Through Time-dependent Landau-Ginzburg Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By critically examining the dynamics of ultrafast light-induced phase transitions, our study introduces a novel approach that seamlessly connects microscopic and macroscopic theories. |
Yasamin Masoumi Sefidkhani ; Yi-Chun Hung ; Swati Chaudhary ; Arun Bansil ; Gregory Fiete; |
| 669 | Laser-enhanced Magnetism in SmFeO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we simulate the dissipative spin dynamics in SmFeO 3 that are coupled to laser-driven infrared-active phonons via linear and quadratic modulation of the exchange energy to coherently enhance spin interactions, referred to as magnetophononics. |
Mohsen Yarmohammadi ; Marin Bukov ; Vadim Oganesyan ; Michael Kolodrubetz; |
| 670 | Classical Coupled Parametric Oscillators As An Example of Time Crystals Defined By Order Parameter Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Discrete time crystals, which are phases of matter that break the discrete time translational symmetry of a periodically-driven system, have generated a wave of recent interest and activity. In this work, we propose a classical system of weakly nonlinear parametrically-driven coupled oscillators as a testbed to understand these phases. |
Stuart Thomas ; Jay Sau; |
| 671 | Driving Collective Current Oscillations Using Light: The Time-dependent GW Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, using the non-equilibrium real-time GW approach that includes the full two-time self-energy, we show that the current-current interactions can drive a different kind of collective excitation. |
Chin Shen Ong ; Denis Golez ; Angel Rubio ; Olle Eriksson ; Hugo Strand; |
| 672 | Floquet Engineering of Many-body States By The Ponderomotive Potential Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The effective potential for this force may be called the Ponderomotive potential. We generalize this notion to degrees of freedom in periodically driven quantum many-body systems, and propose it as a convenient tool to engineer the non-equilibrium steady states beyond the single particle level. |
Zhiyuan Sun; |
| 673 | Floquet-driven Interlayer Spin Pumping in Transition Metal Dichalcogenide Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider a vertical heterostructure comprising a transition metal dichalcogenide (TMD) layer and two-dimensional electron gas separated by an insulating spacer, with the TMD layer coupled to the ferromagnetic layer through exchange coupling. |
Modi Ke ; Mahmoud Asmar ; Wang-Kong Tse; |
| 674 | Preparation of Topological Floquet States By Quantum Optimal Control Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our approach may be applied directly to the Floquet graphene antidot lattice that we introduced previously [2,3], and will provide experimentalists with the best-case ramping protocols for preparing Floquet states that are topologically distinct from the corresponding equilibrium system [4]. |
Andrew Cupo ; Joshuah Heath ; Dennis Lucarelli ; Chandrasekhar Ramanathan ; Lorenza Viola; |
| 675 | Nonequilibration, Synchronization, and Time Crystals in Isotropic Heisenberg Models Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Isotropic but otherwise largely arbitrary Heisenberg models in the presence of a homogeneous magnetic field are considered, including various integrable, nonintegrable, as well as … |
Juergen Schnack; |
| 676 | Probing The Berezinskii-Kosterlitz-Thouless Transition in Two-dimensional Superconductors Using Noise Magnetometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we will show how, using diamond nitrogen-vacancy (NV) center noise magnetometry, the precise details and dynamics of the BKT transition in superconductors could be fully characterized by studying the magnetic noise scaling with temperature, sample-depth, and frequency. |
Jonathan Curtis ; Nicholas Poniatowski ; Pavel Dolgirev ; Nikola Maksimovic ; Amir Yacoby ; Bertrand Halperin ; Prineha Narang ; Eugene Demler; |
| 677 | Rectification and Nonlinear Hall Effect By Fluctuating Helical Cooper Pairs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss the intrinsic nonreciprocity of the charge transport in noncentrosymmetric superconductors under magnetic fields. |
Akito Daido ; Youichi Yanase; |
| 678 | Measurement of The Hotspot Current in Superconducting NbTi Wires Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focussed our study on the one governed by the hot-spot mechanism. |
Khalil Harrabi ; Abdelkarim Mekki ; Hocine Bahlouli ; Milorad Milosovic; |
| 679 | Local Tunneling Spectroscopy Measurements of Sub-gap States in EuS Nanowires Coupled to Au(111) with Induced Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present our progress on studying local tunneling spectroscopy of fabricated EuS nanowires on Au(111) using scalable planar tunnel junctions under milli-Kelvin temperatures. |
Jason Tran ; Yasen Hou ; En-De Chu ; Patrick Lee ; Jagadeesh Moodera ; Peng Wei; |
| 680 | Strong Pairing from Doping-induced Feshbach Resonance and Second Fermi Liquid Through Doping A Bilayer Spin-one Mott Insulator: Application to La$_3$Ni$_2$O$_7$: Part II Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the physics of doping a bilayer spin-one Mott insulator with S = 1 moment formed by d_{z^2} and d_{x^2−y^2} orbitals, motivated by the superconducting La_3Ni_2O_7. |
Hui Yang ; Hanbit Oh ; Ya-Hui Zhang; |
| 681 | Strong Pairing from Doping-induced Feshbach Resonance and Second Fermi Liquid Through Doping A Bilayer Spin-one Mott Insulator: Application to La$_3$Ni$_2$O$_7$ : Part I Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Recently, a 80 K superconductor was discovered in La$_3$Ni$_2$O$_7$ under high pressure. Density function theory (DFT) calculations identify $d_{x^2-y^2}$, $d_{z^2}$ as the active … |
Hanbit Oh ; Hui Yang ; Ya-Hui Zhang; |
| 682 | Dimer Physics, Structural Phase Transition, S±-wave Pairing, and Stripe Order in Bilayer Nickelate Superconductor La3Ni2O7 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By replacement of rare-earth (RE) elements, six candidates were found to become stable in the Fmmm phase at the pressure range we studied. |
Yang Zhang ; Ling-Fang Lin ; Thomas Maier ; Adriana Moreo ; Elbio Dagotto; |
| 683 | Pauli-Limit Breaking Superconductivity in Epitaxially Stabilized Monoclinic LaSb2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we describe our recent explorations into epitaxially grown LaSb 2. |
Adrian Llanos ; Joseph Falson ; Nicholas Kioussis ; Jinwoong Kim ; Giovanna Campisi; |
| 684 | Beyond The Pure Hubbard Model in Sr14-xCaxCu24O41 Ladders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We extract the low-energy parameters of a pure single-band Hubbard ladder constrained via Bayesian Optimization and demonstrate the need for corrections to the model, including nearest-neighbor attractive interactions that enhance the pairing of doped holes. |
Jinu Thomas ; Hari Padma ; Sophia TenHuisen ; Wei He ; Ziqiang Guan ; Jiemin Li ; Yu Wang ; Zhiqiang Mao ; Valentina Bisogni ; Jonathan Pelliciari ; Mark Dean ; Steven Johnston ; Matteo Mitrano; |
| 685 | Nearest-neighbor Attraction Between Doped Holes in A Cuprate Ladder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work highlights the crucial role of nearest-neighbor attraction beyond the Hubbard model in describing the behavior of doped holes, in a model system that directly pertains to quasi-2D high- TC superconductivity. |
Hari Padma ; Jinu Thomas ; Sophia TenHuisen ; Wei He ; Ziqiang Guan ; Jiemin Li ; Yu Wang ; Zhiqiang Mao ; Valentina Bisogni ; Jonathan Pelliciari ; Mark Dean ; Steven Johnston ; Matteo Mitrano; |
| 686 | Synthesis and Electronic Transport of Superconducting Molybdenum Nitride Ultrathin Crystalline Platelets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A magnetic field in the out-of-plane direction was applied and a series of magnetotransport measurements were performed. |
Da Zhou ; David Sanchez ; Alexander Sredenschek ; Jiayang Wang ; Le Yi ; Yuxin Gao ; Morteza Kayyalha ; Susan Sinnott ; Mauricio Terrones; |
| 687 | Model of The Commensurate Charge-density Wave in Bilayer Cuprate Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a two-layer Ising model of the commensurate charge-density wave (CCDW) that can form in bilayer cuprate superconductors such as YBa 2Cu3O 7-δ (YBCO) and Bi 2Sr 2CaCu 2O 8+δ (Bi2212). |
Richard Klemm ; Timothy Haugan; |
| 688 | The Fate of Superconductivity and Charge Order in Underdoped YBa2Cu3O6.7 Under High Magnetic Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using magnetostriction measurements up to 30 T, we investigate how large a magnetic field is necessary to suppress the superconducting transition in an underdoped crystal with an oxygen content of 6.7. |
Christoph Meingast ; Anmol Shukla ; Thom Ottenbros ; Steffen Wiedmann ; Matthieu Le Tacon ; Bernhard Keimer ; Frederic Hardy; |
| 689 | A Mechanism for Planckian Metal Phase in Overdoped Cuprate Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The microscopic origin of these exotic behaviors remains elusive. Here, we offer a mechanism for this phenomenon based on quantum critical charge fluctuations within slave-boson approach to the two-dimensional t-J model. |
Chung-Hou Chung ; Yung-Yeh Chang; |
| 690 | Atomic Fluctuations Reveal Phase Transitions in Underdoped YBCO Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report momentum-resolved measurements of slow atomic fluctuations using the x-ray photon correlation spectroscopy (XPCS) technique. |
Zach Porter ; Lingjia Shen ; Nicolas Burdet ; Rajan Plumley ; Alexander Petsch ; Jiajia Wen ; Nathan Drucker ; Cheng Peng ; Xiaoqian Chen ; Andrei Fluerasu ; Elizabeth Blackburn ; Giacomo Coslovich ; David Hawthorn ; Joshua Turner; |
| 691 | Charge Order in The Highly Overdoped Region of The Cuprate Superconductor La2-xCaxCuO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will report on our resonant x-ray scattering study of CDW in highly overdoped La 2-xCa xCuO 4 thin films, in which superconductivity remarkably persists to a doping of at least x ~ 0.50 [6]. |
Sajna Hameed ; Yiran Liu ; Gideok Kim ; Ksenia Rabinovich ; Kazuki Higuchi ; Nicholas Brookes ; Eugen Weschke ; Flora Yakhou ; Alexander Boris ; Bernhard Keimer ; Matteo Minola; |
| 692 | Anomalous Lattice Dynamics in Superconducting La1.84Sr0.16CuO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Although Lanthanum-based cuprates represent the first discovered high-T c superconductors, they are still not fully understood, with even their microscopic lattice structures … |
Alexander Petsch ; Lingjia Shen ; Zach Porter ; Fabian Westermeier ; Michael Sprung ; Zhe Ren ; Joshua Turner; |
| 693 | Resolving The Pseudogap in TheYxP R1-xBa2Cu3O7-δ System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an updated phase diagram that includes our results. |
Francisco Canales ; Oscar Bernal ; Benjamin Begay ; Benjamin Saack-LaVelle ; John Wei ; Armond Khodagulyan ; Christopher Orosco ; Chao Zhang; |
| 694 | Evolution of Nematic Order Through The Pseudogap Phase in Stripe-ordered Cuprate Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we employ RXS measurements over a wider range of Sr doping, covering more heavily underdoped samples in related materials, (La, Ba) 2CuO 4 and Eu-doped (La, Sr) 2CuO 4. |
Naman Gupta ; Christopher McMahon ; Ronny Sutarto ; Rantong Gong ; Qianli Ma ; Amirreza Ataei ; Martin Bluschke ; Andrea Damascelli ; Bruce Gaulin ; Louis Taillefer ; Roger Melko ; David Hawthorn; |
| 695 | Oxygen Ordered Phases and Resonant Scattering Measurements of The Infinite-layer Nickelates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we discuss the synthesis of perovskite and infinite-layer nickelates by reactive oxide molecular beam epitaxy and activated hydrogen reduction. |
Christopher Parzyck ; Naman Gupta ; Yi Wu ; Vivek Anil ; Lopa Bhatt ; Michael Bouliane ; Rantong Gong ; Benjamin Gregory ; Aileen Luo ; Ronny Sutarto ; Feizhou He ; Yi-De Chuang ; Tao Zhou ; Gervasi Herranz ; Lena Kourkoutis ; Andrej Singer ; Darrell Schlom ; David Hawthorn ; Kyle Shen; |
| 696 | Electronic Structure of Topological Defects in The Pair-Density-Wave (PDW) Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Studying the quasi-particle structure of the topological defects of the PDW phase we discuss smoking gun signatures associated with this state of matter and their relevance to experiment. In this talk we will discuss the experimental signatures in the tunneling density of states and in the electron spectral functions as experimental tools to detect the signatures of the PDW state in its topological defects. |
Marcus Rosales ; Eduardo Fradkin; |
| 697 | Mean-field Study of Pair Density Wave Order in Multiband Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One of the indispensable ingredients for pair density wave (PDW) superconductivity is the presence of an attractive pairing interaction, i.e. attraction in the BCS channel, at finite momentum. Here we show that in multiband systems, this condition can be met with straightforward electron-density interactions. |
Nicole Ticea ; Yi-Ming Wu ; Srinivas Raghu; |
| 698 | Pair Density Wave, FFLO, and Re-entrance in Multi-orbital Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Nonetheless, this phenomenon remains relatively less explored. Here we study how such a state can arise in a correlated multi-orbital system in the presence of the magnetic field and spin-orbit coupling. |
Jonathan Clepkens ; Hae-Young Kee; |
| 699 | Evidence for Quantum Spin Hall Effect in A New Van Der Waals Monolayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we report experimental evidence pointing to the QSH effect in the TaIrTe 4 monolayer. |
Jian Tang ; Siyuan Ding ; Hongyu Chen ; Anyuan Gao ; Tiema Qian ; Zumeng Huang ; Zhe Sun ; Kenji Watanabe ; Takashi Taniguchi ; David Bell ; Ziqiang Wang ; Liang Fu ; Yang Zhang ; Xiaofeng Qian ; Kenneth Burch ; Youguo Shi ; Ni Ni ; Guoqing Chang ; Su-Yang Xu ; Qiong Ma; |
| 700 | Evidence for Correlated States in A Topological Van Der Waals Monolayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we report experimental evidence as well as tentative theoretical understanding of correlated states in a monolayer MM′X4. |
Siyuan Ding ; Jian Tang ; Hongyu Chen ; Kenji Watanabe ; Takashi Taniguchi ; Ziqiang Wang ; Liang Fu ; Yang Zhang ; Xiaofeng Qian ; Kenneth Burch ; Youguo Shi ; Ni Ni ; Guoqing Chang ; Suyang Xu ; Qiong Ma; |
| 701 | Exchange Biased Anomalous Hall Effect in Chern Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We first demonstrated the presence of the Chern insulator state under high magnetic field (> 6T). We observed a large negative exchange bias effect in odd-number layer devices, while this effect is absent in the even-layer samples. |
Bo Chen ; Xiaoda Liu ; Yuhang Li ; Han Tay ; Takashi Taniguchi ; Kenji Watanabe ; Moses Chan ; Jiaqiang Yan ; Fengqi Song ; Ran Cheng ; Cui-Zu Chang; |
| 702 | Engineering Plateau Phase Transition Via Tailoring Structure in Quantum Anomalous Hall Multilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employed molecular beam epitaxy (MBE) to grow magnetic TI multilayers with an asymmetric layer structure and realize the magnetic field-driven plateau phase transition between two QAH states with odd Chern number change D C. |
Deyi Zhuo ; Ling-Jie Zhou ; Yi-Fan Zhao ; Ruoxi Zhang ; Zi-Jie Yan ; Annie Wang ; Moses Chan ; Chao-Xing Liu ; Cui-Zu Chang; |
| 703 | Study of The Impact of Ionic Liquid Gating and Uniaxial Strain on The Strongly Correlated Electron Material Samarium Hexaboride (SmB6) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we analyze the influence of electrostatic doping through ionic liquid gating and applied pressure via uniaxial strain on the electrical resistance behavior of SmB 6. |
Dmitri Mihaliov ; Shriya Sinha ; Eric Chandler ; Alexa Rakoski ; Priscila Rosa ; Cagliyan Kurdak; |
| 704 | Disentangling Surface Conducting and Bulk Insulating Behaviour in A D-electron Topological Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Transport measurements in f-electron insulators have revealed a new class of materials with conducting surface states of potential topological character. Strong electron-electron … |
Nicholas Popiel ; Alexander Eaton ; Ke-Jun Xu ; Alexander Hickey ; Hsu Liu ; Monica Ciomaga Hatnean ; Geetha Balakrishnan ; Gunnar Lange ; Robert-Jan Slager ; Zhixun Shen ; Suchitra Sebastian; |
| 705 | Surface Magnetotransport of FeSb2 Single Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have expanded this effort to probe the magnetic field dependence and symmetry of the surface conduction states in FeSb 2 while investigating the contributions to the transport behavior from intrinsic crystalline anisotropy as well as extrinsic surface and bulk defects. |
Jarryd Horn ; Yun Suk Eo ; Hyeok Yoon ; Johnpierre Paglione ; Ryan Dorman; |
| 706 | Preservation of Topological Surface States in Wafer-Scale Transferred Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize the preservation of the topological surface states and quantum well states using angle-resolved photoemission spectroscopy. |
Qiang Gao ; Chi Ian Ip ; Chenhui Yan ; Khanh Duy Nguyen ; Gangbin Yan ; Eli Hoenig ; Thomas Marchese ; Minghao Zhang ; Woojoo Lee ; Hossein Rokni ; Ying Shirley Meng ; Chong Liu ; Shuolong Yang; |
| 707 | Crystal Defect Control of Topological Insulator Bi2Se3 Using A New Modified Bridgman Crystal Growth Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will introduce a new modified Bridgman method, i.e. double crucible vertical Bridgman (DCVB), which has potential to grow crystals with precisely controlled chemical composition. |
Yingdong Guan ; Suguru Yoshida ; Zhiqiang Mao; |
| 708 | Magnetotransport Studies on Topological Insulator Candidate: 1T’-WSe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on the synthesis of high quality 2M-WSe 2 single crystals (the bulk stacking order of 1T’-WSe 2 monolayer) and studies of the Fermiology. |
Yangchen He ; Nicholas Pederson ; Kenji Watanabe ; Takashi Taniguchi ; Shermane Benjamin ; Luis Balicas ; Daniel Rhodes; |
| 709 | Top-down Patterning of Topological Surface and Edge States Using A Focused Ion Beam Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will show spatial patterning of metallic edge and surface states in a single crystal of the well-known topological insulator, Sb 2Te 3. |
Julie Karel ; Qi Zhang ; Abuduliken Bake ; Zengji Yue ; Xiaolin Wang ; Grace Causer ; Roger Lewis ; Golrokh Akhgar ; Mitchell Nancarrow ; Alexander Nguyen ; Zeljko Pastuovic ; Weiyao Zhao ; Jared Cole ; Cong Son Ho ; Nagarajan Valanoor ; David Cortie; |
| 710 | Spherical Polarization Analysis for Measuring Spin Hall Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present the results of polarized neutron scattering experiment(s) on single crystal of Bi2Se3, showing a cross-interaction of the polarized surface conduction states with the incident neutron beam polarization. |
Guga Khundzakishvili ; Jacob Tosado ; Peter Jiang ; Barry Winn ; Gavin Hester ; Colten Koogler ; Robert Cooper ; Neel Jain ; Kevin Goodman ; Wei Xie ; Yong Chen ; Arnab Banerjee; |
| 711 | Interfacial Thermal Resistance in Topological Phases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 2,3 In this work, we use the band gap opening of TI Bi 1-xSb x alloys with the increase of temperature and the accompanying phase transition from topological insulator into trivial semiconductor to study the thermal properties of the topological interface states near the Fermi level. |
Min Young Kim ; Minyue Zhu ; Joon Sang Kang ; Joseph P Heremans; |
| 712 | Edge Mode Transport Through Nanoscale Channels in The Topological Insulator Cadmium Arsenide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the edge mode transport of the 2D TI Cd 3As 2 in nanoscale channels defined by finger gates. |
Simon Munyan ; Binghao Guo ; William Huynh ; Victor Huang ; Susanne Stemmer; |
| 713 | Strain Gradient Control in Oxide Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, I will present our investigation of realizing strain gradients on freestanding thin film oxide membranes with different geometries. |
Tiffany Chun-An Wang; |
| 714 | Growth and Characterizations of Hydrogen-Bonded Organic Ferroelectric DC-MBI Films Using Vacuum Deposition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we utilized the physical vapor deposition technique (~10 -07 Torr) to grow and optimize mm-thick films with good coverage. |
Bibek Tiwari ; Yuanyuan Ni ; Xiaoshan Xu; |
