Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2024 March Meeting
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TABLE 1: Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2024 March Meeting
| Paper | Author(s) | |
|---|---|---|
| 1 | Topological Duality in Complex Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Through rigorous analytical methods and extensive simulations, we demonstrated that nodewise and layerwise connectivity characterize different-but-related aspects of the same system. |
Fabrizio De Vico Fallani; |
| 2 | Neural Embeddings Unveil Simplicity in Complex Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the “black box” nature of neural networks makes these embeddings difficult to interpret, posing a challenge for their use in generating rigorous scientific understanding. In this talk, we will address this issue by linking neural embeddings with interpretable, tangible physical measurements. |
Sadamori Kojaku; |
| 3 | Statistical Physics of Urban Mobility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While it usually evolves slowly, it can change fast during large-scale emergency events, as well as due to urban renewal in rapidly developing countries. This work presents an approach to delineate such urban dynamics in quasi-real-time through a human mobility metric, the mobility centrality index. |
Marta Gonzalez; |
| 4 | Unlabeled Network Science Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We prove that their entropies scale differently, indicating that the leading contribution to the "randomness" of the labeled graphs comes from their random labeling, versus their random structure. |
Dmitri Krioukov; |
| 5 | Unified Framework for Hybrid Percolation Transitions Based on Microscopic Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By studying two distinct cluster merging models, we uncover the universal mechanism of the features of HPT-s at a microscopic level. |
Byung nam Kahng; |
| 6 | Quantum Coding Transitions in The Presence of Boundary Dissipation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we demonstrate a rich dynamical phase diagram in a one-dimensional quantum many-body system subject to dissipation at the boundary, displaying different regimes distinguished by the fate of quantum information at late times. |
Izabella Lovas ; Sagar Vijay ; Utkarsh Agrawal; |
| 7 | Lieb-Schultz-Mattis Theorem in Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we extend the LSM theorem to open quantum systems and establish a general theorem that restricts the steady state and spectral gap of Liouvillians based solely on symmetry. |
Kohei Kawabata ; Ramanjit Sohal ; Shinsei Ryu; |
| 8 | Monitored Dynamical Quantum Matter of Free Fermions: Symmetry Classification and Field Theory Description Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present a general theoretical framework to study the universal behavior of monitored free-fermion dynamics. |
Chao-Ming Jian ; Hassan Shapourian ; Bela Bauer ; Andreas Ludwig; |
| 9 | Entanglement Phase Transition Due to Reciprocity Breaking Without Measurement or Post-selection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The observation of entanglement phase transitions in many-body systems subject to competition between unitary and non-unitary dynamics faces the fundamental barrier of post-selection problem. In this work, we sidestep this issue by considering only fully unitary dynamics. |
Gideon Lee ; Tony Jin ; Yuxin Wang ; Alexander McDonald ; Aashish Clerk; |
| 10 | Dynamical Phase Transitions Induced By Conditional Mutual Information’s Propagation Beyond The Lightcone Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study of an N-qubit system subjected to noisy random unitary gates with an error rate p, we observe and analyze the dynamical phase transition of entanglement at the thermodynamic limit where N → ∞ and p → 0. |
Su-un Lee ; Changhun Oh ; Yat Wong ; Liang Jiang; |
| 11 | Measurement-induced Quantum Phase Transition with Classically Diffusing Measurers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show that the universality class of the MIPT drastically alters when the system is coupled to a diffusing conserved density. |
Hyunsoo Ha ; Akshat Pandey ; Sarang Gopalakrishnan ; David Huse; |
| 12 | Observing Measurement-induced Entanglement Transitions Using A Mixed-state Entanglement Measure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ the configuration coherence to demonstrate that entanglement in both the trajectories and master equation approaches reveal the MIT. |
Christian Carisch; |
| 13 | Transitions of Distinguishability and Entanglement in Monitored Dynamics of Bosons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This is because the photon loss effect can be manipulated in such optical systems. In this work, we characterize such non-unitary dynamics through the distinguishability of bosons, which is related to the computational complexity. |
Ken Mochizuki ; Ryusuke Hamazaki; |
| 14 | Measurement and Feedforward Induced Entanglement Negativity Transition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the interplay between measurement-induced dynamics and conditional unitary evolution in quantum systems. |
Ramis Movassagh ; Alireza Seif ; Yu-Xin Wang ; Aashish Clerk; |
| 15 | Absence of Entanglement Transition Due to Feedback-induced Skin Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that certain open boundary systems under "generalized monitoring", consisting of "projective monitoring" and conditional feedback, display an anomalous late-time particle concentration on the edge, reminiscent of the "skin effect" in non-Hermitian systems. |
Jie Ren; |
| 16 | Measurement Induced Phase Transition with An Extended Log-law Phase in An Integrability-broken Transverse Field Ising Model Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Measurement induced entanglement phase transitions in many-body quantum systems are an important aspect of study in monitored quantum circuits due to their fundamental role in any … |
Monalisa Singh Roy ; Jonathan Ruhman ; Emanuele Dalla Torre ; Efrat Shimshoni; |
| 17 | Observing Measurement Induced Entanglement Transitions Via A Tensor Network Based Hybrid Quantum Algorithm Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An MPS can thus well-approximate the experimental state above $p_{c}$ but fail exponentially below it. We propose using the breakdown of this approximation to pinpoint the critical point. |
Yariv Yanay ; Charles Tahan ; Brian Swingle; |
| 18 | New Critical States Induced By Measurement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we study the effect of measurement and postselection on the critical ground state of a Luttinger liquid theory and show that it can lead to qualitatively new critical states. |
Xinyu Sun ; Shao-Kai Jian ; Hong Yao; |
| 19 | Viscoelastic Mechano-bits for Increased Storage Density and In-memory Mechanical Computation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Leveraging the non-abelian behavior that arises from rank order coding, we design a mechanical memory system that can exhibit order-dependent behavior. |
Andres Arrieta ; Aman Thakkar; |
| 20 | Multiperiodic Responses and Memory Effects in Frustrated Sheets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce an experimental platform that combines the geometric control of origami with the multistability of frustrated sheets, which allows to precisely and reproducibly couple and program multiple bistable hysteretic elements. |
Lishuai Jin ; Colin Meulblok ; hadrien bense ; Martin van Hecke; |
| 21 | Harnessing Nonlinearity for Optomechanical Reservoir Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work 1) demonstrates the benefit of combining different physical nonlinearities and 2) develops greater insight into the connection between the RC nonlinearity and computing performance, leading to more efficient RCs. |
Steven Kiyabu ; Daniel Nelson ; Benjamin Schultz ; John Thomson ; Timothy Vincent ; Amanda Criner ; Philip Buskohl; |
| 22 | Emergent Memory in Spatio-sequentially Driven Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While most studies have focussed on spatially homogeneous driving conditions, spatially textured driving can elicit path-dependent behaviour. Here, we introduce a model system and develop a systematic approach to investigate and describe such non-commutative responses. |
Colin Meulblok ; Martin van Hecke; |
| 23 | Subharmonic Driving Response from Frustrated Interactions and Scrambling in A Mechanical Hysteron System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Modelling a disordered system as a collection of interacting hysterons, we attempt to uncover the principles underlying a subharmonic response. |
Margot Teunisse ; Colin Meulblok ; Lishuai Jin ; Dor Shohat ; Martin van Hecke; |
| 24 | Hysteresis As A Feature, Not A Bug—Exploiting Textile Hysteresis for Wearable Soft Robots Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One of the key challenges for controlling these devices, however, is the large amount of mechanical hysteresis they exhibit due to friction between the yarns of the fabric. In this work, we propose a phenomenological modeling approach to capture these effects based on techniques originally developed for magnetic systems. |
Connor McCann ; James Arnold ; Carolin Lehmacher ; Katia Bertoldi ; Conor Walsh; |
| 25 | Reconfigurable Pneumatic Oscillatory Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present adaptive pneumatic valves that widen the design space for electronic-free fluidic circuits. |
Mostafa Mousa ; Antonio Elia Forte; |
| 26 | Mapping Inflation Pathways for Multiple Connected Balloons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Due to this property, it is well known that connecting two rubber balloons leads to instabilities and complex pathways. Taking inspiration from this phenomenon, we map the possible inflation/deflation pathways of connected hyperelastic balloons with different pressure curves, including those displaying bifurcation points and hysteresis. |
Gentian Muhaxheri ; Christian Santangelo; |
| 27 | Varying The Stiffness of Inflating Balloons Via Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we find that the inflation-stiffness relationship is dependent on two parameters: the curvature of the balloon surface and the thickness of the elastic sheet that makes the balloon. |
Nidhi Pashine ; Robert Baines ; Dong Wang ; Medha Goyal ; Corey O’Hern ; Rebecca Kramer-Bottiglio; |
| 28 | Bending Rigidity of Fluid-running Tubes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the rigidity and instability of cylindrical shells with fluids running inside it. |
Satsuki Shibuya ; Tomohiko Sano; |
| 29 | Bending Deformation of Tape-springs By A Curved Indenter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform three-point bending test for tape-springs, using the indenters of different-shaped caps to uncover their roles. |
Shunsuke Nomura ; Tomohiko Sano; |
| 30 | Preprogramming Functional Behaviors of Thin Hemispherical Shells Via Engineered Defects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we investigate the effects of seeding strategic macro scale imperfections in soft, thin hemispherical shells to achieve multifunctional and preprogrammable behaviors. |
Kieran Barvenik ; Zachary Coogan ; Eleonora Tubaldi; |
| 31 | Jumping Dynamics of Spherical Shells Driven By Snap-through Buckling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, as a simple model system, we study the jumping dynamics of a hemispherical shell on a rigid substrate driven by pneumatically-controlled snap-through buckling. |
Takara Abe ; Shuhei Shimizu ; Yukitake Nakahara ; Hidetoshi Takahashi ; Genya Ishigami ; Tomohiko Sano; |
| 32 | Crack Propagation on Bilayer Spherical Shells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, as a model system to uncover the relation of material and geometric non-linearity in fracture phenomena, we study crack patterns on the surface of pressurized bi-layer shells. |
Tomohiko Sano ; Naoki Sekiya ; Yuri Akiba; |
| 33 | Dynamics of The CRISPR Array Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work focused on Type 1E CRISPR/Cas system expressed from synthetic constructs in Escherichia coli. |
James Boedicker; |
| 34 | From Epigenetic Landscape to Genetic Assimilation: Revisiting Waddington’s Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our model captures Waddington’s picture of developmental paths in a canalized landscape, with alternative paths that can be controlled by either external signals or internal variables. |
Archishman Raju ; BingKan Xue ; Stanislas Leibler; |
| 35 | Quantifying Sample Collection Time Uncertainty Improves Epidemiological Modeling of SARS-CoV-2 Evolution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present results from our simulations that validate this method, as well as applications to real-world viral case data. |
Elizabeth Finney ; John Barton ; Brian Lee; |
| 36 | Emergent Structure Enables Lab-evolved Multicellular Organisms to Overcome Nutrient Diffusion Limits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Over ~5,000 generations of selection for large size, these clonal yeast clusters evolved to grow exponentially to millimeter sizes in both still and shaken media, growing far larger than previously-demonstrated uptake limits. In this project, we explore how the internal structure of these multicellular clusters facilitates fluid flow through them. |
Emma Bingham ; William Ratcliff ; Peter Yunker; |
| 37 | Robustness of Collectively Encoded Genomic Information Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate the suppression of mutations through cooperation among oligomers. |
Leon Zhou ; Martin Falk ; Yoshiya Matsubara ; Kabir Husain ; Jack Szostak ; Arvind Murugan; |
| 38 | Inferring Time-varying Selection for HIV Escape from T Cell Responses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we extend the marginal path likelihood [1] method to disentangle the time-varying effects of escaping CD8 + T cell-mediated immunity, which we model as a binary trait, from other contributions to fitness. |
Yirui Gao ; Brian Lee ; John Barton; |
| 39 | Evolutionary Adaptation of Dense Microbial Colonies to Surface Associated Growth Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Future work will investigate the physical and mechanical changes evolved at both the single-cell and colony scales that enable faster expansion and modulation of the evolutionary dynamics at play in the colony. |
Katie Randolph ; Marco Fumasoni ; Andrea Giometto; |
| 40 | Mass Extinctions & Evolutionary Lineages: A Coalescent-Theory Approach in An Agent-Based Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In an agent-based model of evolutionary dynamics, which has been shown to undergo a nonequilibrium phase transition from extinction to survival, we apply principles of coalescent theory to investigate the responses of population lineages to simulated mass extinctions of various depths and durations. |
Emily Vastola ; William Hayes ; Joseph Milliano ; Tyler Hanke ; Ian Heye ; Dawn King ; Sonya Bahar; |
| 41 | The Prebiotic Emergence of Biological Evolution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using evolutionary invasion analysis, we develop a universal framework for describing any origin story for evolutionary dynamics. |
Charles Kocher ; Ken Dill; |
| 42 | Population Structure, Information, and Growth in Randomly Fluctuating Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will show how population structure encodes the information about the history of environmental change and guides population growth. |
Antun Skanata; |
| 43 | Landscape-Enhanced Mutant Survival Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using an Eden model, we simulate population spatial expansion through a landscape of hotspots with deleterious mutations arising at a fixed rate. |
Jimmy Gonzalez Nunez ; Daniel Beller; |
| 44 | Using Time-series Genomic Data for Early Detection of Novel SARS-CoV-2 Variants with Increased Transmissibility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we develop an epidemiological model that describes the evolution of a pathogen population over time. |
Brian Lee; |
| 45 | Fast Is Hot: Energetics of Information Erasure and The Overhead to Landauer’s Bound at Low Dissipation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use as one-bit memory an underdamped micro-mechanical oscillator confined in a double-well potential created by a feedback loop. |
Ludovic Bellon ; Sergio Ciliberto ; Salambô Dago ; Jorge Pereda ; Nicolas Barros; |
| 46 | Optimal Encoding of Information Enables Net Work Extraction from A Partially Observable Szilard Engine Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: In the classical Szilard engine, a Maxwell demon makes perfect measurements, and all stored information leads to work extraction. However, a real system may produce ambiguous … |
Prithviraj Basak ; John Bechhoefer; |
| 47 | Thermodynamics of Periodic Processes with Unidirectional Transitions and Stochastic Finishing Times — The Case of Digital Computers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Developing a thermodynamic theory of computation is a challenging task that requires addressing difficulties such as stochastic halting times, unidirectional (possibly deterministic) transitions, and restricted initial conditions, features common in real-world computers. Here, we present a framework which tackles these difficulties by extending martingale theory of non-equilibrium thermodynamics to non-stationary Markovian dynamics with broken local detailed balance and absolute irreversibility. |
David Wolpert ; Édgar Roldán ; Gonzalo Manzano Paule ; Gülce Kardes; |
| 48 | Controlling Stochastic Logic Circuits Subject to Thermodynamic Tradeoffs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore tradeoffs among speed, accuracy, and dissipation in a thermodynamically consistent model of complementary logic gates to understand the fundamental bounds and design principles for computing near thermal energy scales. |
Songela Chen ; Phillip Helms ; David Limmer; |
| 49 | The Stochastic Thermodynamics of Communication Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we analyze how the channel information capacity – a property of communication systems that is fundamental to modern information theory – is related to the entropy production in a communication channel. |
Abhishek Yadav ; David Wolpert; |
| 50 | Thermodynamically Optimal Information Gain in Finite Time Measurement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will show the finite-time enegy cost for measurement process by incorporating optimal transport theory, which has attracted attention as a theory that provides tight bounds on the energy cost required for finite-time processes. |
Rihito Nagase ; Takahiro Sagawa; |
| 51 | Trade-offs Between Cost and Information in Cellular Prediction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This constitutes a universal upper bound on prediction accuracy. Using existing experimental data, we show that E. coli cells are far below this upper bound for signals typically encountered during chemotaxis. |
Age Tjalma ; Vahe Galstyan ; Nils Becker ; Pieter Rein ten Wolde; |
| 52 | Bit-driven Active Matter: Measurement Turns Noise Into Motive Power Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The result is a fluid comprised of microscopic controllers carrying out feedback loops that can use environmental noise as a source of motive power. We demonstrate how such a system, when simulated, can create patterns that are immune to noise. |
Bryan VanSaders ; Vincenzo Vitelli; |
| 53 | Thermodynamic Cost of Molecular Computation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss a thermodynamic limit on computation. |
Milo Lin ; Easun Arunachalam; |
| 54 | Connecting Dynamical Coherent Structures to Thermodynamics in Nonequilibrium Reaction Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider a range of dynamical regimes by applying nonequilibrium forcing via chemostats. |
Charles Young ; Alexander White ; Sergei Tretiak ; Galen Craven; |
| 55 | Information Processing First and Second Laws for Maxwellian Ratchets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We then show how stochastic thermodynamics’ integral fluctuation theorems take the first law equality to second law inequalities, thus recovering, extending, and ultimately tightening previous results for nonequilibrium steady-state ratchets which violate detailed balance—the case for a great number of complex biological and biophysical processes. In this talk, we will present the information processing first and second laws and then apply them to an example ratchet designed to tunably violate detailed balance in its effective dynamics. |
Mikhael Semaan; |
| 56 | The Emergence of State Collapse and Thermalization in The Geometric Quantum State of Two Sites in An Extended Hubbard Chain Undergoing Unitary Evolution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we study the GQS of one and two sites of a 1D extended Hubbard model and report the resulting phenomenology. |
Emily Townsend ; Garnett Bryant ; Fabio Anza; |
| 57 | Scrambling and Operator Entanglement in Local Non-Hermitian Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that while OTOCs fail to capture information scrambling in a simple, local, non-Hermitian transverse-field Ising model, the closely related operator entanglement is a robust measure of dynamical properties of interest. |
Brian Barch ; Namit Anand ; Jeffrey Marshall ; Eleanor Rieffel ; Paolo Zanardi; |
| 58 | Information Scrambling in Free Fermion Systems with A Sole Interaction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is well-established that the presence of single impurity can have a substantial impact on the transport properties of quantum many-body systems at low temperature. In this work, we investigate a close analog of this problem from the perspective of quantum information dynamics. |
Qucheng Gao ; Pengfei Zhang ; Xiao Chen; |
| 59 | Dynamical Information Preservation with Dissipative Time Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that the time-crystalline behaviour observed in the thermodynamic limit of dissipative systems can be utilised to preserve dynamical information. |
Mert Esencan ; Alex Lvovsky ; Berislav Buča; |
| 60 | Scrambling of Algebras in Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this paper, we introduce an algebraic OTOC (A-OTOC) that allows us to study information scrambling of generalized quantum subsystems under quantum channels. |
Namit Anand ; Paolo Zanardi ; Faidon Andreadakis; |
| 61 | Quantum Avalanche on Infinite Ribbon-like Lattice with Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a 2D infinite long ribbon-like disordered electronic system coupled to an electronic bath and the electron-phonon interaction is also considered in the system. |
Xi Chen ; Jong Han; |
| 62 | Avalanche Instability As Nonequilibrium Quantum Criticality Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Analytic theory, supported by numerical calculations, establishes that the quantum avalanche, an abrupt nonequilibrium occupation of excited bands, results from the competition between the collapse of the band minimum via the phonon emission and the dephasing of the electron with the environment. |
Jong Han ; Xi Chen; |
| 63 | Quantum Electrodynamics Under A Quench Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the nonequilibrium regime of quantum electrodynamics following a global quantum quench on the mass of the fermion. |
Ming-Rui Li ; Hong Yao ; Shaokai Jian; |
| 64 | OTOCs Beyond Semiclassics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the interplay of hydrodynamics and quantum chaos by searching for universal properties of OTOCs in systems where hydrodynamics emerges. |
Ruchira Mishra ; Luca Delacretaz; |
| 65 | The Interplay of Finite and Infinite Size Stability in Quadratic Bosonic Lindbladians Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This has been linked to anomalous dynamical phenomena in truncated systems, notably, dynamical metastability – transient amplification preceding asymptotic relaxation, in parameter regimes where the finite-size system is dynamically stable. In this work, we report on the identification of QBLs which host an opposite flavor of dynamical metastability, namely, such QBLs that are dynamically stable in the infinite-size limit, but become unstable under open boundaries, for arbitrary system size. |
Mariam Ughrelidze ; Vincent Flynn ; Emilio Cobanera ; Lorenza Viola; |
| 66 | Simulating Quantum Dynamics in Two-dimensional Lattice with Tensor Network Influence Functional Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This extension is achieved by approximating influence functional tensors as locally separable matrix product states (MPS). |
Gunhee Park ; Garnet Chan; |
| 67 | One Dimensional Free Entanglement Hamiltonians for Off Critical Systems and in The Presence of Defects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use high precision numerics to directly calculate the entanglement Hamiltonian for the critical and off critical Ising chain in the presence of defects, for connected and disconnected subsystems. |
Gavin Rockwood; |
| 68 | Numerical Reconstruction of Entaglement Hamiltonians Using Matrix Product States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The main contribution of this work is to introduce a way to find nice easy to understand EHs numerically. |
David Rogerson; |
| 69 | Omnipotent Rods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They make up complex entangled structures, e.g., bird nests, and actively functional units, e.g., the elephant trunk, but also help build mundane objects, e.g., textiles. In this talk, I will discuss how the nonlinear mechanics of elastic rods make them versatile and powerful building blocks for functional materials. |
Pierre-Thomas Brun; |
| 70 | Non-linear Interaction Via Disordered Structures for Complex Picking Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ an external electromagnetic field as a stimulus to form a structure consisting of U-shaped ferromagnetic particles which are inherently prone to tangle. |
Ashkan Rezanejad ; Antonio Elia Forte; |
| 71 | Beams, Bots, and Beyond: Elastic Path to Microbot Intelligence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While previous endeavors have sought to harness external stimuli such as lights and magnets to control such swarms in forming clusters or directing movements, these approaches often require intricate design alternations and ancillary hardware. Here, we show a novel mechanism of coupling nonlinear elasticity to guide these brainless agents in forming structured assemblies capable of directed motion and emergent intelligent behaviors. |
Yuchen Xi ; Richard Huang ; Trevor Jones ; Tom Marzin ; Pierre-Thomas Brun; |
| 72 | Tristability and Hysteresis in Beams with Slits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that beams with a slit show both reversible buckling and hysteretic snapping under axial load, and for a given load can become tristable. |
Bernat Durà ; Lennard Kwakernaak ; Martin van Hecke; |
| 73 | Bifurcation Instructed Design of Multistate Machines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will describe an alternative design paradigm where the function of machines arises from interactions of all the machine components, and the operation of the machine is organized by a bifurcation of multiple equilibria. |
Itay Griniasty ; David Hathcock ; Teaya Yang ; Yuchao Chen ; Paul McEuen ; James Sethna ; Itai Cohen; |
| 74 | Design and Additive Manufacturing of Multistable Mechanical Metamaterials with Tunable Stiffness Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents the design of a mechanical metamaterial based on an assembly of bistable von Mises truss building blocks. |
Yannis Liétard ; Daniel Therriault ; David Melancon; |
| 75 | Leveraging Yield Buckling to Achieve Ideal Shock Absorbers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce plasticity as a design tool to create mechanical metamaterials that combine all the elements required of an ideal shock absorber. |
Wenfeng Liu ; Shahram Janbaz ; David Dykstra ; Bernard Ennis ; Corentin Coulais; |
| 76 | Porous Metamaterials with Twofold Buckling Instability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we explore a novel soft porous metamaterial that demonstrates different short-wavelength global buckling modes under positive and negative pressure. |
Eleonora Tubaldi ; Kieran Barvenik ; Michael Bonthron; |
| 77 | Multistability in Beadwoven Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While the mechanics of these materials are being better understood through their mathematical and physical study, the masters who know them best are the hobbyists and artists who use and develop the techniques using traditional wisdom and personal experience. In this talk we will explore the state-of-the-art of beadwoven arts within the scientific context and connect how geometric frustration in these traditional techniques lead to multistable functions. |
Trevor Jones; |
| 78 | Reconfiguration of Kirigami-Inspired Parachutes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Mechanical metamaterials inspired by kirigami offer opportunities to reduce the parachute opening shock as they exhibit exotic reconfiguration under transverse flow. Here, we show that by adding slits to a flexible disk, we can control its drag-speed response under flow through geometric design. |
Danick Lamoureux ; Sophie Ramananarivo ; David Melancon ; Frederick Gosselin; |
| 79 | Origami-Inspired Camber Design in Rigidized Membrane-Like Wings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a modeling approach which allows us to describe and predict the wing camber for conical geometry. |
Clark Addis ; Andres Arrieta ; Salvador Rojas ; Dimitrios Michalaros; |
| 80 | Mechanics of Rotating ‘potatoes’ Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the mechanics of a deformable solid of arbitrary geometry – a.k.a. “mechanics potato” – in a rotating frame of reference (FoR). |
Gilad Yakir ; Pedro Reis; |
| 81 | Bio-realistic Multiscale Modeling of Cortical Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A central question in neuroscience is how the structure of brain circuits determines their activity and function. To explore this systematically, we developed a 230,000-neuron model of mouse primary visual cortex (area V1). |
Anton Arkhipov; |
| 82 | Memory-induced Long-range Order in Neural Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the relation between memory (time non-locality) and long-range order (LRO) in neuronal dynamics. |
Chesson Sipling ; Jay Ke-Chieh Sun ; Massimiliano Di Ventra; |
| 83 | Generalized Cortical Branching Model: A Minimal Functional Network of Brain Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a generalized CBM (GCBM) to include inhibitory neurons. |
Naruepon Weerawongphrom ; Jeremy Goetz ; Rashid Williams-Garcia ; John Beggs ; Gerardo Ortiz; |
| 84 | Discoveries with Hierarchy of Mean-Field Models of Cellular Automaton Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To gain an understanding of the brain we use a stochastic cellular automata archetype called the Generalized Cortical Branching Model(GCBM) to simulate the activity of excitatory and inhibitory neurons with various interactions between the neurons. |
Jeremy Goetz ; Naruepon Weerawongphrom ; John Beggs ; Gerardo Ortiz ; Rashid Williams-García; |
| 85 | Cocaine Diminishes Functional Network Robustness and Destabilizes The Energy Landscape of Neuronal Activity in The Medial Prefrontal Cortex Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using an underlying modern Hopfield model as a description for the neuronal network, combined with a machine learning approach, we compute the underlying functional connectivity of the neuronal network. |
J. M. Schwarz ; Ahmad Borzou ; Sierra Miller ; Jonathan Hommel; |
| 86 | Ion-channel-based Complete Synchronization Between Neurons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Communication between neurons may therefore also be possible by the electrical influence of surrounding neurons on the nonlinear dynamics of ion channels. We have achieved complete synchronization between both Hodgkin-Huxley and FitzHugh-Nagumo neurons by assuming the above interaction. |
Seido Nagano; |
| 87 | A Century of The Alpha Rhythm and Its Relatives: A Unified Theory at Last Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that just 4 corticothalamic activity eigenmodes can explain the key features of alpha, mu, and tau rhythms, including their frequency structure and topography. |
Peter Robinson ; Rawan El-Zghir ; Natasha Gabay; |