| 715 | Multiply Charged Ion Irradiation Effects on Thin Film Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we investigate the use of superconducting thin films as a path to MCI detection utilizing ions extracted from the Clemson University Electron Beam Ion Trap (CUEBIT) facility. |
Chad Sosolik ; Kasra Sardashti ; Bernardo Langa ; Patrick Johnson ; Dinesh GC; |
| 716 | Laser-induced Coherent Longitudinal Acoustics Phonons, in Thin Films, Observed By Ultrafast Optical Reflectivity and Ultrafast X-ray Diffraction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present our experimental data on the propagation of laser-induced coherent longitudinal acoustic phonons (CLAPs) at thin-film interfaces and heterojunctions using ultrafast optical reflectivity and ultrafast x-ray diffraction measurements. |
Runze Li; |
| 717 | Duality of Switching Mechanisms and Transient Negative Capacitance in Improper Ferroelectrics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report observation of transient negative capacitance in improper ferroelectric h-YbFeO 3 films in a resistor-capacitor circuit, and an “S” shape of anomaly in the voltage wave form, in the early and late stage of the polarizations switching respectively. |
Xiaoshan Xu ; Xin Li ; Yu Yun; |
| 718 | Phonon Dynamics in As Grown Twisted Bilayer MoS2 Homojunction and MoS2/WS2 Heterojunction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein, we have investigated the interlayer shearing and low-frequency Raman breathing modes using low temperature Raman spectroscopy on chemical vapor deposition (CVD) grown twisted MoS 2 homojunction. |
Vivek Chaudhary ; Mohammed El Hammoumi ; Sidi Abdelmajid AIT ABDELKADER ; Younes AKABLI ; Abdelouahad El Fatimy; |
| 719 | First-principles Prediction of Large Electromechanical Responses in Substrate-clamped Antiferroelectric Oxides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, recent work has found enormous piezoresponses in sub-micron films of antiferroelectric PbZrO3 and PbHfO3. Here we use first-principles density functional theory calculations to demonstrate how substrate clamping can enhance the out-of-plane strain response of these antiferroelectrics associated with their antipolar-to-polar phase transition. |
Ella Banyas ; Francesco Ricci ; Louis Alaerts ; Hao Pan ; Lane Martin ; Geoffroy Hautier ; Jeffrey Neaton; |
| 720 | Ohmic Versus Schottky Contact Between Monolayer Tungsten Disulfide and Thin Bismuth Semimetal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By using barrier resonances, we directly map out the spatial variation of work function in regions with and without Bi overlayers. Such a work function study shows that the work function of Bi is about the same as the electron affinity of ML-WS 2, suggesting an ohmic contact. |
Lisa Frammolino ; Yi Wan ; Chengye Dong ; Joshua Robinson ; Lain-Jong Li ; Chih-Kang Shih; |
| 721 | Density Functional Theory Study of The Thermodynamic Properties and Pathways of SrO and Sr(OH)2 Capturing CO2 Reactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employed density functional theory (DFT) to investigate the energy profiles of the carbonation and regeneration processes of SrO and Sr(OH) 2. |
Manh Tien Nguyen; |
| 722 | Electronic Structure of MoS2 with Palladium Adsorption Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the occupied electronic states of a single crystal N-type MoS2 with palladium adsorption has been studied with angle-resolved spectroscopy (ARPES) along the gamma-K and and gamma-M directions of the brillouin zone in the vicinity of Fermi level. |
Wai Kiat Chin; |
| 723 | Localization and Spin-orbit Coupling in InGaAs Digital Alloy Quantum Wells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use molecular beam epitaxy and magnetotransport to study the role of random and digital alloying of the spin-orbit coupling and localization of InGaAs quantum wells. |
Jason Dong ; Yilmaz Gul ; Aaron Engel ; Connor Dempsey ; Teun van Schijndel ; Michael Pepper ; Chris Palmstrom; |
| 724 | Dynamics of Fuel Cell Ink Drying Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The fabrication of the catalyst layer involves dispersing the particles into an ink and drying off through a variety of techniques. We will present a detailed discussion of an approach to modeling the interactions between the particles during the drying process and how to control them using adjustable parameters. |
Harsh Srivastav ; Adam Weber ; Clayton Radke; |
| 725 | Quantum Fractals: from Meta- to Real-materials Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: We know how electrons behave in 1,2,3 dimensions, but what about d=1.58? In this talk, I will first describe fractals, structures that may have a non-integer dimension. Then I … |
Cristiane Morais Smith; |
| 726 | Dynamic Fractals in Spin Ice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we identify an emergent dynamical fractal in a disorder-free, stoichiometric three-dimensional magnetic crystal in thermodynamic equilibrium. |
Claudio Castelnovo ; Jonathan Hallén ; Roderich Moessner ; David Tennant ; Santiago Grigera; |
| 727 | Universal Features of Emergent Electronic Fractals in Quantum Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Electrons inside of many quantum materials spontaneously form clumpy patterns on multiple length scales. By importing techniques from disordered statistical mechanics into the field of quantum materials, we have defined new conceptual frameworks for understanding and controlling this electronic inhomogeneity. |
Erica Carlson; |
| 728 | Topological Phases on Fractal Lattices: Constructions and Bulk-boundary Correspondence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will show that both systems support zero-energy modes at their outer corners and finite-energy states near the inner corners, which have recently been observed on mechanical lattices. |
Bitan Roy ; Sourav Manna ; Sanjib Kumar Das ; Daniel Salib ; Daniel Salib; |
| 729 | Fractal Magnetic Textures in Rare Earth Nickelates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present our results on imaging the fractal magnetic texture in rare earth nickelates NdNiO 3. |
Jiarui Li ; Jonathan Pelliciari ; Claudio Mazzoli ; Sara Catalano ; Forrest Simmons ; Jerzy Sadowski ; Abraham Levitan ; Marta Gibert ; Erica Carlson ; Jean-Marc Triscone ; Stuart Wilkins ; Riccardo Comin; |
| 730 | Experimental Status of An Organic Quantum-spin-liquid Candidate and Its Doped Version Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will review and critically discuss diverse experimental data including updated results for the organic QSL candidate, κ-(BEDT-TTF) 2Cu 2(CN) 3, and also report experimental progress on the doped QSL candidate, κ-(BEDT-TTF) 4Hg 2.89Br 8. |
Kazushi Kanoda; |
| 731 | Quantum Spin Liquid in Proximity to The Mott Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss proposed experiments to measure the magnetic fluctuations spectra produced near the surface by the fluctuating gauge magnetic fields using NV centers. |
Patrick Lee; |
| 732 | Unconventional Magnetic Oscillations in A Kagome Mott Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we apply a strong magnetic field to a wide band gap Mott insulator in a kagome lattice, which does not show magnetic ordering down to milliKelvin temperatures despite an antiferromagnetic interaction. |
Lu Li; |
| 733 | The Shastry-Sutherland Model and Its Realization in SrCu2(BO3)2: Spin Liquid Phase and Deconfined Quantum Criticality Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will review the current status of spin liquid and deconfined quantum criticality, in the SSM as well as in SrCu 2(BO 3) 2. |
Anders Sandvik; |
| 734 | Decohered Symmetry-Protected Topological States As A Resource for Quantum Communication Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Quantum many-body states in the presence of decoherence can host a variety of orders, as diag- nosed by measures of correlations in multiple copies of the decohered state. Here, we argue that some of these measures, such as the “strange correlator” in decohered symmetry protected topo- logical (SPT) states are directly related to the ability to use the decohered state as a resource for the coherent transfer of classical or quantum information. |
Zhehao Zhang ; Utkarsh Agrawal ; Sagar Vijay; |
| 735 | Strong Hole-photon Coupling in Planar Ge: Probing The Charge Degree and Wigner Molecule States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we present the strong coupling between hole charge qubits, defined in a double quantum dot (DQD) hosted in a planar Ge heterostructure, and microwave photons confined in a high-impedance superconducting quantum interference device (SQUID) array resonator. |
Fabian Oppliger ; Franco De Palma ; Wonjin Jang ; Stefano Bosco ; Marián Janík ; Georgios Katsaros ; Giovanni Isella ; Daniel Loss ; Pasquale Scarlino; |
| 736 | Micromagnets for Novel Qubits for Quantum Computation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present calculations of the magnon spectrum in the presence of various forms of anisotropy, and analyze the dependence of non-linear magnon spectrum on the anisotropy strength. |
Shashikant Kunwar ; Michael Flatté; |
| 737 | Exchange Cavity Magnon-Polaritons in Metallic Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report on the observation of coupling between the first-order exchange magnon mode in metallic thin film Permalloy (Py) with a cavity photon mode at room temperature. |
Mawgan Smith ; Adam Lafferty ; Alban Joseph ; Matthew McMaster ; Jade Scott ; William Hendren ; Robert Bowman ; Martin Weides ; Rair Macêdo; |
| 738 | Addressing Spins at The Clock Transitions with A Frequency and Bandwidth-tunable Superconducting Resonator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we will present a superconducting circuit architecture accomplishing both, allowing strong coupling to an ensemble of bismuth dopants in silicon. |
Yutian Wen ; Tristan Lorriaux ; Vishal Ranjan ; Denis Vion ; Benjamin Huard ; Audrey Bienfait ; Emmanuel Flurin ; Patrice Bertet; |
| 739 | Fabrication and Characterization of Flux-tunable Qubits in An InAs-Al 2DEG System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present continuous-wave measurements on a split Cooper pair box qubit in an epitaxial Al-InAs 2DEG system. |
Shukai Liu ; Arunav Bordoloi ; Vladimir Manucharyan; |
| 740 | Spin-Energy Entanglement of A Time-Focused Neutron Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Analogous to violation of Bell-type inequalities to prove non-classical correlations, we constructed a Clauser-Horne-Shimony-Holt (CHSH) contextuality witness using the spin and energy phases, and observed a clear breach of the classical bound |S| <= 2, obtaining S = 2.4. |
Jonathan Leiner ; Steve Kuhn ; Samuel McKay ; Johanna Jochum ; Fankang Li ; Abu Ashik Md Irfan ; Fumiaki Funama ; Denis Mettus ; Lukas Beddrich ; Christian Franz ; Jiazhou Shen ; Steve Parnell ; Rob Dalgliesh ; Matt Loyd ; Niels Geerits ; Gerardo Ortiz ; Christian Pfleiderer ; Roger Pynn; |
| 741 | First Measurements with Three-Josephson Junction Radiofrequency Quantum Upconverters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present first experimental results from Al-AlO-Al three-junction RQUs. |
Jason Corbin ; Elizabeth van Assendelft ; Tori Ankel ; Chelsea Bartram ; Saptarshi Chaudhuri ; Hsiao-Mei Cho ; Stephen Kuenstner ; Ameya Kunder ; Dale Li ; Nicholas Rapidis ; Farhan Rawnak ; Chiara Salemi ; Maria Simanovskaia ; Jyotirmai Singh ; Dean Wright ; Betty Young ; Kent Irwin; |
| 742 | Modeling and Simulation of Radiofrequency Quantum Upconverters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model and simulate signal propagation through our device and show that for weak microwave drives the Josephson interferometer inductance is a function of applied external flux. |
Elizabeth van Assendelft ; Jason Corbin ; Tori Ankel ; Chelsea Bartram ; Saptarshi Chaudhuri ; Hsiao-Mei Cho ; Stephen Kuenstner ; Ameya Kunder ; Dale Li ; Nicholas Rapidis ; Farhan Rawnak ; Chiara Salemi ; Maria Simanovskaia ; Jyotirmai Singh ; Dean Wright ; Betty Young ; Kent Irwin; |
| 743 | Integer and Fractional Quantum Anomalous Hall Effects in 2D Semiconductor Moiré Superlattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will mainly present electrical transport studies of moiré superlattices built on 2D transition metal dichalcogenide (TMDc) semiconductors. |
Tingxin Li; |
| 744 | Unconventional Superconducting Phase in NbSe2-based Misfit Layered Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report transport properties of misfit layered superconductor composed of NbSe 2. |
Yuki Itahashi ; Yamato Nohara ; Michiya Chazono ; Hideki Matsuoka ; Koichiro Arioka ; Tetsuya Nomoto ; Yoshimitsu Kohama ; Youichi Yanase ; Yoshihiro Iwasa ; Kaya Kobayashi; |
| 745 | Strong-coupling Approaches to Moiré Superconductivity and Competing Orders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present a non-perturbative framework to obtain the low-energy optical spectral weight for partially filled electronic flat bands with generic density-density interactions, and apply it to the problem of twisted bilayer graphene with screened Coulomb interactions at integer fillings to put upper bounds on the maximum superconducting transition temperature. |
Debanjan Chowdhury; |
| 746 | Phonon-mediated Nematic Nodal Superconductivity in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we investigate superconducting instabilities of the fully symmetric hFL and various valley-ordered hFL’s, where valley-polarized (VP), inter-valley coherent (IVC), and Kramer’s inter-valley coherent (KIVC) orders are assumed respectively. |
Yi-Jie Wang ; Geng-Dong Zhou ; Biao Lian ; Zhi-Da Song; |
| 747 | Controlling The Superconducting Layers in Misfit Layered Chalcogenide Superconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report the numbers of TMD layers can be modulated and the resultant modulation of electronic states are observed. |
Kaya Kobayashi ; Masaharu Shirata ; Koichiro Arioka ; Yuki Itahashi ; Yoshihiro Iwasa ; Yuto Fujiwara; |
| 748 | Giant Eliashberg Enhancement of Superconductivity in Flat Bands Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the Eliashberg effect in flat band superconductors. |
Arpit Arora ; Jonathan Curtis ; Prineha Narang; |
| 749 | Superfluid Stiffness of Td-MoTe2 at Microwave Frequencies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Superfluid stiffness is an intrinsic property that we leverage to reveal information about the pairing symmetry in superconductors. |
Mary Kreidel ; Jesse Balgley ; Xuanjing Chu ; Ted Chung ; James Hone ; Robert Westervelt ; Kin Chung Fong; |
| 750 | Superconducting Diode Effect in Strain-controlled Trigonal Superconductor PbTaSe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report a strain-controlled SDE in a van der Waals layered trigonal superconductor PbTaSe 2. |
Yuki Itahashi ; Fengshuo Liu ; Shunta Aoki ; Yu Dong ; Ziqian Wang ; Naoki Ogawa ; Toshiya Ideue ; Yoshihiro Iwasa; |
| 751 | Wafer-scale CVD Graphene-based Josephson Field-effect Transistors with Local Top-gate Tunability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present tunable SGS junctions encapsulated with atomic layer deposition (ALD) grown Al 2O 3 dielectric and lithography-defined local top gates. |
Andrey Generalov ; Klaara Viisanen ; Heorhii Bohuslavskyi; |
| 752 | Conductance and Thermopower Fluctuations in Interacting Quantum Dots Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by recent experiments which aim to realize a Sachdev-Ye-Kitaev (SYK) model in the zeroth Landau level of a graphene quantum dot, we analyze the statistical fluctuations in conductance and thermopower of a disordered and strongly-interacting quantum dot. We model this dot by a Hamiltonian with random and all-to-all single particle hopping (of r.m.s. strength t) and two-particle interactions (of r.m.s. strength J). |
Henry Shackleton ; Laurel Anderson ; Philip Kim ; Subir Sachdev; |
| 753 | A Cavity Quantum Electrodynamics Implementation of The Sachdev–Ye–Kitaev Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will propose a scalable implementation of the SYK model in a cavity quantum electrodynamics platform. |
Philipp Hauke; |
| 754 | Toward Realization of The Sachdev-Ye-Kitaev Model in Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report electric and thermoelectric transport across graphene quantum dots with suppressed Coulomb charging energy in the quantum Hall limit. |
Laurel Anderson ; Antti Laitinen ; Andrew Zimmerman ; Thomas Werkmeister ; Henry Shackleton ; Alexander Kruchkov ; Takashi Taniguchi ; Kenji Watanabe ; Subir Sachdev ; Philip Kim; |
| 755 | Cold Fermions with Long-range, All-to-all Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present our realization of ultracold Fermions with all-to-all interactions induced by cavity photons. |
Jean-Philippe Brantut; |
| 756 | Traversable Wormhole Dynamics on A Quantum Processor Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: In 2016 Gao, Jafferis, and Wall showed that wormholes can in principle be made traversable, while in 2013 Maldacena and Susskind proposed a holographic duality between traversable … |
Joseph Lykken; |
| 757 | Anisotropic Hybridization in Ce-based Heavy-fermion Compounds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present our results from temperature-dependent and polarization-resolved Fourier-transformed infrared reflection spectroscopic measurements on Ce-based compounds to study the evolution of the anisotropic c-f hybridization and the concomitant effective mass generation. |
Thomas Boehm; |
| 758 | Thermoelectric Properties of Heavy-fermion Compounds UX2Zn20 (X = Co, Rh, and Ir) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One strategy to overcome this is seen in strongly correlated Kondo lattices, where hybridization between the f- and conduction electron states leads to enhanced Seebeck coefficients at low temperatures: e.g., as seen for Yb TM 2Zn 20 ( TM = Co, Rh, and Ir) [1, 2]. This motivates interest in other f-element analogues that might exhibit similar behavior, and in this work, we will examine the thermoelectric properties of U X 2Zn 20 ( X = Co, Rh, and Ir). |
William Nelson ; Benny Schundelmier ; Jorge Galeano-Cabral ; Ryan Baumbach ; Theo Siegrist ; Kaya Wei; |
| 759 | Anomalous Spin-lattice Relaxation in Plutonium Carbide Probed By NMR Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present our experimental investigation on Pu 2C 3 using nuclear magnetic resonance (NMR), X-ray diffraction, heat capacity, and resistivity. |
Riku Yamamoto ; Eric Bauer ; Filip Ronning ; Joe Thompson ; Paul Tobash ; Adam Dioguardi ; Adam Altenhof ; Harris Mason ; Neil Harrison ; Michihiro Hirata; |
| 760 | Indications of Flat Bands Driving The Δ to Α Volume Collapse of Plutonium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employed calorimetry, resonant ultrasound, and X-ray scattering to elucidate the underlying mechanisms. |
Neil Harrison ; Greta Chappell ; Paul Tobash; |
| 761 | Designing Pu Intermetallics with First Principle Calculations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report thermal and magnetic properties that are consistent with antiferromagnetic order at low temperatures. |
Matthew Cook ; Sven Rudin ; David Arellano ; Derek Prada ; Eric Bauer ; William Phelan; |
| 762 | Super Abundant Vacancies in Fcc-Pu Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As part of this study, we establish a range of vacancy formation energies dependent on the magnetic and structural state surrounding the vacancy. |
Alexander Munoz ; Ivana Matanovic ; Troy Holland ; Travis Jones; |
| 763 | Role of Exact Exchange in The Structural and Electronic Properties of The Α and Γ Phases of Cerium: A Density Functional Theory Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides deep insights into the structural and electronic properties of the α and γ phases of Ce by elucidating the role of exact exchange in hybrid functional calculations. |
Yu Liu ; Mohan Chen; |
| 764 | A Systematic Investigation Using Oxygen Titration to Investigate The Properties of Ce5Ge3Ox (x = 0-1.0) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Additional measurements were conducted to investigate the effect of oxygen on the physical properties of the non-stoichiometric interstitial phase Ce 5Ge 3O x (0 ≤ x ≤ 1). The chemical analysis provided great insight into the effect of oxygen on this system; to ascertain the effects on the physical properties, transport and magnetization measurements were conducted. |
Melissa Gooch ; Xiaojing Ma ; Liangzi Deng ; Alexander Litvinchuk ; Zhongjia Tang ; shuyuan huyan ; Ching-Wu Chu ; Arnold Guloy; |
| 765 | Advanced Line Shape Analysis of Core to Valence Resonant Inelastic X-Ray Scattering Spectra for Ce-based Kondo Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We here present results on CeBa7Au6Si40 and CeRu4Sn6, compounds with a very low (≈1 K) [3] and a somewhat higher (≈6 K) Kondo temperature [4]. |
Michelangelo Tagliavini ; Maurits Haverkort ; Silke Paschen ; Federico Mazza ; Kurt Kummer ; Andrey Prokofiev; |
| 766 | Magnetoresistance and Hall Resistance Hysteresis in The 2D Heavy Fermion Antiferromagnet CeSiI Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we fabricate CeSiI devices ranging from bulk to bilayer unit cell thicknesses and utilize electronic transport and magnetic susceptibility measurements to explore the magnetic behavior. |
Kierstin Torres ; Joon Young Park ; Victoria Posey ; Kevin Anderton ; Claire Casaday ; Dongtao Cui ; Xavier Roy ; Philip Kim; |
| 767 | Role of Dimensionality in CeIn3 Nanowires Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have studied the routes for synthesizing intermetallic nanowires of CeIn 3 by the Metallic-Flux Nanonucleation (MFNN) method [1] and the effects of dimensionality via structural and magnetic measurements. |
Maria Helena Carvalho da Costa ; Henrique Pizzi ; Gabriel Silva Freitas ; A. Caffer ; K. Pirota ; P. F. S. Rosa ; P. G. Pagliuso; |
| 768 | Scanning Tunneling Microscopy Characterization of UBiTe Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use scanning tunneling microscopy and spectroscopy (STM/S) to characterize the heavy fermion material UBiTe, which is isostructural to USbTe. |
Marisa Romanelli ; Yuqing Xing ; Jiahui Zhu ; David Martinez ; Nina Bielinski ; Fahad Mahmood ; Sheng Ran ; Vidya Madhavan; |
| 769 | Temperature Accelerated Aging Effects of Plutonium and Plutonium Based Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Aging effects resulting from the radioactive decay of Pu/Pu-materials have been shown to be accelerated at low temperatures, as at low temperatures the E = k BT energy is not … |
William Phelan ; Matthew Cook ; David Arellano ; Derek Prada ; Eric Bauer ; Jeremy Mitchell ; Neil Harrison; |
| 770 | Physical Property Measurements on Ce2Ge2Mg Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Structural and physical properties of the compound have previously been reported, which indicate an antiferromagnetic phase transition at a Néel Temperature of 9.3K [1,3]. In this talk we will discuss new transport measurements done on single crystals of Ce 2Ge 2Mg synthesized via the flux method at the University of Kentucky, their implications for magnetic excitations in this material, and the possible presence of topologically protected electronic states. |
Brennan Arnold ; Liam Scanlon ; Santosh Bhusal ; Sean Parkin ; William Gannon; |
| 771 | Interacting Fractons in 2+1D Quantum Field Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze, in perturbation theory, a theory of weakly interacting fractons and non-relativistic fermions in a 2+1 dimensional Quantum Field Theory. |
Murtaza Jafry; |
| 772 | Coulomb-Induced Nematicity in A Two-Valley Two-Dimensional Electron Gas Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent experiments conducted in AlAs have revealed a transition as a function of decreasing electron density from a C 4 symmetric liquid to a nematic liquid phase, devoid of spin-ordering. In a separate variational Monte Carlo study [1] of an appropriate two-valley model of the two-dimensional electron gas (2DEG), we showed that for effective mass anisotropy characteristic of AlAs, such a nematic phase arises as a form of valley polarization driven purely by the Coulomb repulsion between electrons. |
Vladimir Calvera ; Agnes Valenti ; Sebastian Huber ; Steven Kivelson ; Erez Berg; |
| 773 | Constraining Bosonized EFT of Fermi Liquids Using Lorentz and Conformal Invariance Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we use a bosonised effective field theory (EFT) of fermi liquid to study the implications of spontaneously broken lorentz and conformal invariance on the low energy wilson coefficients of our EFT. |
Subham Dutta Chowdhury ; Luca Delacretaz ; Umang Mehta; |
| 774 | Thermal Conductivity Near The Quantum Critical Point in TmVO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present our measurements of the thermal conductivity of TmVO 4 as a function of magnetic field at dilution fridge temperatures, focusing particularly on the phase boundary in the vicinity of the quantum critical point. |
Jordan Baglo ; Ashvini Vallipuram ; Mark Zic ; Yuntian Li ; Ian Fisher ; Louis Taillefer; |
| 775 | Quantum Monte Carlo Calculation of Critical Exponents of The Gross-Neveu-Yukawa on A Two-dimensional Fermion Lattice Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this Letter, by means of the elective-momentum ultrasize (EMUS)-QMC method, we compute the critical exponents of the O(N/2)2⋊Z2 GNY N=8 chiral Ising transition on a two-dimensional π-flux fermion lattice model between Dirac semimetal and quantum spin Hall insulator phases. |
Ting-Tung Wang; |
| 776 | Multicritical Point and Unified Description of Broken-symmetry Phases in Spin-12 Antiferromagnets on A Square Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that several distinct broken-symmetry phases in a spin-12 antiferromagnet on a square lattice with easy-plane anisotropy, including valence bond solid, chiral spin liquid, and the XY-ordered state, can all be accessed by perturbing a multicritical point with two massless Dirac fermions coupled to a level-one Chern-Simons gauge field. |
oguz turker ; Kun Yang; |
| 777 | Suppression of The Spin Density Wave in Sr3Ru2O7 with Hydrostatic Pressure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Measuring the resistivity of high purity single crystals of Sr 3Ru 2O 7 under pressure, we find strong evidence that the field-induced spin density wave phase at the metamagnetic transition is suppressed at a surprisingly low pressure of ∼ 3 ± 1 kbar. |
Pranjal Tiwari ; Stephen Julian ; Robin Perry ; Andrew Mackenzie ; Mingxuan Fu ; Dan Sun; |
| 778 | Ferromagnet to Spin Glass Transition in 2d Ising Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use efficient evaluation of ground states of large systems to numerically study the critical behavior. |
Akshat Pandey ; Aditya Mahadevan ; Daniel Fisher; |
| 779 | Fermi Surface Reconstruction in The Single Band Doped Hubbard Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the validity of Luttinger’s theorem in the 2D repulsive Hubbard model, the parent Hamiltonian for cuprate superconductors, as a function of doping. |
Sayantan Roy ; Nandini Trivedi ; Thereza Paiva ; Natanael Costa; |
| 780 | Universal Conductivity at A 2d Superconductor-insulator Transition: The Effects of Quenched Disorder and Coulomb Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We calculate the zero-temperature electrical conductivity at a superconductor-insulator transition in two spatial dimensions. |
Chao-Jung Lee ; Michael Mulligan; |
| 781 | Vertex Function in A Fermi Liquid Near A Q=0 Charge Quantum Critical Point Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that there is an inconsistency in the calculation for the quasiparticle residue (Z) if one extracts Z from the one-loop self-energy and from the Ward identity, when one computes the vertex function within RPA. This inconsistency can be resolved if one includes an infinite series of ladder diagrams in the calculation of the vertex function. |
Rudolph Mayrhofer ; Andrey Chubukov; |
| 782 | The Critical Point Separating Superconducting and Incommensurate Magnetic Phases in CeCo0.5Rh0.5In5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We apply neutron diffraction as a function of magnetic field to access a critical point separating superconducting and incommensurate magnetic orders in CeCo 0.5Rh 0.5In 5. |
Chris Stock ; Johnpierre Paglione ; Jose Rodriguez ; Christof Niedermayer; |
| 783 | Atomic Disorder Study in Ni Alloys Close to The Ferromagnetic Quantum Critical Point Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present here a wide-angle neutron diffraction data and pair distribution function (PDF) analysis of both ferromagnetic Ni-alloys to check for the actual atomic distributions in polycrystalline samples prepared under different growth and annealing protocols. |
Hind Adawi ; Arwa Alyami ; Adane Gebretsadik ; Ruizhe Wang ; Jean-Guy Lussier ; Almut Schroeder ; Katharine Page; |
| 784 | Variational Wavefunctions for Topologically-ordered Fermi Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These phases are most often studied in systems with localized spin-1/2 moments, where Gutzwiller-projected spinon wavefunctions can be effectively used to construct variational ansatzes for frustrated Heisenberg models. We generalize this procedure to allow for charge fluctuations – driven either through finite Hubbard repulsion or through doping – via the introduction of "ancilla" qubits, originally proposed in [Phys Rev R, 023172 (2020)]. |
Henry Shackleton ; Shiwei Zhang ; Shiwei Zhang; |
| 785 | Magic-angle Twisted Trilayer Graphene: Inhomogeneous Twisted Superconductor Showing Competing Magnetic Order Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our experiments with the MATTG, we observe evidence of MATTG being an inhomogeneous superconductor due to the presence of moiré solitons and twistons; creating weak links in the superconductor which behave like a network of Josephson junctions. |
Ayshi Mukherjee ; Surat Layek ; Heena Agarwal ; Subhajit Sinha ; Joydip Sarkar ; L. D. Varma Sangani ; Alisha Marchawala ; Kenji Watanabe ; Takashi Taniguchi ; Mandar Deshmukh; |
| 786 | Superfluid and Quasiparticle Dynamics of Magic-Angle Twisted Bilayer Graphene I Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a model to demonstrate that the dynamical properties of gate-defined Josephson junctions in MATBG give access to intrinsic properties of MATBG. |
Pavel Volkov ; Elías Portolés ; Marta Perego ; Jed Pixley ; Klaus Ensslin ; Thomas Ihn ; Kenji Watanabe ; Takashi Taniguchi ; Shuichi Iwakiri ; Giulia Zheng ; Alexandra Mestre-Tora; |
| 787 | Superfluid and Quasiparticle Dynamics of Magic-Angle Twisted Bilayer Graphene II Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the properties of MATBG measured with gate-defined, radio frequency-biased, Josephson junctions. |
Elías Portolés ; Pavel Volkov ; Marta Perego ; Alexandra Mestre-Tora ; Shuichi Iwakiri ; Giulia Zheng ; Kenji Watanabe ; Takashi Taniguchi ; Jed Pixley ; Thomas Ihn ; Klaus Ensslin; |
| 788 | Realization of A Josephson Junction in Magic-angle Twisted 4-layer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we electrostatically define a Josephson junction in magic-angle twisted 4-layer graphene by tuning the global density to a superconducting phase and, locally, a junction region to a resistive phase [1,3]. |
Marta Perego ; Elías Portolés ; Clara Galante ; Alexandra Mestre-Torà ; Kenji Watanabe ; Takashi Taniguchi ; Giulia Zheng ; Thomas Ihn ; Klaus Ensslin; |
| 789 | Dynamical Correlations and Order in Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Dynamical correlations and long-range order both play a crucial role in shaping the low-temperature phase diagram of magic-angle twisted bilayer graphene. We use dynamical mean-field theory (DMFT) on the topological heavy Fermion model of twisted bilayer graphene—with and without symmetry-breaking—to study this interplay in the absence of strain. |
Gautam Rai ; Lorenzo Crippa ; Dumitru Calugaru ; Haoyu Hu ; Luca de’ Medici ; Antoine Georges ; Andrei Bernevig ; Roser Valenti ; Giorgio Sangiovanni ; Tim Wehling; |
| 790 | Interlayer Coupling of Moiré Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we create a novel structure that vertically couples two magic-angle graphene superlattices in a localized region, where the carrier density in each magic-angle graphene layer, as well as the tunneling between the two layers, can be controlled independently. |
Jeong Min Park ; Shuwen Sun ; Kenji Watanabe ; Takashi Taniguchi ; Pablo Jarillo-Herrero; |
| 791 | Interlayer Coupling of Moiré Superconductivity: Part 2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we create a novel structure that vertically couples two magic-angle graphene superlattices in a localized region, where the carrier density in each magic-angle graphene layer, as well as the tunneling between the two layers, can be controlled independently. |
Shuwen Sun ; Jeong Min Park ; Kenji Watanabe ; Takashi Taniguchi ; Pablo Jarillo-Herrero; |
| 792 | Gate-tunable Josephson Diodes for Cryogenic Memory in Magic-angle Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In an underdamped transport regime, we observe distinct hysteretic resistive switching when sweeping the current or magnetic field. This effect can be increased by coupling two gate-defined JJs in series, where we obtain stable hysteretic resistive switching even at zero magnetic field. |
Alexander Rothstein ; Robin Dolleman ; Anthony Achtermann ; Frank Volmer ; Stefan Trellenkamp ; Florian Lentz ; Kenji Watanabe ; Takashi Taniguchi ; Bernd Beschoten ; Christoph Stampfer; |
| 793 | Probing Kinetic Inductance and Pairing Symmetries in Magic Angle Twisted Bilayer Graphene (Part 1) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present DC and MW characterization to demonstrate gate-dependent microwave resonance that arises from the superconducting phase of MATBG. |
Joel Wang ; Miuko Tanaka ; Thao Dinh ; Daniel Rodan Legrain ; Sameia Zaman ; Max Hays ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Mollie Schwartz ; Jonilyn Yoder ; Kenji Watanabe ; Takashi Taniguchi ; Terry Orlando ; Simon Gustavsson ; Jeffrey Grover ; Kyle Serniak ; Pablo Jarillo-Herrero ; Pablo Jarillo-Herrero ; William Oliver; |
| 794 | Probing Kinetic Inductance and Pairing Symmetry in Magic Angle Twisted Bilayer Graphene (part2) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present DC and MW characterization to demonstrate gate-dependent microwave resonance that arises from the superconducting phase of MATBG. |
Miuko Tanaka ; Joel Wang ; Thao Dinh ; Daniel Rodan Legrain ; Sameia Zaman ; Max Hays ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Mollie Schwartz ; Jonilyn Yoder ; Kenji Watanabe ; Takashi Taniguchi ; Terry Orlando ; Simon Gustavsson ; Jeffrey Grover ; Kyle Serniak ; Pablo Jarillo-Herrero ; William Oliver; |
| 795 | The Role of Electron-phonon Coupling in The Superconductivity of Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To accurately describe electron-phonon coupling in moiré systems, there are nearly insurmountable challenges related to the incommensurability at general twist angles and the large number of degrees of freedom, including both electron and phonon momenta. In this work, we overcome these computational challenges by employing a first-principles-based multi-scale continuum model to accurately and efficiently describe electron-phonon coupling due to moiré phonons in twisted bilayer graphene. |
Ziyan Zhu ; Thomas Devereaux; |
| 796 | Origin of Magic Angles in Twisted Bilayer Graphene: The Magic Ring Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have identified the importance of charge accumulation in the AA region of the moiré supercell and the most critical role of the Fermi ring in AA-stacked bilayer graphene. |
Mei-Yin Chou ; Wei-Chen Wang ; Feng-Wu Chen ; Kuan-Sen Lin ; Justin Hou ; Ho-Chun Lin; |
| 797 | Heavy Fermion Pseudo-potential of Twisted Bilayer Graphene: The Role of The Backgate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Song and Bernevig (SB) have recently proposed a faithful reformulation of the physics of magic angle twisted bilayer graphene (MATBG) as a topological heavy fermion problem, involving the hybridization of flat band f-electrons with a topological band of conduction electrons[1,2]. Here we explore the consequences of this analogy, using it to reformulate the SB model as a mixed valence model for twisted bilayer graphene[3]. |
Piers Coleman ; Liam L.H. Lau; |
| 798 | Signatures of Heavy Electron Bands in The Thermoelectric Response of MATBG Pn-junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present measurements of the thermoelectric (TE) response of the MATBG flat bands and model the low-temperature thermoelectric response using the THF model. |
Rafael Luque Merino ; Paul Seifert ; Dumitru Calugaru ; Andres Díez-Carlón ; Jaime Diez Merida ; Haoyu Hu ; Andrei Bernevig ; Dmitri Efetov ; Dmitri Efetov; |
| 799 | The Thermoelectric Effect in Twisted Bilayer Graphene Within The Heavy Fermion Picture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the transport properties of twisted bilayer graphene (TBG) using the topological heavy-fermion (THF) model in an interacting framework. |
Dumitru Calugaru ; Haoyu Hu ; Rafael Luque Merino ; Dmitri Efetov ; Nicolas Regnault ; B. Andrei Bernevig; |
| 800 | Information Exchange Symmetry Breaking in Quantum-enhanced Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The symmetry requires that the informa- tion recorded in the classical or quantum computer is as informative about the dynamics of the system as the information lost into the environment. We introduce a noisy transduction operation, and show that it satisfies this symmetry. |
Shane Kelly ; Jamir Marino; |
| 801 | Boundary Transfer Matrix Spectrum of Measurement-induced Transitions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Most physical quantities of interest, such as the entanglement features of quantum trajectories, are described by boundary observables in this CFT. We introduce a transfer matrix approach to study the boundary spectrum of this field theory, and consider a variety of boundary conditions. |
Abhishek Kumar ; Kemal Aziz ; Ahana Chakraborty ; Andreas W. Ludwig ; Sarang Gopalakrishnan ; Jed Pixley ; Romain Vasseur; |
| 802 | Random-matrix Theory of Measurement-induced Phase Transitions in Nonlocal Floquet Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we introduce and study a nonlocal monitored Floquet quantum circuit model that exhibits analytically treatable forced MIPT. |
Aleksei Khindanov ; Lara Faoro ; Lev Ioffe ; Igor Aleiner; |
| 803 | Measurement-Induced Entanglement Phase Transitions in Constrained Hilbert Spaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the influence of Hilbert space constraints on the critical properties of measurement-induced phase transitions. |
Dolly Nambi ; Andrew Allocca ; Thomas Iadecola ; Ciaran Hickey ; Justin Wilson; |
| 804 | Measurement-induced Phase Transitions in The Toric Code Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show how distinct phases of matter can be generated by performing random single-qubit measurements on a subsystem of toric code. |
Amirreza Negari ; Timothy Hsieh ; Subhayan Sahu; |
| 805 | Hierarchy of Symmetric Phases in Random Hybrid Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To probe the sensitivity of the transition to the presence symmetry, we investigate the 2d cluster state for three different levels of symmetry-respecting unitary dynamics interspersed by measurements: arbitrary 5-qubit Clifford unitaries, symmetry-respecting-, and subsystem-symmetry respecting Cliffords. |
Cole Kelson-Packer ; Akimasa Miyake; |
| 806 | Charge/Spin Sharpening Transition on Dynamical Quantum Trees Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the charge/spin sharpening in monitored dynamical quantum trees, which has more analytical trackabilities. |
Xiaozhou Feng ; Nadezhda Fishchenko ; Sarang Gopalakrishnan ; Matteo Ippoliti; |
| 807 | Entanglement Transitions in Translation-invariant Tensor Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we explore the entanglement properties of the boundary state of a translationally invariant two dimensional tensor network, allowing us to use an infinite matrix product state approach to contract it row by row. |
Yi-Cheng Wang ; Samuel Garratt ; Ehud Altman; |
| 808 | How Efficiently Can Measurement Induce Entanglement? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we establish a strict upper bound on the efficiency of MIE generation: an increase of at most one bit of MIE per bit of measurement, saturated by Bell teleportation. Alongside this proof, we introduce a framework for characterizing MIE using quantum conditional mutual information. |
Yifan Zhang ; Sarang Gopalakrishnan; |
| 809 | Measurement-Induced Phase Transition in The Classical Simulability of Random Clifford+T Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we find a phase transition in the simulability of random quantum circuits composed of Clifford gates, T gates and measurements. |
Mircea Bejan ; Campbell McLauchlan ; Benjamin Béri; |