| 88 | Connecting The Eye to The Brain: Retina Structure Shapes Neuron Function in Drosophila Motion Vision Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Finally, we identified and reconstructed the complete set of self-motion neurons in the same EM volume. Using the T4 PD map, we computationally predicted the receptive fields of these self-motion neurons and the body motion they encode. |
Arthur Zhao ; Eyal Gruntman ; Aljoscha Nern ; Nirmala Iyer ; Ed Rogers ; Sanna Koskela ; Marisa Dreher ; Igor Siwanowicz ; Miriam Flynn ; Connor Laughland ; Ludwig Henrique ; Alex Thomson ; Cullen Moran ; Bruck Gezahgen ; Mert Erginkaya ; Ruchi Parekh ; Judith Hoeller ; Sandro Romani ; Eugenia Chiappe ; Davi Bock ; Michael Reiser; |
| 89 | Emergence of A Coherent Bursting State with Scale-free Avalanches from Collective Dynamics of Neuronal Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We observe three distinct dynamical states in the parameter space of g E and g I: (I) incoherent spiking (II) coherent bursting and (III) incoherent bursting. |
Emily S.C. Ching ; Lik Chun Chan ; Tsz Fung Kok; |
| 90 | Collective Entropy in Differing Astrocyte Signaling Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Astrocytes are integral non-neuronal cells that process information uniquely in the brain. In order to understand this unique information processing, we employ symbolization to quantify the dynamics encoding in active, signaling astrocytes. |
Nicholas Mennona ; Barbara Barile ; Hoony Kang ; Kate O’Neill ; Valentina Benfenati ; Grazia Nicchia ; Wolfgang Losert ; Wolfgang Losert; |
| 91 | Periodic Spiking Response to High-Frequency Stimulation in Cortical Cultures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The goal of this study is to examine whether periodic stimulation of a cortical network results in a temporal spiking response within the network. |
Kathryn Hagen; |
| 92 | Large Scale Collective Biological Neural Network Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Neural networks in vivo operate on a range of scales, with information thought to be carried by groups of neurons, and often traveling in waves of activity, such as gamma and delta waves. In this presentation we investigate which aspects of this collective behavior neural cells can recapitulate when they self-assemble into a network in vitro. |
Anna Emenheiser; |
| 93 | Synchronization on Simplicial Complexes Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The synchronization of oscillators based on nodes of simplicial complexes –structures made by aggregation of generalized triangles (simplexes of different sizes) exhibits some … |
Neelima Gupte ; Samir Sahoo ; Bosiljka Tadic; |
| 94 | Eigenfunction Delocalization Transition in Amir-Hatano-Nelson Model of Random Asymmetric Ring Neural Networks: A Topological Field Theory Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In some random non-Hermitian systems, there can be the interplay between eigenfunction delocalization due to strong asymmetric interactions and the standard Anderson localization due to on-site disorder. In this work, we investigate such infterplay in Amir-Hatano-Nelson (AHN) model which describes the linearized dynamics of asymmetric ring recurrent neural networks obeying Dale’s principles, and show that the effective action of this system is described by a topological field theory (TFT). |
Chonlatorn Kitsin ; Napat Poovuttikul ; Thiparat Chotibut; |
| 95 | Enhancement of The Irreversibility of Active Processes in Viscoelastic Bath Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, with a minimal experiment using a driven colloid in viscous and viscoelastic baths, we show that viscoelasticity significantly increases the mean injected power to the passive object (∼ 50% compared to a viscous medium), for the same strength of the external driving. |
Biswajit Das ; Shuvojit Paul ; Sreekanth Manikandan ; Ayan Banerjee; |
| 96 | Prethermal Discrete Time Crystals in Driven-dissipative Dipolar Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we provide a theoretical framework to analyze discrete time-crystalline (DTC) phases in the dissipative dipolar systems subjected to a two-pulse excitation. |
Saptarshi Saha ; Rangeet Bhattacharyya; |
| 97 | Towards Steady State Currents in Superconducting Quantum Processors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In order to reach that, we focus on a nonequilibrium scenario in which two nonintegrable systems prepared in different states are locally and non-extensively coupled to each other. |
dario poletti ; Chu Guo ; xiansong xu; |
| 98 | Quasi-stable States in Swarmalators: Navigating The Landscape of Active Glassy Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Following the transient, the system enters a quasi-stationary pseudo-crystalline state, reminding in many ways of glassy behavior. In this work, we study this state in detail. |
Chanin Kumpeerakij ; Oleg Kogan ; Thiparat Chotibut; |
| 99 | Defining A Quantum Active Particle Using A Non-unitary Quantum Walk Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The main aim of the present paper is to define an active matter in a quantum framework and investigate difference and commonalities of quantum and classical active matters. |
Manami Yamagishi ; Naomichi Hatano ; Hideaki Obuse; |
| 100 | Rugged Landscape at Spinodal Criticality Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conducted experimental investigations to explore the nature of slow thermodynamic fluctuations through low-frequency resistance noise spectroscopy in thin films of NdNiO3 in its metastable phase. |
Satyaki Kundu ; Ranjan Patel ; anandamohan Ghosh ; Srimanta Middey ; Bhavtosh Bansal; |
| 101 | Internal Stresses Regulate Phenotypes of Active Phase Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we detect the liquid and vapor phase with a classification algorithm based on the Radical Delaunay Triangulation and distinguish different phase separation phenotypes for a two-dimensional system of self-propelled particles. |
Francesco Arceri ; Corey O’Hern ; Mark D Shattuck; |
| 102 | The Ensemble Peels The Onion: Emergent Learning Via Sequential Error Mode Reduction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Machine learning methods typically use gradient descent – a global, computationally-intensive algorithm – to optimally modify every parameter. |
Sam Dillavou ; Benjamin Beyer ; Menachem Stern ; Marc Miskin ; Andrea Liu ; Douglas Durian; |
| 103 | Learnability of Complex Structure from Contagions of Various Complexities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Models of simple contagion are often used in epidemiological settings, whereas complex contagion models are primarily used to describe the adoption of behaviors or opinions. We break this dichotomy by introducing a neighborhood-based susceptible-infected-susceptible (SIS) contagion model and a corresponding measure quantifying how "complex" a contagion is. |
Nicholas Landry ; Jean-Gabriel Young ; Laurent Hébert-Dufresne ; William Thompson; |
| 104 | The Effect of Bond-angle Constraints on The Radius of Gyration for Collapsed Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the structure of collapsed freely-jointed and freely-rotating chains (with fixed bend angles) composed of spherical monomers. |
Jack Logan ; Alex Grigas ; Mark D Shattuck ; Corey O’Hern; |
| 105 | Coloring A Chaotic Attractor with Machine Learning: Optimized Measurements of Chaotic Dynamical Systems Via The Information Bottleneck Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we establish an equivalence between the definition of an optimal measurement and an objective from rate-distortion theory, the distributed information bottleneck. |
Kieran Murphy ; Dani Bassett; |
| 106 | Emergent Learning in Physical Systems As Feedback-based Aging in A Glassy Landscape Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the learning dynamics resembles an aging process, where the system relaxes in response to repeated application of the feedback boundary forces in presence of an input force, thus encoding a memory of the input-output relationship. |
Vidyesh Rao Anisetti ; Ananth Kandala ; J. M. Schwarz; |
| 107 | Hebbian Unlearning and Its Relation to Active Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the current work, we propose an equivalence between the Hebbian Unlearning algorithm (also known as "dreaming") and modifying dynamics by driving the spins with exponentially correlated noise. |
Agnish Kumar Behera ; Suriyanarayanan Vaikuntanathan ; Matthew Du ; Daiki Goto; |
| 108 | Exact Statistical Physics Models of Large-scale Neural Activity with Loops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, for a class of networks with loops, we solve the maximum entropy problem exactly and efficiently. |
David Carcamo ; Christopher Lynn; |
| 109 | Excitable Nonreciprocal Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using mechanical perturbations, we show that the oscillatory state can be selectively excited from the static state over a narrow range of applied compression rates. |
Yu-Chen Chao ; Shreyas Gokhale ; Lisa Lin ; Alasdair Hastewell ; Yuchao Chen ; Jinghui Liu ; Hyunseok Lee ; Junang Li ; Jorn Dunkel ; Nikta Fakhri; |
| 110 | The Lifetime of Swimming Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They are intrinsically isotropic and self- propel by spontaneously breaking symmetry [1], by contrast to Janus particles that swim as a result of built-in design asymmetries. Here we study the motion of swimming droplets made of diethyl phthalate oil (DEP) in varying concentrations of aqueous sodium dodecyl sulphate (SDS) solution above the critical micellar concentration [2]. |
Wenjun Chen ; Adrien Izzet ; Ruben Zakine ; Eric Clement ; Eric Vanden-Eijnden ; Jasna Brujic; |
| 111 | Information Arbitrage in Bipartite Heat Engines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by molecular machines in the cellular environment, which in many cases have separate components in contact with distinct sources of fluctuations, we study bipartite heat engines. |
Matthew Leighton ; Jannik Ehrich ; David Sivak; |
| 112 | Plasticity Induced By Active Force Dipoles: A Defect-driven Transition? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present results from a minimal model of a polymer network driven by active-force dipoles. |
Kanaya Malakar ; Bulbul Chakraborty; |
| 113 | Glass Transition Dynamics in Size-asymmetric Ternary Mixtures of Hard Spheres: Variation from Fragile to Strong Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the structure and activated dynamics of a binary mixture of colloidal particles dispersed in a solvent of much smaller-sized particles. |
Ankit Singh ; Yashwant Singh; |
| 114 | Learning Force Laws in Many-body Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Scientific laws describing natural systems may be more complex than our intuition can handle, and thus how we discover laws must change. |
wentao yu ; Eslam Abdelaleem ; Ilya Nemenman ; Justin Burton; |
| 115 | Utilization of A Microwave-analogue Aharonov-Bohm Ring to Explore Loss of Detailed Balance in Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An Aharonov-Bohm interferometer coupled with a dephasing site has been proposed as a potential device to exhibit such non-reciprocal behavior [1]. In our recent work [2], we created a microwave analogue of this device and examined its transmission properties in both the frequency and time domain. |
Isabella Giovannelli ; Lei Chen ; Nadav Shaibe ; Steven Anlage; |
| 116 | Time-resolved Thermodynamic Cycles in Three-level Quantum Heat Engines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will discuss recent results that employ quantum waiting time distributions, to study the heat transfer and entropy production in a quantum heat engine. |
Abhaya S Hegde ; Patrick Potts ; Gabriel Landi; |
| 117 | Quantum Queued Collisional Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a general framework of queued collisional models, that combine stroboscopic quantum dynamics with queuing theory in classical stochastic processes. |
Guilherme Fiusa; |
| 118 | Intrinsic Origin of 1/f Noise in Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that 1/f noise results from the asymptotic incompleteness of Fock space, which can happen when the Hamiltonian does not admit a ground state. |
Dragomir Davidovic ; Elyana Crowder ; lance lampert ; Jiahao Chen ; Shantanu Chaudhary ; Srikar Gadamsetty; |
| 119 | Quantum Monge-Kantorovich Problem and The Time Dependent Two Qubit Marginal Problem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the optimal transport problem between a pair of two level systems from the perspective of the time dependent marginal problem afforded by structure of the transport plans. |
Tharon Holdsworth ; Akira Sone; |
| 120 | Energy Statistics in Quantum Scattering Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the energy statistics of a quantum system can be probed by a collision with a moving particle. |
Samuel Jacob ; Felipe Barra ; Massimiliano Esposito ; Gabriel Landi ; John Goold; |
| 121 | Quantum Enhanced Heat Engine Based on Superabsorption Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a quantum-enhanced heat engine with entanglement. |
Shunsuke Kamimura ; Hideaki Hakoshima ; Yuichiro Matsuzaki ; Kyo Yoshida ; Yasuhiro Tokura; |
| 122 | Partitioning Quantum Work: Missing Term Revealed in The Thermodynamics of Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that entropy is only well-defined under a Hilbert-space partition, which assigns half the system-environment coupling to the system and half to the environment. |
Parth Kumar ; Caleb Webb ; Charles Stafford; |
| 123 | Quantum Speed Limit for The Information Processing of Quantum Thermodynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that the work reservoir plays a role as a catalyst and characterize the corresponding thermal operation. |
Shou-I Tang ; Akram Touil ; Sebastian Deffner ; Akira Sone; |
| 124 | Ultrafast Entropy Production By Magnons Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Ultrafast demagnetization processes can be observed in THz pump and probe experiments. The exact microscopic behavior of the magnons involved is described by a Landau-Lifshitz- … |
Finja Tietjen ; R. Matthias Geilhufe; |
| 125 | Characterization of Quantum Thermodynamics in Non-Markovian Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, from a quantum thermodynamical perspective, we study the open quantum system models, where a quantum system is impacted by its ambient environment. |
Devvrat Tiwari; |
| 126 | Andrzej GaleskiPlasticity of Crystalline Plastics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Andrzej GaleskiPlasticity of crystalline plastics. |
Andrzej Galeski; |
| 127 | Self-folding Metal Origami: Mechano-activated Shape Morphing of Aluminum-plastic Laminate Composites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Such behavior can be reproduced in laminate composites prepared by bonding aluminum foil to an adhesive polymer sheet. We show that such bending occurs because stretching deforms the aluminum layer permanently (i.e. plastically), whereas the polymer layer deforms elastically. |
Sachin Velankar ; Chien Nguyen ; Fatemeh Rouhani ; Zachary Kushnir ; Karthik Ramalingam; |
| 128 | Fiber Structure Using Thin-film/elastomer Bilayer Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In literature, it is known that three-dimensional structures such as wrinkles and curved structures can be obtained by inducing a length difference between the thin film and the elastomeric substrate. In this work, we show that by depositing a thin film of appropriate thickness on an elastomeric substrate of sufficient length relative to its width and applying a length difference between the two materials, a wrinkle structure is formed perpendicular to the length direction and a fiber structure can be obtained by curving and rolling in the width direction. |
Atsushi Takei ; Kazunori Kuribara ; Yasuyuki Kusaka ; Byungho Lee ; Lihua Jin ; Manabu Yoshida; |
| 129 | Twist-controlled Force Amplification and Spinning Tension Transition in Yarn Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will discuss the resistance of a yarn made of twisted fibers to slip-rupture. |
Jerome Crassous ; Antoine Seguin; |
| 130 | Beyond Elastocapillarity: Plastic Deformation By Surface Tension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an elastoviscoplastic continuum model to simulate flows with deformable interfaces, from elastocapillarity to plastocapillarity (arXiv:2306.06640). |
Hugo França ; Cassio Oishi ; Maziyar Jalaal; |
| 131 | Inelastic Effects in Bulge Formation of Inflated Polymer Tubes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will describe experiments with polyurethane tubes which show more complex behavior where the tubes inflate in an irregular fashion, sometimes with multiple bulges, which are not explained by current theories. |
Fatemeh Rouhani ; Sachin Velankar ; Brian Young ; Jack Wurster Pazin; |
| 132 | Understanding and Modeling The Ductility Change of A Granular Raft Under Small Amplitude Oscillatory Deformation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, the influence of small amplitude oscillatory deformation on structure is examined with a disordered raft of polydisperse spheres floating on an air-oil interface. |
William Hobson-Rhoades ; Andrea Liu ; Douglas Durian ; Hongyi Xiao; |
| 133 | Relating Microscale Force and Fabric Anisotropy to Macroscale Loading in Granular Materials: An Experimental Proof of The "Stress-Force-Fabric" Relationship Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we analyze experiments performed on a photoelastic granular system under two different loading conditions: compression and shear. |
Carmen Lee ; Ephraim Bililign ; Jonathan Barés ; Emilien Azéma ; Karen Daniels; |
| 134 | Microstructural Training and Mechanical Memory of Nanocolloidal Soft Glasses Under Cyclic Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ x-ray photon correlation spectroscopy (XPCS) with in situ rheometry to characterize memory formation in a nanocolloidal soft glass due to cyclic shear. |
Robert Leheny ; Yihao Chen ; Simon Rogers ; Suresh Narayanan ; James Harden; |
| 135 | Shear Granular Flow of Highly Polydisperse Disks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this experimental project we study the shear flow of 2-D disk particles, using mechanical plungers to push the particles through a cross shaped canal. |
Pablo Illing ; Eric Weeks; |
| 136 | Characterizing Dynamic Heterogeneities in Degrading Polymer Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, photo-controlled bond scission permits localized control of gel properties. We focus on hydrogels formed by end-linking of four-arm polyethylene glycol precursors and characterize structural and dynamical heterogeneities in these gels during photodegradation. |
Olga Kuksenok ; Zafrin Ferdous Mira ; Rupali Sharma ; Vaibhav Palkar; |
| 137 | DISCRETE ELEMENT METHOD-BASED INVESTIGATION OF HIGH-DENSITY POWDER COMPACTION Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a numerical study that explores macroscopic yield surfaces for high density powder compacts as a function of particle-scale features and compaction conditions. |
Ki Wolf ; Joel Clemmer ; Dan Bolintineanu; |
| 138 | Understanding The Enhancement of Metal Plasticity and Metallization of Ceramics Through First-principles Studies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We extended this approach to ceramic materials and found, intriguingly, that certain ceramics can also acquire metal-like plasticity in the presence of additional charge. |
SEUNGWOO YOO ; Young-Kyun Kwon; |
| 139 | Warmer Temperatures Favor Slower-growing Bacteria in Natural Marine Communities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, analyzing the distribution of fast- and slow-growing bacteria in ocean datasets spanning seasons, latitude, and depth, we show that higher seawater temperatures universally favor slower-growing taxa, in agreement with theoretical predictions of how temperature-dependent growth rates differentially modulate the impact of mortality on species abundances. |
Martina Dal Bello ; Clare Abreu ; Jeffrey Gore ; Carina Bunse ; Jarone Pinhassi; |
| 140 | How Realistic Features Effect Steady State Stability of An Arctic Marine Food Web Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that including realistic characteristics into the model, like predator-specific foraging traits or habitat constraints increases food-web stability. |
Renate Wackerbauer ; Stefan Awender ; Greg Breed; |
| 141 | Emergent Simplicity in Microbial Ecosystems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose an information-theoretic framework for quantifying emergent simplicity in empirical data based on the ability of simple models to predict community-level functional properties. |
Mikhail Tikhonov; |
| 142 | Selection for Coexistence May Help Explain Smooth Functional Landscapes of Microbial Ecosystems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Species in experiments are typically chosen to favor their ability to coexist, while in nature evolution selects for communities that coexist. Here, we adopt a simulation-based approach to test the likely impact of such species selection on the smoothness of community functional landscapes, and find that, at least in our model, filtering species for coexistence rendered the landscapes smoother. |
Lucas Graham ; Mikhail Tikhonov; |
| 143 | A Universal Geometry Governs The Response of Ecosystems to Environmental Perturbations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a theoretical framework for calculating the linear response of ecosystems to environmental perturbations in generalized consumer resource models. |
Akshit Goyal ; Jason Rocks ; Pankaj Mehta; |
| 144 | The Ecological Consequences of Microbial Metabolic Strategies in Fluctuating Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Microbes adopt a variety of metabolic strategies to consume resources in fluctuating environments, but most work has focused on understanding these strategies in the context of … |
Zihan Wang ; Akshit Goyal ; Sergei Maslov; |
| 145 | Timescale of Environmental Fluctuations Determines Dimensionality of Microbial Community Response Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a consumer-resource model framework to demonstrate that communities assembled in rapidly fluctuating environments exhibit low-dimensional community structure in which species with similar phenotypes have correlated abundances, whereas in slowly fluctuating environments, abundances of similar phenotypes are anti-correlated. |
Kyle Crocker ; Abigail Skwara ; Arvind Murugan ; Seppe Kuehn; |
| 146 | Growing Phylometabolic Trees from Metabolic Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce and apply a computational framework for a classification scheme of species that compares metabolic networks using distance metrics on linear subspaces of stoichiometric matrices. |
Jorge Reyes ; Jorn Dunkel; |
| 147 | Macroecological Patterns in Coarse-grained Microbial Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that measures of biodiversity at a given scale can be consistently predicted using a minimal model containing zero free parameters, the Stochastic Logistic Model of growth (SLM). |
William Shoemaker ; Jacopo Grilli; |
| 148 | Gating and Reversing Mechanical Signals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: One paradigm for this is soft, mechanical computing which takes advantage of internal, multistable mechanical elements to encode, process, and store information (memories). I will argue that to realize these practically, however, one must understand how information might move in an elastic material: can signal cascades be maintained over long distances and when do higher order buckling modes interfere with signals? |
Christian Santangelo; |
| 149 | Collective Phenomena and Memory Formation in Fluidic Systems with Soft Valves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will explore systems that introduce an additional layer of complexity by combining soft materials and fluids. |
Miguel Ruiz-Garcia; |
| 150 | Memory and Rheology: Disordered Flow in Jammed Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This periodicity suggests the existence of local rearrangements that go unstable as the system is sheared forward and then undo themselves as the strain is reversed. Here, we study these complementary rearrangement pairs as the minimal elements of periodic behavior. |
Chloe Lindeman; |
| 151 | Waveform Memory in Random Grain Packs Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Using numerical simulations it is shown that a jammed, random pack of soft frictional grains can store an arbitrary waveform that is applied as a small time-dependent shear while … |
Donald Candela ; Eamon Dwight; |
| 152 | Simple Models for Memory in Disordered Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The effect of oscillatory driving on avalanches and memory effects are compared in a variety of theoretical and experimental systems. Models for magnets, neurons, and amorphous … |
Karin Dahmen; |
| 153 | Large and Small Fluctuations in Oscillator Networks from Heterogeneous and Correlated Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Going beyond small to large fluctuations, we introduce the indicator mode approximation, that projects the dynamics onto a single amplitude dimension. |
Jason Hindes ; Ira Schwartz ; Melvyn Tyloo; |
| 154 | Statistical Physics of Regression with Quadratic Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A central model in machine learning for theory and practice is the linear model, where the predictor is a linear function of the learnable parameters. |
Blake Bordelon ; Cengiz Pehlevan ; Yasaman Bahri; |
| 155 | Engineered Ordinary Differential Equations As Classification Algorithm (EODECA): A Bridge Between Dynamical Systems and Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recognizing the deep parallels between dense neural networks and dynamical systems, particularly in the light of non-linearities and successive transformations, this talk introduces the Engineered Ordinary Differential Equations as Classification Algorithms (EODECAs). |
Raffaele Marino; |
| 156 | Phase Classification and Finite-size Analysis with Supervised Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the problem of supervised learning of ferromagnetic phase transitions from a statistical physics perspective [1]. |
Lev Shchur; |
| 157 | Thermodynamics of Deterministic Finite Automata Operating Locally and Periodically Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Real-world computers have operational constraints that cause nonzero entropy production (EP). In particular, almost all real-world computers are `"periodic”, iteratively … |
David Wolpert ; Thomas Ouldridge; |
| 158 | Thermodynamic Processes of Quantum Heat Transport in Atomic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study heat transport and quantum thermodynamics by phonons, using the equation of motion with Green’s functions in phase space. |
Rodrigo Ribeiro ; Marcone Sena Junior; |
| 159 | Towards Quantization Conway Game of LifeKrzysztof Pomorski1,3, Dariusz Kotula2,3 1: Institute of PhysicsLodz University of Technology, Lodz, Poland2: Faculty of Computer Science and TelecommunicationCracow University of Technology, Cracow, Poland3: Quantum Hardware Systems, Lodz, Poland Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Classical stochastic Conway Game of Life is expressed by the dissipative Schrodinger equation and dissipative tight-binding model. This is conducted at the prize of usage of time … |
Krzysztof Pomorski ; Dariusz Kotula; |
| 160 | Entropy Production of A Qubit Out of The Perturbative Regime Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present the obtained results and discuss differences to the weak coupling case. |
Julian Rapp; |
| 161 | Information Rates of Neural Activity on Varying Time Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The family of models we are suggesting, which we call spike-count neurons, is a generalization of this framework and allows the computation of the entropy of neural activity avoiding the clipping of spike counts to 1. |
Tobias Kühn ; Ulisse Ferrari; |
| 162 | Ginestra BianconiLearning The Topology of Complex Systems from Their Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we reveal how non-linear dynamical processes can be used to learn the topology, by defining Topological Kuramoto model and Topological global synchronization. |
Ginestra Bianconi; |
| 163 | Uncovering The Microscopic Mechanism of The Devil’s Staircase in The Kuramoto Model with Inertia Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We originally propose a phase diagram of the synchronization transitions of the second order Kuramoto oscillator system. |
Jinha Park ; Cook Hyun Kim ; Young Jin Kim ; Byung nam Kahng; |
| 164 | Shortest-path Percolation on Complex Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present our results obtained from extensive Monte Carlo simulations on synthetic networks and discuss the results. |
Minsuk Kim ; Filippo Radicchi; |
| 165 | Extra Annealing Dimensions for Improved Performance in Physical Optimizers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The former expands the space of states by providing access to each unit’s full complex phase space, while the latter expands the space of connections by making the network a directed graph. Each extension introduces an extra annealing parameter that can be tuned through novel dynamical regimes, recovering conventional CIM operation at one end of its domain. |
Daniel Wennberg ; Hideo Mabuchi; |
| 166 | Opinion Dynamics Entropy Generation Via Complex Network Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work explores the social entropy production of majority-vote opinion dynamics in complex networks, including Erdös-Rényi random graphs, scale-free and small-world networks via Monte Carlo simulations and mean-field analysis. |
Igor Oliveira ; Chao Wang ; Gaogao Dong ; André Vilela ; L.; |
| 167 | Temperature As A Measure of Complexity in Games and Social Hierarchies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Examining data sets from a variety of settings we find that sports and games generically have a higher temperature than human social hierarchies, which in turn have a higher temperature than animal social hierarchies. |
Maximilian Jerdee ; Mark Newman; |
| 168 | StructuralGT V2.0: Graph Theoretic Characterization and Modeling of Complex Networked Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Structural analysis of networked materials is a fundamental component in understanding their mechanical, electrical and optical properties. We introduce StructuralGT 2.0 – a graph theoretic software package for analyzing complex networked materials – and demonstrate its applicability to self-assembled nanostructures. |
Alain Kadar ; Wenbing Wu ; Ahmet Emre ; Sharon Glotzer ; Nicholas Kotov; |
| 169 | Scale-Free Networks Beyond Power-Law Degree Distribution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Both models show promising accuracy by fitting only one model parameter each when modeling real-world networks. |
XIANGYI MENG ; Bin Zhou; |
| 170 | The Role of Network Structure in Circadian System Adaptation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on the phenomenon of jet lag as an example: adjusting to a new time-zone after flying westward is generally easier than flying eastward. |
Sneha Kachhara ; Rosemary Braun; |
| 171 | The Counter-intuitive Network Features of Optimal Diffusive Navigation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Traditionally, it has been assumed that small-world architectures with numerous shortcuts between distant nodes are ideal. Counter-intuitively, for diffusive exploration of spatially embedded networks, we find that the addition of a link can worsen the total search time between all pairs of nodes, akin to the well-known Braess paradox where increasing a system’s capacity reduces its efficiency. |
Georgios Gounaris ; Eleni Katifori; |
| 172 | Typical Entanglement Entropy in Systems with Particle Number Conservation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We derive the entanglement entropy of random states with a fixed particle number in any system of indistinguishable particles including fermions, bosons, spin systems and mixtures thereof. |
Yale Cheng ; Rohit Patil ; Yicheng Zhang ; Marcos Rigol ; Lucas Hackl; |
| 173 | Weak Higher Form Symmetry Breaking and Decodabiilty Transitions in Mixed State Topological Orders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we consider topologically ordered mixed states through the lens of spontaneous symmetry breaking (SSB) tied to higher-form symmetry. |
Zhen Bi ; Jianhao Zhang ; Zhu-Xi Luo ; Carolyn Zhang ; Meng Cheng; |