| 810 | Learnability Transitions in Monitored Quantum Dynamics Via Eavesdropper’s Classical Shadows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Remarkably, these systems can exhibit "measurement-induced phase transitions" (MIPTs) in the structure of quantum correlations, such as entanglement, as a function of the rate or strength of measurements versus unitary interactions. We present an alternative point of view on these phenomena, based not on the structure of correlations in post-measurement states of the quantum system, but rather on the information content of the measurement outcomes themselves. |
Matteo Ippoliti ; Vedika Khemani; |
| 811 | Interplay of Measurement and Control Induced Phase Transitions in Β-adic Rényi Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Developing a general understanding of phase transitions far from equilibrium remains a pressing open question in quantum statistical mechanics. Recently, a great deal of attention … |
Haining Pan ; Sriram Ganeshan ; Thomas Iadecola ; Justin Wilson ; Jed Pixley; |
| 812 | Absorbing Phases in Adaptive Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss the construction of specific target states in 1D quantum circuits using measurements followed by outcome-dependent feedback. |
Vikram Ravindranath ; Yiqiu Han ; Zhicheng Yang ; Xiao Chen; |
| 813 | Realizing Measurement-induced Phase Transitions in Multimode Circuit QED Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This allows for interesting hybrid dynamics and the possibility of studying measurement-induced entanglement phase transitions (MIPT) in a multi-qudit system in the presence of conserved quantities. We will present theoretical results showing signatures of MIPT in this system in various ancilla based order parameters. |
Ahana Chakraborty ; Shivam Patel ; Jordan Huang ; Thomas DiNapoli ; Srivatsan Chakram ; Jed Pixley; |
| 814 | Robust Measurement-induced Phase Transitions and Observables in Noisy Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Measurement-induced phase transitions generally suffer from two problems: fragility to noise and reliance on exponentially-costly postselection to be observed. Here, we seek to address both of these issues in a (2+1)d measurement-only model inspired by the toric code. |
Jacob Hauser ; Ali Lavasani ; Sagar Vijay ; Matthew Fisher; |
| 815 | Conventional Charge-4e Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report progress on the theoretical front by proposing a one-dimensional microscopic Hubbard model, hosting a charge-4 e phase as a quantum ground state in some regions of the parameter space. |
Martina Soldini ; Titus Neupert ; Mark Fischer; |
| 816 | Prediction of Superconductivity in The Hole-doped Two-orbital Hubbard Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate pairing tendencies in the two-orbital Hubbard chain at intermediate repulsive interaction U, and for degenerate orbitals. |
Pontus Laurell ; Jacek Herbrych ; Gonzalo Alvarez ; Elbio Dagotto; |
| 817 | Kondo Impurity in One Dimensional O(3)-invariant Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On the other hand, the ferromagnetic coupling is an irrelevant perturbation and hence the model remains in the local moment [JP1] regime where the impurity spin remains unscreened. We study a variant of this problem but has an interacting bath and discover using the Bethe-Ansatz that the model is richer with several more phases. |
Pradip Kattel ; Natan Andrei; |
| 818 | Superfluid Stiffness of Twisted Multilayer Graphene: Part-1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we discuss the development of a technique to measure the superconducting kinetic inductance in low-dimensional materials and apply it to twisted multilayer graphene. |
Abhishek Banerjee ; Zeyu Hao ; Mary Kreidel ; Isabelle Phinney ; Jeong Min Park ; Patrick Ledwith ; Andrew Zimmerman ; Robert Westervelt ; Pablo Jarillo-Herrero ; Pavel Volkov ; Ashvin Vishwanath ; Kin Chung Fong ; Philip Kim; |
| 819 | Superfluid Stiffness of Twisted Multilayer Graphene: Part-2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As an alternate method, we explore the measurement of superfluid stiffness as a function of current bias and apply it to twisted graphene. |
Zeyu Hao ; Abhishek Banerjee ; Mary Kreidel ; Isabelle Phinney ; Jeong Min Park ; Patrick Ledwith ; Andrew Zimmerman ; Robert Westervelt ; Pablo Jarillo-Herrero ; Pavel Volkov ; Ashvin Vishwanath ; Kin Chung Fong ; Philip Kim; |
| 820 | Ultra-sensitive Photodetection with Superconducting Magic-angle Twisted Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we present the experimental progress we have achieved in utilizing MATBG as an active material for infrared photodetection. |
giorgio di battista ; Kin Chung Fong ; Andres Díez-Carlón ; Dmitri Efetov; |
| 821 | Oral: Superfluid Weight Enhancement Due to Remote Band Proximity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the effect of band gap closing due to the presence of remote bands on the superfluid weight in multi-orbital flat-band superconductors. |
Yafis Barlas ; Guodong Jiang; |
| 822 | Quantum Griffiths Singularity in Light-induced 2D Superconducting Phase on The Surface of Molecular Mott Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we have successfully induced ideal 2D superconductivity on the surface of a bulk single crystal of an organic Mott insulator (κ-(BEDT-TTF) 2Cu[N(CN) 2]Cl: κ-Cl) through the photochromic isomerization of an SP derivative. |
Bin Chen ; Kenichiro Hashimoto ; Motoi Kimata ; Takahiko Sasaki ; Hiroshi Yamamoto ; Shu Seki ; Masayuki Suda; |
| 823 | Observation of Π-phase Shift in Chiral Molecule Intercalated 2D Superconductor Tantalum Disulfide Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Herein we report the first investigation of unconventional superconductivity in chiral molecule intercalated tantalum disulfide (TaS2) hybrid superlattices and reveal one of the key experimental signatures of possible chiral superconductivity. |
zhong wan ; qi qian ; Gang Qiu ; Huaying Ren ; Zdeněk Sofer ; Kang Wang ; Xiangfeng Duan ; Yu Huang ; Yaochen Li; |
| 824 | Time-reversal Symmetry Breaking Superconductivity in Chiral Molecule Intercalated TaS2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a new route to induce chiral superconductivity by intercalating chiral molecules into otherwise s-wave two-dimensional van der Waals superconductor TaS 2. |
Gang Qiu ; Zhong Wan ; Huaying Ren ; Yaochen Li ; Ting-Hsun Yang ; Eun Sang Choi ; Xiangfeng Duan ; Kang-Lung Wang; |
| 825 | Tailoring Bulk Anisotropic Gap in Kagome Superconductor Through Particle Irradiation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To investigate the unusual competition between superconductivity and the charge density wave (CDW) state observed in the Kagome lattice compounds AV 3Sb 5 ( A = K, Rb, Cs), we have explored the effect of disorder induced by proton irradiation in high-quality single crystalline CsV 3Sb 5. |
Ramakanta Chapai ; Matthew Smylie ; Duck Young Chung ; Asghar Kayani ; Khushi Bhatt ; Shuvo Dutta ; Mercouri Kanatzidis ; Alexei Koshelev ; Wai-Kwong Kwok ; John Mitchell ; Ulrich Welp; |
| 826 | Colossal C-axis Response and Lack of Rotational Symmetry Breaking Within The Kagome Plane of The CsV3Sb5 Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate CsV 3Sb 5 by combining high-resolution thermal-expansion, heat-capacity and electrical resistance under strain measurements. |
Frederic Hardy ; Liran Wang ; Wei Xia ; Yanfeng Guo ; Mingquan He ; Nour Maraytta ; Rolf Heid ; Amir Haghighirad ; Michael Merz ; Christoph Meingast ; Mehdi Frachet; |
| 827 | Superconducting Gap Structure of AV3Sb5 (A=K, Rb) Probed By Magnetic Penetration Depth Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we measured the magnetic penetration depth in KV 3Sb 5 and RbV 3Sb 5. |
Kota Ishihara ; Takuya Nagashima ; Masaki Roppongi ; Kumpei Imamura ; Romain Grasset ; Marcin Konczykowski ; Brenden Ortiz ; Andrea Salinas ; Stephen Wilson ; Kenichiro Hashimoto ; Takasada Shibauchi; |
| 828 | Mechanism of Loop Current Order in Kagome Metals AV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The present theory reveals the close relationship between the TRSB, BO, C 2-nematicity. |
Rina Tazai ; Youichi Yamakawa ; Seiichiro Onari ; Hiroshi Kontani; |
| 829 | Discovery of Room-Temperature Charge Order in A Correlated Kagome Superconductor LaRu3Si2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we utilize single crystal X-ray diffraction to discover charge order beyond room-temperature in the prototypical kagome superconductor La(Ru 1-xFe x) 3Si 2 ( x = 0, 0.01, 0.05) [1]. |
Charles Mielke ; Igor Plokhikh ; H Nakamura ; Vaclav Petricek ; Vahid Sazgari ; Julia Küspert ; Izabela Biało ; Soohyeon Shin ; Oleh Ivashko ; Martin von Zimmermann ; Marisa Medarde ; Alex Amato ; Rustem Khasanov ; Hubertus Luetkens ; M. Zahid Hasan ; Jia-Xin Yin ; Titus Neupert ; Johan Chang ; Satoru Nakatsuji ; Ekaterina Pomjakushina ; Dariusz Gawryluk ; Zurab Guguchia; |
| 830 | Elastoresistivity Measurements in The Kagome Metal AV3Sb5 (A = K, Rb, Cs) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we examine the elastoresistivity coefficients in other family members of the AV 3Sb 5 compound to explore the intriguing behavior of m A1g. |
Zhaoyu Liu ; Yue Shi ; Chaowei Hu ; Yuzhou Zhao ; Andrea Salinas ; Stephen Wilson ; Xiaodong Xu ; Jiun-Haw Chu; |
| 831 | Cascade of Phase Transitions in Kagome Materials from The Perspective of Electronically Mediated Instabilities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we provide a theoretical understanding from the perspective of electronically mediated phases of matter. |
Hendrik Hohmann ; Tilman Schwemmer ; Matteo Dürrnagel ; Janik Potten ; Ronny Thomale ; Stephan Rachel ; Yi-Ming Wu ; Srinivas Raghu; |
| 832 | Polar Kerr Effect Studies of Charge-density Wave Phase in CsV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report novel results on the details of charge-density order in kagome superconductor CsV3Sb5. |
David Saykin ; Aharon Kapitulnik; |
| 833 | Superconductivity Enhancement and Particle-hole Asymmetry: Interplay with Electron Attraction in Doped Hubbard Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, its implications in the doped Hubbard model on expansive systems remain predominantly unexplored. In this study, we employ the density-matrix renormalization group to examine its effect in the lightly doped t-t′-Hubbard model on six-leg square cylinders, where t and t′ are the first and second neighbor electron hopping amplitudes. |
Zhi Xu ; Yifan Jiang ; Hong-Chen Jiang; |
| 834 | Exploring A Possible Quantum Critical Point in Ca3(RhxIr1-x)4Sn13 Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Single crystals of a novel stannide 3-4-13 superconductor family, Ca 3(Rh xIr 1-x) 4Sn 13, were synthesized by flux growth and characterized by X-ray diffraction, energy … |
Elizabeth Krenkel ; Makariy Tanatar ; Sunil Ghimire ; Kamal Joshi ; Shuzhang Chen ; Cedomir Petrovic ; Ruslan Prozorov; |
| 835 | Transport Anomalies in Multiband Superconductors Near Quantum Critical Point Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For this purpose, we consider a minimal model of the quantum phase transition in a system with two nested two-dimensional Fermi surfaces. |
Maxim Khodas ; Maxim Dzero ; Alex Levchenko; |
| 836 | Second-order Optical Response in TR-symmetry Breaking Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a general formalism for investigating the second order optical susceptibility of a clean cold semiconductor in the independent particle approximation. |
Alistair Duff ; John Sipe; |
| 837 | MBE Growth and Characterization of Thin Films of The Axion Insulator Candidate EuIn2As2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have successfully developed a molecular beam epitaxy growth scheme for c-axis oriented EuIn 2As 2 thin films and identified a high temperature regime necessary to stabilize the Zintl phase of the material. |
Muhsin Abdu Karim ; Jiashu Wang ; David Graf ; Kota Yoshimura ; Sara Bey ; Tatyana Orlova ; Maksym Zhukovskyi ; Xinyu Liu ; Badih Assaf; |
| 838 | Controllable Topological Insulator Phases in Litharge-phase InBi Monolayer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a comprehensive first-principles study of the energy landscape of the InBi monolayer. |
Zhenyao Fang ; Andrew Rappe; |
| 839 | Angle Dependent Quantum Phase Transition from Quantum Anomalous Insulator to Axion Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the unexplored properties of Cr- and V- doped (Bi,Sb) 2Te 3 under the influence of in-plane magnetic fields and the angle-dependent magnetic field configurations. |
Ting-Hsun Yang ; Gang Qiu ; Yaochen Li ; Peng Zhang ; Kang-Lung Wang; |
| 840 | Connecting Higher-Order Topology with The Orbital Hall Effect in Monolayers of Transition Metal Dichalcogenides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In addition, theoretical calculations show an orbital Hall plateau in the insulating gap of TMDs, characterized by an orbital Chern number. We explore the correlation between these two phenomena in TMD monolayers in two structural phases: the noncentrosymmetric 2H and the centrosymmetric 1T. |
Marcio Costa ; Bruno Focassio ; Tarik Cysne ; Luis Canonico ; Gabriel Schleder ; Roberto B Muniz ; Adalberto Fazzio ; Tatiana Rappoport; |
| 841 | Square-root Topological Graphene Nanoribbons Modulated By Electric Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, through first-principles calculations and tight-binding modeling, we present a class of square-root topological GNRs that exhibit enriched nontrivial band structures when subjected to a transverse electric field. |
Haiyue Huang ; Ioannis Petrides ; Jeremy Levy ; Paul Weiss ; Prineha Narang; |
| 842 | Magnetism and Band Topology in Kagome Magnets RT6Sn6 (T = V and Mn; R=Tb, Dy, Ho, Er, and Tm) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the magnetism and band topology in RMn 6Sn 6 and RV 6Sn 6 systems with heavy rare-earth ( R) atoms. |
Bruce Harmon ; Yongbin Lee ; Igor Mazin ; Robert McQueeney ; Liqin Ke; |
| 843 | Electromagnetic Coupling and Transport in A Topological Insulator–graphene Heterostructure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the electromagnetic coupling of a heterostructure made of a topological insulator (TI) slab and a single graphene layer, where the later presents a diluted concentration of ionized impurities. |
Enrique Munoz ; Jorge Castaño-Yepes ; Daniel Bonilla ; Alberto Martín-Ruiz; |
| 844 | Pressure-driven Tunable Properties of The Small-gap Chalcopyrite Topological Quantum Material ZnGeSb2: A First-principles Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We revisited the semiconductor compound in the chalcopyrite series, some of which were potential topological materials. |
Surasree Sadhukhan; |
| 845 | Development of A Topological-Insulator-Based Quantum Resistance Standard Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work focuses on the characterization of the accuracy of the QAHE in Chromium-doped Bismuth Antimony Telluride. |
Ngoc Thanh Mai Tran ; Linsey Rodenbach ; Jason Underwood ; Alireza Panna ; Zac Barcikowski ; Molly Andersen ; Shamith Payagala ; Peng Zhang ; Lixuan Tai ; Kang-Lung Wang ; Randolph Elmquist ; Dean Jarrett ; David Newell ; David Goldhaber-Gordon; |
| 846 | First-Principles Study on The Thermoelectric Properties in Topological Insulator BiSbTe2S Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we theoretically investigate the microscopic mechanism of the thermoelectric properties by considering the influences of the bulk and the surface states individually. |
Takao Tsumuraya ; Kunihiko Yamauchi ; Katsumi Tanigaki; |
| 847 | Nontrivial Triplet Band-topology in The Spin Gap Materials, KCuCl3 and TlCuCl3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the spin gap system, XCuCl3 ( X=K, Tl), where the magnetic copper ions form a 3D lattice of two inequivalent dimers. |
Charles Walker ; Judit Romhanyi; |
| 848 | Transport in Two-dimensional Second-order Topological Insulator Candidates Ta2M3Te5 (M = Pd, Ni) Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: In contrast to the one-dimensional helical edge states found at the boundaries of two-dimensional topological insulator (2DTI) arising from the nontrivial topology of the … |
Fei Wang ; Abin Joshy ; Qiaohui Zhou ; Xin Lu ; Jiang Wei; |
| 849 | Higher-Order Van Hove Singularities on Moir’e Surface States of Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the effects of Moir’e superlattices on the topological surface states using a continuum model of Dirac fermions in a periodic potential and Zeeman field. |
Lakshmi Pullasseri Madom Narayana Iyer ; Luiz Santos; |
| 850 | First-principles Study on The Oxidation of MoAlB and Cr2AlB2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study provides valuable insight into the stability, structural properties, and oxidation behavior of MoAlB and Cr 2AlB 2 surfaces at the atomic level. |
Deniz Cakir ; Bipasa Samanta ; Salawu Omotayo Akande; |
| 851 | Ion Concentration Polarization Tunes Interpore Interactions and Transport Properties of Nanopore Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To identify physical processes that control interactions between nanopores in the same membrane, we designed a model system of nanopore arrays consisting of two and three nanopores with identical surface charge patterns. |
Ethan Cao ; Zuzanna Siwy ; DaVante Cain ; Savannah Silva; |
| 852 | Density Functional Theory Investigation of The PFAS Adsorption on Metal Modified Biochar Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present the discovered kinetic and structural behavior of selected PFAS molecules on the surface of metal incorporated biochar and discuss the fundamental principles that might possibly lead to the development of more efficient PFAS adsorbents. |
Hansini Abeysinghe ; Xingmao Ma ; Mesfin Tsige; |
| 853 | Kinetics Study of Hydrogen Passivation on The Zigzag Edge Sealing and Growth of H-BN Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, the effect of hydrogen passivation on the growth of hexagonal boron nitride (h-BN) was studied. |
Wenjing Zhao ; Junyi Zhu; |
| 854 | Hybrid Interfaces Unveiled By Ab Initio Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution I will demonstrate that ab initio studies based on DFT can be successfully employed to fundamentally elucidate and explain a large variety of surface-science measurements. |
Nicolae Atodiresei; |
| 855 | Theoretical Understanding of The Kagome-Honeycomb Lateral Heterostructure in FeSn Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It offers a new perspective for modulating the electronic properties of the Kagome lattice, which should be beneficial for the development of future quantum devices. |
SEOUNGHUN KANG ; Tuan Anh Pham ; Yasemin Ozbek ; Pengpeng Zhang ; Mina Yoon; |
| 856 | Quantum Well States in Cs Thin Films Epitaxially Grown on The Kagome Superconductor CsV3Sb5 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will show thickness control of the Cs thin films and discuss the structural stability with results of first-principles calculations. |
Takemi Kato ; Kosuke Nakayama ; Yongkai Li ; Zhiwei Wang ; Katsuaki Sugawara ; Kiyohisa Tanaka ; Takashi Takahashi ; Yugui Yao ; Takafumi Sato; |
| 857 | Hundreds of Milliseconds Long Electrically Controllable Electroluminescence Rise and Decay Time in GaN-ZnO Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report that SIDX in n-ZnO/p-GaN heterojunction can survive for several hundreds of milliseconds. |
Amandeep Kaur ; Subhabrata Dhar; |
| 858 | Effect of Oxidation on Water Adsorption and Dissociation in Epitaxial VSe2 Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: With our theoretical analysis, we propose that oxygen sites in TMDC thin films play a critical role in the adsorption and dissociation of water molecules. |
Hyuk Jin Kim ; Yonghyuk Lee ; Tae Gyu Rhee ; Hyo Won Seoh ; Yeong Gwang Khim ; Aloysius Soon ; Young Jun Chang ; Young Jun Chang; |
| 859 | Quantum Paraelectric to Ferroelectric Transition in Strained SrTiO3 Membrane Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present a comprehensive study into the quantum paraelectric to ferroelectric transition induced by tensile strain in single crystal SrTiO 3 (STO) membranes. |
Jiarui Li ; Yonghun Lee ; Yongseong Choi ; Jong-Woo kim ; Paul Thompson ; Ruijuan Xu ; Kevin Crust ; Anisha Singh ; Philip Ryan ; Harold Hwang ; Wei-Sheng Lee; |
| 860 | Co-doped (BiSb)2Te3 Thin Films As Next Gen Material for Magnetoelectric Transduction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present crystallographic, magnetic, and electronic characterizations of co-doped (BiSb) 2Te 3 films grown on MnF 2 thin films. |
Ryan Van Haren ; David Lederman; |
| 861 | In-plane Thermal Conductivity of PECVD Nanocrystalline Silicon Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we will report the surface and grain boundary effects on the in-plane thermal conductivity of PECVD nc-Si films between 100 and 550K using the 3 ω-Völklein method. |
Battogtokh Jugdersuren ; Xiao Liu ; James Culbertson ; Bethany Hudak ; Paul Desario; |
| 862 | Graphene-based Schottky Junction Solar Cell Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we exploit graphene’s photovoltaic properties to this end. |
James Mangum ; Tamzeed Amin ; Paul Thibado; |
| 863 | Thickness-dependent Electronic Structures of C60 Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Molecular-beam epitaxy growth facilitates the construction of diverse heterostructures bearing lattice mismatches for exploring emergent quantum phenomena at the interface. Here, we study the evolution of the electronic structure of C60 films as a function of thickness at the C60/Bi2Se3 interface by using angle-resolved photoemission spectroscopy (ARPES), The formation of highly ordered molecular crystals allows for detailed study of its electronic structure, and investigate the role of electron-electron, electron-phonon interaction and interlayer coupling as a function of thickness. |
Hailan Luo ; Alessandra Lanzara ; Jonathan Denlinger ; Claudia Ojeda-Aristizabal ; Luca Moreschini ; Drew Latzke; |
| 864 | Fluctuation Theorems for Arbitrary Measurement and Feedback Schemes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present a detailed FT that holds for arbitrary measurement and feedback schemes both in the classical as well as in the quantum regime. |
Patrick Potts ; Kacper Prech ; Peter Samuelsson; |
| 865 | Observation of First- and Second-order Dissipative Phase Transitions in A Two-photon Driven Kerr Resonator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present here the first comprehensive experimental and theoretical analysis of both first and second-order DPTs in a two-photon (i.e., parametrically) driven Kerr superconducting resonator. |
Guillaume Beaulieu ; Fabrizio Minganti ; Simone Frasca ; Vincenzo Savona ; Simone Felicetti ; Roberto Di Candia ; Pasquale Scarlino; |
| 866 | Non-Hermitian Dynamics Without Loss Using Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, following a proposal by Wang and Clerk [1], we describe a closed, four-mode quantum system able to simulate the dynamics of a PT-dimer consisting of two coupled resonators, one with gain and the other with loss, ideally without any actual dissipation that could introduce noise. |
Réouven Assouly ; Hanlim Kang ; Michael Gingras ; Bethany Niedzielski ; Hannah Stickler ; Jonilyn Yoder ; Mollie Schwartz ; Kyle Serniak ; Jeffrey Grover ; William Oliver; |
| 867 | First Passage Times for Continuous Quantum Measurement Currents Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this letter we address the FPT of the stochastic measurement current in the case of continuously measured quantum systems. |
Gabriel Landi ; Steve Campbell ; Michael Kewming ; Anthony Kiely; |
| 868 | Quantum Zeno Effect: Preventing A Photon from Exiting A Cavity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we try to answer the question, as to whether the Zeno effect can stop stochastic decay events like a photon jump from a cavity. |
Vidul Joshi ; Akshay Koottandavida ; Alessandro Miano ; Rodrigo Cortiñas ; Benjamin Chapman ; Chris Wang ; Andy Ding ; Michel Devoret; |
| 869 | Irreversibility Measure By Utilizing The Quantum Fluctuation Theorem of One-Time Measurement Scheme Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we present the application of the quantum fluctuation theorem of the one-time measurement scheme in characterizing the irreversibility. |
Kenji Maeda ; Tharon Holdsworth ; Sebastian Deffner ; Akira Sone; |
| 870 | Stability Via Symmetry Breaking in Interacting Driven Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, we present an extremely general mechanism to circumvent this common problem [1]; when the Hamiltonian non-linearity effectively breaks symmetries of the underlying quadratic model at high photon density, it can restabilize the dynamics by forcing stable and unstable modes to hybridize. We analyze two concrete examples, showing that this is of practical as well as fundamental relevance. |
Andrew Pocklington ; Aashish Clerk; |
| 871 | Stochastic Metrology and The Empirical Distribution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the problem of parameter estimation in time series stemming from general stochastic processes, where the outcomes may exhibit arbitrary temporal correlations. |
Joseph Smiga ; Marco Radaelli ; Felix Binder ; Gabriel Landi; |
| 872 | Implementation of A Periodic Quantum Clock Based on Coherent Feedback Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We implement the coherent feedback clock on a superconducting circuit consisting of two coupled high-Q coplanar resonators, where one is rendered nonlinear by a Josephson junction embedded in the centre conductor. |
Stefan Zeppetzauer ; Leonardo Assis Morais ; Xin HE ; Gerard Milburn ; Arkady Fedorov; |
| 873 | Heat Flow from A Measurement Apparatus Monitoring and Feedbacking A Dissipative Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we focus on the most fundamental quantum system, the qubit, as the measuring system. |
Tsuyoshi Yamamoto ; Yasuhiro Tokura; |
| 874 | Exact Descriptions of Boundary-driven Quantum Spin Chains Using Hidden Time-reversal Symmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show this approach can be used in a far wider class of systems: a class of one-dimensional interacting spin chains with boundary driving and dissipation, where the steady states have a non-vanishing excitation current. |
Mingxing Yao ; Andrew Lingenfelter ; David Roberts ; Aashish Clerk; |
| 875 | Topological Domain Anti-ferroelectricity in Twisted Bilayer Transition Metal Dichalcogenides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss a framework for understanding the polar domain dynamics in the moiré superlattice. |
Philip Kim; |
| 876 | Ferroelectric Switching at Symmetry-broken Interfaces By Local Control of Dislocation Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss scanning tunneling microscopy experiments revealing ferroelectric domains in a marginally twisted WS 2 bilayer. |
Adina Luican-Mayer ; Laurent Molino ; Leena Aggarwal ; Vladimir Enaldiev ; Ryan Plumadore ; Vladimir Falko; |
| 877 | Out-of-equilibrium Layer Electric Phases in Van Der Waals Multilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This ubiquitous screening property is intimately tied to the equilibrium distribution of electrons. In this talk, we discuss how this behavior can be transformed when materials are pushed out-of-equilibrium. |
Justin Song; |
| 878 | Electronic Ratchet Effect in A Moiré System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will discuss our discovery of a novel electronic ratchet effect in a layer-contrasting graphene-boron nitride moiré heterostructure, which could serve as new evidence of switchable electronic ferroelectricity. |
Zhiren Zheng; |
| 879 | Atom-by-Atom Fabricated Magnet-Superconductor Hybrid Systems As Ideal Platforms for Realizing Topological Superconductivity and Associated Majorana Zero Modes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Robust topological qubits, as realized by Majorana states, may ultimately provide a solution and constitute a new direction of topological quantum computation. |
Roland Wiesendanger; |
| 880 | Moire-Enabled Topological Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Interestingly, the tunability of these materials provides an outstanding playground to engineer elusive states of matter typical of complex correlated quantum materials. Here we show that twisted van der Waals heterostructures provide a natural materials platform for realizing topological moire superconductors [1,2], and establish a strategy to probe its hidden properties by leveraging the interplay between moire length scales and local impurities [3]. |
Jose Lado; |
| 881 | Two-dimensional Shiba Lattices As A Platform for Crystalline Topological Superconductivity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will show how scanning tunnelling microscopy is used to create and probe adatom lattices with single atom precision we reveal two signatures consistent with the realization of topological superconductors. |
Titus Neupert; |
| 882 | Quantum Engineering Topological Superconductivity and Quantum Algorithms in Magnet-Superconductor Hybrid Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will show how intriguing topological phases — ranging from topological nodal point superconductivity (TNPSC) [1,2] to higher order topological superconductivity (HOTSC) [3] — can be realized in two-dimensional MSH systems by using checkerboard, spiral, antiferromagnetic or stacked magnetic structures. |
Dirk Morr; |
| 883 | Topological Superconductivity Induced By Quantum Spin Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present systems where non-collinear, possibly toplogical, spin-textures is interfaced with a normal metal. |
Asle Sudbø; |
| 884 | Hidden Topological Edge States in Spinner Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose three configurations of spinner dimer lattices that comprise an array of spinners with alternating moments of inertia coupled in three different ways with their nearest neighbors. |
Udbhav Vishwakarma ; Rajesh Chaunsali; |
| 885 | Magnetotransport in Spin-orbit Coupled Non-centrosymmetric and Weyl Metals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the different nature of the orbital magnetic moment (OMM) in the two systems leads to nontrivial consequences, particularly the sign of the longitudinal magnetoconductance always remains positive in SOC metal, unlike a Weyl metal that can display either sign. |
AZAZ AHMAD ; Gargee G. Sharma ; Gautham Varma K; |
| 886 | Localisation and Topological Signatures By Periodic Twisting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We theoretically explore a generalisation of the Aubry-André model in two dimensions formed by superimposing two square optical lattice potentials. |
James Walkling ; Nur Ünal ; Antonio Strkalj; |
| 887 | Wiener–Hopf Factorization Approach to A Bulk-boundary Correspondence and Stability Conditions for Topological Zero-energy Modes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, such an equality does not offer insight into the stability or the sensitivity of the boundary states to external perturbations. To solve this problem, we adopt a technique known as the Wiener–Hopf factorization of matrix functions. |
Abhijeet Alase ; Emilio Cobanera ; Gerardo Ortiz ; Lorenza Viola; |
| 888 | Topological Orders with Classical Lie Group Edge Symmetries from Coupling Electron Wires Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This allows us to provide a systematic, microscopic understanding for the emergence of quantum Hall states, topological superconductors, and spin liquids with non-Abelian quasiparticle excitations of the Majorana, metaplectic, and Fibonacci type. We do this using exactly solvable models of coupled electron wires. |
Pak Kau Lim ; Michael Mulligan ; Jeffrey Teo; |
| 889 | AC Response of Chklovskii-Halperin Quantum Hall Step-up Transformer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, I will discuss a recent work of ours (arXiv:2306.00939) pertaining to a study for an AC transformer action of a quantum point contact separating quantum Hall states with distinct filling fractions (ν 1, ν 2). |
Sampurna Karmakar ; Amulya Ratnakar ; Sourin Das; |
| 890 | Size Effect in Fractional Quantum Hall Effects Under Tilted Magnetic Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show here that tuning the spin energy can produce fractionally quantized Hall effect transitions that include both a change in ν for the Rxx minimum, e.g., from ν = 11/7 to ν = 8/5, and a corresponding change in the Rxy, e.g., from Rxy/ RK = (11/7) -1 to Rxy/ RK = (8/5) -1, with increasing tilt angle. |
Ramesh Mani ; U. Kushan Wijewardena ; Rameshwor Poudel ; Tharanga Nanayakkara ; Annika Kriisa ; Christian Reichl ; Werner Wegscheider ; Rasanga Samaraweera; |
| 891 | Microwave Photoexcited Transport in The GaAs/AlGaAs 2D Electron System in The Regime of The Photo-excited Zero-resistance States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we examine the interplay between the microwave induced oscillatory resistance and the current induced GMR in the GaAs/AlGaAs system at millikelvin temperatures to identify some striking correlations. |
Rameshwor Poudel ; U. Kushan Wijewardena ; Annika Kriisa ; Christian Reichl ; Werner Wegscheider ; Rasanga Samaraweera; |
| 892 | Coexistence of Quantum Spin Hall and Magnetic States in Zigzag Bismuth Nanoribbons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work demonstrates how chemical modifications and/or simple vertical stacking of van der Waals layered crystals can be used as a materials design approach for creating novel phases of matter. |
Ivan Naumov ; Pratibha Dev; |
| 893 | Electrical Conductivity of C60 Fullerides with Expanded Lattice in The Mott-insulator Boundary Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we give experimental results that accurate electrical resistivity (ρ(T,P)) can be achieved for a variety (A,A’) 3C 60 from small V cell(C 60 3-) to the expanded ones in the Mott boundary under various temperature (T) and pressure (P). |
Katsumi Tanigaki ; Huaxue Zhou ; Chongli Yang ; Xinying Li; |
| 894 | Phase Transition of Strange Vortex State in A Superconductor Under A Rotated Magnetic Feld Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They are slanted but slanted directions are almost perpendicular to that of the external field. [3] In order to clarify the origin of such vortex structures, we solve the Giznburg-Landau Equations numerically, using the finite element method. |
Masaru Kato; |
| 895 | Materials-by-Design: Emergence of Superconductivity and Robust Topological State in BixTaS2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we explore the remarkable case of bismuth tantalum disulfide (Bi xTaS 2), a materials-by-design success story in which the deliberate manipulation of the crystal structure leads to the emergence of superconductivity and a robust topological state. |
Mukhtar Adam; |
| 896 | "Particle-hole Thermalization in A Composite Superconducting Nanowire." Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The current in the wire flows at energies where electron-hole quasibound states can be set up inside the SNSNSNS structure of the wire. We show that this composite system can thermalize scattered states without affecting the degree of entanglement of the scattered states. |
Linda E Reichl; |
| 897 | Data Manipulation and Non-availability in Hydride Superconductivity Research Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will suggest that the refusal of the authors of Ref. |
Jorge Hirsch; |
| 898 | Band Mixing in The Quantum Anomalous Hall Regime of Twisted Semiconductor Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By comprehensive numerical study, we show that band mixing has large qualitative and quantitative effects on the energetics of competing states and their energy gaps throughout the twist angle range θ≤4∘. |
Ahmed Abouelkomsan ; Aidan Reddy ; Liang Fu ; Emil Bergholtz; |
| 899 | Berry Curvature Spectroscopy from Bloch Oscillations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This facilitates the presence of Bloch oscillations in the presence of a static electric field. We demonstrate that the optical response of such a system, when dressed with a static field, becomes resonant at the frequencies of Bloch oscillations, which are in the terahertz regime when the lattice constant is of the order of 10 nm. |
Christophe De Beule ; Eugene Mele; |
| 900 | Robustness of Landau Levels of Dirac System in Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the disorder effect on Landau levels in gapped graphene and in transition metal dichalcogenides (TMDs). |
Peize Ding ; Raquel Queiroz ; Nishchhal Verma ; Valentin Crépel; |
| 901 | Moiré Flat Bands and Interfacial Charge Polarization in Lattice Relaxed Twisted Bilayer Hexagonal Boron Nitride Under Perpendicular Electric Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that lattice relaxations tend to increase the bandwidth of the nearly flat bands, where bandwidths smaller than 0.01 eV are expected for θ ≲ 1.08◦ for BN/BN alignment near 0◦, and smaller than θ ≲ 1.5◦ for BN/NB alignment near 60◦. |
Li Fengping; |
| 902 | Flat Bands and Moiré Phases in Bilayer Quasicrystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we find flat bands in Bilayer Penrose Lattices due to rotation and translation operations. |
Ernesto Huipe-Domratcheva ; URIEL ALBERTO DIAZ REYNOSO ; Oracio Navarro; |
| 903 | Novel Moiré Pattern of A New Two-Dimensional Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a new type of two-dimensional lattice structure, which hosts quadratic band touching in its bilayer form, resulting in intriguing strongly correlated physics such as superconductivity with high critical temperature. |
Yi-Chun Hung ; Xiaoting Zhou ; Arun Bansil; |
| 904 | Comparative Study of Twisted Bilayer BC3 and C3N Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, by detailed first-principles and model calculations for making comparison between BC 3 and C 3N, which is regarded as a dual material to BC 3, we clarify the essence of the origin of the valley-dependent quasi-1D band structure. |
Toshikaze Kariyado ; Ayako Nakata; |
| 905 | Effective XY Model in Morié Superlattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we consider arrays of quantum dots (QDs) realized on moiré superlattice with large moiré lattice constant. |
Yanqi Li ; Yijie Wang ; Zhida Song; |
| 906 | Symmetry-based Classification of Exact Flat Bands in Single and Bilayer Moiré Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the influence of spatial symmetries on the appearance and the number of exact flat bands (FBs) in single and bilayer systems with Dirac or quadratic band crossing points, and systematically classify all possible number of exact flat bands in systems with different point group symmetries. |
Siddhartha Sarkar ; Xiaohan Wan ; Shizeng Lin ; Kai Sun; |
| 907 | Correlated Disorder and Flat Bands in Moiré Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work [1], we explore the fate of single-particle bands under correlated disorder in various channels, and identify some that remain perfectly immune to certain types of perturbations due to a chiral anomaly/symmetry. |
Nishchhal Verma ; Peize Ding ; Valentin Crépel ; Raquel Queiroz; |
| 908 | Topological Exact Flat Bands in Moiré Materials with Quasiperiodic Potentials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show the existence of critical surfaces, where exact flat bands occur, in the space of amplitudes of different harmonics. We find that the co-dimensions of these surfaces depend on the point group symmetry of the moiré potential. |
Xiaohan Wan ; Siddhartha Sarkar ; Shizeng Lin ; Kai Sun; |
| 909 | Topological Mini-bands in Rashba Spin-orbit-coupled Moiré Materials and Beyond Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose the III-V semiconductor quantum wells as a possible experimental realization for Rashba moiré materials with greatly tunable Rashba SOC through out-of-plane electrical fields. |
Kai-Jie Yang; |
| 910 | Electrons in Zero-flux Periodic Gauge Fields: Supersymmetry, Contrasted Topology, and Realization in Strained 2D Semiconductors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider zero-flux periodic gauge fields, which exhibit intriguing distinctions compared to a uniform field. |
Dawei Zhai ; Wang Yao; |
| 911 | ‘Fountains’ of Flat Bands Through Moiré Engineering Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose Moiré structures hosting tunable numbers of isolated flat bands near the Fermi level, in which the number of isolated flat bands directly relates to the size of the Moiré supercell. |
Xiaoting Zhou ; Yi-Chun Hung ; Baokai Wang ; Arun Bansil; |
| 912 | Interplay Between Topological and Defect States: Periodic One-Dimensional Patterns on Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we theoretically investigate arrays where the AB and BA domains are periodically patterned with experimental identified defect lines. |