| 174 | A Study of Dissipative Models Based on Dirac Matrices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we generalize Shibata and Katsura’s study (DOI: 10.1103/PhysRevB.99.174303) of a dissipative S=1/2 1d chain to two dimensions. |
Jyotsna Gidugu ; Daniel Arovas; |
| 175 | Mixed-state Quantum Anomaly and Multipartite Separability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore the surprising connection between symmetry-protected topology (SPT) and separability of their boundary mixed states. |
Leonardo Lessa ; Meng Cheng ; Chong Wang; |
| 176 | The Role of Conformal Symmetry and Instability in Determining The Temperature of A Causal Diamond Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the literature, it has been shown that the generator of the time evolution of a diamond observer is a non-compact SO(2,1) hyperbolic transformation generator $S$ and is intimately connected to conformal quantum mechanics (CQM). In this paper, using an explicit representation of this $S$ operator as described in the de Alfaro-Fubini-Furlan model involving the inverse square potential and the inverted harmonic oscillator potential, we explore the connection between CQM and thermality in causal diamonds via a semiclassical approach. |
Pablo Lopez-Duque ; Carlos Ordonez ; Abhijit Chakraborty ; Horacio Camblong; |
| 177 | Average Pure-State Entanglement Entropy in Spin Systems with SU(2) Symmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the effect that the non-Abelian SU(2) symmetry has on the average entanglement entropy of highly excited Hamiltonian eigenstates and of random pure states. |
Rohit Patil ; Lucas Hackl ; George Fagan ; Marcos Rigol; |
| 178 | Minimally Entangled Microcanonical States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This prediction is in sharp contradiction with intuition since finite-energy-density eigenstates of such systems exhibit volume-law entanglement. To test this hypothesis, we study a chaotic quantum spin chain using a numerical algorithm to minimize von-Neumann and Rényi entanglement entropies within narrow microcanonical energy windows. |
Klee Pollock ; Anatoly Dymarsky ; Thomas Iadecola; |
| 179 | Entanglement Patterns in Many-body Quantum Systems Constrained By Spatial Locality Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I discuss how locality is imprinted in the structure of eigenstates in local Hamiltonian systems, leading to deviations from commonly-used RMT ensembles. |
Joaquin Rodriguez-Nieva; |
| 180 | Mixed-state Quantum Phases: Renormalization and Quantum Error Correction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To establish that two mixed states are in the same phase, as defined by their two-way connectivity via local quantum channels, we use the renormalization group (RG) and decoders of quantum error correcting codes. We introduce a real-space RG scheme for mixed states based on local channels which ideally preserve correlations with the complementary system, and we prove this is equivalent to the reversibility of the channel’s action. |
Shengqi Sang ; Yijian Zou ; Timothy Hsieh; |
| 181 | Exploring Quantum Chaos Through AFL Entropy: Insights from Perturbed Quantum Cat Maps Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We compare the behaviors of AFL entropy in the early time between the two regimes. |
Eric Schultz ; Laimei Nie ; Keiichiro Furuya; |
| 182 | Crystalline Average Symmetry-protected Topological Phases: Construction and Classification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we describe the construction of crystalline ASPTs in 2 and 3 dimensions, where the crystalline symmetries are averaged. |
Sarvesh Srinivasan ; Jianhao Zhang ; Zhen Bi; |
| 183 | Dynamic Response of Dissipative Spin Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a linear and non-linear response formalism for free fermionic and bosonic Lindbladian systems, which we use to study magnetic excitations, quantum criticality and dynamical responses in spin chains with boundary dissipation. |
Spenser Talkington ; Martin Claassen; |
| 184 | Pre-stressed Networks As A Model for Nearly Floppy Soft Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss multiple examples of nearly floppy solids and demonstrate universal features of their mechanical and vibrational properties. |
Brian Tighe; |
| 185 | Field Theory for Mechanical Criticality in Disordered Fiber Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study we propose a minimal mean-field model for strain-controlled criticality of fiber networks. |
Sihan Chen ; Tomer Markovich ; Frederick MacKintosh; |
| 186 | Programming Rigidity Transitions and Multifunctionality in Disordered Underconstrained Spring Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To program features into the self-stress, we treat the self-stresses as the degrees of freedom and develop an expression for all configurations on the critical manifold. |
Tyler Hain ; M Lisa Manning ; Christian Santangelo; |
| 187 | Soft and Stiff Normal Modes in Floppy Colloidal Square Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will show that square lattices consisting of flexibly linked colloid-supported lipid bilayers functionalized with DNA linkers act as microscale floppy spring networks. |
Daniela Kraft ; Silke Henkes ; Julio Melio; |
| 188 | Rigidity of Random Tensegrities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider random tensegrities on generic triangulated lattices with random bond dilution and identify a modified rigidity transition. |
Zeb Rocklin ; Vishal Sudhakar ; William Stephenson ; James McInerney ; Michael Czajkowski; |
| 189 | Tunable Mechanical Metamaterials from Second Order Rigid Unit Cells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We design square unit cells containing a system of 3D printed beams and joints that are predicted to be floppy by simple constraint counting. |
Joseph Roback ; Sameera Kristipati ; Arya Nagrath ; Christian Santangelo ; Ryan Hayward; |
| 190 | Exploring Geometric Frustration in Self Assembly of Mechanical Metamaterial Using A Generalized Elasticity Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use this approach to explore the characteristic shapes of a geometrically-frustrated metamaterial with an incompatibility between in-plane and and out-of-plane strain. |
Sourav Roy ; Michael Wang ; Gregory Grason ; Christian Santangelo; |
| 191 | Soft to Solid: Unraveling The Mechanics of Discrete Textile Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we investigate how introducing discrete, rigid elements in otherwise soft, 2D materials affects fundamental mechanical properties, giving way to a host of emergent behaviors and possibilities for textiles and beyond. |
Lauren Dreier ; Tom Marzin ; Andrej Kosmrlj ; Pierre-Thomas Brun; |
| 192 | Circular 2D Solid Domains in Fluid-solid Composite Vesicles: Axisymmetric and Non-axisymmetric Elastic Ground States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For very thin solids, such as 2D solid domains in giant unilamellar vesicles, changes of Gaussian curvature induce high stretching energy due to the costs of in-plane shear, which grow prohibitive for large domains. Here, we consider a model of simplest case, a composite vesicle possessing a single circular solid domain, which is planar its stress-free state. |
Geunwoong Jeon ; Hao Wan ; Maria Santore ; Gregory Grason; |
| 193 | A Model for Semi-solid Membrane: Anomalous Diffusion and Effective Shear Modulus Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a model for a semi-solid membrane which mimics the described physical properties of the cell membrane. |
Vikash Pandey ; Dhrubaditya Mitra; |
| 194 | Manipulating Piezoelectric Phononic Crystals to Create Phononic Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a soft piezoelectric phononic crystal that can be manipulated in a more targeted fashion with electric fields, which could allow a single phononic crystal to act as different devices depending on the applied electric field. |
Alison Root ; Tejas Dethe ; Andrej Kosmrlj; |
| 195 | Compressibility in Rigid Grains Is The Physical Mechanism Responsible for Thin Layer Stability and A Fundamental Source of Non-localities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a linear dashpot model and numerical methods to simulate the collisions of deformable grains, we show that the dynamics are sensitive to system size, especially when system-scale lengths are comparable to particle diameter. |
Christopher Harper ; Josef Dufek ; Eric Breard; |
| 196 | Influence of The Rheology of Liquid Bridges on Wet Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we consider macroscopic experiments with the canonical configuration of the collapse of a wet granular column for different liquid viscosities. |
Sreeram Rajesh ; Juwon Park ; Hailey Van ; Ram Sudhir Sharma ; Alexandre Leonelli ; Eckart Meiburg ; Alban Sauret; |
| 197 | Using Electric Fields to Control Brain Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present our recent research on TACS/TMS mechanisms and how to develop more effective stimulation protocols using concurrent brain measurements. |
Alexander Opitz; |
| 198 | Towards A Comprehensive Understanding of The Neural Circuits Controlling Drosophila Flight Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To unravel the fly’s navigation program, we harness genetic fly lines, some of which we helped generate, to optogenetically target specific neuronal populations within the flight motor and sensory systems. By measuring their response to such neuronal perturbations in free flight, we shed light on the neuromuscular underpinning of the fly’s motor control. |
Itai Cohen ; B. Kemper Ludlow ; Han Kheng Teoh ; Abby Leung ; Samuel Whitehead; |
| 199 | Measuring The Amount of Computation Done in C.elegans Brain Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce a novel approach, and use it to quantify the amount of computation done in the joint dynamics of the neurons in a C.elegans. |
Junang Li ; Matthew Creamer ; Andrew Leifer ; David Wolpert; |
| 200 | Natural Visual Input Implies Estimation Biases in A Blowfly Motion Sensitive Neuron Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrated that an optimal motion estimator constructed using scenes captured by the FlEye camera has naturally appearing correlator-like motion estimation properties at low signal-to-noise ratios. |
Charles Edelson ; Robert de Ruyter ; Sima Setayeshgar ; William Bialek; |
| 201 | State-dependent Behavioral Strategies in C. Elegans Olfactory Navigation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Animals can dynamically adjust their behavioral response depending on the odor environment, their internal states, and learned experiences. To understand these behavioral dynamics, we study olfactory learning and navigation strategies in the roundworm C. elegans. |
Kevin Chen ; Jonathan Pillow ; Andrew Leifer; |
| 202 | Behavioral Variability of Drosophila Larva Under Uni- and Multi-sensory Stimulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To study the larva’s information-processing algorithms, we present blue light to stimulate larva’s visual system and red light to optogenetically activate CO 2 receptor neurons. |
Yiming Xu ; Mirna Mihovilovic Skanata; |
| 203 | Internal States Vs. External Cues in Crawling Insect Larvae Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A Markov model of behavioral states shows a switch to weaker responses after repeated stimulus pulses, and we characterize distinct time constants for de-sensitization and re-sensitization, and other features that build a framework for studying behavior in strongly adaptive animals. |
Mason Klein; |
| 204 | Lattice Boltzmann Simulations Reveal Complementary Function of Different Waste Clearance Mechanisms in The Brain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Both of these mechanisms are found within the brain vasculature and they provide redundancy for eliminating waste with different efficacy at high and low concentrations. In this study, we have developed a Lattice Boltzmann code to simulate the brain tissue including its arteries, veins, and capillaries, permitting the selective activation or deactivation of each pathway. |
Reza Yousofvand ; Jeff Tithof; |
| 205 | Unraveling The Influence of Geometry, Binding and Diffusion on Proteins in The Presynaptic Region Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work we use simulations to disentangle the interplay of the aforementioned factors. |
Simon Dannenberg ; Sarah Mohammadinejad ; Stefan Klumpp; |
| 206 | A Flexible Idealized Model for Investigating Extracellular Solute Transport in The Brain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analytically formulate an axisymmetric model of fluid flow exchange between the PVS of a penetrating arteriole and the surrounding brain parenchyma modeled as a porous medium. |
Saikat Mukherjee ; Jeff Tithof; |
| 207 | Early Career Award for Biological Physics Research: Microswimmer Behavior in Complex Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss our ongoing work in modeling and simulations that aim to understand the motion of micro-swimmers such as bacteria, micro-algae, spermatozoa or active colloids in complex environments. |
Enkeleida Lushi; |
| 208 | Chemotactic Aggregation of Micro-swimmers in Brinkman Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a parameter phase space for the distinct types of dynamics we can expect in the case of chemotactic pusher swimmers. |
Yasser Almoteri ; Enkeleida Lushi; |
| 209 | Controlled Transport of Passive Beads By Phototactic Swimming Microorganisms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our experimental work, we study how passive beads are moved by directionally swimming microorganisms. |
Gabriel Amselem ; Julien Bouvard ; Mojtaba Jarrahi ; Taha Laroussi; |
| 210 | Three-dimensional Characterization of Rippling Behavior in Dense Colonies of Myxococcus Xanthus Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we characterize the properties of rippling in three dimensions within dense populations of M. xanthus. |
Aaron Bourque ; Joshua Shaevitz; |
| 211 | FREE BOUNDARY PROBLEMS FOR SWARMS OF MAGNETOTACTIC BACTERIA Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The mechanism we describe represents a new approach to describing the dynamics of free boundary problems related to swarms of magnetotactic bacteria, caused by the influence of active stress on the free boundary. |
Andrejs Cebers ; Malo Marmol ; Damien Faivre ; Cecile Cottin-Bizonne ; Cristophe Ybert ; Andris Stikuts; |
| 212 | Run-and-tumble Bacterial Chemotaxis in Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a run-and-tumble model for confined bacterial motion model coupled to the chemical gradient of externally-supplied exygen gradient which affects the bacterial motility. |
SHANG-HUAN CHIU ; Yasser Almoteri ; Enkeleida Lushi; |
| 213 | Chemotactic Response of Bacteria to Nutrient Plumes in Heterogenous Flow Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate how the interplay between flow and chemotaxis leads to the preferential accumulation of bacteria around the hydrogel obstacles. |
Akash Ganesh ; Amir Pahlavan; |
| 214 | Memory Effects in The Phototactic Behaviour of Chlamydomonas Reinhardtii Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work, we study the phototactic behavior of suspensions of C. reinhardtii confined within shallow cylindrical wells, and exposed to directional light stimuli of various intensities. |
Taha Laroussi ; Mojtaba Jarrahi ; Gabriel Amselem; |
| 215 | Bacterial Diffusion in Disordered Media, By Forgetting The Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we theoretically study bacterial diffusion in a model of disordered porous media. |
Henry Mattingly; |
| 216 | Collective Phases of Motile Sperm Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report that a transient pulse of ordering fluid flow was able to generate a long-lived flocking phase. |
Chih-Kuan Tung ; Charles Packard ; Shobitha Unnikrishnan ; Shiva Phuyal ; Soon Hon Cheong ; M Lisa Manning ; Daniel Sussman; |
| 217 | Up, Up, and Away: Entrainment By Biogenic Bubbles Enables Long-range Microbial Dispersal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The sequential entrainment by the train of rising bubbles ultimately culminates in the formation of a conduit within the matrix, encapsulating the colony and giving rise to a distinct columnar morphology. Our study provides a quantitative insight into the entrainment process driven by biogenic bubbles and demonstrates its connection to microbial spreading. |
Babak Vajdi Hokmabad ; Hao Nghi Luu ; Meera Ramaswamy ; Sujit Datta; |
| 218 | Single-cell Dynamics in Bacterial Active Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we developed a high-resolution single-cell and flow-tracking technique to study the microscopic dynamics in bacterial active turbulence. |
Yuhao Wang ; Yilin Wu; |
| 219 | Romualdo Pastor-SatorrasOpinion Depolarization Transtions in Interdependent Topics on Heterogeneous Social Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present an analytically tractable model of opinion dynamics in a space of two interdependent topics, the so-called "Social Compass Model" (SCM). |
Romualdo Pastor-Satorras ; Michele Starnini ; Jaume Ojer; |
| 220 | Phase Transitions in The Potts Model with Hidden States: Potential Application to A Shy Voter Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we analytically demonstrate that the Potts model with hidden states exhibits a rich phase diagram comprising various types of phase transitions and critical points with different natures. |
Byung nam Kahng; |
| 221 | Direct Measurements of The Effects of Complex Time Delay in A Simple Scattering Network Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our earlier work has related the real and imaginary parts of CTD to the zeros and poles in the complex energy plane of the scattering matrix. |
Steven Anlage ; Isabella Giovannelli ; Nadav Shaibe; |
| 222 | Network Science Ising States of Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work reveals the important insights that network science can bring to the characterization of phases of matter. |
Hanlin Sun ; Marcello Dalmonte ; Ginestra Bianconi ; Rajat Kumar Panda ; Alex Rodriguez ; Roberto Verdel; |
| 223 | Title: Persistence of Chimera States and The Challenge for Synchronization in Real-world NetworksOral Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Based on a pattern formation mechanism, in this paper, we shed light on the role that non-normality, a ubiquitous structural property of real networks, has in the emergence of several diverse dynamical phenomena, e.g., amplitude chimeras or oscillon patterns. |
Malbor Asllani; |
| 224 | Swift Consensus Formation on Scale-Free Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine the processes that underlie opinion formation, transition, and consensus-building by investigating the short-time dynamics of the majority-vote evolution on scale-free networks. |
Giuliano Porciúncula ; A. J. de Souza ; Kenric Nelson ; André Vilela ; L.; |
| 225 | Epistasis in Allosteric Mechanical Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Elastic networks of springs can be pruned to create a response between distant pairs of nodes that mimics allosteric behavior in proteins. We create pairs of such responses: one in which the source and target respond in phase with each other (+) and one in which they respond out-of-phase (-). |
Samar Alqatari ; Sidney Nagel; |
| 226 | D-Mercator: Multidimensional Hyperbolic Embedding of Real Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce D-Mercator, a model-based embedding method that produces multidimensional maps of real networks into the (D+1)-hyperbolic space, where the similarity subspace is represented as a D-sphere. |
Robert Jankowski ; Antoine Allard ; Marian Boguña ; M. Angeles Serrano; |
| 227 | Characterizing Universal Intrinsic Mesoscale Heterogeneity in The Structure and Fluctuation Correlations of Equilibrium Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Both cases have been addressed using a replica Landau-Wilson description of amorphous solidification [3] and, in the latter case, the Goldstone branch of low-energy fluctuations dictated by the pattern of spontaneous symmetry breaking [2]. We extend this Landau-Wilson-Goldstone approach to obtain a universal statistical characterization of the intrinsic mesoscale structure and fluctuations in the amorphous solid state. |
Boli Zhou ; Ziqi Zhou ; Paul Goldbart; |
| 228 | Spatial Symmetry Breaking in Optimal Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the simpler problem of a distribution of points in the plane and ask for the fast layer network of a given length that minimizes the average time to reach a central node. |
Siddharth Patwardhan ; Sirag Erkol ; Santo Fortunato ; Marc Barthelemy ; Filippo Radicchi; |
| 229 | Social Interaction Radius Effects on Three-state Consensus Resilience Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work investigates collective decision-making processes via a three-state opinion formation model within the continuous network framework. |
Mateus F. B. Granha ; Chao Wang ; Gaogao Dong ; Luiz Felipe Pereira ; André Vilela ; L.; |
| 230 | Analyzing Local Information in Trainable Materials with Internal Prestress Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model amorphous materials via disordered elastic network models to understand the complex mechanics of non-crystalline systems and their use as platforms for training in function. |
Ayanna Matthews ; Sidney Nagel ; Margaret Gardel; |
| 231 | Nonlinear Dynamics of Belief Formation Over Social Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the presented work, we investigate how social effects shape belief formation and social decisions using a new agent-based nonlinear model of belief formation dynamics. |
Anastasia Bizyaeva ; Naomi Leonard ; Alessio Franci; |
| 232 | Dynamic Risk and Decision Making in Markov Models of Wildfire Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce and analyze a birth-death-suppression Markov process as a model of controlled culling of an abstract dynamic population. |
Jean Carlson ; George Hulsey ; David Alderson; |
| 233 | Cognitive Biases Can Move Opinion Dynamics from Consensus to Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We straightforwardly generalize the model used by economists to describe Bayesian updating so that the likelihood of a piece of data depends on ground truth and, potentially, the alignment of the receiver’s beliefs with the sender’s beliefs and the data point itself. |
Sarah Marzen ; Emily Dong; |
| 234 | Dynamics of Innovation: From Particles to Ideas Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose that innovation processes share analogous characteristics, all regulated by a common mechanism related to the creation and annihilation of particles through collisions. |
Carlo daCunha ; Guilherme Giardini ; John Hardy; |
| 235 | Is Groundbreaking Research Controversial During Peer Review? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In these situations, negative opinions from experts can impede innovative research, delay scientific progress, and derail promising careers in science. We explore this effect by combining data analytics from anonymized referee databases with case studies of classic papers. |
Manolis Antonoyiannakis; |
| 236 | Understanding The Scaling of Social Organizations Using Reddit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These results suggest the presence of underlying interaction networks that drive the formation and behavior of organizations, similar to the role of networks in biological systems and cities, where various scaling laws are also observed. We aim to understand how the structural properties of these networks relate to the behavior of the organizations, which could enable us to develop a mechanistic model for the formation and efficiency of social organizations. |
Anna Stephenson ; Guillaume Falmagne ; Simon Levin; |
| 237 | Learning About Early Warning Signals and The Structure of Collaborations with A Large-scale Experiment on Reddit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied the transitions in these compositions (i.e. their replacement by another drawing), which could provide general insights on transitions in socio-ecological systems. To build a warning system for these transitions, we use gradient-boosted decision trees to combine multiple time-dependent variables in each composition. |
Guillaume Falmagne ; Anna Stephenson ; Simon Levin; |
| 238 | Humans Efficiently Predict in A Sequence Learning Task Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: But how well and how human participants efficiently predict non-naturalistic sequences. We use three highly artificial stimuli to answer these questions. |
Sarah Marzen ; Vanessa Ferdinand ; Amy Yu; |
| 239 | Physicalization of Social Experiments: Harnessing Large Language Models for Automated Exploration of Emergent Behaviors in Simulated Social Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present a computational framework and platform that simulates the entire social scientific process, leveraging Large Language Models (LLMs) to study human actors within social systems. |
Kehang Zhu ; Benjamin Manning ; John Horton; |
| 240 | The Impact of Bias on The Accuracy of Early and Late Deciders in Groups Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: How does a decision made quickly differ from a more deliberate one? In this talk, we answer this question for a large heterogeneous population of independent agents and show how initial bias influences the accuracy of early and late deciders. |
Samantha Linn ; Sean Lawley ; Bhargav Karamched ; Zachary Kilpatrick ; Kreso Josic; |
| 241 | Musical Rhythm and Meter As An Ordered Phase of Sound Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The temporal patterns of events associated with rhythm and meter can be viewed as a reduced symmetry state as compared to non-musical sound. Motivated by this, we apply methods from statistical mechanics to explore how musical rhythm and meter can emerge from fundamental assumptions about human psychology. |
Jesse Berezovsky ; Robert St. Clair; |
| 242 | Extreme Outbreak Statistics in Stochastic Populations: Large and Small Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider the general problem of calculating the dynamics and likelihood of extensive large transient fluctuations in general stochastic populations for a large class of population models, including outbreaks in the susceptible-infected-recovered (SIR) model and intensity fluctuations in class B lasers. |
Ira Schwartz ; Michael Assaf ; jason hindes; |
| 243 | Microbial Community Dynamics In-silico, In-vitro, and In-vivo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss how the statistical properties of environmental variability can give rise to regularities in community variation. |
Jacopo Grilli; |
| 244 | Noisy Environments Select for Privatized Growth in Complex Ecosystems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: But it is not clear what conditions lead to such dynamic coexistence. Here we use a broad range of models to show that such successive growth is naturally selected for in ecosystems assembled in fluctuating environments. |
Milena Chakraverti-Wuerthwein ; Yoshiya Matsubara ; Finnegan Roach ; Avaneesh Narla ; Terence Hwa ; Arvind Murugan; |
| 245 | Diversity Begets Stability: Sublinear Growth and Competitive Coexistence Across Ecosystems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Whereas conventional wisdom and empirical observation suggest that stability increases with diversity, ecological theory has long made the opposite prediction, leading to the longstanding "diversity-stability debate". |
Onofrio Mazzarisi ; Ian Hatton ; Ada Altieri ; Matteo Smerlak; |
| 246 | Phase Transition to Chaos in Complex Ecosystems with Non-reciprocal Species-resource Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the effects of non-reciprocity in the context of theoretical ecology by analyzing a generalization of MacArthur’s consumer-resource model with asymmetric interactions between species and resources. |
Emmy Blumenthal ; Pankaj Mehta ; Jason Rocks; |
| 247 | Evolution of Division of Labor in A Response Threshold Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work explores the evolving division of labor in a response threshold model. |
Paulo Campos ; José Fontanari ; Viviane Oliveira; |
| 248 | Linear Response Theory for Eco-evolutionary Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Ecological and evolutionary processes often unfold on overlapping timescales, making an integrated theory of eco-evolutionary dynamics indispensable. |
Zhijie Feng ; Akshit Goyal ; Emmy Blumenthal ; Pankaj Mehta; |
| 249 | Horizontal Transfer of Phage-defense Genes Can Stably Maintain Their Diversity in A Microbial Pan-genome Despite Continuous Extinction and Turnover of Genomes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we formulate a Lotka-Volterra type model of a host/phage system interacting via a combinatorial variety of defense/anti-defense systems and show that HGT enables stable maintenance of diverse defense/anti-defense genes in the microbial pan-genome even when individual microbial strains inevitably undergo extinction leaving only few descendants that survive thanks to immunity acquired through HGT. |
Wenping Cui ; Jemma Fendley ; Sriram Srikant ; Boris Shraiman; |
| 250 | Computing Macroscopic Reaction Rates in Reaction-diffusion Systems Using Monte Carlo Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce an algorithmic approach using Monte Carlo simulations to evaluate the macroscopic reaction rates by counting how many events occur per simulation timestep. |
Mohamed Swailem ; Uwe C. Täuber; |
| 251 | A Framework for The Interaction Between Wildlife and Spatial Hazards Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a general theory for the interactions between a moving agent and a hazardous domain. |
Benjamin Garcia de Figueiredo ; Ricardo Martinez-Garcia; |
| 252 | Tweets Vs Pathogen Spread: A Case Study of COVID-19 in American States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In response, we initially propose a null model that couples two Susceptible-Infectious-Recovered (SIR) dynamics and analyze it using a mean-field approach. Subsequently, we explore the parameter space to quantify the effects of this mutual influence on various observables. |
Sara Shabani ; Sahar Jafarbegloo ; Sadegh Raeisi ; Fakhteh Ghanbarnejad; |
| 253 | Quantifying Noise Effects on Networked Epidemic Transmission Through Structural Predictability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we established a dual equivalence between epidemic dynamics stability to noise and network structural predictability. |
En XU ; Tao Zhou ; Qianyuan Tang ; Liang TIAN ; Jiming Liu; |
| 254 | Morphodynamics of Bacterial Communities Proliferating in Three Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use two different strains of E. coli suspended in a transparent jammed packing of microgel particles to investigate the morphodynamics of communities with multiple cell types proliferating in 3D. |
Meera Ramaswamy ; Carolina Trenado-Yuste ; Alejandro Martinez-Calvo ; Ned Wingreen ; Sujit Datta; |
| 255 | Thermalization Management Via Local Nonlinearities and Disorder Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It turns out that disorder inhibits the thermalization process, thus protecting information encoded in the initial beam preparation. Specifically, we find that these systems undergo a partial thermalization, with only those modes with localization centers sufficiently close to the nonlinear site converging to RJ. |
Emily Kabat ; Lucas Fernández-Alcázar ; Alba Ramos ; Tsampikos Kottos; |
| 256 | Stability of Localized Periodic Orbits in The FPUT Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We numerically study the stability of q-breathers over a range of nonlinear couplings through the Floquet matrix, which gives a linear mapping of the time evolution of infinitesimal perturbations over the q-breather period. |
Nathan Rose ; Nachiket Karve ; David Campbell; |
| 257 | The Metastable State of The FPUT Problem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the approach to equilibrium in the Fermi-Pasta-Ulam-Tsingou (FPUT) problem of a chain of non-linearly coupled oscillators. |
Nachiket Karve ; Nathan Rose ; David Campbell; |
| 258 | Non-linear Dynamics of A Nanomechanical Resonator Due to Single-electron Tunneling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In carbon nanotubes, mechanical motion and single-electron tunnelling in a quantum dot can be coupled in the ultrastrong regime, causing non-linear dynamics of the hybrid electromechanical system[1]. We probe the effect of these non-linearities under strong driving and observe the effects induced on the mechanical motion. |
Kushagra Aggarwal ; Natalia Ares; |