Andres Ayuela ; Raúl Guerrero-Avilés ; Leonor Chico ; Włodzimierz Jaskólski ; Marta Pelc; |
| 913 | Strain Engineering of 1D Materials with Flat Bands Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our calculations incorporate spin-orbit interactions and capture the effect of natural deformation modes such as axial extension/compression and twisting on the electronic states of the materials. We will describe a variety of phenomena emergent in these materials as a result of these deformation modes, including electronic phase transitions and the lifting of spin-degeneracy. |
Shivam Sharma ; Amartya Banerjee; |
| 914 | Flat Band Exciton and Quantum Metric Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the excitons in flat band systems. |
Xuzhe Ying ; Kam Tuen Law; |
| 915 | Hydrostatic Pressure As A Tuning Knob for Graphene Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The sample mounting and wiring scheme is compatible with a commercially available piston-cylinder pressure cell. We will report the status of ongoing work enabled by these efforts, including the investigation of various twisted and untwisted graphene-based systems under pressure. |
Manish Kumar ; Chun-Chih Tseng ; Alexander Sanchez ; Kenji Watanabe ; Takashi Taniguchi ; David Graf ; Matthew Yankowitz; |
| 916 | Electronic Phases in Pyrochlore Flat Band Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: With the Hartree-Fock approximation, I present, for the first time, the rich mean-field phase diagram of repulsive Hubbard model across all flat band filling. |
Yu-Ping Lin ; Chunxiao Liu ; Joel Moore; |
| 917 | Flat-band Generation in InAs/GaSb Quantum Wells Through Vertically Engineered Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work explores the creation and modification of flat bands through vertically engineered III-V semiconductor heterostructures. |
Zachery Enderson ; Jiyuan Fang ; Zhigang Jiang ; Li Xiang ; Mykhaylo Ozerov ; Dmitry Smirnov ; Samuel Hawkins ; Aaron Muhowski ; John Klem ; Wei Pan; |
| 918 | Tunable Topological Phenomenon in ABCA-tetralayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will show our recent experimental results on ABCA-tetralayer graphene. |
Yating Sha ; Kai Liu ; Jian Zheng ; Guorui Chen; |
| 919 | Robust Edge States in Periodically Strained Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work investigates the emergence and robustness of the in-gap edge states in periodically strained graphene with various superlattice structures. |
Nancy Sandler ; Dawei Zhai ; Adel Belayadi; |
| 920 | Exploring Unconventional Transport in Flat-band Systems By Quantum Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will discuss the role in transport of quantum geometric quantities other than the Berry curvature, such as the quantum metric. |
Johannes Mitscherling ; Dan Borgnia ; Joel Moore; |
| 921 | Flat Band Characteristics in Hexagonal Lattice Circuit QED Systems with Triple-leg Stripline Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we delve into various geometric aspects of a hexagonal optical lattice, akin to graphene, which has upper and lower flat band with Triple-leg stripline resonators(TSRs). |
Jun-Won Rhim ; Dongmin Kim; |
| 922 | Quantum Superwires: Dynamically Confined Electrons in Superlattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that phonon-electron scattering within the flat band regime is strongly suppressed, which further raises an alluring possibility of zero-resistivity wires guiding electron flow through the lattice. |
Ke Lin ; Anton Graf ; MyeongSeo Kim ; Joonas Keski-Rahkonen ; Eric Heller; |
| 923 | Classification of High-Ordered Topological Nodes Towards Moiré Flat Bands in Twisted Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Considering twisted bilayer systems that preserve chiral symmetry, we classify various ordered topological nodes in base layers and all possible node locations across different Brillouin zones. |
Ching-Kai Chiu ; Fan Cui ; Congcong Le ; Qiang Zhang ; Xianxin Wu; |
| 924 | Operator Growth in Many Body Localized Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The recursion method builds a Krylov basis with repeated application of the Louivillian, and outputs a sequence of positive numbers called the “Lanczos coefficients” and an orthonormal basis for the Krylov space. |
J. Clayton Peacock ; Dries Sels; |
| 925 | Propagation of Avalanches in The Disordered Heisenberg Model: A Computational Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the XXZ model with uniform disorder in contact with a weakly disordered spin chain, comprising a finite thermal bath. |
Tomasz Szoldra ; Piotr Sierant ; Jakub Zakrzewski ; Maciej Lewenstein; |
| 926 | Time Crystal in Non-Hermitian System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, Basu et al. [1] have opened the door to more interesting forms of symmetry breaking by non-unitary dynamics, such as a time crystal with quasi-long-range order. We consider an interacting form of this model and numerically solve it via time evolving block decimation (TEBD), comparing this to an analytical treatment via mean-field theory. |
Weihua Xie ; Michael Kolodrubetz; |
| 927 | Entanglement Growth and Localization in The Disordered Fermi Hubbard Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine the potential to tailor the growth of entanglement in the Fermi Hubbard model by tuning disorder in both the charge and spin degrees of freedom. |
Rachel Wortis; |
| 928 | Geometric Characterization of Many-Body Localization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that the MBQM can indeed be used to characterize the phase transition and construct a phase diagram as a function of disorder strength and interaction strength. |
William Faugno ; Tomoki Ozawa; |
| 929 | Localization Spectrum of A Bath-coupled Generalized Aubry-André Model in The Presence of Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, coupling the interacting GPD model to a thermal bath, we provide direct numerical evidence for multiple qualitative behaviors in the parameter space of disorder strength and energy level. |
Yi-Ting Tu ; DinhDuy Vu; |
| 930 | Interaction-enhanced Many Body Localization in A Generalized Aubry-Andre Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [1], we study the many-body localization (MBL) transition in a generalized Aubry-Andre model (also known as the GPD model) introduced in Ref. |
Ke Huang ; DinhDuy Vu ; Xiao Li; |
| 931 | Time Evolution Around The Many-body Localization Transition: Effects of Autocorrelated Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we numerically study the effects of autocorrelated disorder on the static and dynamical properties of a one-dimensional many-body quantum system which exhibits many-body localization. |
E. Jonathan Torres-Herrera ; Isaías Vallejo; |
| 932 | Non-Hermitian Many-Body Localization Through Singular Value Decomposition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose the use of the singular value decomposition, motivated by recent works in non-Hermitian physics [5-6], as the right tool to diagnose MBL in a non-Hermitian setting. |
Federico Roccati ; Federico Balducci ; Ruth Shir ; Aurelia Chenu; |
| 933 | Spin Survival Probability As A Probe of Dynamics in Infinite-Temperature Strongly Bond-Disordered 1D Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Certain universal properties are computable in one-dimensional disordered systems using the formalism of the strong-disorder renormalization group (SDRG). We show that, even at very strong disorder, SDRG is only capable of predicting the long-time asymptotic approach of this function rather than its value at infinite time, the latter being sensitive to the precise structure of the localized eigenfunctions. |
Yi Zhao ; Joel Moore; |
| 934 | Nonequilibrium Dynamics of Correlated Quantum Systems in The Presence of Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we introduce our recently developed nonequilibrium DMFT+CPA embedding scheme, that combines both the dynamical mean field theory (DMFT) and the coherent potential approximation (CPA) nonequilibrium extensions, to characterize the dynamics of a disordered interacting system described by the Anderson-Hubbard model under a time-dependent interaction [1]. |
Herbert Fotso; |
| 935 | Local Integrals of Motion in Anderson and Many-Body Localized Phases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss general bounds for the growth of local operators under Hamiltonian dynamics. |
Jesko Sirker ; Alexander Weisse ; Robert Gerstner; |
| 936 | Thermalization Dynamics in A Glassy Quantum Circuit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we present a random Floquet circuit model that is neither integrable nor fully chaotic, instead exhibiting glassy behavior. |
Richard Barney ; Yunxiang Liao ; Victor Galitski; |
| 937 | Dynamically Frozen Floquet Quantum Matter: Ergodicity Breaking Without Disorder in The Thermodynamic Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the absence of any conservation law, the drive is expected to steer it towards a chaotic state described locally by an infinite-temperature ensemble. Here we present a generic counterexample to this premise. |
Asmi Haldar; |
| 938 | Analytically Quantifying Cat Scar Enforced Discrete Time Crystalline Orders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We construct an analytical perturbation theory to quantitatively characterize rare Schrodinger’s cat eigenstates, dubbed cat scars, in a Floquet system. |
Biao Huang; |
| 939 | Study on Relationship Between Device and Material Characteristics for Bi2212-THz Emitters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we prepared Bi2212 crystals with different δ values, and compared the crystal characteristics and device characteristics to obtain further understanding of the role of excess oxygen for the emitter. |
Takanari Kashiwagi ; Shungo Nakagawa ; Shotaro Yamada ; Ryuta Kikuchi ; Yuki Enomoto ; Yuuki Yamauchi ; Yoshihiko Kuzumi ; Kentaro Maeshima ; Hironori Nakao ; Shigeyuki Ishida ; Hiroshi Eisaki ; Takashi Mochiku ; Hidetoshi Minami; |
| 940 | Josephson Plasma Wave Propagation in Bi2Sr2CaCu2O8 Crystals Over Macroscopic Length Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have observed the propagation of Josephson plasma waves at 0.45 THz through an optimally-doped Bi 2Sr 2CaCu 2O 8 slab with diameter 5 mm and thickness 0.21 mm, cut from a TSFZ growth rod and consisting of multiple single crystals. |
Timothy Benseman ; Sarah Elghazoly ; Alexei Koshelev ; Ulrich Welp ; Wai-Kwong Kwok ; Geetha Balakrishnan ; John Cooper; |
| 941 | Terahertz Emission from Stacked Intrinsic Josephson Junction Bi2Sr2CaCu2O8 Sources: (θ, Φ) Angle-dependence of The Emission Power Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For a large rectangular stack of optimally-doped Bi 2Sr 2CaCu 2O 8 Josephson junctions, we have studied the angular distribution of the emitted THz power in ( θ, φ)-space, where θ is the poloidal angle with respect to the crystalline c-axis, and φ is the azimuthal angle (i.e. within the plane of the CuO 2 layers). |
Timothy Benseman ; Sarah Elghazoly ; Karen Kihlstrom ; Alexei Koshelev ; Ulrich Welp ; Wai-Kwong Kwok ; Kazuo Kadowaki; |
| 942 | Exactly Solvable Model of Randomly Coupled Twisted Superconducting Bilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To obtain a more controlled understanding of the suggested “disorder-induced-order" mechanism, we construct an exactly solvable lattice mean field model and prove that when the disorder-average $ar{J}_1=0$, the model exhibits a TRS breaking phase for all temperatures below the SC transition, i.e., $T_c = T_{mathrm{TRSB}}$, regardless of the specific form of disorder. |
Andrew Yuan; |
| 943 | Anomalous Josephson Effect in Superconducting Multilayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the Josephson current-phase relation in a planar diffuse tunnelling superconducting multilayer junction in the parallel magnetic field. |
Aleksandr Osin ; Maxim Khodas ; Alex Levchenko; |
| 944 | One Dimensional Ballistic Multi-terminal Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Previous efforts have predominantly focused on multi-terminal Josephson devices based on two-dimensional electron gases where transport can be modeled by considering a network of two-terminal junctions. In this work, we built these junctions using ballistic PbTe nanowires, which naturally allow for the coupling of multiple superconducting electrodes by a single gate tunable scattering region. |
Vipin Khade; |
| 945 | Superconducting Diode Effect in Top-gated Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the interrelation between magnetic field and Rashba spin-orbit coupling yields a superconducting diode effect (SDE) that can be modulated by tuning the junction transparency with a top gate. |
Abhishek Chilampankunnel Prasannan ; Alex Matos-Abiague ; Baris Pekerten; |
| 946 | Observation of Nonreciprocal Josephson Effect in Atomic Layer Deposition Prepared TiN/Al2O3/ Hf1-xZrxO2 /Nb Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report here the preparation of Josephson junctions using ALD to grow a TiN/Al 2O 3/Hf 1-xZr xO 2 trilayer stack without breaking the vacuum and RF sputtering to prepare the top electrode of Nb. |
Shaoqing Ding ; Jinyuan Yao ; Quyen T Tran ; Bangzhi Liu ; Thomas Jackson ; Ying Liu; |
| 947 | Abnormal Supercurrent Diode Effect in Josephson Junctions of Au(111)/Nb with Epitaxial Tellurium Barrier Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present our approach to engineer the broken symmetries in fabricated Josephson junctions made on top of epitaxially grown Au(111)/Nb layers that host strong spin- orbit coupling at the surface. |
Varrick Suezaki ; Peng Wei ; En-De Chu ; Daniel Morales ; Nathan Ng; |
| 948 | Dissipationless Nonlinearity in Quantum Material Josephson Diodes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we theoretically develop an alternative approach to realize third-order nonlinearities from gate-tunable and intrinsically symmetry-broken quantum material Josephson junctions. |
Constantin Schrade ; Valla Fatemi; |
| 949 | Helical Spin-momentum Locking and Second Order Φ0-Josephson Effect in The Dirac Semimetal 1T-PtTe2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we establish the presence of a large JDE in a van der Waals transition metal dichalcogenide and type-II Dirac semimetal 1T- PtTe2 and distinguish between intrinsic and extrinsic mechanisms contributing to the effect in lateral Josephson junctions (JJs). |
Pranava Keerthi Sivakumar ; Mostafa Ahari ; Jae-Keun Kim ; Yufeng Wu ; George de Coster ; Anvesh Dixit ; Avanindra Pandeya ; Matthew Gilbert ; Stuart Parkin; |
| 950 | Josephson Diode Effect: An Interplay of Strong Second-order Harmonic Supercurrent and Junction Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study a quasi-two-dimensional junction consisting of two conventional s-wave superconductors sandwiching a Dirac semimetal, PtTe2. |
Pranava Keerthi Sivakumar ; Mostafa Tanhayi Ahari ; Jae-Keun Kim ; yufeng wu ; Anvesh Dixit ; George de Coster ; Avanindra Pandeya ; Matthew Gilbert ; Stuart Parkin; |
| 951 | Half-integer Shapiro Steps in DC SQUIDs with Graphene Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore these half-integer steps in a DC superconducting quantum interference device (SQUID) formed from two graphene JJs, where half-steps can be seen when the magnetic flux in the loop is equal to half a flux quantum, as expected[2], but also for integer flux when the CPR is non-sinusoidal. We find that the appearance of the half-integer steps can be controlled by changing the doping in the graphene and by changing the temperature, as both of these mechanisms change the skewness of the CPR[3,4]. |
Michael Thompson ; Max Taylor ; Emily Gamblen ; Jonathan Prance ; Andre Geim ; Moshe Ben Shalom; |
| 952 | Proximity to Tunneling Crossover in Van Der Waals Semiconductor Josephson Junctions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we delve into the superconducting proximity effect within NbSe 2/WSe 2/NbSe 2 Josephson junctions, where the WSe 2 semiconducting weak links vary in thickness from 3 to 18 layers. |
Jinho Park ; Jesse Balgley ; Xuanjing Chu ; Ethan Arnault ; Martin Gustafsson ; James Hone ; Kin Chung Fong; |
| 953 | Identification of Bosonic Quantum States in A Finite Momentum Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 1 We have studied highly two dimensional organic superconductors in a magnetic field oriented very close to parallel to the conducting planes. |
Charles Agosta ; Brett Laramee ; Raju Ghimire ; Logan Bishop-Van Horn ; Calvin Bales ; David Graf ; William Coniglio ; John Schlueter ; Akiko Kobayashi; |
| 954 | Superconducting Coupling in High-Tc Hydrides Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss the direct probes of the superconducting gap and the evidence of the multi-band nature of the underlying ground state. |
Fedor Balakirev ; Gregory Alexander Smith ; Boris Maiorov ; Vasily Minkov ; Fengmin Du ; Panpan Kong ; Alexander Drozdov ; Mikhail Eremets; |
| 955 | Superconductivity of Transition-metal-based Superconductors Sc6MTe2( M= Fe, Co, Ni): Ab Initio Study on Electron-phonon Coupling, Rattling Modes, and Anharmonic Effects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employ density functional perturbation theory and self-consistent phonon theory to investigate the role of electron-phonon coupling in Sc 6 MTe 2 ( M= Fe, Co, Ni). |
Ming-Chun Jiang ; Ryota Masuki ; Atsusi Togo ; Guang-Yu Guo ; Ryotaro Arita; |
| 956 | Implications of The Electron-phonon Coupling in CuPb9(PO4)6O for Superconductivity: An Ab Initio Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report ab initio calculations of the electronic and vibrational properties in CuPb 9(PO 4) 6O, including the electron-phonon coupling strength via strong-coupling Migdal-Eliashberg theory. |
Hari Paudyal ; Michael Flatté ; Durga Paudyal; |
| 957 | Artificial Non-magnetic Disorder Effect and Devastation to The FFLO Phase in Layered Organic Superconductor Κ-(BEDT-TTF)2Cu(NCS)2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To confirm one of the main characteristics of the FFLO state, vulnerability to non-magnetic disorders, in this study, we performed high-field ultrasound measurements of an X-ray irradiated organic superconductor κ-(BEDT-TTF) 2Cu(NCS) 2 (k-NCS, T c = 10.2 K), where the concentration of non-magnetic disorder can be artificially controlled, and conclusively demonstrated that the FFLO state is devastated by introducing disorder. |
Shiori Sugiura ; Shusaku Imajo ; Koichi Kindo ; Takahiko Sasaki; |
| 958 | Failed Superconducting Transitions in Organic Charge Transfer Salts Κ-[(BEDT-TTF)1-x(BEDT-STF)x]2Cu2(CN)3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we perform dc transport measurements at ambient pressure on κ-(STF) 0.11 and κ-(STF) 0.12 in magnetic fields ( H) up to 18 T and temperatures ( T) down to 20 mK. |
Yuxin Wang ; Dragana Popovic ; Yohei Saito ; Martin Dressel ; Andrej Pustogow ; Atsushi Kawamoto; |
| 959 | Large Critical Fields in Superconducting Ti4Ir2O from Anomalous Pseudospin Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, combining density functional theory calculations and analytic kp theories, we reveal that an anomalous spin-orbit driven Kramers degenerate pseudospin provides a natural explanation for the observations. |
Hao Wu ; TATSUYA SHISHIDOU ; Michael Weinert ; Daniel Agterberg; |
| 960 | Two-dimensional Ising Superconductivity and Charge Density Wave in Three-dimensional Bulk 4Hb-TaS2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using elastic and meV-resolution inelastic X-ray scattering and quantum transport, we show that the 2D Ising superconductivity and CDW emerge in the 3D bulk materials 4Hb-TaS 2. |
Fazhi Yang ; Heda Zhang ; Hechang Lei ; Hu Miao; |
| 961 | Superconductivity and Local Structural Correlations in Ba1-xKxBiO3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report on our efforts to extend the diffuse scattering measurements to temperatures below T c and to additional doping levels. |
Dayu Zhai ; Xing He ; Siddharth Gorregattu ; Sylvia Griffitt ; Marin Spaić ; Zachary Anderson ; Joseph Joe ; Matthew Krogstad ; Raymond Osborn ; Suchismita Sarker ; Jacob Ruff ; Yong Cai ; Damjan Pelc ; Martin Greven; |
| 962 | Exploring The Effects of Doping on Polar Order and Lattice Dynamics in Strontium Titanate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To investigate the effects of doping on the nature of the polar order in strontium titanate, we develop a simplified free energy model which includes the degrees of freedom necessary to capture the relevant physics in a doped, biaxially compressively strained system. |
Alex Hallett ; John Harter; |
| 963 | Magnetic Penetration Depth Measurements of Kagome Superconductors AV3Sb5 (A=Cs, K, Rb) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use scanning superconducting quantum interference device (SQUID) susceptometry to measure, side by side, the temperature dependence of the magnetic penetration depth of the series of kagome superconductors AV 3Sb 5 (A=Cs, K, Rb). |
Austin Kaczmarek ; Andrea Salinas ; Stephen Wilson ; Katja Nowack; |
| 964 | TDO As AMRO; Finding G* in Organic Superconductors with An Untraditional Tunnel Diode Oscillator Technique Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The renormalized gyromagnetic ratio, g*, which accounts for many-body effects and is also related to Wilson’s ratio, is an important, yet underreported quantity in low-dimensional … |
Brett Laramee ; Raju Ghimire ; William Coniglio ; David Graf ; Lee Martin ; John Schlueter ; Charles Agosta; |
| 965 | Oral: Study on Electronic Structure and Electron-phonon Coupling of Spinel Oxide Superconductor LiTi2O4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our latest study, we have employed in-situ measurements to obtain a comprehensive electronic structure and ultra-low-temperature tunneling spectrum of LiTi 2O 4. |
Minyinan Lei ; Xiaoyang Chen ; Xiaoxiao Wang ; Haichao Xu ; Rui Peng ; Donglai Feng ; Nan Guo ; Zhihui Chen; |
| 966 | Tailoring Nonreciprocal Topological Edge States with All-dielectric Nonlinear Metasurfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Recently, photonic topological insulators have gained great attention due to their potential in many different optics and photonics applications including waveguide systems, … |
Sema Guvenc Kilic ; Ufuk Kilic ; Mathias Schubert ; Eva Schubert ; Christos Argyropoulos; |
| 967 | Many-body Invariant for Cn Symmetric Higher-order Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by recent work by Tada and Oshikawa, we present a well-defined many-body bulk invariant for C n symmetric higher-order topological insulators, which is valid for both non-interacting and interacting systems. |
Ammar Jahin ; Yuxuan Wang ; Yuan-Ming Lu; |
| 968 | Domain Wall States in High Spin Topological Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Prior theoretical investigation has explored the topological insulating phases in two-dimensional spin-orbit-coupled spin 3/2 atomic gases [2]. In this work, we focus on the effect of an in-plane magnetic field on these topological phases. |
Takuto Kawakami ; Igor Kuzmenko ; Yshai Avishai ; Yigal Meir ; Masatoshi Sato; |
| 969 | Topologically Protected States in A 1D Monoatomic Insulator Through S-p Orbital Hybridization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the definition of the unit cell in such realizations is susceptible to a translation ambiguity, and the topological protection is itself susceptible to the local breaking of the protective spatial symmetries due to inhomogeneity across the material. In this work, we show how both these issues can be overcome by collapsing the spatial DoFs across a unit cell into orbital DoFs at a single site. |
Gengming Liu ; Violet Workman ; Jiho Noh ; Yuhao Ma ; Taylor Hughes ; Wladimir Benalcazar ; Gaurav Bahl; |
| 970 | The Spectral Localizer for Probing The Topology in Nonlinear Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a general framework for classifying the topology of nonlinear materials in any discrete symmetry class and any physical dimension. |
Stephan Wong ; Terry Loring ; Alexander Cerjan; |
| 971 | Topological Phase Transitions of Interacting Phases in Commensurate Magnetic Flux Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using exact diagonalization, we identify phase transitions from Hall insulating to topologically trivial charge density wave states for various flux quantum ratios and filling factors. Our findings demonstrate the importance of "conventional" phase transitions in the study of topological phases as they may provide loopholes for properties otherwise protected by no-go LSM-type theorems. |
Axel Fünfhaus ; Marius Möller ; Thilo Kopp ; Roser Valentí; |
| 972 | Orbital Magnetoelectric Effect in Three-dimension Chern Insulators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, adopting the definition of layer-projected orbital magnetization, we derive a new quantization rule in the layer-resolved orbital magnetoelectric response in 3D Chern insulators, which is quantized in units of the layer number multiplied by $e^2/h$ and is protected by lattice translational symmetry. |
Renwen Jiang ; Xin Lu ; Jianpeng Liu; |
| 973 | Optical Response of A Chern Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The moments of these microscopic fields are identified with the multipole moments of the charge-current distribution, and their spatial averages correspond to the macroscopic polarization and magnetization featured in the “modern theories of polarization and magnetization." Here we implement this formalism to study optical response of a Chern insulator to general electromagnetic fields in the linear regime. |
Jason Kattan ; John Sipe; |
| 974 | Detecting Band Inversions in Topological Insulators with Diffusion Monte Carlo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we develop a novel method to detect band inversion within continuum quantum Monte Carlo (QMC) that can accurately treat the electron correlation and spin-orbit coupling crucial to the physics of heavier elements. |
Annette Lopez ; Jaron Krogel ; Brenda Rubenstein; |
| 975 | Spatially Inhomogeneous Electromagnetic Response in A Moiré-Chern Insulator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, in the emerging fields of moiré materials and superlattice heterostructures, where characteristic lattice scales are very long, the potential impact of spatial variation in optical electric fields on experiments becomes evident. To address these considerations, we develop a gauge-invariant formalism for computing responses to spatially inhomogeneous electromagnetic fields. |
Robert McKay ; Fahad Mahmood ; Barry Bradlyn; |
| 976 | Conformal Field Theories Generated By Chern Insulators Under Quantum Decoherence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that the fidelity between a pure state trivial insulator and the mixed state density matrix of a Chern insulator under decoherence can be mapped to a variety of two-dimensional conformal field theories (CFT); more specifically, the quantity Z = tr{ρ c D ρ Ω} is mapped to the partition function of the desired CFT, where ρ c D and ρ Ω are respectively the density matrices of the decohered Chern insulator and a pure state trivial insulator. |
Kaixiang Su ; Nayan Myerson-Jain ; Cenke Xu; |
| 977 | Fundamental Bound on Topological Gap Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We provide a universal tight bound on the energy gap of topological insulators by exploring relationships between topology, quantum geometry, and optical absorption. |
Yugo Onishi ; Liang Fu; |
| 978 | Describing Quantum Entanglement in Topological Phases Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We offer a constructive approach to relate quantum entanglement to topological features, respectively described by the Wootters concurrence and Berry connection. |
Nadav Orion ; Eric Akkermans ; Boris Rotstein; |
| 979 | Revisiting The Nature of Topological Insulator Transitions in Three Dimensions in The Presence of Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using the kernel polynomial method on GPUs we compute transport properties on large system sizes, which we combine with a study of the wavefunctions obtained via Lanczos. |
Jed Pixley ; Justin Wilson ; Yixing Fu ; David Huse; |
| 980 | Topological or Thermodynamic Phase Transitions ? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We offer an alternative approach in the spirit of defect classification in thermodynamic phase transitions for ordered phases. |
Eric Akkermans ; Amit Goft; |
| 981 | Observation of Phase Transitions in IrTe2 Using Second Harmonic Generation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We employed the second harmonic generation (SHG) technique to investigate single crystals of IrTe 2 in a temperature range spanning from 7 K to 295 K. Using this method, we observed alterations in surface symmetries consistent with the structural phase shifts at approximately 270 K and 165 K, as previously reported in low energy electron diffraction (LEED), scanning tunneling microscopy (STM), and SHG measurements conducted at near room temperature. |
Govinda Kharal ; Bryan Chavez ; Rongying Jin ; Yanwen Wu; |
| 982 | Scanning Tunneling Microscopy and Spectroscopy of Monolayer Nickel Ditelluride on Gold Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we characterize the electronic local density of states using scanning tunneling spectroscopy (STS) correlated with atomic structure on mechanically exfoliated monolayer NiTe2 on gold and compare to our previous results on bulk NiTe2. |
Stephanie Lough ; Masahiro Ishigami ; Darian Smalley; |
| 983 | Flexoelectricity and Polarization Tilt Near Defects in Improper Ferroelectric Hexagonal Ferrites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, based on epitaxial h-YbFeO 3 films and quantitative analysis of the position of atomic columns from HAADF-STEM images, we reveal that YbFe 2O 4-type stacking fault induced bending of atomic layers leads to significant changes in polarization in hexagonal ferrites. |
Xin Li ; Guodong Ren ; Arashdeep Thind ; Rohan Mishra ; Yu Yun ; Xiaoshan Xu; |
| 984 | Investigation of The Effect of Polarization on The Phonon Modes in Thin Film Ferroelectric Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use scanning transmission electron microscopy (STEM) coupled with momentum-resolved vibrational electron energy-loss spectroscopy (vib-EELS) to understand the correlation between phonons and atomic displacement in a prototypical thin film PbTiO 3 (on DyScO 3 substrate) with the variation of c and a polarization. |
Mahir Manna ; Yifan Wang ; Surya Reddy ; Peter Crozier ; Sandhya Susarla; |
| 985 | The Electronic Band Structure and Conduction Band Formation of HfSe3 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the band structure of quasi one-dimensional HfSe 3 is investigated with nano-spot angle resolved photoemission spectroscopy (nanoARPES). |
Gauthami Viswan ; Alexey Lipatov ; Alexander Sinitskii ; Jose Avila ; Esha Mishra ; Mohammad Zaz ; Wai Kiat Chin ; Arjun Subedi ; Takashi Komesu ; Maria Asensio ; Archit Dhingra ; Peter Dowben; |
| 986 | Systematic Evolution of Electronic Structure in Monolayer TiXc2 (Xc = S, Se, and Te) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we have fabricated monolayer TiXc 2 (Xc = S, Se, and Te) on bilayer graphene by the unique combination of molecular beam epitaxy (MBE) and topotactic reaction, and studied their electronic states by ARPES. |
Koki Yanagizawa ; Tappei Kawakami ; Kosuke Nakayama ; Katsuaki Sugawara ; Seigo Souma ; Miho Kitamura ; Koji Horiba ; Hiroshi Kumigashira ; Takashi Takahashi ; Takafumi Sato; |
| 987 | Magnetic, Magnetotransport, and Anomalous Hall Effect Behavior in Polycrystalline Hexagonal Mn2FeSn Thin Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present the magnetic, magnetoresistance, and anomalous Hall Effect behavior in hexagonal D0 19 polycrystalline Mn 2FeSn thin films grown using the magnetron co-sputtering method. |
Duston Wetzel ; Jose Luis Sanchez Llamazeres ; Jesse Balgley ; Erik Henriksen ; Dipanjan Mazumdar; |
| 988 | Full-field Structural Microscopy of The Voltage-Induced Transition in VO2 Neuromorphic Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Local structural studies of the filament behavior are often limited due to time-consuming rastering which makes impractical many experiments aimed at investigating large spatial areas or temporal dynamics associated with the electrical triggering of the phase transition. Utilizing Dark Field X-ray Microscopy (DFXM), a novel full-field x-ray imaging technique, we study this filament formation process in-operando in VO 2 devices from a structural perspective. |
Elliot Kisiel ; Pavel Salev ; Ishwor Poudyal ; Fellipe Carneiro ; Fanny Rodolakis ; Zhan Zhang ; Oleg Shpyrko ; IVAN SCHULLER ; Zahir Islam ; Alex Frano; |
| 989 | Experimental Explorations of The Kagome-Honeycomb Lateral Heterostructure in FeSn Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a novel Kagome-honeycomb lateral heterostructure in FeSn using molecular beam epitaxy technique. |
Pengpeng Zhang ; Tuan Pham ; SEOUNGHUN KANG ; Yasemin Ozbek ; Mina Yoon; |
| 990 | Epitaxial 2D Pb-layers Proximitized to Monolayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Intercalation of Pb leads to the formation of different phases, which we have studied in detail among others using scanning tunneling microscopy. |
Christoph Tegenkamp; |
| 991 | Accurate Prediction of Size-dependent Conductivity of PdCoO2 Thin Films Using Size- and Momentum-dependent Mean Free Paths Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a novel approach developed to predict size-dependent conductivity using momentum- and size-dependent relaxation times derived from momentum-dependent group velocities and size-dependent mean free paths. |
YoungJun Lee ; Young-Kyun Kwon ; Seoung-Hun Kang; |
| 992 | Magnetism and Superconductivity in Rhombohedral Graphene Multilayers: Triplet Superconductivity, Intervalley Coherence, and Spin Orbit Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This allows carefully controlled experiments to probe both the interplay of intrinsic symmetry breaking terms as well as extrinsic substrate effects such as a periodic potential or enhanced spin orbit coupling. I will review experiments on these systems, focusing on experimental constraints imposed on the ground state phase diagram by transport, magnetization, and compressibility measurements in rhombohedral trilayer graphene. |
Andrea Young; |
| 993 | Superconductivity in Bernal Bilayer Graphene Enhanced By Spin-Orbit Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Most prominently, the SOC stabilizes the superconductivity in the system over a broad region of parameter space and increases the critical temperature by an order of magnitude. In this talk, I will review our recent experiments on this platform, where we tuned SOC by controlling the BLG-WSe2 twist angle and, besides superconductivity, looked into more subtle changes in the electronic phase diagram obtained by a combination of transport and capacitance measurements as well as theoretical modeling. |
Stevan Nadj-Perge; |
| 994 | Cascade of Correlated Phases in The Vicinity of Tuneable Van Hove Singularities in Bernal Bilayer Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: More prominently, we find competing nontrivial insulating and metallic phases at hole doping that exhibit intriguing temperature dependences and nonlinear I-V characteristics at zero magnetic field [1]. |
Anna Seiler; |
| 995 | Interaction-induced Gap and Gate-tunable Magnetism in Rhombohedral Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using transport measurements on suspended dual-gated devices, we observe an insulating ground state with a large interaction-induced gap up to 80 meV at half filling. |
Chun Ning Lau; |
| 996 | Real Space Structural Correlations in Quantum Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Analysis of the diffuse scattering, including both 3D-ΔPDF methods and simulations, reveals a frustrated short-range structure embedded within the long-range crystal structure that accounts for the bulk insulator-metal transition. |
Matthew Krogstad ; Matthew Davenport ; Stephan Rosenkranz ; Jared Allred ; Raymond Osborn; |
| 997 | Interpretable, Unsupervised Machine Learning for Voluminous Scattering Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss a novel unsupervised machine learning technique called X-ray Temperature Clustering (X-TEC) [1] that separates the scattering data into clusters of distinct physical origins. |
Krishnanand Mallayya; |
| 998 | X-ray Studies of Unconventional Charge Correlations in Kagome Metals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss recent x-ray scattering measurements of unusual charge correlations that develop in two classes of kagome compounds. |
Stephen Wilson; |
| 999 | Local Inversion-Symmetry Breaking in A Bismuthate High-Tc Superconductor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Although it has generally been thought that superconductivity in the bismuthates is of the conventional s-wave type, the pairing mechanism is still debated, with strong electron-phonon coupling and bismuth valence or bond disproportionation possibly playing a role. To shed new light on these questions, we have performed an extensive diffuse x-ray scattering study of the local structure of Ba 1-xK xBiO 3 across its insulator-metal boundary, together with 3D-ΔPDF analysis and Monte Carlo modeling [1]. |
Damjan Pelc; |
| 1000 | Studying Structural Heterogeneities in Quantum Materials with X-ray Diffuse Scattering: Stacking Faults in RuCl3, and Charge Density Waves in La2-xBaxCuO4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present advanced single crystal three dimensional difference pair distribution function (3D-deltaPDF) analysis, allowing us construct a quantitative model of the stacking faults in the material. |
Jennifer Sears; |
| 1001 | A Noise Protected Superconducting Fluxonium Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use the single-loop fluxonium circuit in a new regime. |
Waël Ardati ; Sebastien Leger ; Shelender Kumar ; Vishnu Suresh ; Dorian Nicolas ; Cyril Mori ; Francesca D’Esposito ; Guilliam Butseraen ; Bekim Fazliji ; Alexis Coissard ; Olivier Buisson ; Quentin Ficheux ; Nicolas Roch; |
| 1002 | Crossing Over from Electromagnetic Induced Transparency (EIT) to Autler-Townes Splitting (ATS) in A Single Superconducting Fluxonium Artificial Atom Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Because of large anharmonicity and tunability of the Fluxonium qubit, we designed a Lambda-type system with the controlling and probing transitions are strongly coupled to the transmission line while the transition between |0> and |1> states are protected while the fluxonium qubit close to the sweet spot. |
Ching-Yeh Chen ; Shih-Wei Lin ; Yu-Chi Chang ; Chen-Yun Chang ; Ching-Ping Lee ; Chien-Chun Ting ; Yen-Hsiang Lin; |
| 1003 | Novel Charging Effects in The Fluxonium Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we derive a convenient form of the fluxonium Hamiltonian that makes it easier to characterize the effects of a time-dependent offset-charge bias. |
Agustin Di Paolo ; Kyle Serniak ; Andrew Kerman ; William Oliver; |
| 1004 | Investigating The Loss Mechanisms of Driven Fluxonium Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The fluxonium qubit has garnered significant interest recently due to its high gate fidelities and strongly anharmonic spectrum. These valuable features have resulted in the … |
Angela Kou; |
| 1005 | Optimal Fluxonium Parameters for Capacitive Cross-resonance Gate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to obtain the fastest gate speed given a low target residual ZZ rate. |
Eugene Huang ; Figen Yilmaz ; Siddharth Singh ; Martijn Zwanenburg ; Taryn Stefanski ; Christian Andersen; |
| 1006 | Compact 2D Fluxonium Qubits Design with Inductive Coupling for Measurement and Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we propose a 2D fluxonium architecture with inductive coupling to achieve measurement and control. |
Chuanhong Liu ; Zahra Pedramrazi ; Noah Stevenson ; Noah Goss ; Long Nguyen ; Bingcheng Qing ; Larry Chen ; Kan-Heng Lee ; Bibek Bhandari ; Abhishek Chakraborty ; Justin Dressel ; Andrew Jordan ; David Santiago ; Irfan Siddiqi; |
| 1007 | Dephasing in Fluxonium Qubits from Coherent Quantum Phase Slips Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By varying the impedance of the array junctions, we specifically engineer a set of fluxonium qubits to be sensitive to CQPS-induced dephasing over three orders of magnitude. We characterize the coherence times of these qubits in regimes dominated by CQPS or flux noise and show agreement with theoretical models. |
Mallika Randeria ; Thomas Hazard ; Agustin Di Paolo ; Kate Azar ; Max Hays ; Leon Ding ; Junyoung An ; Hannah Stickler ; Michael Gingras ; Bethany Niedzielski ; Jeffrey Grover ; Jonilyn Yoder ; Mollie Schwartz ; William Oliver ; Kyle Serniak; |