| 259 | Statistics of Complex Time Delay of Lossy Microwave Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present experimental time delay ensemble statistics of a disordered microwave graph, with comparisons to circuit model and random matrix theory simulations. |
Nadav Shaibe ; Steven Anlage; |
| 260 | Finding and Manipulating Multiple Exceptional Points in Wave-chaotic Microwave Cavities with Tunable Metasurfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Exceptional points (EP’s) have historically been found by using highly engineered and carefully designed systems to create the conditions needed for making eigenvalues and … |
Jared Erb ; Steven Anlage; |
| 261 | Hysteresis-based Sensing Enhanced By Nonlinear Exceptional-Points Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that our platform exhibits two distinct sublinear responses depending on the type of voltage variation – detuning of resonant frequency in the OD regime or changes in coupling in the AD regime. |
Arunn Suntharalingam ; Lucas Fernández-Alcázar ; Pablo Wagner-Boián ; Mattis Reisner ; Ulrich Kuhl ; Tsampikos Kottos; |
| 262 | Twin Peaks and Boomerang in Quantum-chaotic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the build-up of a twin-peak structure in the momentum distribution of a quantum wavepacket launched in a quantum-chaotic system. |
Joonas Keski-Rahkonen ; Alhun Aydin ; Eric Heller; |
| 263 | The Interplay of Quantum Information Scrambling and Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we show that scrambling is strictly necessary for chaos. |
Neil Dowling ; Pavel Kos ; Kavan Modi; |
| 264 | Subpopulations Vector Spaces of Ordinal Patterns Reveal Symmetry Families in Experimental Time Series Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a vector representation of subpopulations in the ordinal pattern description of observed time series as a technique to analyze previously observed correlations in these subpopulations. |
Benjamin Ansbacher ; Arjendu Pattanayak ; Andres Aragoneses; |
| 265 | Nonlinear Dynamics of An Artificial Muscle with Elastomer–electrode Inertia: Modelling and Analysis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work presents the behaviour of dielectric elastomers considering the elastomer–electrode. |
Rashi Ranjan ; Subrat Behera ; Somnath Sarangi; |
| 266 | Multi-dimensional, Multi-scale Memory During Fruit Fly Social Communication Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Social communication requires continually updating one’s memory of what has been said before, often over multiple timescales, yet how the brain solves this is unknown. We address this question in fly courtship, a social behavior in which the male courts the female via a long, variable song. |
Rich Pang ; William Bialek ; Mala Murthy ; Jonathan Pillow ; Christa Baker; |
| 267 | A Geometric Explanation of Hippocampal Remapping Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that a place like coding strategy allows one to locally decode both context and location robustly. |
Spencer Rooke ; Ron DiTullio ; Zhaoze Wang ; Vijay Balasubramanian ; Shai Abramson ; Dori Derdikman; |
| 268 | Spontaneous Brain Activity Emerges from Pairwise Interactions in The Larval Zebrafish Brain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Calcium imaging provides access to in vivo recordings of whole-brain activity at single-neuron resolution and, therefore, allows the study of how large-scale brain dynamics emerge from local activity. In this study, we used a statistical mechanics approach – the pairwise maximum entropy model (MEM) – to infer microscopic network features from collective patterns of activity in the larval zebrafish brain, and relate these features to the emergence of observed whole-brain dynamics. |
Arian Ashourvan ; Richard Rosch ; Christopher Lynn ; Dominic Burrows; |
| 269 | Exactly Solvable Statistical Physics Models for Large Neuronal Populations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The best choice is the one that provides the greatest reduction in entropy, defining a "minimax entropy" principle. This principle becomes tractable if we restrict attention to correlations among pairs of neurons that link together into a tree; we can find the best tree efficiently, and the underlying statistical physics models are exactly solved. |
Christopher Lynn ; Qiwei Yu ; Rich Pang ; William Bialek ; Stephanie Palmer; |
| 270 | Minimax Entropy Principle and Dimensionality Reduction in Neural Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Statistical physics offers robust tools for addressing this challenge via simple models, such as maximum entropy models that match pairwise correlations, which have shown remarkable predictive accuracy for populations of N~100 neurons. But these methods are hindered by under-sampling at larger N. To address this issue, we employ the recently rediscovered "minimax entropy" principle [arXiv:2310.10860] to extract a low-dimensional representation of the neural population activity, providing a principled way to reduce the number of model parameters to a range that matches the number of available samples. |
Luca Di Carlo ; Francesca Mignacco ; William Bialek; |
| 271 | Parameter Estimation from An Ornstein-Uhlenbeck Process with Measurement Noise with Applications in Neuroscience Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work aims to investigate the impact of noise on parameter fitting for an Ornstein-Uhlenbeck process, focusing on the effects of multiplicative and thermal noise on the accuracy of signal separation. |
Helmut Strey ; Simon Carter; |
| 272 | A Comprehensive Large-Scale Model of The Primary Visual Cortex (V1) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The majority of mean-field models of the primary visual cortex (V1) are limited in their capacity to represent local features adequately or are unable to reconcile key experimental observations within a single framework. In this work, we introduce a comprehensive retinotopic model of V1 that surmounts these limitations. |
Shivang Rawat ; David Heeger ; Stefano Martiniani; |
| 273 | Branching FBM As A Model of Serotonergic Axons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we introduce branching events in an fBM trajectory to improve the model. |
Angela Rayle ; Gaurav Khairnar ; Reece Beattie-Hauser ; Jonathan House ; Thomas Vojta; |
| 274 | How Does The Brain Fold, and What Does It Fold Into? Searching for A New Morphological Syntax for The Cerebral Cortex Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The same law also applies across healthy humans [2] and cortical regions [3]. Here, we show that, despite all this diversity, cortical shape can be universally and explicitly expressed as the hierarchical composition of folded structures of different sizes. |
Bruno Mota ; Yujiang Wang ; Karoline Leiberg; |
| 275 | Memory-induced Spontaneous Symmetry Breaking Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use robotic active matter to investigate how decisions based on individual memories can influence their collective behavior. |
Shengkai Li ; Trung Phan ; Gao Wang ; Ramzi Khuri ; Liyu Liu ; Robert Austin; |
| 276 | Locality of Critical Thresholds in Spin Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the response of other bonds’ $JC$ to the $J_{ij}$ change is not as drastic: specifically, it typically decays with the distance between the target bond’s $JC$ and the changed $J_{ij}$. Utilizing this characteristic, we have designed a method to assess the accuracy of locally computing the ground state in Edwards-Anderson spin glasses. |
Mutian Shen ; Zohar Nussinov ; Zhiqiao Dong ; Gerardo Ortiz ; Martin Weigel; |
| 277 | Tunning Magnetic Phases of Ising Systems on Continuous Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the fundamental concepts of the Ising model on a continuous substrate of variable particle density and interaction radius. |
André L. M. Vilela ; Gilvania Da Silva Vilela ; Chao Wang ; Gaogao Dong ; Ruijin Du; |
| 278 | Phase Behavior and Directed Transport of Active Brownian Particles Under Extreme Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: More generally, this work provides a deeper understanding of pressure in active systems as we uncover a unique link between the kinetic temperature and swim pressure valid for active Brownian particles in higher dimensions. |
Stewart Mallory; |
| 279 | The Interplay Between Activity and Elasticity in Model Active Composites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet understanding these “active composites” is challenging because their behavior emerges from processes acting across multiple time and length scales. We propose a framework for modeling such systems, in which the active fluid is treated as a fluctuating field that is correlated in both space and time. |
Layne Frechette ; Aparna Baskaran ; Michael Hagan; |
| 280 | Adaptive Nonequilibrium Design of Actin-based Metamaterials: Fundamental and Practical Limits of Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, controlling the conditions of self-assembly can modulate material properties, but there is no systematic understanding of either how to parameterize this control or how emph{controllable} a given material can be. Here, we demonstrate that branched actin networks can be encoded with extit{metamaterial} properties by dynamically controlling the applied force under which they grow, and that the protocols can be selected using multi-task reinforcement learning. |
Sreekanth K Manikandan ; Shriram Chennakesavalu ; Grant Rotskoff ; Frank Hu; |
| 281 | Microscopic Origin of Tunable Assembly Forces in Chiral Active Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate and characterize the microscopic origins of the attractive and repulsive interactions between passive solutes in an active bath. |
Clay Batton ; Grant Rotskoff; |
| 282 | Reactive Path Ensembles Within Nonequilibrium Steady-states Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present our work in which we apply variational path sampling to systems in nonequilibrium steady states to elaborately characterize how nonequilibrium driving can inherently change the mechanism of reactive processes in a way that cannot be rationalized through concepts within equilibrium statistical mechanics. |
Aditya Singh ; David Limmer; |
| 283 | Learning Protocols for Fast and Efficient State-to-state Transformations in Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that it is possible to learn protocols that effect fast and efficient state-to-state transformations in simulation models of active Brownian particles. |
Stephen Whitelam ; Corneel Casert; |
| 284 | Odd Elastic Driving Forces Modulate Stability Of Different Crystal Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: More specifically, by applying transverse interparticle driving forces to a two-dimensional lattice in a square configuration, we show that we can effectively couple shear and compression to both transition to and stabilize the denser, metastable triangular lattice configuration. |
Gregory Rassolov ; Suriyanarayanan Vaikuntanathan; |
| 285 | Defying Disorder: Surprising Order in Active Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study offers insights into designing obstacles that enhance cooperation among active agents and may be relevant for the coordinated motion of robots on a substrate. |
Prathyusha K R ; Saad Bhamla; |
| 286 | Metastability of Discrete-Symmetry Flocks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will report a study on the stability of the ordered phase of flocking models with a scalar order parameter. |
Sunghan Ro ; Brieuc Benvegnen ; Omer Granek ; Ran Yaacoby ; Hugues Chate ; Yariv Kafri ; David Mukamel ; Alexandre Solon ; Julien Tailleur; |
| 287 | Active Rods in "Soft" Confinement: Increasing Dispersion Via Nematic Alignment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use theory and simulation to determine how topography influences the behavior and transport swarms by as modeling the topography with a "soft" confining potential field. |
Kevin Modica ; Sho Takatori; |
| 288 | Physical Insights Into The Evolutionary Dynamics of Viruses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I’ll tell you about our recent efforts to use ideas from physics to understand the evolutionary dynamics of pathogens like these. |
John Barton; |
| 289 | Quantifying Microbial Fitness Under Conceptual Uncertainty Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we develop such an argument, based on a single first principle: relative fitness measures must have the function to predict strain frequencies in the upcoming time window. From this axiom, we characterize the set of possible fitness metrics (it is large!) |
Justus Wilhelm Fink ; Michael Manhart; |
| 290 | Correlations Between Mutations Under Recurrent Genetic Hitchhiking Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we will describe a forward-in-time approach that stratifies the dynamics of variants by their present-day frequencies, which provides new opportunities to predict the multi-site effects of recurrent hitchhiking. |
Zhiru Liu ; Jamie Blundell ; Daniel Fisher ; Benjamin Good; |
| 291 | Strong Environmental Memory Revealed By Experimental Evolution in Static and Fluctuating Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that fitness in fluctuating environments indeed often deviates from the expectation based on static components, leading to fitness non-additivity. |
Clare Abreu ; Shaili Mathur ; Dmitri Petrov; |
| 292 | Detectability of Epistasis from Temporal Genetic Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we inferred epistasis from simulated temporal genetic data with different types of epistasis and recombination rates. |
Kai Shimagaki ; John Barton; |
| 293 | Noise Robustness and Metabolic Load Determine The Principles of Central Dogma Regulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To explore the consequences of noise in the expression of hundreds of essential genes, we build a minimal model where the trade-off between metabolic cost and growth robustness can be analyzed analytically. |
Paul Wiggins ; James Choi ; Dean Huang ; Teresa Lo; |
| 294 | The Distribution of The Time to The Most Recent Common Genetic Ancestor of A Pair of Genomes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Basic evolutionary theory predicts that the marginal distribution of the TMRCA for each gene is exponential with a mean proportional to the population size, but the joint distribution across genes is unknown. |
Zehui Zhao ; Rohan Mehta ; Daniel Weissman; |
| 295 | Impact of Crowding on The Diversity of Expanding Populations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study highlights the importance of cellular crowding for the emergence of rare genetic variants. |
Carl Schwendinger-Schreck ; Oskar Hallatschek ; Marie-Cecilia Duvernoy ; Jona Kayser ; Jona Kayser ; Stephen Martis ; Yuya Karita ; Diana Fusco; |
| 296 | Predicting Influenza Evolution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These simplifications undermine methods’ predictability. To address this gap, we developed a physics-inspired method that accounts for the full evolutionary history and genetic background to estimate the fitness advantage of influenza mutations and predict strains that are most likely to be dominant in the future. |
Edwin Rodriguez ; John Barton; |
| 297 | A Hike Through The Protein Evolutionary Landscape Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a scheme to calculate the masked residue profile for the entire sequence in a single forward pass with unmasked residue embeddings. |
Pranav Kantroo ; Ben Machta ; Gunter Wagner; |
| 298 | Emergence of Meaning in The Sensor Evolution of Anteorganisms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we apply the framework of Semantic Information Theory to a model of an anteorganism whose behavior is chemotactic, a sensorless forager. |
Damian Sowinski ; Adam Frank ; Gourab Ghoshal; |
| 299 | Multistability Towards Reprogrammable Mechanical Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Notably, the multi-welled energy landscape of the linkages can be easily modified through geometry adjustments triggered by environmental energy inputs, enabling autonomous adaptation. As a practical demonstration of this platform, we create a four-degree-of-freedom robot capable of navigating mazes and avoiding obstacles — all without the need for computational intelligence and utilizing only a single actuator. |
Leon Kamp ; Katia Bertoldi; |
| 300 | Identifying Traces of Learning in Physical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Functionality in these systems emerges from a dual optimization: a simultaneous minimization in a learning and a physical landscape. Here we study this interplay within functional linear resistor networks, a paradigmatic model for physical learning systems. |
Marcelo Guzmán ; Felipe Martins ; Andrea Liu; |
| 301 | Neural Computation Without Neurons Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work suggests that exploiting ubiquitous physical phenomena, such as nucleation, is an underexplored powerful route to neural computation without neurons. |
Arvind Murugan; |
| 302 | Physics for Neuromorphic Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have performed simulations and experiments to demonstrate quantum neuromorphic computing with superconducting circuits. |
Danijela Markovic; |
| 303 | Physical Neural Networks Trained with A Physics-aware Backpropagation Algorithm Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a version of backpropagation suited to experimental physical systems, we have demonstrated physical neural networks based on nonlinear optics, analog electronics, mechanics, and coupled oscillators [Wright, Onodera et al., Nature (2022)]. In this talk, I will review this and our recent work on physical neural networks, primarily with optical systems. |
Logan Wright; |
| 304 | Hybrid Finite-Amplitude Periodic Modes for Two Uniformly Magnetized Spheres Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We search for sets of initial conditions that yield finite-amplitude oscillatory periodic solutions. We extend two small-amplitude base modes, one with orbital and spin motions that are in phase and the other out of phase, to finite amplitudes and show that the motion for arbitrary oscillatory solutions can be considered to be a nonlinear superposition of these base modes. |
Mitch Carter ; Boyd Edwards; |
| 305 | Seldon: Opinion Dynamics Toolkit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a versatile and efficient C++ code for modeling opinion dynamics that not only encapsulates an array of well-established empirical models but also offers powerful post-processing and plotting scripts. |
Moritz Sallermann ; Amrita Goswami ; Ivan Tambovtsev ; Rohit Goswami; |
| 306 | Evolutionary Stability of Multiple Dining Clubs in The Kolkata Paise Problem with Freeloaders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a taxation system to enable resource sharing and show that there is an optimal tax that preserves evolutionary stability of the dining club. |
Christopher Griffin ; Akshat Harlalka ; Andrew Belmonte; |
| 307 | Individual Bias and Fluctuations in Collective Decision Making from Algorithms to Hamiltonians Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore a spin model for binary collective decision-making in higher organisms proposed by [Hartnett et al, Phys. |
Petro Sarkanych ; Mariana Krasnytska ; Luis Alberto Gómez Nava ; Abi Tenenbaum ; Yunus Sevinchan ; Yurij Holovatch ; Pawel Romanczuk; |
| 308 | Investigating Self-Organization in Open, Non-Equilibrium Thermodynamic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Overall, this research offers a robust, replicable model for studying self-organization processes in any open thermodynamic system. |
Georgi Georgiev ; Matthew Brouillet; |
| 309 | Quasicrystalline Structure of The Hat and Spectre Monotile Tilings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the past year, two examples of a single tile shape that can tile only in a nonperiodic pattern were discovered: the hat [1] and the spectre [2]. We show that the tilings formed by these shapes are quasiperiodic and that although the point groups are crystalline (hexagonal), the incommensurate ratios of wavelengths in the diffraction spectrum are fixed. |
Joshua Socolar; |
| 310 | Shaping Dynamical Neural Computations Using Spatiotemporal Constraints Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, in this work, we examine how spatial patterns of cortical organization affect the computational dynamics of RNNs. |
Linden Parkes ; Bart Larsen ; Jason Kim; |
| 311 | Multi-stage Cortical Recurrent Circuit Implementing Normalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Communication is supported by long-range reciprocal connections and, crucially, feedback connections have been hypothesized to influence perception by mediating attentional modulation. Here, we present a hierarchical recurrent neural circuit model with feedback that implements divisive normalization exactly at each stage of its hierarchy. |
Asit Pal ; Shivang Rawat ; David Heeger ; Stefano Martiniani; |
| 312 | Neurodivergent Behavior Gives Insight to Neural Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work builds a new class of motion models using a dynamic phase-space optimization principle of the discrepancy between planned and observed states that both better predict participants’ motions for a wider range of scenarios. |
Nicholas Parris ; Jorge Jose; |
| 313 | Synchronization in Model Plastic Neuronal Networks Through Synaptic Re-organization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the numbers of pre- and post-synaptic partners depend on the firing rates of the neurons. |
Kanishk Chauhan ; Alexander Neiman ; Peter Tass; |
| 314 | Topological Synchronization of Coupled Nonlinear Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On another front, synchronization of nonlinear oscillators can be found throughout nature, such as biological oscillators. Here, we combine these two fields of physics and reveal the topological way to control synchronization. |
Kazuki Sone ; Yuto Ashida ; Takahiro Sagawa; |
| 315 | Synchronization in The Quaternionic Kuramoto Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose an $N$ oscillators Kuramoto model with quaternions $mathbb{H}$. |
Ting-Yang Hsiao ; Yun-Feng Lo ; Winnie Wang; |
| 316 | Parametric Oscillator Networks Naturally Implement The Lagrange Multiplier Primal-Dual Algorithm for Combinatorial Optimization Problems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While prior literature often derives the dynamics of such systems, it hasn’t explained why exactly the dynamics perform optimization so well. We present a previously unrecognized precise mathematical equivalence between parametric oscillator network dynamics and the primal-dual method of Lagrange multipliers that (1) lucidly explains how coupled oscillator solvers implement the correct optimization constraints and find high-quality solutions, (2) provides precise mathematical meaning to each physical component, (3) and enables theoretically-supported design of systems that implement more sophisticated optimization algorithms; we give one such design example. |
Sri Krishna Vadlamani ; Tianyao Patrick Xiao ; Eli Yablonovitch; |
| 317 | Learning of Networked Spreading Models from Noisy and Incomplete Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Some of the remaining challenges include model selection under the scenarios of unknown network structure, noisy data, missing observations in time, as well as an efficient incorporation of prior information to minimize the number of samples required for an accurate learning. We introduce a universal learning method based on scalable dynamic message-passing technique that addresses these challenges often encountered in real data. |
Andrey Lokhov ; Mateusz Wilinski; |
| 318 | Oral: On-chip Spike Pattern Classification for Neuromorphic Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present on-chip learning results for the adaptive STDP rule. |
Ashish Gautam ; Takashi Kohno; |
| 319 | Machine Tells You How Many Variables Are at Least Needed to Describe Space-time Chaos You See Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The Lyapunov exponents and the associated Lyapunov vectors serve as central quantities to characterize various aspects of spatiotemporal chaos, such as the instability, the fractal dimension, and even the inertial manifold dimension, which indicates the smallest possible number of variables needed to describe the trajectory. Nevertheless, such Lyapunov analysis has remained an immense challenge for large experimental systems, even after Pathak et al. (2017) numerically demonstrated that a machine learning technique, specifically the reservoir computing, may be used to obtain the Lyapunov spectrum from space-time data. |
Taro Shimizu ; Daiki Nishiguchi ; Kazumasa Takeuchi; |
| 320 | Associative Memory for Complex Dynamical Attractors in Reservoir Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The work provides foundational insights into developing models of long-term memories for complex dynamical patterns. |
Ling-Wei Kong ; Gene Brewer ; Ying-Cheng Lai; |
| 321 | Diffusion RNN: Extracting Low-Dimensional Structures in Data As Quasi-stable Manifolds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce Diffusion RNN (Recurrent Neural Network), a neural-dynamical model that extracts hierarchies of low-dimensional manifolds from observed data. |
Toni Liu ; Jason Kim; |
| 322 | Energy-based Sequential Memory Networks at The Adiabatic Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a new neural memory model featuring a dynamic energy surface. |
Arjun Karuvally ; Terrence Sejnowski ; Hava Siegelmann; |
| 323 | Generalized Time-reversal Symmetry and Effective Theories for Nonequilibrium Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe an analogous effective theory framework that applies to the classical stochastic dynamics of nonequilibrium systems. |
Jack Farrell ; Xiaoyang Huang ; Aaron Friedman ; Isabella Zane ; Paolo Glorioso ; Andrew Lucas; |
| 324 | Effective Field Theory Approach to Odd Elasticity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This approach offers an alternative pathway for constructing phenomenological models for driven and active matter. In this work, we apply our EFT formalism to problems in active solids—solids with active, non-conservative microscopic interactions that enable the material to perform work on its environment through quasi-static cycles of deformations. |
Isabella Zane ; Jack Farrell ; Xiaoyang Huang ; Aaron Friedman ; Andrew Lucas; |
| 325 | Optimal Design of Odd Elastic Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Non-reciprocal interactions in active solids yield elastic moduli forbidden in equilibrium. These odd moduli offer a bottom-up approach to designing autonomous materials that spontaneously crawl, roll or swim. |
Jack Binysh ; Guido Baardink ; Jonas Veenstra ; Anton Souslov ; Corentin Coulais; |
| 326 | Non-reciprocity Permits Novel Dynamics in Living and Active Topological Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will introduce stochastic networks in molecular configuration space that model different systems from a circadian clock to ring attractors. |
Evelyn Tang; |
| 327 | Tuning Non-reciprocal Pattern Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate the potential of multiple states in non-reciprocity active metamaterials, both theoretically and experimentally. |
Xiaofei Guo ; Jonas Veenstra ; Corentin Coulais; |
| 328 | Lorentz Reciprocal Theorem in Fluids with Odd Viscosity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that the theorem can be generalized to fluids with odd viscosity by choosing an auxiliary problem with the opposite sign of the odd viscosity [1]. |
Yuto Hosaka ; Ramin Golestanian ; Andrej Vilfan; |
| 329 | Non-reciprocal Stochastic Topological Networks Show New Properties As Compared to Quantum Counterparts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: More broadly, this work characterizes unique physical properties that emerge from identical networks described by Laplacian and adjacency matrices respectively. |
Ziyin Xiong ; Aleksandra Nelson ; Evelyn Tang; |
| 330 | Active Boltzmann Equation for Self-propelled Particles with Non-reciprocal Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have introduced the methods for Vicsek-type active particles with anti-alignment that allows for an asymptotically exact analytical solution. |
Horst-Holger Boltz ; Jakob Mihatsch ; Rüdiger Kürsten ; Thomas Ihle; |
| 331 | Multicomponent Active Diffusion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a dynamical framework for determining the stability of multicomponent active systems. |
Yu-Jen Chiu ; Ahmad Omar ; Daniel Evans; |
| 332 | Odd Diffusivity and Odd Mobility in A System with Equilibrium Structure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we consider a system of interacting Brownian particles evolving under the influence of forces that have components transverse to energy gradients [3]. |
Grzegorz Szamel ; Federico Ghimenti ; Ludovic Berthier ; Frederic van Wijland; |
| 333 | Space-time Symmetry and Non-reciprocal Transport in Dynamic Mechanical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While parametric resonance of individual oscillators is well understood, identifying the conditions for parametric resonance in systems of coupled oscillators remains challenging. In this talk, we will identify and use the non-Hermitian internal symmetries arising from the real-valued and symplectic nature of classical mechanics to determine these parametric resonance conditions. |
Abhijeet Melkani ; Jayson Paulose; |
| 334 | Molecular Modelling of Odd Viscoelastic Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe and analyze the first known microscopic model that produces an odd viscoelastic fluid. |
Pawel Matus ; Piotr Surowka ; Ruben Lier; |
| 335 | Non-reciprocal Alignment Can Induce Asymmetric Clustering in Active Repulsive Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a full non-equilibrium phase diagram in the parameter space of inter-species coupling strengths and compare with particle-based simulations, highlighting the impact of non-reciprocity on various scales. |
Kim Kreienkamp ; Sabine H. L. Klapp; |
| 336 | Asymmetric Driving Reveals A Glassy Way to Remember Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that this memory is due to pairs of hysterons with frustrated interactions, even within larger systems. Our work suggests that this enhanced memory is a signature of frustration, and establishes a generic principle for remembering asymmetric driving. |
Nathan Keim ; Chloe Lindeman ; Travis Jalowiec; |
| 337 | Observing The Finite-rate Dynamics of Deformations in An Amorphous Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study how the heterogeneity in rearrangements’ timescales expands the set of states that can be reached by finite-amplitude shear. |
Zhicheng Wang ; Nathan Keim; |
| 338 | Multi-persistence Analysis of Granular Contact Networks Approaching Failure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We apply this analysis to experimentally measured force networks approaching the threshold for plastic deformation. |
Monica Ripp ; Ted Brzinski ; Alec Wallach ; Eric Whyman ; Ivan Tseytlin; |
| 339 | Large Deformation DEM Powder Compaction Simulations Using A Mechanically-derived Contact Model for Adhesive Elastic-plastic Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a mechanically-derived normal contact model able to capture the response of interacting adhesive elastic-plastic particles from low to high confinement. |
William Zunker ; Kenneth Kamrin; |
| 340 | Experimental Study of 2D Colloidal Glass Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we developed a direct bonding method using photolithography. |
Lihy Buchbinder ; Owen Tower ; Abdulai Gassama ; Xinsheng Ling; |
| 341 | Hyperuniformity of Maximally Random Jammed Packings of Hyperspheres Across Spatial Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work clarifies the importance of the link between true jamming and hyperuniformity and motivates the development of an algorithm to produce rattler-free 3D MRJ packings. |
Charles Maher ; Yang Jiao ; Salvatore Torquato; |
| 342 | Basins of Attraction in The Jamming Energy Landscape Have Power-Law Length Distributions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employ a, “transect method,” whereby we measure the lengths of basins along a random line drawn through the energy landscape. |
Eduardo Bautista ; Eric Corwin; |
| 343 | Free Energy Landscapes for A Small Number of Hard Disks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present our analysis on the free energy landscapes for a small number ( N < 10) of simulated particles undergoing a 2-dimensional random walks inside of a circular corral. |