| 1008 | Overcoming The Rotating-Wave Approximation in Fluxonium with Circularly Polarized Driving (Part 1) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we circumvent the aforementioned limitation by simultaneously performing linear charge and flux drives on a fluxonium superconducting qubit to create the circuit-quantum-electrodynamics analogue of circularly-polarized light. |
Leon Ding ; David Rower ; Max Hays ; Ilan Rosen ; Bethany Niedzielski ; Mollie Schwartz ; Jonilyn Yoder ; Kyle Serniak ; Jeffrey Grover ; William Oliver; |
| 1009 | Overcoming The Rotating-Wave Approximation in Fluxonium with Circularly Polarized Driving (Part 2) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we circumvent the aforementioned limitation by simultaneously performing linear charge and flux drives on a fluxonium superconducting qubit to create the circuit-quantum-electrodynamics analogue of circularly-polarized light. |
David Rower ; Leon Ding ; Max Hays ; Ilan Rosen ; Bethany Niedzielski ; Mollie Schwartz ; Jonilyn Yoder ; Kyle Serniak ; Jeffrey Grover ; William Oliver; |
| 1010 | Strong Coupling Between A 2D Fluxonium and Tantalum Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present our preliminary data on fabricating a 2D fluxonium and achieving strong coupling to a tantalum resonator. |
Haonan Xiong ; Jiahui Wang ; Jize Yang ; Zenghui Bao ; Yan Li ; Luyan Sun ; Hongyi Zhang ; Yipu Song ; Luming Duan; |
| 1011 | Engineering Spectral Properties of Fluxonium Through Josephson Plasma Frequency Optimization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we emphasize the ability to precisely design and fabricate desired fluxonium properties by optimization of the Josephson plasma frequency; which is tunable within the range of 10-100 GHz. |
Taketo Imaizumi ; Raymond Mencia ; Igor Golovchanskiy ; Vladimir Pesic ; Hao Chen Yeh ; Taha Bouwakdh ; Vladimir Manucharyan; |
| 1012 | Giant Effective Magnetic Moments of Chiral Phonons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The orbital-lattice coupling is one such mechanism where low-energy electronic excitations on a magnetic ion hybridize with phonons and endow a large magnetic moment to phonons. In this talk, I’ll present a microscopic model for the effective magnetic moments of chiral phonons based on this mechanism. |
Swati Chaudhary ; Gregory Fiete ; Martin Rodriguez-vega ; Dominik Juraschek; |
| 1013 | Connecting Phonon Chirality with Electronic Band Topology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present the magnetic response of transverse optical phonons in a set of Pb 1-xSn xTe thin films, which is a topological crystalline insulator for x > 0.32. |
Felix Hernandez ; Andrey Baydin ; Swati Chaudhary ; Fuyang Tay ; Ikufumi Katayama ; Jun Takeda ; Hiroyuki Nojiri ; Anderson Okazaki ; Paulo Rappl ; Eduardo Abramof ; Martin Rodriguez-vega ; Gregory Fiete ; Junichiro Kono; |
| 1014 | Chiral Phono-magnetism and Spin-rotation Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will give an introduction into chiral phono-magnetism and outline the current challenges in the field. |
R. Matthias Geilhufe; |
| 1015 | Chiral-phonon-activated Spin Seebeck Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show the observation of spin currents generated by chiral phonons in a two-dimensional layered hybrid organic-inorganic perovskite implanted with chiral cations when subjected to a thermal gradient. |
Jun Liu ; Kyunghoon Kim ; Eric Vetter ; Liang Yan ; Cong Yang ; Ziqi Wang ; Rui Sun ; Yu Yang ; Andrew Comstock ; Xiao Li ; Jun Zhou ; Lifa Zhang ; Wei You ; Dali Sun; |
| 1016 | Topological Semimetals Across The Correlation Spectrum Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They can result if either inversion symmetry (IS) or time-reversal symmetry (TRS) is broken. In this talk, I will discuss recent developments in this field, spanning from IS broken ferromagnetic half Heusler compounds such as NiMnSb and PtMnSb [2,3] to IS broken but TRS preserving Weyl-Kondo semimetals such as Ce 3Bi 4Pd 3 [4,5]. |
Sukriti Singh ; Diana Kirschbaum ; Juraj Habala ; Xinlin Yan ; Jonathan Noky ; Ana Garcia-Page ; Maia Vergniory ; Andrey Prokofiev ; Diego Zocco ; Chandra Shekhar ; Claudia Felser ; Silke Paschen; |
| 1017 | Synthesis of A Thin Film Weyl Ferromagnet Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will report on our development of a novel high-mobility, crystalline, thin film Weyl ferromagnet. |
Ryota Watanabe ; Ilya Belopolski ; Yoshihiro Kato ; Yuki Sato ; Yoshihiro Okamura ; Ryutaro Yoshimi ; Minoru Kawamura ; Xiao-Xiao Zhang ; Soma Nagahama ; Yukako Fujishiro ; Ching-Kai Chiu ; Max Hirschberger ; Atsushi Tsukazaki ; Kei Takahashi ; Guoqing Chang ; Masashi Kawasaki ; Naoto Nagaosa ; Youtarou Takahashi ; Yoshinori Tokura; |
| 1018 | Axion Sum Rule in Polar Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Axions from the local dark matter halo of the galaxy convert infrared electric fields into terahertz magnetic fields within polar solids. The sum of the infrared and terahertz … |
Noah Bray-Ali; |
| 1019 | Strain-induced Topological Phase Transitions in Α-phase Pnictogen Monolayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These 1ML black phosphorous structures are extremely susceptible to strain and buckling of the crystal lattice, which can change the electronic and topological properties of the film. Here we report strain induced topological phase transitions for both α-Sb and α-Bi monolayers and strain diagrams indicating the regime of these transitions. |
Jacob Cook ; Qiangsheng Lu ; Guang Bian; |
| 1020 | Abnormal Nonlinear Hall Effect in Thin-film Weyl Semimetals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will show an abnormal nonlinear Hall behavior in a layered Type II Weyl semimetal TaIrTe 4. |
Haotian Jiang ; Tairan Xi ; Yangchen He ; Daniel Rhodes ; Jun Xiao ; Ying Wang; |
| 1021 | Excitation of Bulk-like Coherent Phonons in MBE Films of The Dirac Semimetal SrMnSb2 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: DFT calculations show that a particular phonon mode of SrMnSb 2 can control its gap. We present evidence for these coherent phonons in thin films of SrMnSb 2 grown by Molecular Beam Epitaxy on III-V semiconductor substrates, by pump-probe spectroscopy and Raman spectroscopy. |
Manita Rai ; Hannah Aguirre ; Renee Chapla ; Javier Garcia de Castro ; Christopher Weber ; Sujan Subedi ; Darius Torchinsky ; Gavin Bell ; Thomas Rehaag ; Hans Bechtel; |
| 1022 | Low-temperature Crystal and Magnetic Symmetries in NdBi and The Related Topological States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To resolve the ambiguity among the possible magnetic structures and determine the corresponding topological state in NdBi, various single-crystal and powder X-ray and neutron diffraction experiments were carried out. Here, we present these results and corresponding analysis of structural and magnetic transitions in NdBi and discuss the low-temperature crystal and magnetic symmetries. |
Aashish Sapkota ; Benjamin Ueland ; Brinda Kuthanazhi ; John Wilde ; Lin-Lin Wang ; Sergey Bud’ko ; Robert McQueeney ; Paul Canfield; |
| 1023 | Gate-tunable Ferromagnetism in Epitaxially Grown Dirac Semimetal-ferromagnetic Semiconductor Heterostructures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This motivates the development of materials platforms wherein an external parameter (such as a gate voltage) is used to break a relevant symmetry (such as time-reversal) in a DSM. We explore this concept by using molecular beam epitaxy to interface a canonical DSM, Cd3As2, with a ferromagnetic semiconductor, (In,Mn)As, with perpendicular magnetic anisotropy. |
Emma Steinebronn ; Saurav Islam ; Run Xiao ; Wilson Yanez Parreno ; Yongxi Ou ; Supriya Ghosh ; Juan Chamorro ; Tyrel McQueen ; Chaoxing Liu ; Andre Mkhoyan ; Nitin Samarth; |
| 1024 | In-plane Transport Chirality in The Ferromagnetic Weyl Semimetal MnSb2Te4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using angle (φ) resolved in-plane magnetotransport measurements in conjunction with theoretical modeling we show that an FM MST is a Type I Weyl semimetal (WSM) with oppositely tilted Weyl cones displaying a giant field-antisymmetric planar Hall effect (PHE), the hallmark of chiral anomaly in a WSM. |
Afrin Nahar Tamanna ; Ayesha Lakra ; Entela Buzi ; Kyungwha Park ; Girish Sharma ; Sumanta Tewari ; Lia Krusin-Elbaum; |
| 1025 | Origin of Charge Density Wave in Topological Semimetals SrAl4 and EuAl4 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our comparative study reveals that the origin of the CDW in SrAl 4 and EuAl 4 is the strong electron-phonon coupling interaction for the transverse acoustic mode at small q-vector along the <! |
Lin-Lin Wang ; Niraj Nepal ; Paul Canfield; |
| 1026 | Spectroscopic Properties of Magnetic Weyl Semimetal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We performed spectroscopic measurements that take account into the interband and intraband transitions near Weyl nodes. |
Xielin Wang ; Shengxi Huang; |
| 1027 | High-Entropy Engineering of The Crystal and Electronic Structures in A Dirac Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we show a widely applicable strategy that uses high configuration entropy for manipulating relativistic electronic states, which overcomes the limitations of the conventional solid-solution approach. |
Suguru Yoshida ; Antu Laha ; Francisco Marques dos Vieira ; Hemian Yi ; Seng Huat Lee ; Sai Venkata Gayathri Ayyagari ; Yingdong Guan ; Lujin Min ; Jose Gonzalez Jimenez ; Leixin Miao ; David Graf ; Weiwei Xie ; Nasim Alem ; Venkatraman Gopalan ; Cui-Zu Chang ; Ismaila Dabo ; Zhiqiang Mao; |
| 1028 | In-situ Raman Spectroscopy Measurements of Non-thermal Plasma Driven Aniline Oxidation in Aqueous Solution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work illustrates the use of spectroscopic measurements to better understand plasma-liquid interactions and how we can begin to understand plasma-liquid interfacial interactions. |
Collin Clay ; Chelsea Mueller ; Christopher Rich ; George Schatz ; Peter Bruggeman ; Renee Frontiera; |
| 1029 | A Search for New 2D Surfactants: TMDs, MXenes & MBenes Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Emulsification of low-dimensional materials is an effective method for formation of macroscopic structures while preserving the degree of particle exfoliation, facilitating the … |
Inaki Agraso Sanchez ; Anna Blacha ; Jone Narbaiza ; Slawomir Boncel ; Karolina Milowska; |
| 1030 | Lower Length Scale Informed Continuum Modeling of Femtosecond Laser Processing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The second model describes the raster patterns and the material processing as a function of time. |
Jacob Pursley ; Patrick Thomas ; Nicholas Putnam ; Tyler Soenen ; Curtis Maxon; |
| 1031 | Influence of Temperature and Wettability on Dielectric Response of Calcite Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, here we demonstrate the use of dielectric spectroscopy as an effective method to characterize and understand the complex interactions in the calcite-water-oil system. |
Abdullah AlShuaibi; |
| 1032 | Oral: Plasmonic Interactions in One- and Two-dimensional Topological Insulators Based on The SSH Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we show the implementation of one- and two-dimensional plasmonic topological gratings based on the SSH model. |
Juan Merlo-Ramirez ; Madeleine Carhart ; Katherine Canavan; |
| 1033 | 3D Printed Fluorine-Free Omniphobic Surfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we demonstrate rapid fabrication of fluorine-free omniphobic surfaces possessing doubly reentrant texture using Digital Light Processing (DLP) 3D printing. |
Tyler McCoy ; Mohammad Alipanahrostami ; Wei Wang; |
| 1034 | Surface Patterning on Zirconia Dental Implants By Laser Imprinting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, zirconia samples were sintered and polished prior to surface patterning. |
Ali Er ; Inomjon Majidov ; Yaran Allamyradov ; Zikrulloh Khuzhakulov ; Salizhan Kylychbekov; |
| 1035 | Characterization of Electron-irradiated Graphene Drums Containing Air at Atmospheric Pressure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present Raman spectroscopy data, including I D/I D’ ratios, where I D’ is the intensity of the D’ peak, and annealing studies. |
Ibikunle Ojo ; Evan Hathaway ; Jianchao Li ; Roberto Gonzalez Rodriguez ; Yan Jiang ; Jingbiao Cui ; Jose Perez; |
| 1036 | Strong-field Physics and HHG in Solids: Topology, Magnetism, Floquet Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, in order to faithfully extract information from spectra a deep physical understanding of the mechanisms generating the response, and a proper comparison between theory and experiment, are required. I will discuss this fundamental issue in the context of ab-initio calculations, and present our recent work attempting to probe material topology with HHG. |
Ofer Neufeld; |
| 1037 | Characterizing Anomalous High-Harmonic Generation in Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We identify two unique properties of the anomalous harmonic yield that could be exploited to disentangle the anomalous harmonics from competing HHG mechanisms: an overall yield increase with laser wavelength; and pronounced minima at certain laser wavelengths and laser intensities. |
Mette Gaarde; |
| 1038 | High-harmonic Spectroscopy of Quantum Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: So far HHG has been used extensively in atomic and molecular systems in the gas phase. In this talk, I will discuss our initiatives in extending these capabilities to solid-state materials such as 2D crystals, heterostructures, and three-dimensional topological insulators. |
Shambhu Ghimire; |
| 1039 | High-harmonic Generation in Strongly Correlated Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we discuss the basic feature and origin of HHG in Mott insulators described by the single-band Hubbard model, a standard model for SCESs [1-3]. |
Yuta Murakami ; Shintaro Takayoshi ; Kento Uchida ; Akihisa Koga ; Martin Eckstein ; Koichiro Tanaka ; Philipp Werner; |
| 1040 | Lightwave-driven Currents in Graphene Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the second half, I will discuss our recent work of band structure engineering of graphene using complex two-color waveforms. |
Daniel Lesko; |
| 1041 | Flat Bands and Non-Fermi Liquid Behaviour in A Weyl Ferromagnet Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have performed density functional theory (DFT), transport, angle resolved photoemission (ARPES) and resonant inelastic X-ray scattering (RIXS) to map the spin and charge quasiparticles in the bilayer Kagome ferromagnet Fe3Sn2, well known for enigmatic electrical and magnetic properties. |
Gabriel Aeppli; |
| 1042 | Dynamical Defects in Two-dimensional Wigner Crystal: Self-doping and Kinetic Magnetism Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The two-dimensional Wigner crystal (WC) occurs in the strong interaction regime of a two-dimensional electron gas (2DEG). I will talk about the quantum dynamics of point defects … |
Kyung-Su Kim ; Ilya Esterlis ; Chaitanya Murthy ; Steven Kivelson; |
| 1043 | Kinetic Magnetism in Semiconductor Moire Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe magnetic properties of van der Waals heterostructures forming a frustrated triangular lattice in the vicinity of Mott-insulator states of electrons. |
Atac Imamoglu; |
| 1044 | Nematic Metal in A Multi-valley 2D Electron Gas: A Variational Monte Carlo Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: At low densities, the Coulomb interaction cannot be treated perturbatively. In this presentation, I will discuss results of a variational Monte Carlo study of a minimal extension of the simplest model to the case in which the 2DEG derives from two valleys, each with anisotropic effective mass tensors related in such a way that the full system posesses a C 4 (as opposed to full rotational) symmetry. |
Agnes Valenti ; Vladimir Calvera ; Steven Kivelson ; Erez Berg ; Sebastian Huber; |
| 1045 | High-efficiency Inter-chip Links Between Superconducting Qubits Through A Detachable Quantum Bus Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a modular hardware scheme for performing gates between superconducting transmon qubits on separated chips through a detachable quantum bus, realized with a superconducting cable. |
Michael Mollenhauer ; Michael Mollenhauer ; Abdullah Irfan ; Xi Cao ; Supriya Mandal ; Wolfgang Pfaff; |
| 1046 | Liquid Metal Enabled Modular Architecture of Superconducting Quantum Processor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report high internal quality factor coplanar waveguide resonators (CPWR) interconnected by gallium alloy droplets. |
Zhancheng Yao ; Martin Sandberg ; David Abraham ; Oliver Dial ; David Bishop; |
| 1047 | Optimizing Tunable Qubit Arrays for Quantum Simulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show that adjusting the resonant frequencies in a tunable qubit array allows one to create a variety of different energy level structures. |
Zak Espley ; Hilary Hurst; |
| 1048 | A Modular Superconducting Qubit Architecture Using Multi-chip Tunable Couplers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present the multi-chip tunable coupler in the context of Rigetti’s past work on implementing scalable architectures and flexible gate schemes. |
Angela Chen; |
| 1049 | Targeting Superconducting Resonator Frequency on Different Substrate Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We used a 4 K RF wafer prober to form a statistical data set for the center frequency of niobium superconducting readout resonators on both silicon and sapphire substrates. |
Mark Field ; David Pappas ; Brandon Boiko ; Connor Smith ; Sebastian Janik ; Josh West ; Feyza Oruc ; Kim Vu ; Cameron Kopas ; Joshua Mutus ; Andrew Bestwick; |
| 1050 | Observation of Interface Piezoelectricity in Silicon Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will report on our recent observation of the interface piezoelectric effect in crystalline silicon. |
Haoxin Zhou ; Kadircan Godeneli ; Zihuai Zhang ; Sinéad Griffin ; Alp Sipahigil; |
| 1051 | Characterization of High Quality-factor NbTiN Resonators in A Coaxial Stripline Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate devices in a coaxial stripline architecture [4], because it allows very high Q values and allows efficient characterization of different loss mechanisms [5]. |
Sam Cross ; Rafael Goncalves ; Wolfgang Pfaff; |
| 1052 | Homoepitaxial Growth of Sapphire for Superconducting Circuits By Molecular-beam Epitaxy Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: C-plane sapphire with low dielectric loss is used to fabricate superconducting microwave circuits. Dielectric losses in the substrate can be potentially reduced by using a thick … |
Huijun Di ; Manas Verma ; Vladimir Protasenko ; Huili Grace Xing ; Debdeep Jena; |
| 1053 | Substrate Etching for Quasiparticle Effect Mitigation: Compatibility with Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We fabricate, measure, and characterize superconducting coplanar waveguide (CPW) resonators located on thin (~100 nm) SiN membranes, where the Si substrate originally supporting the membranes is entirely etched away. |
Trevor Chistolini ; Kyunghoon Lee ; Archan Banerjee ; Mohammed Alghadeer ; Christian Juenger ; Maria Virginia Altoe ; Sudi Chen ; David Santiago ; Irfan Siddiqi; |
| 1054 | Transition Edge Sensors for Active Energy Removal from Silicon Substrates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One technique is to include additional energy removal methods. |
Miranda Thompson ; Kelsey Morgan ; John Mates ; Johnathon Gard ; Corey Rae McRae ; Florent Lecocq ; Michael Vissers ; Dan Schmidt ; Douglas Bennett ; Joel Ullom; |
| 1055 | Quasiparticle Relaxation in Superconductors Coupled to Normal Metals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I present experiments performed as part of the Superconducting Quantum Materials and Systems center to better understand how coupling with normal metals through direct proximity or via a tunnel barrier impacts the charge imbalance length seen in injector-detector NIS junction pairs. |
Kevin Ryan ; Venkat Chandrasekhar; |
| 1056 | Incorporating Carbon Nanotubes Into A Superconducting Quantum Bit Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: We look at the properties of carbon nanotubes (CNTs) grown on sapphire and quartz. Sapphire and quartz have several attractive features for incorporating CNTs into a quantum bit. … |
Denae Cherry ; Nathan Thobabin ; Kaiwen Zheng ; Robert Cooper ; Kater Murch ; Irma Kuljanishvili ; David Wisbey; |