Cordell Donofrio ; Eric Weeks; |
| 344 | Thermal Onset of The Critical Slowing Down of Soft-sphere Glasses’ Energy-minimization Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that in thermal soft-sphere glasses equilibrated using SWAP Monte Carlo, the times required for systems to enter their final potential-energy-landscape (PEL) sub-basin during FIRE energy minimization (τ FIRE) exhibit thermal onset as samples become increasingly well-equilibrated. |
Robert Hoy ; Peter Morse ; Kevin Interiano Alberto; |
| 345 | Understanding The Glass-forming Ability of Bulk Metallic Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To better understand the physical features that control GFA, we calculate the GFA for six binary metallic alloys (that are composed of Ni, Cu, Al, and Mg) modeled using a range of interaction potentials, including Lennard-Jones (LJ), patchy-particle, and current embedded atom method (EAM) potentials, and compare the results to those from co-sputtering experiments. |
Jinpeng Fan ; Weiwei Jin ; Sebastian Kube ; Mark D Shattuck ; Jan Schroers ; Corey O’Hern; |
| 346 | A General Framework for The Mechanical Response of Metallic Glasses During Strain-rate-dependent Uniaxial Compression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand their strain rate sensitivity, we conduct molecular dynamics simulations of metallic glasses undergoing uniaxial compression at finite strain rates and coupled to heat baths with a range of temperatures T 0 and damping parameters b. |
Weiwei Jin ; Amit Datye ; Udo Schwarz ; Mark D Shattuck ; Corey O’Hern; |
| 347 | Numerical Studies of The Random-Field One-Dimensional Long-Range Ising Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied systems of sizes from 50 to 350 spins. |
Owen Tower ; Sean Ling ; Abdulai Gassama ; Jonah Eick ; Nehal Sharma ; Robert Pelcovits ; J. Michael Kosterlitz; |
| 348 | Study of The De Almeida–Thouless Line in The One-dimensional Diluted Power-law Vector Spin Glass Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the de Almeida–Thouless (AT) line in the one-dimensional power-law diluted XY spin-glass model, in which the probability that two spins separated by a distance r interact with each other, decays as 1/r 2σ. |
Auditya Sharma ; Bharadwaj Vedula ; Michael Moore; |
| 349 | Size Matters : Competing Relaxation Mechanisms in Size-Polydisperse Supercooled Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While generally necessary to form stable supercooled liquids, the effects of continuous polydispersity on the microscopic dynamics remains unclear. In this work, we take a step in this direction by using a combination of state-of-the-art computer simulations (Phys. |
Corentin Laudicina ; Ilian Pihlajamaa ; Liesbeth Janssen; |
| 350 | Relations Between Nearest-neighbor Decorrelation and Other Relaxation Processes in Supercooled Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using MD simulations, we examine how the decay of C B(t) compares with those of other, more conventionally utilized relaxation metrics. |
Robert Hoy ; Jack Douglas ; Katrianna Duncan; |
| 351 | Cephalopod Skin Patterns As Windows Into Brain Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will describe our recent work revealing the space of camouflage patterns and dynamics of pattern matching. |
Sam Reiter; |
| 352 | Characterizing The Dynamics of Syllable Emergence in The Juvenile Songbird Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To characterize the dynamics of emergence, the acoustic structure of songs is usually classified using manual labeling and quantified by computing scalar acoustic measures such as pitch, amplitude and spectral entropy. To go beyond such human-defined features, we use low-dimensional latent representations that can be learned from the syllables’ spectrograms to analyze the vocal repertoire of songbirds at different developmental points. |
Michael Pasek ; Leila Pascual ; Samuel Sober ; Ilya Nemenman; |
| 353 | A Novel High Throughput Experimental Assay for Studying Distance Estimation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a novel experimental assay that leverages a simply engineered rig and machine learning tools to provide a high throughput means of probing the neuronal underpinnings of distance estimation in insects. |
Elizabeth Wu ; Joseph Shomar ; Damon Clark; |
| 354 | Robust Gait Stability Analyses Using Dynamical Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show applications of this method from fly, mouse, and human gait dynamics. |
Michael Hess ; Gordon Berman ; Shinyoung Kang; |
| 355 | Phase Oscillator Model of Inter-limb Coordination in Free-running Mouse Locomotion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This linearized Kuramoto description outputs not only traditional gait descriptors such as phase offset and speed, but also novel measures such as inter-limb coupling and underlying noise structures. Using these model parameters, we generate a description and comparison of inter-limb dynamics at various locomotion speeds and turn angles, and investigate the source of naturally occurring variations in locomotion. |
Haolin Liu ; Chenyi Fei ; Mikhail Kislin ; Jorn Dunkel ; Samuel Wang ; Joshua Shaevitz; |
| 356 | Oral: Hydrodynamic Study on The Water-hopping Behavior of Mudskipper Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study aims to explore the hydrodynamics of water-hopping in mudskippers through experimental setups and theoretical analysis. |
Daehyun Choi ; Kai Yung ; Saad Bhamla; |
| 357 | Preventing Ankle Twists: The Role of The Human Foot Arch in Enhancing Lateral Dynamic Stability Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that modern humans possess an optimized foot arch height, which provides enhanced lateral dynamic stability when compared to individuals with either flat or high-arch feet. To quantify this lateral stability, we introduce a novel dimensionless stability indicator for single-legged landings, utilizing a nonlinear multi-Degree-of-Freedom mathematical model and an energy-based approach. |
Yue Guan; |
| 358 | The Effects of Surface Feature Geometry on The Propulsive Locomotion of Tree-climbing Snakes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study investigates the force output over the body of the snakes through the combination of 3D-kinematic tracking data as well as time-resolved force data. |
Michelle Lee ; Calvin Riiska ; Joseph Mendelson III ; Jennifer Rieser; |
| 359 | Climbing Without Feet: Effect of Surface-feature Size on The Physics of Vertical Snake Locomotion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we created a simplified model of a large-diameter tree consisting of a flat, smooth, vertical surface with force-sensitive pegs acting as surface features. |
Calvin Riiska ; Michelle Lee ; Joseph Mendelson III ; Jennifer Rieser; |
| 360 | Unifying Framework of Vortex Interactions from Air to Water and in Between Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore how organisms from jellyfish to fruit flies harness vortex interactions to boost locomotion. |
Pankaj Rohilla ; Johnathan O’Neil ; Victor Ortega-Jimenez ; Daehyun Choi ; Saad Bhamla; |
| 361 | Moving on Snowflakes and Melting Ice: Jumping, Glandular-landing and Meniscus-climbing Abilities of Snow Springtails Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We found that snow springtails are extraordinarily fast when jumping on snow. |
Richard Viveiros ; Victor M. Ortega Jimenez; |
| 362 | Experimental Test of The Kelvin Relation Far from Equilibrium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present an experimental investigation of the KR beyond the near-equilibrium regime by directly measuring the ratio (π /α) and relating it to T in a set of thermopiles using doped silicon “nano blades” (80 nm wide x 350 nm tall x 700 nm long) as the TE elements. |
Hari Panthi ; Ruchika Dhawan ; Mark Lee ; Orlando Lazaro ; Hal Edwards; |
| 363 | Time Reversal in Doi-Peliti Field Theory for Chemical Reaction Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop the Doi-Peliti field theoretic description of classical particles undergoing diffusion and chemical reaction, while coupled to thermal and chemical reservoirs. |
Benjamin Vollmayr-Lee ; Jonathan Pham; |
| 364 | Anomalous Thermal Relaxation Dynamics in A Maxwell Demon Setup Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the role of the dynamics in the Mpemba effect. |
Matt Walker ; Marija Vucelja ; Saikat Bera; |
| 365 | Role of Topology in Relaxation of One-Dimensional Stochastic Processes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will see the topological characterization of relaxation phenomena of one-dimensional stochastic processes with the aid of recent studies on the spectral theory of non-Hermitian topological phases accompanied by the non-Hermitian skin effect. |
Taro Sawada ; Kazuki Sone ; Ryusuke Hamazaki ; Yuto Ashida ; Takahiro Sagawa; |
| 366 | Detection of A Rényi Index Dependent Transition in Entanglement Entropy Scaling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: B 32, 1850306 (2018)) revealed that in the ground state of some spin models, the scaling of the von Neumann and second Rényi entropies varies from power law to logarithmic scaling. We show that in the presence of conservation laws (symmetry), a quantum many-body state can be constructed with such distinct entropy scaling. |
Hatem Barghathi ; Adrian Del Maestro; |
| 367 | Numerical Exploration of The Physical Origin of Eigenstate Thermalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present numerical results on a random spin-1/2 lattice with local couplings to understand the mechanism of eigenstate thermalization on a more fundamental level. |
Tobias Helbig ; Tobias Hofmann ; Ronny Thomale ; Martin Greiter; |
| 368 | Towards A More Fundamental Understanding of Eigenstate Thermalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we discuss how it can be understood more fundamentally by employing concepts from random matrix theory. |
Tobias Hofmann ; Tobias Helbig ; Ronny Thomale ; Martin Greiter; |
| 369 | 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; |
| 370 | 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; |
| 371 | 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; |
| 372 | 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; |
| 373 | 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; |
| 374 | Prize Talk: Dissertation Award in Statistical and Nonlinear Physics: Spiking at The Edge Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show how boundaries can generate and protect spiking when the reacting components can spread out: even arbitrarily weak diffusion can cause spiking at the edge between two non-excitable media. |
Colin Scheibner ; Hillel Ori ; Adam Cohen ; Vincenzo Vitelli; |
| 375 | Prize Talk: Leo P. Kadanoff PrizeThe Statistical Physics of Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As large-scale data on these networks has become available in recent decades, a new science of networks has grown up combining observations and theory and drawing heavily on ideas from physics — and particularly statistical physics — to shed light on systems ranging from bacteria to the whole of human society. This talk will give an introduction to this rapidly-growing interdisciplinary field and explain some its best known results and recent discoveries, and what they can tell us about the way the world works. |
Mark Newman; |
| 376 | Prize Talk: Lars Onsager PrizeSymmetries, Broken Symmetries and Tissue Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using generalized hydrodynamic theory, I will describe how a nematic epithelium can be totally at rest on a narrow stripe and spontaneously adopt a shearing motion on broader stripes. |
Jacques Prost; |
| 377 | Prize Talk: Aneesur Rahman Prize for Computational Physics. Dualities for Strong Electron Correlation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present proof of principle applications of the theory to model spin systems where the interaction strength can be easily tuned and encompass interesting physics. |
Gustavo Scuseria; |
| 378 | Prize Talk: Nicholas Metropolis Award for Outstanding Doctoral Thesis Work in Computational Physics: Numerical Relativity, Gravitational Waves, and Fundamental Physics with Charged Black Holes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will introduce the field of numerical relativity, discipline that develops and applies computational techniques to solve the equations of general relativity. |
Gabriele Bozzola; |
| 379 | Connecting Relevant Information to Coarse-graining in Biological Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For example, we cannot see every feature of the light field that reaches our eyes; temporal resolution is limited by transmission noise and delays, and spatial resolution is limited by the finite number of photoreceptors and output cells in the retina. Classical efficient coding theory describes how sensory systems can maximize information transmission given such capacity constraints, but it treats all input features equally. |
Stephanie Palmer; |
| 380 | Trading Information Among Multiple Variables Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The amount of relevant information that can be extracted is limited by the precision or information capacity of the mechanisms that respond to changing concentrations. We have explored this tradeoff in the context of early events in the fruit fly embryo [1] and shown that there are universal features to this tradeoff in limits that are relevant to the embryo [2]. |
Marianne Bauer ; William Bialek; |
| 381 | Coarse-graining Retinal Responses to Reveal Predictive Information Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, it is not well understood how correlations between neurons enable prediction in large subpopulations (greater than ten) or when the visual stimulus is complex. In this work, we address these challenges together by searching for maximally-predictive collective variables in large subsets of 93 salamander retinal ganglion cells under stimulation with natural movies. |
Adam Kline ; Aleksandra Walczak ; Thierry Mora ; Maciej Koch-Janusz ; Stephanie Palmer; |
| 382 | Quantifying Information Flow in Cells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study information flow in MAPK pathway, one of key signalling pathways in eukaryotes. |
Mirna Elizabeta Kramar ; Lauritz Hahn ; Aleksandra Walczak ; Thierry Mora ; Mathieu Coppey; |
| 383 | Coordination Between Sub-populations of Interneuron in The Spinal Cord Revealed By Information Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use information theory to predict how subpopulations of spinal inhibitory and excitatory interneurons may coordinate their responses to their synaptic inputs to achieve maximal information transmission. |
Weiheng Qin ; Candida Tufo ; Ying Zhang ; Francisco Alvarez ; Martyn Goulding ; Eiman Azim ; Graziana Gatto ; Tatyana Sharpee; |
| 384 | Estimating Mutual Information with The Deep Variational Symmetric Information Bottleneck Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, such a reduction can destroy correlations between the variables. We resolve this problem using the Deep Variational Symmetric Information Bottleneck (DVSIB), which simultaneously compresses the variables X and Y into two corresponding lower dimensional latent variables Z X and Z Y, while maximizing the information between the latent variables. |
Eslam Abdelaleem ; K. Michael Martini ; Ilya Nemenman; |
| 385 | The Information Bottleneck Learns Spectral Properties of Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we investigate model reduction for dynamical systems using the information bottleneck framework. |
Matthew Schmitt ; Maciej Koch-Janusz ; Michel Fruchart ; Daniel Seara ; Vincenzo Vitelli; |
| 386 | Obtaining Machine Learned Surrogate Underwater Acoustics Models to Enable Model Reduction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose methods for obtaining machine learned (ML) surrogates of the model to which AD can be easily applied. |
Jay Spendlove ; Mark Transtrum ; Tracianne Neilsen; |
| 387 | Extending The Manifold Boundary Approximation Method to Reduce Large-scale, Multi-parameter Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I present a computationally efficient generalization of MBAM, applicable to models with many more parameters. |
Mark Transtrum; |
| 388 | Information Theoretic Characterization of Critical Phenomena in The Ising Model and Flocking Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we characterize aspects of the informational architecture of the Ising model on the square lattice using multiple measures, including configurational entropy, configurational complexity, and transfer entropy. |
Sean Kelty ; Gourab Ghoshal ; Damian Sowinski; |
| 389 | Random-Energy Secret Sharing Via Extreme Synergy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work offers a further example of information theory as a unifying concept, connecting problems in statistical physics to those in computation. |
Vudtiwat Ngampruetikorn ; David Schwab; |
| 390 | A Fourier Tour of Protein Function Prediction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss how WH transform allows us to view protein functions as a multilinear polynomial and in terms of high-order sparse nonlinear interactions. |
Amirali Aghazadeh; |
| 391 | Odd Mechanics of Active Slender Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe examples for spheroids, membranes tubes and helicoids, discussing the relevance and predictions for left-right symmetry breaking in morphogenesis. |
Sami Al-Izzi ; Jack Binysh ; Gareth Alexander; |
| 392 | Confinement-induced Phase Transitions of Living Chiral Crystal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore the influence of boundary interactions on the structure and dynamics of LCC. |
Yuchao Chen ; Shreyas Gokhale ; Hamza Coban ; Vicki Mu ; Nikta Fakhri; |
| 393 | Spontaneous Self-excited Odd Elastic Waves in Living Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show how to detect odd elastic waves by measuring appropriate current correlation functions. |
Sang Hyun Choi ; Zhi-Feng Huang ; Nigel Goldenfeld; |
| 394 | Chiral Matters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss the physics of out-of-equilibrium solids and fluids built out of mechanically spinning components. |
William Irvine; |
| 395 | Nonreciprocity in Active Microbial Populations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Intriguingly, the emerging concept of nonreciprocity offers fresh angles to untangle these complexities. In this presentation, I will summarize our recent experimental endeavors to understand nonreciprocity and its biological relevance. |
Askin Kocabas ; Baha Altın ; Alp Ünlü; |
| 396 | Microscopic Nonreciprocity Drives Emergent Dynamic Phase of Living Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Moreover, extended observations over several hours indicate a transition from this dynamic state to a static crystalline phase. To elucidate these phenomena, we introduce a coarse-grained theoretical framework that accounts for both the emergence of the dynamic phase through imbalanced hydrodynamic force interactions and the exceptional phase transition driven by variations in embryo number densities. |
Hyunseok Lee ; Junang Li ; Shreyas Gokhale ; Chenyi Fei ; Alasdair Hastewell ; Chih-Wei Joshua Liu ; Lisa Lin ; Yuchao Chen ; Jorn Dunkel ; Nikta Fakhri; |
| 397 | Spontaneous Demixing of Binary Colloidal Flocks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Combining evidence from synthetic active fluids assembled from self-propelled colloidal particles along with theoretical predictions at the continuum scale, we demonstrate the spontaneous demixing of binary polar liquids within circular confinement. |
Samadarshi Maity ; Alexandre Morin; |
| 398 | Non-Reciprocal Landau-Ginzburg Theories Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In critical phenomena at equilibrium, the study of the emergent conformal symmetry at a phase transition provides a way to systematically classify critical behavior. |
Gabriel Weiderpass ; Savdeep Sethi; |
| 399 | Statistical Mechanics of The Non-reciprocal Ising Model Near Zero Temperature Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the kinetic Ising model with non-reciprocal interactions between spins, the maximum entropy distribution of binary variables conditioned on a past state with constraints on means and lagged correlations. |
Cheyne Weis ; Peter Littlewood; |
| 400 | Emergence of Hidden Nonreciprocity As A Stabilizing Effective Potential in Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we identify a special class of systems evolving on a potential and under nonreciprocal interactions. |
Matthew Du ; Suriyanarayanan Vaikuntanathan; |
| 401 | The Three-Body Problem: Non-reciprocity and Multibody Interaction in Acoustically Levitated Granular Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we highlight the inherent multibody and non-reciprocal nature of acoustic interactions, even in systems comprising as few as three particles. |
Brady Wu ; Qinghao Mao ; Bryan VanSaders ; Heinrich Jaeger; |
| 402 | Time-modulated Chiral Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using an external field, we drive magnetic colloids to rotate with a rotational frequency that is modulated in time, generating non-trivial structure. |
Yehuda Ganan ; Ephraim Bililign ; Alexis Poncet ; Denis Bartolo ; William Irvine; |
| 403 | Dynamics of Topological Defects in The Presence of Non-reciprocal Interactions: Twisting, Stabilisation and Enhanced Annihilation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce an extension of the celebrated 2D XY model with non-reciprocal couplings, where short-range spin-spin interactions are weighted by a smooth anisotropic kernel. |
Demian Levis ; Ylann Rouzaire ; Ignacio Pagonabarraga; |
| 404 | Adaptive Data-Driven Modeling of Complex Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a multiscale adaptive data-driven framework to simulate the behavior of complex systems. |
Jose Andrade; |
| 405 | Dispersion and Attenuation of Acoustic Waves in Granular Packings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use discrete element method (DEM) simulations to demonstrate that simple, pairwise granular forces in disordered granular packings lead to emergent scaling laws, particularly for the attenuation coefficient, that do not agree with PDE-based approaches. |
Abe Clark ; Derek Olson ; Andrew Swartz; |
| 406 | Plastic Deformations and Strain Hardening in Fully Dense Granular Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An intriguing feature of these granular crystals is strain hardening and delocalization, which contrast with typical granular materials which are governed by shear bands and strain softening. To explore these mechanisms, we used discrete elements simulations of FCC granular crystals to duplicate the triaxial compression experiments, and to capture strength and micromechanics of deformation. |
Francois Barthelat; |
| 407 | Packing Characteristics of Jammed Spheres with Broad, Power-law Dispersity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the per-particle coordination and show the increasing reliance of the mechanically stable backbone on small particles as the distribution exponent becomes more negative, and we explore the role of particle size mismatch on the distribution of contact forces. |
Joseph Monti ; Joel Clemmer ; Ishan Srivastava ; Leo Silbert ; Gary Grest ; Jeremy Lechman; |
| 408 | Intermediate Range Structure in Packing of Frictional Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using discrete element simulations, we show that the inclusion of various modes of friction – which is concomitant with decreasing packing fraction – is characterized by the development of intermediate range order as identified by the emergence of a pre-peak at lower values of the wavenumber q than that of the nearest-neighbor primary peak as seen in the static structure factor S(q). |
Gary Grest ; Joseph Monti ; Jeremy Lechman ; Ishan Srivastava ; Andrew Santos ; Leo Silbert; |
| 409 | Free-void-volume-based Kinetic Theory of Frictional Cohesive Powder Settling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a free-void-volume-based kinetic theory of FCP settling [K. Nan and R. S. Hoy, Phys. |
Robert Hoy ; Kai Nan; |
| 410 | Clogging of Cohesive Oil Droplets in A 2D Hopper Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experiment studying the flow of microscopic monodisperse cohesive oil droplets through a two-dimensional hopper. |
Johnathan Hoggarth ; Pablo Illing ; Eric Weeks ; Kari Dalnoki-Veress; |
| 411 | Collapse of A Granular Raft: Particle-scale Features on A Continuum Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will present how the effect of single particle position changes the failure mode. |
Zih-Yin Chen ; Ranit Mukherjee ; Benjamin Druecke ; Xiang Cheng ; Sungyon Lee; |
| 412 | Non-Affine Dynamics and Local Shear Rate in A Sheared Granular System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We focus on the effect of fixed pins on the dynamics of an athermal sheared system in two dimensions. |
Amin Danesh ; AKM Sadman Mahmud ; Jean Luc Ishimwe ; Xiang Li ; Michael Bolish ; Cacey Bester ; Brian Utter ; Amy Graves ; Katharina Vollmayr-Lee; |
| 413 | Influence of Pins on The Dynamics of A Sheared Granular System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use molecular dynamics simulations to study a two dimensional 50:50 binary mixture of purely repulsive harmonic disks of radii 1:1.4. |
Katharina Vollmayr-Lee ; AKM Sadman Mahmud ; Amin Danesh ; Jean Luc Ishimwe ; Xiang Li ; Michael Bolish ; Cacey Bester ; Brian Utter ; Amy Graves; |
| 414 | Hygroelastic Transition: Unusual Non-Equilibrium Behavior Found in Hygroscopic Biological Materials with Rich Characteristics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, the hygroelastic theory predicts that (i) the observed transition in elastic modulus should be accompanied by a transition from a strong nonlinear elastic behavior to a linear elastic behavior, (ii) the transition timescale should depend strongly on equilibrium mechanical strain, and (iii) the transition should be observable in other types of hygroscopic biological materials. Here we present evidence for these three predictions with atomic force microscopy measurements on bacterial spores and regenerated cellulose films. |
Saima Aktar Sumaiya ; Christina McBean ; Leonardo Ruiz-Ortega ; Adedayo Ogunlana ; Brunvens Sejour ; Ozgur Sahin; |
| 415 | Physical Interpretability of Machine Learning Methods: Learning Energy Barriers from Local Structures in Supercooled Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While some of these methods, like the ‘softness’ approach based on support vector machines, have successfully identified combinations of local structural attributes in a particle’s environment that correlate with energy barriers to its rearrangement, the reason behind their effectiveness remains elusive. To address this, we investigate the predictive capacity and generalizability of neural networks trained to predict particle dynamics in different structural environments in the Kob-Andersen glass model. |
Tomilola Obadiya ; Daniel Sussman; |
| 416 | Electronic Transport Properties of Disordered Metallic Flake Packings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use packings of macroscopic metallic flakes to elucidate the relationship between the packing fraction and the electrical conductivity which is anisotropic. |
Arvind Venkatraman ; Matthias Mobius; |
| 417 | Simulation-informed Models for Amorphous Metal Mechanical Property Prediction Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: To enable design of additively manufactured amorphous metal parts with desired mechanical properties, including strength and toughness, we are pursuing simulation-informed … |
Bin Xu ; Zhao Wu ; Jiayin Lu ; Franz Bamer ; Chris Rycroft ; Michael Shields ; Michael Falk; |
| 418 | Molecular Simulation Study of The Transition from Anelasticity to Plasticity in Amorphous Solid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this research, we delve into the transition from anelasticity to plasticity within a two-dimensional model glass, making use of the frozen matrix method. |
baoshuang shang; |
| 419 | Stealthy Hyperuniform Systems in Increasing Spatial Dimensions and Their Connections to Hard Sphere Problems Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Stealthy hyperuniform systems are ones for which the structure factor S(k) is zero for all wave-vectors with magnitude below a cutoff K, i.e. S(k<K) = 0. Trivially, all … |
Peter Morse ; Paul Steinhardt ; Salvatore Torquato; |
| 420 | Visualizing Energy Structures of Spin Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will introduce the classification of the energy structures and show some of the results for different types of spin-glass systems. |
Katja Biswas; |
| 421 | Transport Coefficient Approach for Characterizing Non-Equilibrium Dynamics in Soft Matter with X-ray Photon Correlation Spectroscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop an innovative method to integrate the collective influence of internal and external forces acting on a particle within the framework of Markov chain and introduce a universal parameter, transport coefficient, to characterize dynamics over time. |
Hongrui He ; Heyi Liang ; Miaoqi Chu ; Zhang Jiang ; Juan De Pablo ; Matthew Tirrell ; Suresh Narayanan ; Wei Chen; |
| 422 | A Monte Carlo Approach to Modeling Homogeneous Cooling in A Granular Gas of Spherocylinders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present the homogeneous cooling state of a dilute granular gas of spherocylinders using our Monte Carlo framework. |
Muhammed Gbolasere ; Aaron Morris; |
| 423 | Dynamical Heterogeneities, The Van Hove Function, and Medium-range Order Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we show that in certain cases the distinct part of the Van Hove function, $G (r, t)$, which is a two-point correlation function, contains essentially the same information about medium-range order as $chi (r, t)$. |
Charles Lieou ; Takeshi Egami; |
| 424 | Stabilizing Nonequilibrium Structures in The Growth of Model Colloidal Nanocrystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While the synthetic protocols are well-established, a rigorous and broadly applicable understanding of how and why asymmetric structures are formed during these growth processes is lacking. Our work employs a minimal model to characterize this nonequilibrium symmetry-breaking and identify the necessary conditions under which asymmetric structures can be consistently produced. |
Harlan Oaks-Leaf ; David Limmer; |
| 425 | Probing Liquid-Liquid Phase Transition By DNA Cubes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider in our study low-density liquid can be a single tetrahedral network, and high-density liquid contains two single tetrahedral networks that interpenetrate each other. |
Mingxin He ; Francesco Sciortino ; Oleg Gang; |
| 426 | Global and Local Approaches to Detect Subtle Behavioural Changes in Large-scale Behavioural Screens Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose multiple robust methods to mine detailed information from behavioural screens: – A generative method to regularize inference of larva shape across the entire screen. |
jean-baptiste masson ; alexandre blanc ; françois Laurent ; christian vestergaard ; tihana jovanic ; chloe barre; |
| 427 | Constructing Motion Spaces of Ant Mandibles from MicroCT Scans Using Vector Embeddings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Taking ants as a motivating example, we set out to characterize the range of three-dimensional kinematics of ant mandibles across several ant families and among several Hymenopteran clades for a broader phylogenetic context. |
Henry Cerbone ; Julian Katzke ; Evan Economo; |
| 428 | Long Timescale Structure and Scale Invariance in Animal Behavior Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose an analysis scheme that deals with the challenges of non-independence of samples and individual differences to extract long-ranged correlations in behavior trajectories. |
Abir George ; Grace McKenzie-Smith ; Scott Wolf ; Joshua Shaevitz ; William Bialek; |
| 429 | Controlling Noisy Herds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This well-known collective behavior falters in small groups (N<5), where sheep unpredictably oscillate between fleeing and clustering. In this talk, we will discuss the physics of controlling such small N, noisy collectives, using the interaction between sheep and shepherd dogs as a case study. |
Tuhin Chakrabortty ; Saad Bhamla; |
| 430 | Environmental Adaptations in Fire Ant Mound Construction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We hypothesize that fire ants’ success is linked to above- and below-ground architectural adaptations across environmental conditions. |
Zachariah Germain ; Thomas Bochynek ; Zhuo Chen ; Emmaline Arter ; Jennifer Rieser; |
| 431 | Cradle-to-grave Continuous Monitoring of Drosophila Melanogaster to Quantify Behavioral Correlates of Lifespan and Healthspan Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have designed a setup for continuous behavioral monitoring of the fruit fly Drosophila melanogaster over weeks and months, and have successfully recorded multiple animal lifespans of greater than 4 weeks. |
Grace McKenzie-Smith ; Scott Wolf ; Coleen Murphy ; Joshua Shaevitz; |
| 432 | Coarse-graining Non-stationary Dynamics: Linking Early to Late Phases of Zebrafish Contests Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we adopt a transfer operator approach to identify coarse-grained modes of non-stationary dynamics in the pair fighting behavior of zebrafish. |
Akira Kawano ; Greg Stephens; |
| 433 | A Physical Theory for Social Behavior Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine data-driven techniques with analytical tools from statistical physics to illustrate how to construct continuum models of social behavior. |
Daniel Seara ; Michel Fruchart ; Jonathan Colen ; Yael Avni ; David Martin ; Vincenzo Vitelli; |
| 434 | Dynamics, Statistics, and Task Allocation of Foraging Ants Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is well studied from an entomology viewpoint but there is currently a lack of mathematical synthesis of this phenomenon. We address this by constructing an ant foraging model that incorporates simple behavioral rules within three task groups of the ant colony during foraging (i.e., foragers, transporters, and followers), pheromone trails, and memory effects. |
Ee Hou Yong ; Nuoya Zhang; |
| 435 | Uncovering Principles of Long Timescale Sensory Evoked Navigation in Larval Zebrafish Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By concatenating the fish’s tail pose across bouts over time, we constructed maximally predictive sequences and investigated the time evolution of behavior through a high-fidelity Markovian model. |
Gautam Sridhar ; Antonio Carlos Costa ; Massimo Vergassola ; Claire Wyart; |
| 436 | Condensates in Chromatin Organization and Cancer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce VECTOR (ViscoElastic Chromatin Tethering and ORganization), which uses light-inducible biomolecular condensates to generate capillary forces at targeted DNA loci. |
Amy Strom; |
| 437 | Imaging Transcription Condensates in Three Dimensional Genomes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report that endogenous YAP forms sub-micron scale condensates in response to Hippo pathway regulation and actin cytoskeletal tension. |
Danfeng Cai; |
| 438 | The Ripening Dynamics of Nuclear Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that condensate surface tension and the interplay with chromatin mechanics govern condensate growth in the nucleus. |
Tafadzwa Chigumira ; Deb Banerjee ; Rachel Lackner ; Josiah Kratz ; David Chenoweth ; Shiladitya Banerjee; |
| 439 | Condensate-mediated Chromatin Organization Through Elastocapillary Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose a novel computational model for the complex elastocapillary interactions between condensates and fiber networks, augmented experimentally by a set of light-inducible proteinaceous condensates with a wide range of binding affinities to chromatin. |
Hongbo Zhao ; Amy Strom ; Jorine Eeftens ; Natalia Orlovsky ; Mikko Haataja ; Cliff Brangwynne ; Andrej Kosmrlj; |
| 440 | Transcription Factor Clusters As Information Transfer Agents Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present evidence that the nuclear concentration gradient of Bicoid, a central transcription factor driving the anterior-posterior patterning genes during early fly development, is accurately reflected by the sub-nuclear clusters. |
Rahul Munshi ; Sergey Ryabichko ; Michal Levo ; Eric Wieschaus ; Thomas Gregor; |
| 441 | Genomic Clustered Pattern of Transcription Factor Binding Reflects Phase-separated Transcriptional Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we systematically analyzed 528 DNA sequence motifs across the human genome and 6,650 TF binding profiles across different cell types to identify the molecular features contributing to the formation of transcriptional condensates. |
Chongzhi Zang ; Zhenjia Wang ; Shengyuan Wang; |
| 442 | The Transcription Factor TEAD1 Forms Repressive Biomolecular Condensates in Renal Cell Carcinomas Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have found that in certain patient-derived RCC cell lines with high levels of YAP1 and TEAD1 expression, TEAD1 forms atypical large nuclear foci, distinct from normal kidney cells and other subtypes of RCC. |
Jindayi Liang ; Danfeng Cai ; Justin Demmerle; |
| 443 | Chromatin Heterogeneity Modulates Nuclear Phase Behavior and Condensates Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we employ an optogenetic oligomerization system to investigate the role of the chromatin network in the phase separation dynamics within living cell nuclei. |
Jing Xia ; Cliff Brangwynne; |
| 444 | Spatial Organization of Regulatory Chromatin At Transcription Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Many biomolecular condensates associate with specific chromatin loci in the cell nucleus. Transcription condensates in mouse embryonic stem cells are thought to form at … |
Jan-Hendrik Spille ; Ganesh Pandey ; Jonah Galeota-Sprung ; Filmon Medhanie ; Alisha Budhathoki; |
| 445 | Mechanisms of Sensitive and Selective Nucleation of Chromatin-associated Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, the biophysical mechanisms by which such spatial control is achieved remain poorly understood. To address this question, we present an experimentally motivated coarse-grained model of a class of transcriptional condensates that are believed to play a role in initiating DNA transcription. |
Yury Polyachenko ; Hans-Frederick Watanabe ; William Jacobs; |
| 446 | Role of Electrostatics and Phase Separation in Regulation of Gene Expression in Escherichia Coli Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we explore the role of nucleoprotein phase separation on the dynamics of mRNA translation by the ribosomal machinery. |
Vishal Sankar Sivasankar ; Gesse Roure ; Roseanna Zia; |
| 447 | Bipartiteness Transition in A Two-dimensional Antiferromagnetic Tetratic Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the effect of strong Ising antiferromagnetic correlations on dislocation-mediated melting in two dimensions. |
Zack Weinstein ; Ehud Altman; |
| 448 | Pattern Formation and Dendritic Crystal Growth of Ammonium Nitrate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we will present results for the dendritic solidification of ammonium nitrate from supersaturated aqueous solution. |
Andrew Dougherty ; Jessica McDivitt; |
| 449 | A Coarse-grained Model Capturing Partitioning and Magnetic Response in Polymeric Aqueous Two-phase Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a general Brownian dynamics-based coarse-grained simulation approach capturing the phase separation response both at general, qualitative level, but also matching partitioning and interfacial tension for specific experimental system and conditions [1]. |
Alberto Scacchi ; Carlo Rigoni ; Mikko Haataja ; Jaakko Timonen ; Maria Sammalkorpi; |
| 450 | Quantifying Phase Mixing and Separation Behaviors Across Length and Time Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To improve upon the current state-of-the-art, we introduce and study a broadly applicable mixing metric that leverages the hyperuniformity concept, demonstrating that it provides the first unifying framework for systematically ranking and classifying mixing in materials across length and time scales. |
Murray Skolnick ; Salvatore Torquato; |
| 451 | Cusp Singularities in The Distribution of Orientations of Asymmetrically Pivoted Hard Disks on A Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study a system of equal-size circular disks, each with an asymmetrically placed pivot at a fixed distance from the center. |
Sushant Saryal; |
| 452 | General Properties of Classical Tensor Network Methods in The Thermodynamic Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we compare and contrast the algorithms found in literature, make recommendations of which algorithms to use, and speculate on improvements in future algorithms. |
Matt Forbes ; Thomas Baker; |
| 453 | Cluster Tomography in Percolation Reveals Universal Information Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Consequently, phase transitions can, in principle, be detected through examining the cluster statistics. Here we demonstrate such an approach by investigating the statistics of cluster tomography, which measures the number of clusters N intersected by a line segment of length l through a finite sample. |
Helen Ansell ; Sam Frank ; Istvan Kovacs; |
| 454 | Inducing Coexistence in Vulnerable Three-species Ecosystems with Cyclic Competition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By diffusively coupling a region prone to this finite-size fixation instability with another symmetric, hence stable May-Leonard system, we are able to induce qualitative changes in the behavior of the vulnerable subsystem, namely the stabilization of the three-species coexistence state through invasion fronts originating from the symmetric region. We aim to categorize this emergent behavior by analyzing the spatially inhomogeneous system’s parameter space for which stabilization against finite-size fixation and extinction may be achieved, and to semi-quantitatively understand the necessary conditions for successfully implementing this novel control mechanism. |
Canon Zeidan ; Uwe Tauber; |
| 455 | Invasion Fronts Prevent Extinction in A Diffusively Coupled Inhomogeneous Predator-prey Ecosystem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, a region experiencing stable predator-prey coexistence is placed in diffusive contact with a similar subsystem that owing to high predation rates is prone to stochastic total extinction events. We investigate this coupled inhomogeneous system through agent-based Monte Carlo simulations. |
Kenneth Distefano ; Uwe Tauber; |
| 456 | Spatial Spread of Epidemic with Allee Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will consider the spatial spread of epidemic in the case of bistable dynamics, where the effective transmission rate depends on the fraction of infected, and the state of no epidemic is linearly stable. |
Evgeniy Khain; |
| 457 | Fundamental Bound on Epidemic Overshoot in The SIR Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We derive an exact upper bound on the epidemic overshoot for the Kermack-McKendrick SIR model. |
Maximilian Nguyen; |
| 458 | Locomotion of Flagellated Bacteria: The Influence of Complex Fluids and The Role of Multiflagellarit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I discuss two recent experimental works in my group on the fascinating swimming behaviors of a prominent example of flagellated bacteria, Escherichia coli. |
Xiang Cheng; |
| 459 | Self-Regulation of Minimal Contractile Active Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform fluorescence microscopy assays on a minimal system of stabilized filaments and molecular motors. |
Daisy Achiriloaie ; Claire Benjamin ; K. Alice Lindsay ; Jennifer Ross ; Janet Sheung; |
| 460 | Analysis of Elastic Strains Reveals Shape Selection Pathways in Active Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Future work will reveal how the in-plane strain distribution determines the final 3D buckled shapes. |
Subhaya Bose ; Sakshi Choudhary ; Shachar Gat ; Gefen Livne ; Dina Aranovich ; Anne Bernheim-Groswasser ; Kinjal Dasbiswas; |
| 461 | Heterogenous Population of Kinesin-Streptavidin Complex Revealed By Mass Photometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we employ mass photometry, a label-free single-molecule technique, to determine the mass of individual kinesin-streptavidin complexes in solution. |
Nathaniel Brown ; Jing Xu ; Yeonee Seol ; Keir Neuman; |
| 462 | Organization of Cytoskeletal Networks Creates Non-Equilibrium Energy Gradients Through Space and Time Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To gain insight into the energetic cost of structure formation, we investigate the assembly of an ordered aster from a disordered, uniform mixture of microtubules and kinesin motors. |
Ana Duarte ; Heun Jin Lee ; Rachel Banks ; Soichi Hirokawa ; Bibi Najma ; Vahe Galstyan ; Catherine Ji ; Victor Gomez ; Mohammadamin Tajik ; Minakshi Ashok ; Henk Postma ; Matt Thomson ; Rob Phillips; |
| 463 | Activity-driven Phase Transition Causes Coherent Flows of Chromatin Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discover a new type of nonequilibrium phase transition in a model of chromatin dynamics, which accounts for the coherent motions that have been observed in experiment. |
Iraj Eshghi ; Alexandra Zidovska ; Alexander Grosberg; |
| 464 | Microtubule-based Unidirectional Pumping in Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use two and three-dimensional discrete and coarse-grained biophysical models to study unidirectional streaming through tube-like connectors between cells, such as ring canals in Drosophila egg chambers. |
Ebrahim Kolahdouz ; David Stein ; Stanislav Shvartsman ; Michael Shelley; |
| 465 | Controlling An Elastic Network’s Structure, Mechanics and Dynamics with An Active Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the behavior of actin networks whose assembly is driven by turbulent-like flows generated by extensile microtubule-kinesin active fluids. |
Sattvic Ray ; John Berezney ; Itamar Kolvin ; Zvonimir Dogic; |
| 466 | Shape Change and Orientational Order in Contractile Active Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Biological active gels comprising cytoskeletal filaments and molecular motors can show complex shape changes driven by mechanical forces. Here, we consider a general theoretical model for the feedback between active forces (generated by molecular motors such as myosin) and orientational order of fibers (such as actin bundles). |
Arnab Roy ; Kinjal Dasbiswas; |
| 467 | Dynamics of Passive and Active Microtubules in Entangled Actin Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They escape their effective cage by passive diffusion along their long axis. We study these escape dynamics by visualizing 3D trajectories of individual microtubules confined in a network of semiflexible actin filaments. |
Isabel Ruffin ; Zvonimir Dogic; |
| 468 | Form Follows Function – Morphodynamics in Single-celled Algae Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study shows how topologically complex metamaterials are applied in critical life-sustaining processes in nature and that simple dynamical rules can account for complex material transport in a crowded intracellular environment. |
Nico Schramma ; Gloria Canales ; Maziyar Jalaal; |
| 469 | Pattern Formation in Active Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report active analogs of the viscous fingering and Rayleigh-Plateau instabilities in passive liquids: activity competes against surface tension to destabilize the interface. |
Bennett Sessa ; Guillaume Duclos; |
| 470 | Geometric Computation of Finite, Disordered Mineral Lattices Through Topologically Complex Active Confinements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This wrapping restricts transport of mineral precursors through microtubule networks along the surface of the existing geometry, thus coupling shape and material transport. The continuous extension of this wrapping around growing tips makes growth of actin filament based membranous projections possible. |
Pranav Vyas ; Charlotte Brannon ; Laurent Formery ; Christopher Lowe ; Manu Prakash ; Manu Prakash; |
| 471 | The Physical Effects of Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In earlier work, we established a framework for deriving local learning rules for a broad class of physical networks, including some inspired by biological systems, and demonstrated that these rules are physically realizable through laboratory experiments. Here I will describe how learning induces architectural changes in the physical network and a remodeling of its energy landscape, leading to a decrease in the effective physical dimension and a realignment of low eigenvectors of the energy Hessian with the learned task. |
Menachem Stern; |
| 472 | Spatial Signatures of Learning in Self-Learning Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We build on [1,2] and use the low eigenmodes of the physical Hessian to build an understanding of how self-learning electrical circuits learn various machine-learning tasks. |
Felipe Martins ; Marcelo Guzman ; Andrea Liu; |
| 473 | Physical Learning Using Mechanical Spring Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work, we present a novel method harnessing adjoint variable methods to derive a mechanical analogue of backpropagation to facilitate highly efficient training of spring networks. |
Shuaifeng Li ; Xiaoming Mao; |
| 474 | Memory-induced Long-range Order in Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Time non-locality, or memory, is a nonequilibrium property of a physical system characterized by perturbations to the system at one time affecting the system’s state at a later time. In this talk, we show that such a property induces spatial long-range order even if the system’s units are coupled locally. |
Chesson Sipling ; Massimiliano Di Ventra; |
| 475 | Dynamic Third-party Entrainment and Learning in Systems of Multistable Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose a generalization of the learning rule for pairs of oscillators to model learning among an arbitrary number of multistable HKB oscillators and demonstrate how multi-oscillator coupling influences the learning dynamics of oscillator pairs. |
Joseph McKinley ; Mengsen Zhang ; Alice Wead ; Christine Williams ; Emmanuelle Tognoli ; Christopher Beetle; |
| 476 | Collective Dynamics and Memory-induced Long-range Order in Spiking Oscillator Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show large-scale simulations of the dynamics of both 1D and 2D arrays of thermally coupled neuristors. |
Yuan-Hang Zhang ; Chesson Sipling ; Massimiliano Di Ventra; |
| 477 | Precise Dynamical Steady States in Disordered Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The goal of this work is to study the feasibility of creating disordered materials with exotic properties in the dynamic regime. |
Marc Berneman ; Daniel Hexner; |
| 478 | Flashpoints Signal Hidden Inherent Instabilities in Land-Use Planning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that optimization-based planning approaches with generic planning criteria generate a series of unstable "flashpoints" whereby tiny changes in planning priorities produce large-scale changes in the amount of land use by type. We give quantitative arguments that the flashpoints we uncover in MOLA models are examples of a more general family of instabilities that occur whenever planning accounts for factors that coordinate use on- and between-sites, regardless of whether these planning factors are formulated explicitly or implicitly. |
Greg Van Anders ; Hazhir Aliahmadi ; Maeve Beckett ; Sam Connolly ; Dongmei Chen; |
| 479 | Acceleration in Optimization Using Bayesian Optimization for Broad Permutation Space Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a first step, we focused on the take-off or landing aircraft management and formulated it as a permutation-space optimization problem. |
Tomohisa Okada ; Nobuyuki Yoshikawa ; Masayuki Ohzeki; |
| 480 | Trainable and Resettable Nitinol-composites Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We create building blocks for adaptable and resettable metamaterials by embedding nitinol wires within silicone rubber springs. |
Paul Baconnier ; Martin van Hecke; |
| 481 | Shape-controllable Non-reciprocal Robotic Metamaterial Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we adapt the contrastive learning protocol to an active system, our non-reciprocal robotic metamaterial, and show that it can actively learn and generate desired complex shapes. |
Yao Du ; Jonas Veenstra ; Ryan van Mastrigt ; Corentin Coulais; |
| 482 | Reaching Stable Shear Jammed States in Dense Particulate Suspensions with Propagating Fronts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, using steady-state rheology to access this jammed state is challenging due to poorly controlled local stress inside the material. To overcome this obstacle, we introduce a quasi-one-dimensional system modeled after the geometry of the Stokes first problem. |
Endao Han; |
| 483 | Coexistence and Interplay of Multiple Memories in A Sheared Suspension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conduct experiments using a rheometer on memories in a soft material that stays far from equilibrium: a non-Brownian, neutrally buoyant suspension. |
Surendra Padamata ; Nathan Keim; |
| 484 | Capillary Flows of Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will describe how particles can modify the formation of droplets and thin films of suspension. |
Alban Sauret; |
| 485 | Unraveling Stress Relaxation of Cornstarch Droplet Impacting on Deep Pool Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have found distinctive impact phenomena compared to Newtonian droplet impact, such as solid-like impact behavior. |
Xiaoyu Tang ; Boqian Yan; |
| 486 | Rheology of Granular Material Under Large Pressures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To study granular rheology at large pressures, we use a bonded particle model where each grain is constructed out of a collection of smaller particles connected by a network of spring-like bonds. |
Joel Clemmer ; Joseph Monti ; Jeremy Lechman; |
| 487 | Local Rheology for Vibrated Granular Shear Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We computationally study the frictional properties of sheared granular media subjected to harmonic vibration applied at the boundary. |
Mitchell Irmer ; Abe Clark ; Emily Brodsky; |
| 488 | Negative Saffman-like Lift in Granular Shear Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the lift and drag forces on a spherical intruder particle in a uniform shear flow of smaller spherical particles in the absence of gravity as a function of the imposed streamwise slip velocity. |
Qiong Zhang ; Hantao He ; Julio Ottino ; Paul Umbanhowar ; Richard Lueptow; |
| 489 | "Quaking" in Flows of Tightly Packed Granular Particles (1): Two "types" and Shear Unjamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose the use of a Stribeck-Hertz model that starts with the classic Coulomb friction but also takes into account the tribology between particles, i.e. the reduction of friction coefficient with speed as is commonly observed. |
Jih-Chiang (JC) Tsai ; Cheng-En Tsai ; Wei-Li Li ; Pai-Yi Hsiao; |
| 490 | Effect of Lubrication on Quakes in Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate a remarkable phenomenon in wetted granular materials, where the frequency and magnitude of quakes dramatically increases in an intermediate lubrication regime, in contrast to completely dry or heavily wetted grains, where quakes are much less prominent. |
Finn Braaten ; Heinrich Jaeger ; Michael van der Naald ; Tanvi Gandhi; |
| 491 | "Quaking" in Flows of Tightly Packed Granular Particles (2): Facts from Laboratory Observations with 3D Internal Imaging." Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a new geometry named Circular Shearing as an extension to our previous work [Phys. |
Jr-Jiun Lin ; Cheng-En Tsai ; Jih-Chiang (JC) Tsai; |
| 492 | Collapse of A Granular Raft: Experiments from The Particle Perspective Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss our new particle-scale experiments in which we directly visualize the equilibrium position and contact line dynamics of the individual particle for varying parameters. |
Ranit Mukherjee ; Zih-Yin Chen ; Xiang Cheng ; Sungyon Lee; |
| 493 | Interactions Between Subaqueous Barchans and Static Objects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We proposed a classification map in which the behavior of dunes depends on the relation between the obstacle and dune sizes, and the Stokes number. |
Willian Assis ; Danilo Borges ; Erick Franklin; |
| 494 | The Statistical Mechanics of Clogging Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Earlier work showed that grain positions are the key microscopic degrees of freedom. |
Douglas Durian ; Jesse Hanlan ; Sam Dillavou ; David Hathcock ; Yuhai Tu; |
| 495 | Stochastic Dynamics of Granular Hopper Flows: Hidden Modes Control The Stability of Clogs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a phenomenological model for the stochastic dynamics of granular hopper flows. |
David Hathcock ; Jesse Hanlan ; Sam Dillavou ; Douglas Durian ; Yuhai Tu; |
| 496 | Flow Rate in 2D Silo Discharge of Binary Granular Mixtures: The Role of Ordering in Monosized Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we present 2D simulations of the discharge of silos filled with binary mixtures of circular grains that, crucially, conserve the same mean particle size in order to isolate the effect of dispersity on flow rate. |
Manuel Carlevaro ; Ryan Kozlowski ; Luis Pugnaloni; |
| 497 | Title: Facilitating A 3D Granular Flow with An Obstruction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report experiments on the discharge of spherical glass grains from a cylindrical hopper terminating in a conical outlet, with a clamped rod inserted axially down the hopper. |
Abhijit Sinha ; NARAYANAN MENON ; Shankar Ghosh; |
| 498 | Effect of Obstacle Size and Placement in 3D Gravity-driven Granular Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that the number of particles that leave the hopper and the time between clogging events are affected by the size and position of the obstacle. |
Jackson Diodati ; Shubha Tewari; |
| 499 | Dynamics of An Intruder Moving Through A Two-dimensional Granular Medium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the response of a disordered bi-disperse two-dimensional aggregate of oil droplets to a moving ferrofluid droplet which acts as a controlled intruder. |
Marzuk Gazi ; Johnathan Hoggarth ; Kari Dalnoki-Veress; |
| 500 | A Density-independent Reentrant Jamming Transition in Confluent Monolayers of Synthetic Cell-mimics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we design and assemble a monolayer of synthetic cell-mimics. |
PRAGYA ARORA ; Souvik Sadhukhan ; Saroj Nandi ; Dapeng Bi ; Ajay Kumar Sood ; Rajesh Ganapathy; |
| 501 | Self-assembly of Ferrofluid Droplets at A Curved Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When we apply a magnetic field we can induce a tunable repulsive force between the droplets. |
Hamza Khattak ; Sanjit Patil ; Desiree Rehel ; An-Chang Shi ; Kari Dalnoki-Veress; |
| 502 | Granular Convergence As An Iterated Local Map Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These graphs represent the evolution of the system through different states as cyclic shear is applied. We propose that the convergence phenomenon results from the qualitative features of these maps. |
Anna Movsheva ; Thomas Witten; |
| 503 | Probing Many-body Effects in The Shear Response of Acoustically Levitated Granular Rafts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Acoustically levitated particles tend to self-assemble into two-dimensional raft structures. We utilize custom probes to perform mechanical shear tests on this soft solid, applying and measuring acoustic forces in situ with sub-μN precision. |
Nina Brown ; Heinrich Jaeger; |
| 504 | Non-Reciprocity in Acoustically Bound Clusters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we will explore the assembly of 2D many particle clusters in the acoustic binding force through numerical simulations. |
Dustin Kleckner ; Arnold Kim ; Nicholas St. Clair; |
| 505 | Chaos in 1D Acoustically Bound Clusters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we will discuss non-reciprocal forces which arise from many body interactions in a 1D system of particles suspended along the propagation axis of an acoustic standing wave. |
Nicholas St Clair ; Dustin Kleckner; |
| 506 | Acoustodynamic Mass Determination: Accounting for Inertial Effects in Acoustic Levitation of Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Acoustic traps use forces exerted by sound waves to confine and transport small objects. The dynamics of an object moving in the force landscape of an acoustic trap can be … |
Mia Morrell ; David Grier; |
| 507 | Modulating The Living Cell Dynamics By Surface Functionalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work aims at elucidating the relation between adhesion and collective migration, while also providing a useful platform to tune cell migration. |
Prasoon Awasthi ; Kirsten Endresen ; Aniruddh Murali ; Francesca Serra; |
| 508 | Balancing Reaction-diffusion Network for Cell Polarization Pattern with Stability and Asymmetry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Interestingly, the combination of two of those unbalanced modifications can stabilize the polarized pattern. To test if this fundamental rule governs the network programming in the real system, we conduct an elaborate literature search to reconstruct the cell polarization network in the nematode Caenorhabditis elegans zygote, where a 4-node network with full mutual inhibitions between anterior and posterior is modified by a mutual activation in the anterior and an additional mutual inhibition between the anterior and the posterior, constituting a 5-node network. |
Yixuan Chen ; Guoye Guan ; Lei-Han Tang ; Chao Tang; |
| 509 | Long-Range Repulsion Between Chromosomes in Mammalian Oocyte Spindles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work highlights the surprising relevance of materials physics in understanding the structure, dynamics, and mechanics of cellular structures, and presents a novel and potentially generic mode of chromosome self-organization in large spindles. |
Colm Kelleher ; Daniel Needleman; |
| 510 | The Flow Patterns of Ink Released By Cuttlefish Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we observe live cuttlefish inking and mimic the process with a table-top. |
Yu Ting Lin ; I Hsuan Chen ; Patricia Yang; |
| 511 | Malignant Brain Tumors Behave in Vivo As Liquid Crystals: Quasi Long-range Nematic Order and Topological Defects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work will define the role of liquid crystal organization as novel physical structures in GBM, eventually leading to the development of therapeutic strategies targeting the structure underlying brain tumor organization, namely, the liquid crystalline order. |
Pedro Lowenstein ; Anna Argento ; Maria Luisa Varela ; Marta Edwards ; Carles Blanch-Mercader; |
| 512 | Modeling Cell Division-Induced Motion in Cell Aggregates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a novel deformable particle model for cell division, which includes cell-cell adhesion and energy costs for changes in cell area and perimeter in two dimensions (2D). |
Emmanuel Mintah ; Mark D Shattuck ; Corey O’Hern; |
| 513 | Curious Run-and-Tumble Behavior in Multicellular Organisms on The Water’s Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our findings extend the concept of "run-and-tumble" to macroscopic organisms, offering insights into its evolutionary advantages. This research has implications for the development of search robots mimicking this efficient movement strategy and suggests a unifying principle behind "run-and-tumble" motion across different length scales. |
Ishant Tiwari ; Nithil Nagappan ; Jacob Harrison ; Saad Bhamla; |
| 514 | Spatio-temporal Dynamics of Nutrient Exchanges in Microbial Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Even in their simplest arrangement in a localized illuminated domain, we find a complex dynamics involving nutrient exchanges, enhanced algal diffusivity due to the bacteria, and a stochastic version of “flux expulsion”. |
Praneet Prakash ; Raymond Goldstein; |
| 515 | Understanding The Collective Chemotactic Behavior of Malignant Lymphocyte Clusters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This distinct collective behavior is not well understood and is linked to the increased metastatic potential of lymphocyte clusters over that of individual cells. To understand these cluster dynamics, we develop an agent-based model that incorporates contact inhibition, adhesive interactions, and gradient sensing capabilities. |
Monika Sanoria ; Ajay Gopinathan ; Nir Gov; |
| 516 | Universal Distribution of Cell Shapes in Active Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use agent-based modeling of cells as deformable particles, to explore the distribution of cell shapes in active-driven systems. |
Mark D Shattuck ; Corey O’Hern ; Andrew Ton; |
| 517 | Chaos of Cardiac Tissue Under Periodic Stimuli and Fibrillation: Experiments and Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study aims to both quantify and qualify the chaotic nature of cardiac tissue from the system’s arrhythmic electrical response to fast periodic forcing. |
Mikael Toye ; Conner Herndon ; Molly Halprin ; Eva Greiner ; Carolyn Martsberger ; Flavio Fenton; |
| 518 | Surface Chemistry Influence on Orientations, Contact Area, and Deformation of Adhering E. Coli Cells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by the significant role of cell adhesion in biofilm formation, we investigated the impact of surface chemistry starting at the single-cell level. |
Zhou Xu ; Wuqi Niu ; Sloan Siegrist ; Mark Tuominen ; Maria Santore; |
| 519 | Flying Fish Taxiing on The Water’s Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigate the tail-slapping frequency of flying fish experimentally and theoretically. |
Hao-Ping Wang ; Yun-Jhe Li ; Patricia Yang; |
| 520 | Chemical Gradients Coupled to Self-generated Flow Exhibit Large-scale Pattern Formation in Active Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the mechano-chemical coupling between spatial distributions of energy sources and self-organized flows. |
Alana Hartsell-White ; Isabel Ruffin ; John Berezney ; Seth Fraden ; Zvonimir Dogic; |
| 521 | Principles of Cellular Behavior: Integrating Cellular Structure, Dynamics, and Decision Making Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Although it may be easy to think of cells as the simple building blocks of more complex organisms such as animals, single cells are capable of remarkably sophisticated behaviors … |
Ben Larson; |
| 522 | Grokking and Emergent Capabilities in Deep Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This effect is known under the names of "emergent capabilities" and "grokking". In this talk I will describe a few simple models based on neural networks learning simple mathematical operations that elucidate this behavior. |
Andrey Gromov; |
| 523 | Average-Reward Reinforcement Learning Using Insights from Non-Equilibrium Statistical Mechanics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Although this framework has the benefit that it leads to useful bounds and convergence properties, it is not appropriate for problems in which discounting is not a principled approach. To address this issue, we consider an alternative framework based on the average-reward formalism, which optimizes for long-term average returns. |
Jacob Adamczyk ; Argenis Arriojas Maldonado ; Stas Tiomkin ; Rahul Kulkarni; |
| 524 | To Grok or Not to Grok: Disentangling Generalization and Memorization on Corrupted Algorithmic Datasets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Robust generalization is a major challenge in deep learning — it is often very difficult to know if the network has memorized a particular set of examples or understood the underlying rule (or both). Motivated by this challenge, we study a simple and interpretable model where generalizing representations are understood analytically, and are easily distinguishable from the memorizing ones. |
Darshil Doshi ; Aritra Das ; Tianyu He ; Andrey Gromov; |
| 525 | Generalization Error in The Spherical Perceptron Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Notably, we find that this phenomenon only occurs when the system experiences a jamming transition that maintains replica symmetry. We present numerical and theoretical evidence supporting this observation. |
Gilhan Kim ; Yongjoo Baek ; Hyungjoon Soh; |
| 526 | Criticality from The Functional Development of A Learning Machine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Instead of tracing out microscopic details of the neural networks that produce specific functionality, we aim for a macroscopic understanding of the evolution and transitions of the collective states of the neural systems leading to the fulfillment of the required functions. |
Ting-Kuo Lee; |
| 527 | Training Machine Learning Emulators to Preserve Invariant Measures of Chaotic Attractors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose an alternative framework designed to preserve invariant measures of chaotic attractors that characterize the time-invariant statistical properties of the dynamics. |
Peter Lu ; Ruoxi Jiang ; Elena Orlova ; Rebecca Willett; |
| 528 | Statistical Mechanics of Dynamical System Identification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we formulate system identification as a two-level Bayesian inference problem that explicitly separates variable selection from variable values and uses statistical mechanics techniques to compute the posterior parameter distribution in closed form and avoid Monte Carlo sampling. |
Andrei Klishin ; Joseph Bakarji ; J. Nathan Kutz ; Krithika Manohar; |
| 529 | Effective Dynamics of Generative Adversarial Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a simplified model of GAN training dynamics, which allows us to study the conditions under which mode collapse occurs. |
Shenshen Wang ; Steven Durr ; Youssef Mroueh ; Yuhai Tu; |
| 530 | Machine Learning That Predicts Well May Not Learn The Correct Physical Descriptions of Glassy Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a simple model for the rearrangement process and study the ability of SVM to learn the known activation energy in this model. |
Arabind Swain ; Sean Ridout ; Ilya Nemenman; |
| 531 | Tracking Parameter Variations in Nonlinear Dynamical Systems Using Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Formulating an inverse problem and exploiting the machine learning scheme of reservoir computing, we develop a model-free and fully data-driven framework to accurately track time-varying parameters from partial state observation in real time. |
Zheng-Meng Zhai ; Mohammadamin Moradi ; Ying-Cheng Lai; |
| 532 | Sparse Spectra in Learned Representations of Symmetries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The learned representation is a discrete Fourier encoding of the input and output integers, but curiously it uses only a sparse subset of the possible frequencies. Here we show that some much simpler networks reproduce this sparse behaviour, allowing a more detailed analytic understanding. |
Michael Abbott ; Benjamin Machta; |
| 533 | Hydrodynamic Hamiltonians and Structural States of Active Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that a two-dimensional system of co-oriented active particles interacting only hydrodynamically can be expressed using a Hamiltonian formalism. |
Naomi Oppenheimer ; Yuval Shoham ; Roee Bashan; |
| 534 | Chemical Herding: Steering Colloidal Particles Using Chemical Reactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have developed a new method for using chemical reactions to multiply the effects of existing top-down colloidal manipulation methods to arrange large numbers of colloids with single particle precision, which we refer to as chemical herding. |
Mark McDonald ; Douglas Tree ; Cameron Peterson; |
| 535 | Hindered Stokesian Settling of Discs and Rods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We prepare suspensions of disc-like and rod-like shapes with a few different aspect ratios and study the velocity of the sedimentation front and the volume fraction of the sediment. To better compare these shapes with spheres and among each other, we compare the hindered settling function H(s) at fixed interparticle separation, s, rather than as a function of φ. |
NARAYANAN MENON ; Yating Zhang; |
| 536 | Steering Colloids Across Solute-releasing Hydrogel Arrays Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the implications of our observations for colloid transport in dissolving porous media and drug delivery to hidden targets. |
Haoyu Liu ; Zehao Chen ; Amir Pahlavan; |
| 537 | Self-propulsion, Interactions, and Flocking of Active Vortlets in Three Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that a single spinner generates a localized three dimensional region of vorticity around it which we term a ‘vortlet’. |
Panyu Chen ; Scott Weady ; Severine Atis ; Takumi Matsuzawa ; Michael Shelley ; William Irvine; |
| 538 | Self-steering Artificial Microswimmers: Towards Advanced Navigation Inside Patterned Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, current realizations lack active response to confining surfaces: the ubiquitously studied pre-configured and mechanically rigid colloidal swimmers are predominantly captured at surfaces, which severely restricts their motion and hinders their applicability. To overcome this limitation, we examine the emergence of adaptive motility in self-assembled binary colloidal molecules that are both self-propelling and self-steering under an ac electric field due to physical interactions which promote dynamic shape reconfiguration. |
Stefania Ketzetzi ; Lorenzo Caprini ; Laura Alvarez Frances ; Hartmut Löwen ; Lucio Isa; |
| 539 | Thermocapillary Microswimmers: Translational Propulsion of Illuminated Particles at A Fluid Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we show that the aforementioned phenomenon can also be exploited for translational propulsion of micron particles. Therefore, we present a numerical model that couples the transient (Navier-)Stokes equation with heat transfer and a moving mesh feature. |
Tillmann Carl ; Clarissa Schönecker; |
| 540 | Spontaneous Rotation By Symmetry Breaking of A Capillary Wave Source Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we consider symmetric (achiral) objects which spontaneously begin to rotate in either direction. |
Jack-William Barotta ; Basile Dhote ; Eli Silver ; Daniel Harris; |
| 541 | Multipolar Capillary Interactions and Self-Assembly of Plant Bioparticles on Fluid Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Gemmae have long been assumed to be passive agents, but their capillary interactions while attached to the air-water interface suggest they play a much more active role in liverwort reproduction. To investigate this, we directly measure capillary interactions of gemmae on both flat and curved fluid interfaces using brightfield microscopy and optical profilometry, and find that gemmae adsorbed to the water surface interact and self-assemble as capillary multipoles. |
Alex Kim ; Katie Nath ; Caroline Tally ; Anneliese Silveyra ; Juliana Itehua ; Justyn Friedler ; James Fortin ; Katharine Jensen; |
| 542 | Phoretic Migration of Colloids in Cellular Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, it is unclear if phoretic migration of colloids would play any role in the presence of background flows. We address this problem using a cellular flow configuration, typical of 2D convective flows, which can be non-chaotic, chaotic, or turbulent. |
Mobin Alipour ; Amir Pahlavan; |
| 543 | Entropy Production and Thermodynamic Inference for Stochastic Microswimmers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the characterization of the degree of non-equilibrium activity in active matter systems in the context of a stochastic microswimmer model driven by a chemical cycle. |
Michalis Chatzittofi ; Jaime Agudo-Canalejo ; Ramin Golestanian; |
| 544 | Mechanics of Head-Carrying Textile Rings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the mechanics of textile rings constructed from different fabrics and different wrapping strategies. |
Sanika Barve ; Douglas Holmes; |
| 545 | Self-Entagled States of Linear Catenanes in Poor Solvent: Knots and Threadings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We used molecular dynamics simulations to explore self-entanglements in collapsed linear catenanes, unveiling two types of topologically complex states. |
Pietro Chiarantoni ; Cristian Micheletti ; Zahra Ahmadian Dehaghani; |
| 546 | Tying Together Yarn Compression and Knit Fabric Jamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using computational simulations of stockinette fabric, we present a new energy marker for jammed knit fabrics that shows that the rest state of the fabric is not a minimum contact energy state. |
Sarah Gonzalez ; Michael Dimitriyev ; Sabetta Matsumoto; |
| 547 | Topological Entanglement in Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will see how new advances in mathematical topology lead to new tools that can be used to measure topological entanglement in polymers of varying architectures (e.g., ring or linear). |
Eleni Panagiotou; |
| 548 | Twisted Structure of Multifilament Bundles and Sheets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss the analysis of the shapes and torques required in terms of the Geometric yarn model [1], and by generalizing the energetics derived for twisted two filament bundles [2] noting the important contributions of stretching, bending, and contact, besides twist. |
Animesh Biswas ; Amit Dawadi ; Arshad Kudrolli; |
| 549 | Capturing Corrugation, Folding, and Multi-stability in Knit Materials with An Elastic Continuum Finite Element Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use this model to explore the vast geometric space, and expect it to allow us to design fabrics with particular target properties. |
Helen Read ; Kausalya Mahadevan ; Vanessa Sanchez ; Katia Bertoldi; |
| 550 | Exploring The Design Space of Polycatenated Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we report a rational design platform based on topologically interlocking wireframes, allowing the creation of polycatenated metamaterials with tailor-made global structural pliancy. |
Wenjie Zhou ; Sujeeka Nadarajah ; Chiara Daraio; |
| 551 | Geometry and Mechanics of Densely-packed Helical Filaments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we consider a elementary geometry of helical close-packing of a single filament, extending the pioneering study of Pryzbyl and Pieranski (EPJE 2001) on the helical close-packing of the ideal rope model. |
Benjamin R. Greenvall ; Gregory Grason; |
| 552 | Programming Knitted ExoSkins to Assist with Knee Joint Motion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we designed programmed knitted exoskins that can provide resistive torques to resist knee joint flexion (i.e., body weight support) and compared their capabilities with off the shelf knee braces currently in market. |
Krishma Singal ; Samuel Kirschner ; Houriyeh Majditehran ; Andrew Schulz ; David Hu ; Emily Sanders ; Gregory Sawicki ; Sabetta Matsumoto; |
| 553 | Braiding, Twisting, and Weaving Microscale Fibers Using Capillary Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will discuss how to braid microscale fibers into specific topologies using 3D-printed machines that harness capillary forces [1]. |
Ahmed Sherif ; Cheng Zeng ; Maya Winters Faaborg ; Michael Brenner ; Vinothan Manoharan; |
| 554 | Knotting Semi-flexible Filaments with Centrifugal Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: From Brownian Dynamics numerical simulations, we found that at high centrifugal accelerations, the semi-flexible filaments may acquire long-stable configurations characterized by a knotted leading head and a trailing stretched tail, revealing that stable configurations can also be intriguing. |
Lucas H P Cunha ; Luca Tubiana ; Sibani Lisa Biswal ; Fred MacKintosh; |
| 555 | Three Ways to Control Dynamical Systems Robustly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I review three classes of strategies for controlling dynamical systems robustly: feedforward, feedback, and worst case. |
John Bechhoefer; |
| 556 | Controlling The Nonlinear Configuration Space of Mechanical and Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, knowledge of these maps is made difficult due to the nonlinearities in both the interactions and the functions. In this talk, I will discuss several strategies for how to obtain these maps to wield control over the nonlinear configuration space. |
Jason Kim; |
| 557 | Bounds on Information Transfer for Stabilization of Insect Flight Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Many insects are passively unstable in flight, requiring active control to remain stable. In the fly, an organ called the haltere measures angular velocities and provides fast … |
Nick Weaver ; Benjamin Machta ; Henry Mattingly ; Bradley Dickerson; |
| 558 | Nonlinear Effects of Electrical Stimulation Strength on Tissue-scale Collective Migration Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, approaches to formally control the many cells within a tissue as a group are quite valuable, necessitating new control frameworks suitable for large-scale agent-based systems. We have been developing a unique approach to do this in living tissues that harnesses a natural process called electrotaxis—directed cell migration to ionic currents/DC electric fields. |
Jeremy Yodh ; Yubin Lin ; Daniel Cohen; |
| 559 | Nonequilibrium Free Energy Calculations from Time-reversed Path Ensembles Through Stochastic Optimal Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work, we build from Jarzynski’s observed connection between time-reversed driven trajectory ensembles and statistically optimal nonequilibrium averages [C. Jarzynski, Phys. |
Jorge Rosa-Raíces ; David Limmer; |
| 560 | Curiosity-driven Discovery of Novel Non-equilibrium Behaviors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine active and unsupervised learning for automated exploration of novel behaviors in non-equilibrium systems with unknown order parameters. |
Martin Falk ; Arvind Murugan ; William Gilpin ; Finn Roach; |
| 561 | Chemomechanical Sensing and Feedback in Active Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In my talk, I distinguish between exogenous and endogenous control of active materials and discuss the role each has in developing self-regulating materials. |
Michael Norton ; Piyush Grover; |
| 562 | Spatiotemporal Control of 2D Active Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we examine how spatiotemporal patterns of activity affect the dynamical organization of a model two-dimensional active nematic. |
John Berezney ; Katsu Nishiyama ; Michael Norton ; Zvonimir Dogic ; Seth Fraden; |
| 563 | Optimal Boundary Control of A Model Thin-Film Fiber Coating Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we consider control of a fluid film on a solid vertical fiber, where the fiber radius is larger than the film thickness. |
Shiba Biswal; |
| 564 | Network Control of Jammed Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In general, this work demonstrates that network control theory is a promising mathematical framework for predicting and designing yield behavior in disordered media. |
Erin Teich ; Jason Kim ; Dani Bassett; |
| 565 | Cellular Surfaces As Regulators of Biomolecular Condensation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I discovered that Whi3 condensates are attached to endomembranes in cells. |
Wilton Snead ; Amy Gladfelter; |
| 566 | Polymer Collapse Facilitates Protein Phase-separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use approaches from statistical physics to explore a model where proteins with a propensity to phase-separate in 3D modulate the collapse transition of a long polymer. |
Mason Rouches ; Benjamin Machta; |
| 567 | Molecular Transport Across Phase Boundaries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use a combination of quantitative (live) imaging techniques and theory to quantify the transport of molecules across the condensate-bulk interface in PGL-3 and FUS model condensates and compare to several theoretical models. |
Lars Hubatsch ; Anatol Fritsch ; Marta Mestroni ; Koichiro Takenaka ; Christoph Weber ; Frank Jülicher ; Anthony Hyman ; Patrick McCall; |
| 568 | Exchange Dynamics of Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by recent experimental evidence that condensates of a single type of biomolecule can consist of multiple species with drastically different mobilities, we theoretically derive diffusion-reaction equations to model a two-species system, where the two species represent molecules of different mobilities within the condensate. |
Ross Kliegman ; Yaojun Zhang; |
| 569 | Non-linear Partitioning of Client Proteins to The Bulk and Interface of Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we quantify bulk and interfacial partitioning of tubulin to FUS-polyU droplets using light microscopy. We find that classical partitioning coefficients are insufficient to characterize these phenomena. |
Teagan Bate ; Kathryn Rosowski ; Eric Dufresne; |
| 570 | Lightning The Interface: The Electrochemical Features of Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce how an associative transition of biomacromolecules can result in a segregative transition of ions, forming an electric potential gradient between the dilute and the dense phases, which corresponds to an interfacial electric double layer. |
Yifan Dai ; Richard Zare ; Lingchong You ; Ashutosh Chilkoti; |
| 571 | Nucleation Pathways of Multicomponent Biomolecular Condensates: A Cautionary Tale of The Classical Nucleation Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, a quantitative description of the nucleation landscape must also account for both the multicomponent nature of bimolecular condensates and the crowded intracellular environment. Here, we address this question by combining theory, molecular simulation, and continuum-scale numerical methods. |
Qiwei Yu ; Yury Polyachenko ; Ned Wingreen ; Mikko Haataja ; William Jacobs ; Andrej Kosmrlj; |
| 572 | Merging-limited Coarsening of Nanoscale Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we observe that coacervate droplets of small sizes (ranging from tens to hundreds of nanometers) remain stable over hours with significantly slower coarsening rates than predicted by classic theories. |
Yaojun Zhang ; Feipeng Chen ; Ho Cheung Shum; |
| 573 | Capillary Forces from Biomolecular Condensates on Microtubules Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using atomic force microscopy, we directly measure the attractive capillary interactions on TPX2-coated microtubule surfaces. We find that the capillary interactions are significant and can therefore underly the functional role of TPX2 in microtubule nucleation and organization. |
J. Pedro de Souza ; Bernardo Gouveia ; Sabine Petry ; Howard Stone; |
| 574 | Phase Behavior of Mixtures of Intrinsic Disordered Proteins and Rod-like Colloidal Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Notably, at intermediate fd concentration, the fd and the IDPs form well-mixed condensates in which the fd are highly concentrated ( i.e., compared to the background liquid phase). We will describe the experiments and offer some analysis of the phase behavior of these mixtures and the microscopic structure of the condensates. |
Yihao Chen ; Mikael Garabedian ; Mathew Good ; Arjun Yodh; |
| 575 | Predicting Morphology of Biomolecular Condensates from Protein Interaction Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work shows how a low-concentration protein species might function as a biological switch for regulating condensate morphologies. |
Tianhao Li ; William Jacobs; |
| 576 | Size, Shape, and Fluctuations of Condensates in Non-equilibrium Liquid-liquid Phase Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Equilibrium phase separation, in the absence of chemical reactions, leads at long times, to a condensate of system size due to the interfacial tension of smaller-sized domains. In … |
Amit Kumar ; Dan Deviri ; Samuel Safran; |
| 577 | Designing The Morphology of Phase-Separated DNA Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate how to design the morphology of multiphase condensates that form in solutions of DNA nanostars. |
Sihan Liu ; Andrej Kosmrlj; |
| 578 | Dynamics of Representational Learning in Brain and Artificial Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will discuss the commonalities and differences between learning dynamics of realistic neural networks and artificial neural networks in the context of representational learning by using two examples from the mammalian olfactory system: 1) representational drift in piriform cortex; 2) alignment of neural representations from two sides of the brain. |
Yuhai Tu ; Guillermo Barrios Morales ; Miguel Muñoz ; Bo Liu ; Venketash Murthy ; Shanshan Qin; |
| 579 | What Does A Neuron Do? A New Model for Neuroscience and AI Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present an alternative viewpoint, casting neurons as feedback controllers in closed loops comprising fellow neurons and the external environment. |
Dmitri Chklovskii; |
| 580 | A Statistical Theory of Inferring Population Geometry from Large-Scale Neural Recordings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As we add more neurons, are we recording enough trials in order to infer the population geometry of neural activity? We derive new theories, based on random matrices and free probability, to answer this question, comparing the predictions made in two distinct regimes: an extensive limit where the dimensionality of data is proportional to the number of recorded neurons and trials, and an intensive limit where the dimensionality is finite. |
Itamar Landau; |
| 581 | Hyperbolic Geometry and Information Acquisition in Biological Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will describe how the use of hyperbolic geometry can be helpful for visualizing and analyzing information acquisition and learning process from across biology, from viruses, to plants and animals, including the brain. |
Tatyana Sharpee; |
| 582 | Signatures of Abstraction Learning in Primates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: How are these models represented in the dynamics of brain activity? We approach this question through the exploration of schema formation in nonhuman primates. |
Adrienne Fairhall; |
| 583 | Scaling Laws and Emergent Behaviors in Foundation Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate both an "open-box" approach, when the access to learning dynamics and internal metrics of a neural network are available (e.g., in the case of "grokking" behavior), as well as "closed-box" approach where the predictions of future behavior must be made solely based on the previous behavior, without internal measurements of the system being available. |
Irina Rish; |
| 584 | Reliable Emulation of Complex Functionals By Active Learning with Error Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Conventional "space-filling” designs, including random sampling and Latin hypercube sampling, become inefficient as the dimensionality of the input variables increases, and the predictive accuracy of the emulator can degrade substantially for a test input away from the training input set. To address this fundamental challenge, we develop a reliable emulator for predicting complex functionals by active learning with error control (ALEC). |
Xinyi Fang ; Mengyang Gu ; Jianzhong Wu; |
| 585 | Towards Measuring Generalization Performance of Deep Neural Networks Via The Fisher Information Matrix Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we aim to construct a generalization measure based on the Fisher information matrix of a model, which we show is computationally tractable to compute for large models. |
Chase Goddard ; David Schwab; |
| 586 | Universal Sharpness Dynamics in Neural Network Training: Fixed Point Analysis, Edge of Stability, and Route to Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate that a simple two-layer linear network (uv model) trained on a single training example exhibits all of the essential sharpness phenomenology observed in real-world scenarios. |
Dayal Singh Kalra ; Tianyu He ; Maissam Barkeshli; |
| 587 | Statistical Mechanics of Semantic Compression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, I map out the phase diagram of this model in an idealized setting in which the elements of a finite but large lexicon all have random embeddings. |
Tankut Can; |
| 588 | Bounds on Learning with Power-law Priors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that any tail broader than Zipfian implies that a learning machine will fail to generalize on unseen data, while a narrower tail limits the number of functions that can be learned. |
Sean Ridout ; Ilya Nemenman ; Ard Louis ; Chris Mingard ; Radosław Grabarczyk ; Kamaludin Dingle ; Guillermo Valle Pérez ; Charles London; |
| 589 | In-depth Analysis of The Learning Process for A Small Artificial Neural Network Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study, we investigate the loss landscape and backpropagation dynamics of convergence for the logical exclusive-OR (XOR) gate by means of one of the simplest artificial neural networks composed of sigmoid neurons. |
Xiguang Yang ; Krish Arora ; Michael Bachmann; |
| 590 | Understanding Neural Network Generalizability from The Perspective of Entropy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In statistical physics, the flatness of a minimum in an energy landscape can be quantified by entropy. Therefore, we calculated the entropy of the loss-function landscape of NNs using Wang-Landau molecular dynamics and explored the potential correlation between such entropy and NNs’ generalizability. |
Entao Yang ; Xiaotian Zhang ; Ge Zhang; |
| 591 | Deep Variational Multivariate Information Bottleneck Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a unifying principle rooted in information theory to rederive, generalize, and design variational methods. |
K. Michael Martini ; Eslam Abdelaleem ; Ilya Nemenman; |
| 592 | Nonlinear Classification of Neural Manifolds with Context Information: Geometrical Properties and Storage Capacity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A commonly adopted approach to tackle this problem involves the analysis of statistical and geometrical attributes that link neural activity to task implementation in high-dimensional spaces. Here, we explore an analytically-solvable classification model that derives its decision-making rules from a collection of input-dependent "expert" neurons, each associated with distinct contexts through half-space gating mechanisms. |
Francesca Mignacco ; Chi-Ning Chou ; SueYeon Chung; |
| 593 | Biofilm Formation in Confined Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using microfluidic experiments, we study the influence of confinement on the spatiotemporal evolution of biofilm formation and growth. |
Amir Pahlavan; |
| 594 | Softening and Enhanced Transport of Colloidal Chains in A Bacterial Bath Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, there is a notable lack of experimental investigations on this topic. To address this issue, we construct a model system consisting of colloidal chains and the motile bacteria Bacillus subtilis. |
Devadyouti Das ; Bipul Biswas ; Manasa Kandula ; Shuang Zhou; |
| 595 | Effects of Hydrodynamic Interactions in Motility-Induced Phase Separations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We systematically study the collective dynamics of so-called squirmers using Active Fast Stokesian Dynamics simulations. |
(Edmond) Tingtao Zhou ; John Brady; |
| 596 | Motility Induced Phase Separation and Frustration in Active Matter Swarmalators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a system of active matter swarmalators composed of elastically interacting run-and-tumble active disks with an internal phase ϕi. |
Charles Reichhardt ; Cynthia Reichhardt ; Andras Libal ; Biborka Adorjani; |
| 597 | Collective Behavior of Active Cell-like "flexicle" Microrobots Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose a model for a three-dimensional self-driven, deformable cellular robot composed of self-propelled particles confined to a flexible membrane – a superstructure we call a “ flexicle”. |
Philipp Schönhöfer ; Sharon Glotzer; |
| 598 | Characterizing Phase Separation and Critical Behavior in Active Matter with Machine Learning and Noise Power Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine motility-induced phase separation (MIPS) in two-dimensional run and tumble disk systems using both machine learning and noise fluctuation analysis. |
Cynthia Reichhardt ; Danielle McDermott ; Charles Reichhardt; |
| 599 | Thermodynamics of Active Phase Separation and Patterns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present a nonequilibrium thermodynamics for non-ideal mixtures undergoing reaction-diffusion dynamics. |
Massimiliano Esposito ; Timur Aslyamov ; Franceco Avanzini ; Étienne Fodor; |
| 600 | Emergence of Collective Oscillations in Dense Crowds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Second, the occurrence of dense crowd events in modern cities is infrequent and often unpredictable, as they are generally avoided by city officials and security forces. To overcome this fundamental challenge, we conducted our study during the massive gathering at the Chupinazo, the opening event of a lively annual festival in San Fermin, Spain. |
Francois Gu ; Benjamin Guiselin ; Nicolas Bain ; Iker Zuriguel ; Denis Bartolo; |
| 601 | Thermodynamically Consistent Lattice Monte Carlo Simulation for Active Particle System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Towards this purpose, we construct a model of active lattice gas whose jump probability does not only satisfy the local detailed balance condition but also involves the prefactor which explicitly depends on the self-propulsion. |
Ki-Won Kim ; Euijoon Kwon ; Yongjoo Baek; |
| 602 | Collective Flow and Defect Dynamics of Active Nematic Liquid Crystals Under An Electric Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we numerically demonstrate the relatively unexplored effects of an electric field on the dynamics of two-dimensional active nematics [1]. |
Yutaka Kinoshita ; Nariya Uchida; |
| 603 | Defect Self-propulsion in Active Nematic Films with Spatially-varying Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the active flow caused by an isolated topological defect of charge ± 1/2 in an active nematic film subject to both friction with a substrate (Γ) and viscus dissipation (η). |
Jonas Rønning ; M Cristina Marchetti ; Mark Bowick ; Luiza Angheluta; |
| 604 | Agent-based Simulation Study of Confined Active Nematic Filaments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a novel way to introduce hydrodynamic forces, we model interaction with a background fluid represented as a coarse-grained liquid sublayer. |
Matthew Deutsch ; Michael Varga ; Robin Selinger; |
| 605 | From Entangled Living Polymerlike Worms to Soft Robotic Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This blob can respond to external stimuli such as light, to move or change shape. We will illustrate how these living worms provide a fascinating experimental platform for investigating the physics of active, polymer-like entities. |
Antoine Deblais; |
| 606 | Tangling Induced Phase Separation in Active Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce an active polymer model, where each active polymer exhibits unique head dynamics that enable self-propulsion and entanglement. |
Prathyusha K R ; Harry Tuazon ; Saad Bhamla; |
| 607 | Light-driven Transformations in Entangled Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: From the active matter perspective, these tangled worm blobs represent a remarkable material that can autonomously self-assemble, shape-shift, and exhibit other emergent collective functions. Here, we investigate the response of these worm blobs to light exposure. |
Nitesh Arora ; Harry Tuazon ; Saad Bhamla; |
| 608 | Entangling and Localization of Active Filaments in Square Wells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present a study of the dynamics of Lumbriculus variegatus (or California blackworm) under quasi 2D square confinement as a model of active filaments that can entangle as a function of their number density. |
Sohum Kapadia ; Animesh Biswas ; Arshad Kudrolli; |
| 609 | Active Hierarchical Self-assembly of Liquid Crystalline Filamentous Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the phase separation of a mesogenic liquid crystal from an isotropic fluid as a model system for liquid-liquid crystal phase separation. |
Christopher Browne ; Yuma Morimitsu ; Zhe Liu ; Chinedum Osuji; |
| 610 | Topology Governs The Presence and Timescale of Anomalous DNA Transport Across Cytoskeletal Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the cytoskeleton, motor proteins (such as kinesin) consume energy from their environment to push and pull on the network’s polymers, instigating various forms of flow and contraction that make the transport dynamics across the composite challenging to understand. Here, we investigate the effect of DNA topology on its transport within reconstituted cytoskeletal networks of microtubules and kinesin. |
Dylan McCuskey ; Daisy Achiriloaie ; Jemma Kushen ; Isaac Blacklow ; Jennifer Ross ; Rae Robertson-Anderson ; Janet Sheung; |
| 611 | How to Efficiently Extract A Filament from A Topological Tangle: Part 1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: How does the entanglement between individual filaments affect their untangling behavior? We explore this question by considering the extraction of a single soft fiber from a tangled ball of similar fibers hanging in gravity. |
Ishant Tiwari ; Vishal Patil ; Sutikshan Bansal ; Jorn Dunkel ; Saad Bhamla; |
| 612 | How to Efficiently Extract A Filament from A Topological Tangle (Part 2) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, the question of how to extract a single filament from a tangle represents a fundamental problem of tangle control. Here, we theoretically explore filament oscillation as a dynamical protocol for solving this extraction problem. |
Vishal Patil ; Ishant Tiwari ; Sutikshan Bansal ; Jorn Dunkel ; Saad Bhamla; |
| 613 | Actively Entangling Filaments for Passive Adaption in Soft Robotic Grippers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a soft robotic gripper made of an array of slender, hollow, elastomeric filaments that are reversibly and pneumatically actuated to take a highly curved state, enabling entanglement on demand for grasping. |
Kaitlyn Becker ; Yeonsu Jung ; L Mahadevan ; Robert Wood ; james weaver ; Daniel Baum ; Clark Teeple; |
| 614 | Science on The Web: How Networks Bias Academic Communication Online Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: My talk presents our latest results about (1) how scientific publications spread on various types of online platforms, losing essential information; (2) how gender and ethnic inequalities impact the coverage of scholarship; and (3) how subsequently retracted articles receive more attention online. |
Agnes Horvat; |
| 615 | What’s The Point of This Conference? Modeling The Physics of Team Formation at Meetings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While this question has traditionally been the subject of qualitative study, new data sets have allowed us to develop and test quantitative models. Motivated by the process of chemical catalysis, we present a differential equation based model for the generation of new collaborations at conferences, quantify its performance, and compare it with other candidate models. |
Daniel Abrams ; Emma Zajdela ; Richard Wiener ; Andrew Feig ; Kimberly Huynh ; Andy Wen; |
| 616 | Forecasting U.S. Elections Using Compartmental Models of Infection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we take a dynamical-systems perspective on election forecasting, with the goal of helping to shed light on the forecast process and raising questions for future work. |
Alexandria Volkening ; Mason Porter ; Daniel Linder ; Grzegorz Rempala ; Ryan Branstetter ; Samuel Chian ; William He ; Christopher Lee ; Mengqi Liu ; Emma Mansell ; Manas Paranjape; |
| 617 | Symmetry-equivariant Neural Networks for Understanding and Designing Physical Systems: Advances, Challenges, and Opportunities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: ENNs avoid brute-force data augmentation that traditional neural networks require to understand these transformations and are extremely data-efficient, they make more accurate predictions and need less data to do so. In this talk, I will give an overview of recent advances in ENNs and their application to physical systems, describe challenges in training and scaling these methods, and highlight unexplored opportunities in ENN techniques including applying these methods more broadly. |
Tess Smidt; |
| 618 | Stochastic Force Inference Via Density Estimation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose an approach that relies on the probability flow associated with an underlying diffusion process to infer an autonomous, nonlinear force field interpolating between the distributions. |
Victor Chardès ; Suryanarayana Maddu ; Michael Shelley; |
| 619 | Ab Initio Uncertainty Quantification in Scattering Analysis of Microscopy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce another paradigm that defines a probabilistic generative model from the beginning of data processing and propagates the uncertainty for parameter estimation, termed the ab initio uncertainty quantification (AIUQ). |
Mengyang Gu ; Yue He ; Xubo Liu ; Yimin Luo; |
| 620 | Combining Physics with Multi-fidelity Computation for Improved Bayesian Active Learning Based Exploration Over Lattice Hamiltonian System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The proposed approach aims to avoid learning unphysical behavior and invariant to low-fidelity approximations and can be universally suitable for rapid multi-fidelity-based exploration over expensive systems. |
Arpan Biswas ; Sai Mani Prudhvi Valleti ; Rama Vasudevan ; Sergei Kalinin ; Maxim Ziatdinov; |
| 621 | Characterizing Inference of Non-reciprocal Connections in The Kinetic Ising Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we tune the reciprocal coupling strength, non-reciprocal coupling strength, and the temperature of the kinetic Ising model to tune between a quasi-ordered state, disordered state, and the more interesting dynamical swapping state, in which sub-populations magnetize out of phase from each other. |
Peter Fields ; Cheyne Weis ; Stephanie Palmer ; Peter Littlewood; |
| 622 | Data-Enabled Coarse-Graining of Confined Simple Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While much attention has been focused on homogenous systems, application to confined fluids remains a challenge. To address this, we present a data-driven framework aimed at determining coarse-grained Leonard-Jones (LJ) potential parameters for simple liquids within confined systems. |
Ishan Nadkarni ; Haiyi Wu ; Narayana Aluru; |
| 623 | Self-supervised Deep Learning for Intense Charged Particle Beam Dynamics with Hard Physics Constraints Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The simulation of the dynamics of such beams can be extremely computationally expensive based on O(n^2) individual particle-to-particle interactions, where n=1.25×10^10 for a 2 nC bunch. In this talk we present recent results on developing deep neural network-based self-supervised deep learning for such intense charged particle beam dynamics with guaranteed hard physics constraints. |
Alexander Scheinker ; Reeju Pokharel; |
| 624 | Learning Biophysical Energy Functions from Protein Structure Data with Physically-informed Equivariant Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that a rotationally symmetric neural network trained on protein structure data, which has demonstrated the ability to learn an effective biophysical potential from data, can be used to modify input coordinates of a protein structure to reflect new desired outputs. |
Kevin Borisiak ; Armita Nourmohammad ; Michael Pun ; Gian Marco Visani; |
| 625 | Cooperative Motion of Particles Drives Discontinuous Shear Thickening Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will present three different mesoscale studies that collectively demonstrate that the cooperative motion of particles is crucial for the underlying rigidity and liquid-solid transition. |
Abhinendra Singh; |
| 626 | Oral: From Steady Flow to Rest: Percolation and Rigidity in Flow Cessation of Jammed Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have studied their stress relaxation upon flow cessation through large-scale computer simulations of soft, repulsive, and poly-disperse particles. |
Logan Bayer ; Emanuela Del Gado ; H. Vinutha; |
| 627 | Dense Suspensions Under Inhomogeneous Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Predicting the rheology of dense suspensions under inhomogeneous flow is crucial in many industrial and geophysical applications, yet the conventional `$mu(J)$’ framework is limited to homogeneous conditions in which the shear rate and solids fraction are spatially invariant. To address this shortcoming, we use particle-based simulations of frictionless dense suspensions to derive new constitutive laws that unify the rheological response under both homogeneous and inhomogeneous conditions. |
Christopher Ness ; Bhanu Prasad Bhowmik; |
| 628 | Space- and Time-resolved Stress Fluctuations in Discontinuous Shear Thickening Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent work has suggested that these fluctuations are due to the flow-induced growth and percolation of constrained particle networks within the suspension, but the specific localization of these processes are not well understood. To illuminate this connection, we combine simulations of sheared dense frictional suspensions with a local, spatially-resolved analysis derived from experimental boundary stress microscopy measurements, Our findings reveal the microstructural stress fluctuations are non-uniform throughout the sample, and move spatially with respect to time. |
Gavin Donley ; Abhay Goyal ; Nicos Martys ; Emanuela Del Gado; |
| 629 | Dynamics of Stress, Velocity and Density Fluctuations in A Shear-thickening Suspension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Utilizing direct measurements of spatially resolved boundary stresses during the thickening phase in a suspension of monodisperse silica microspheres, we observe the presence of regions of well-defined dynamic localized high-stress which intermittently manifest at stress levels exceeding the critical threshold. |
Esmaeel Moghimi ; Daniel Blair ; Jeffrey Urbach; |
| 630 | Universality and Tunability in Shear Thickening Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We interpret abrupt shear thickening as a precursor to a rigidity transition and give a complete theory of the viscosity in terms of a universal crossover scaling function from the frictionless jamming point to a rigidity transition associated with friction, anisotropy, and shear. |
Meera Ramaswamy; |
| 631 | Creep and Recovery of Frictional Colloids in Dense Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report the effect of particle surface roughness on rate-dependent creep deformation and slow recovery in dense colloidal suspensions. |
Lilian Hsiao ; Yug Saraswat; |
| 632 | Switching Flows in A 2D Silo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Of particular interest is the nature of the switching flows, which have been deemed inscrutable in previous work and thus remain ill-quantified [1-2]. We present quantitative metrics of this switching as a function of intruder size and position. |
Lori McCabe ; Shanen Arellano ; Giselle Dencker ; Kerstin Nordstrom; |
| 633 | The “roll” of Constraints in Yielding of Soft Particulate Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While it is widely acknowledged that system-spanning particulate structures contribute to the observed yield stress, a comprehensive understanding of the underlying microscopic mechanisms remains elusive. In this study, we present coarse-grained simulations focusing on model depletion gels to shed light on this intriguing phenomenon. |
Rishabh More ; Gareth McKinley; |
| 634 | Più Salato Il Mare: The Effect of Salt on The Shear Thickening Behavior of Non-Brownian Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss how we experimentally utilize high speed photography and the free surface geometry of droplet impact in tandem with conventional rheological techniques to ascertain the relationship between salt and macroscopic fluid behavior. |
Brian Seper ; Anahita Mobaseri ; Xiang Cheng ; Michelle Driscoll; |
| 635 | Spatial Stress Correlations in Strong Colloidal Gel Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we systematically investigate the nature of stress correlations in soft colloidal gel materials in the limit of moderate to high packing fractions and strong attraction. |
Divas Singh Dagur; |
| 636 | 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; |
| 637 | 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; |
| 638 | 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; |
| 639 | 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; |
| 640 | 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; |
| 641 | 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; |
| 642 | 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; |
| 643 | 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; |
| 644 | 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; |
| 645 | 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; |
| 646 | 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; |
| 647 | Topological Defects in Cell Monolayers Controlled By Topography Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We hypothesize that the density difference is mainly not driven by collective cell migration, but by a different rate of cell division in the defects’ proximity, and we test the hypothesis by suppressing cell migration using high ridges. |
Francesca Serra ; Kirsten Endresen ; Aniruddh Murali ; Prasoon Awasthi ; Kurmanbek Kaiyrbekov ; Brian Camley; |
| 648 | Statistical Correlations of Topological Defects in A Model Monolayer Confluent Tissue Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To bridge this research gap, we employ the AVM to investigate the statistical correlations between lattice defects (cell shapes deviating from hexagons) and orientational defects. |
Jiusi Zhang ; Rui Zhang ; Chung Wing Chan; |
| 649 | Coupling 3D Reaction-diffusion and Active Matter to Investigate Morphogenesis Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This project aims at unraveling the physical mechanisms by which pattern formation coupled with active matter can lead to robust morphogenesis. |
Amelie Chardac ; Guillaume Duclos; |
| 650 | Boundary Geometry Drives Three-dimensional Defect Transitions in A Polar Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides insights into luminogenesis and embryonic viability, while paving the way for defect control by geometry manipulation in more general settings. |
Pamela Guruciaga ; Takafumi Ichikawa ; Takashi Hiiragi ; Anna Erzberger; |
| 651 | Chaotic Control of Active Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, I will introduce experiments that demonstrate how geometrical confinement can influence the braiding dynamics of the topological defects. |
Linda Hirst ; Kevin Mitchell ; Fereshteh Memarian ; Derek Hammar ; Md Mainul Hasan Sabbir; |
| 652 | Self-organized Dynamics of Viscous Drops with Surface Nematic Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study morphological dynamics in a freely-suspended viscous drop with surface nematic activity that drives the system out of equilibrium. |
Mohammadhossein Firouznia ; David Saintillan; |
| 653 | Acoustically Powered Active Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we report the discovery of a fully synthetic active nematic system comprised of a lyotropic chromonic liquid crystal externally energized by ultrasonic waves. |
Andrey Sokolov ; Alexey Snezhko ; Jaideep Katuri; |
| 654 | Probing Active Nematics with In-situ Microfabricated Elastic Inclusions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work introduces a novel microfabrication method for the in-situ polymerization of hydrogel structures within a tubulin/kinesin active nematic gel. |
Jordi Ignés-Mullol ; Pau Guillamat ; Francesc Sagues ; Ignasi Vélez-Cerón; |
| 655 | Controlling Active Nematic Topological Chaos Through Defect Pinning on Sharp Boundary Features Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we investigate the effects of varying bulk topological charge via pinning defects on boundary features. |
Brandon Klein ; Kevin Mitchell ; Linda Hirst ; Daniel Beller; |
| 656 | Coarsening of Topological Defects in 2D Polar Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I’ll describe how topological defects in 2D polar active materials coarsen and form dynamic patterns. |
Sumantra Sarkar ; Soumyadeep Mondal; |
| 657 | Spatiotemporal Control of Active Topological Defects Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present an additive design framework to use elementary activity patterns, as active topological tweezers, to create, move and braid individual defects. |
Suraj Shankar ; Luca Scharrer ; Mark Bowick ; M Cristina Marchetti; |
| 658 | Periodic Orbits, Pair Nucleation, and Unbinding of Active Nematic Defects on Cones Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By combining analytical arguments derived from the Born-Oppenheimer approximation with numerical simulations, we investigate the simultaneous impact of confinement together with curvature singularity by characterizing the dynamics of an active nematic on a cone. |
Farzan Vafa ; David Nelson ; Amin Doostmohammadi; |
| 659 | Stability of Helical Elastic Rods with Twist-bend Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we apply methods from optimal control theory and symplectic geometry to show that the inclusion of twist-bend coupling in the Kirchhoff rod’s elastic energy allows for helical configurations that are stable for arbitrary length. |
Andy Borum ; Evelynn Bagade; |
| 660 | Geometric Dependence of Curvature-Induced Rigidity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These limits depend critically on the geometry of the material. We investigate how shape affects the deflection of a curved structure under its weight using experiments, finite-element simulations, and a geometrically nonlinear plate theory. |
Hanzhang Mao ; Mark (Zhiyue) Han ; Thomas Chandler ; Saverio Spagnolie; |
| 661 | Folding Pathways to Crumpling A Sheet with Cyclic Wringing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We measure the end-to-end distance between the clamped ends as a function of twist angle and find that it is hysteretic as the sheet follows a slightly different path during the twisting phase compared with untwisting, with the area enclosed decreasingly with the number of cycles. |
Amit Dawadi ; Arshad Kudrolli; |
| 662 | Experimental Demonstration of Coupled Learning in Elastic Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a proof-of-concept mechanical network that can learn simple tasks via iterative tuning of individual spring rest lengths. |
Lauren Altman; |
| 663 | Chaotic Motion in Multistable Mechanical Metamaterials Under Periodic Excitation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, transverse oscillatory loads are used to manipulate the response of a one-dimensional chain of bistable arches. |
Michael Bonthron ; Eleonora Tubaldi; |
| 664 | Novel Mechanical Response of Parallelogram-based Origami Governed By Topological Characteristics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we use reciprocal-space methods to decompose the response to non-uniform loading into different periodic modes. |
Yanxin Feng ; Andrew Wu ; James McInerney ; Siddhartha Sarkar ; Xiaoming Mao ; Zeb Rocklin; |
| 665 | Transition Wave Propagation in Hierarchical Phase-transforming Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we introduce structural hierarchy as an addition design parameter to the phase-transforming metamaterial platform, yielding unique results not found in the relevant literature, which exclusively comprises non-hierarchical systems. |
Michael Frazier ; Chongan Wang; |
| 666 | Quantum Algorithm to Calculate Dispersion Bands of Mechanical Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Leveraging on the rapidly growing power of quantum computing, we employ quantum algorithms that are tailored to Noisy Intermediate-scale Quantum (NISQ) specifications to calculate band structures of elastic waves. |
Yunya Liu ; Pai Wang; |
| 667 | Design of Pantograph Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize a class of linkage-based lattice surface structures inspired by the pantograph mechanism which transform between a deployed three dimensional geometry and a folded one dimensional state. |
Noah Toyonaga; |
| 668 | Designing Ultra Rare, Multimodal Mechanical Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a general design method that combines neural networks, a genetic algorithm, and cluster analysis to exploit previously unreachable parts of the design space and find ultra rare multimodal designs. |
Ryan van Mastrigt ; Marjolein Dijkstra ; Corentin Coulais ; Martin van Hecke; |
| 669 | Homoclinic Kinks in Multi-Stable Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we introduce a new class of phase-transforming metamaterial uniquely characterized by multiple energetic paths between the same two configurations, yielding correspondingly unconventional results unreported in the current literature. |
Chongan Wang ; Michael Frazier; |
| 670 | Nonuniform, Nonlinear Deformations of Four-parallelogram Origami Via A Symmetry-based Continuum Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, while they possess well-defined uniform deformation modes, generic loading conditions lead to spatially complex patterns of strain and curvature, raising the question of which low-energy deformations are permitted. In this talk, we present a continuum theoretical approach to characterizing the nonuniform, nonlinear deformations of such origami sheets. |
Andrew Wu ; Yanxin Feng ; Zeb Rocklin; |
| 671 | Statistical Mechanics of Warped Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Furthermore, sample-to-sample fluctuations in the bending rigidity also scale with system size and thickness, and the bending rigidity is not self-averaging. These scaling properties can be explained using a theoretical model that captures the coupling between the disorder and both tangential and normal deformations of the warped membrane. |
Richard Huang ; Jian Zhou ; David Nelson ; David Czaplewski ; Daniel López ; Andrej Kosmrlj; |
| 672 | On Topological Solitons and Geometry in Thin Shells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When the shell is a catenoid-helicoid or a Möbius band, their geometric properties induce topological solitons in their elastic deformations [1- 4], even when these surfaces have vastly different geometries and topologies. We argue these solitons may appear for the same reason. |
Carlos Enrique Moguel Lehmer ; Christian Santangelo; |
| 673 | Inerter-based Vibration Mitigation at Extremely Low Frequency Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate the unique capability of inerter-based metamaterials in forming band gaps at ultra-low dimensionless frequencies, where f = a/λ ∼ 10 -4. |
Pai Wang ; Fei Chen ; Bolei Deng; |
| 674 | Probing The Anisotropic Bendability of Double-stranded DNA Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we utilize a single-molecule DNA looping assay to probe the local asymmetric bendability of DNA, both with and without a base pair mismatch. |
Harold Kim ; Michael Ryan; |
| 675 | The Surprising Ways in Which Macromolecular Crowders Affect DNA Structure and Topology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using single molecule approaches, we show that macromolecular crowders, such as PEG and Dextran, which are often used in medical/pharma applications, (1) stabilize the right-handed structure of DNA against unwinding, (2) favor the parallel (solenoidal) vs. anti-parallel conformation of commonly sized protein-mediated DNA loops and (3) decrease the persistence length of DNA facilitating compaction. |
Laura Finzi ; David Dunlap ; Jin Qian ; Zachary Montgomery ; Andrew Spakowitz; |
| 676 | Controlling Gene Expression Timing Through Gene Regulatory Architecture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this project, we systematically investigate how the response time of genes in auto-regulatory networks is controlled by the molecular details of the network. |
MD ZULFIKAR ALI ; Robert Brewster; |
| 677 | Maximum Entropy Models for Patterns of Gene Expression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use the available data to write models for the number of copies of mRNAs and then study the statistical properties of the resulting distribution. |
Camilla Sarra ; William Bialek; |
| 678 | Supercoiling-mediated Feedback Rapidly Couples and Tunes Transcription in Mammalian Cells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We hypothesized that mechanical sources of gene regulation may be a powerful force driving expression changes at the kilobase scale that we could harness through design. |
Christopher Johnstone ; Kate Galloway; |
| 679 | Regulation of Chromatin Transcription Via DNA Supercoiling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our model recapitulates the experimentally observed weaker torsional response of chromatin compared to bare DNA, and proposes structural transitions of nucleosomes into chirally distinct states as the driver of the contrasting torsional mechanics. |
Sumitabha Brahmachari ; Shubham Tripathi ; Jose Onuchic ; Herbert Levine; |
| 680 | Stochastic Nucleosome Disassembly Mediated By Remodelers and Histone Fragmentation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We construct and analyze monomeric and multimeric models of the stochastic disassembly of a single nucleosome. |
Xiangting Li ; Tom Chou; |
| 681 | AMPK Regulates Chromatin Dynamics and Structure Through LaminA Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Silencing SUN2 showed no contribution to AMPK regulation, but silencing LaminA did. |
Fadil Iqbal; |
| 682 | Modeling The Origin of Long-Range Correlation of DNA Methylation in Chromosomal DNA Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our study, we introduce a dynamic model that captures the transport behavior of methyltransferases. |
Ariana Tse ; Andrew Spakowitz; |
| 683 | From Micro to Mesoscale Models of Viscous Liquid Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present recent numerical developments which allow for the first time to investigate the slow dynamics of supercooled liquids close to the glass transition. |
Camille Scalliet; |
| 684 | Fluctuation Near Jamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we perform systematic numerical simulations of sample-to-sample fluctuations of frictionless spherical particles in two dimensions. |
Harukuni Ikeda; |
| 685 | Permutation Symmetry Breaking and Partial Restoration in Jammed Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By introducing a new algorithm, we partially restore permutation symmetry into polydisperse packings. |
Varda F. Hagh ; Sidney Nagel; |
| 686 | Role of A Structural Channel on Avalanche Dynamics Under Quasistatic Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the complex avalanche dynamics of athermal, amorphous particle packings subject to quasistatic shear. |
Robert Dennis ; M. Lisa Manning ; Andrea Liu; |
| 687 | Predicting Dynamic Heterogeneity at The Glass Transition Temperature Using Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present a physics-inspired supervised machine-learning technique, called GlassMLP, to systematically search for structure-dynamics relationships and predict dynamic heterogeneity in glassy liquids [2]. |
Gerhard Jung; |
| 688 | Self-assembly of Binary Rotors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Critically, our project utilizes mechanical rotors that enable us to control spin direction and eliminate interference from inner forces such as electromagnetic effects. |
Mattan Gelvan ; Naomi Oppenheimer ; Yahav Lavie ; Artyom Chirko; |
| 689 | Re-programmable Combinatorial Acoustic Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study a combinatorial metamaterial composed of asymmetric pillars that can manipulate acoustic waves based on their angular orientation. |
Melanie Keogh ; Majid Kheybari ; Osama Bilal; |
| 690 | Electrotaxis of Artificial Swimmers in Microchannels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that on application of an electric field during rheotaxis, the droplet microswimmer attains a steady trajectory along the microchannel center-line, instead of a stable oscillatory trajectory. |
Ranabir Dey ; Carola Buness ; Avi Rana ; Corinna Maass; |
| 691 | Wave Speed in An Active Elastic Solid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By proposing a discrete analysis, it is found that the wave speed in active solids is higher than in a passive one, and that it depends on the amplitude of the pulse. |
Mario Sandoval ; Pedro Herrera Avila; |
| 692 | Frustrated Colloidal Crystals: Order Between Crystal and Gel<!– Notionvc: B5861463-341f-4523-8f4b-59a4434393a6 –> Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For each patch topology, we identified at least three competing polymorphs, including complex hierarchical structures like porous zig-zagging lattices, multi-porous hexagonal assemblies, and star-like and parallel open lattices. |
Carina Karner; |
| 693 | Using Escher’s Genetic Code To Program Self-Assembling Colloidal Films Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a simple method for deriving surface functionalization patterns from isohedral tilings that induce self-assembly into any chosen 2D symmetry group at a planar interface. |
Nathan Mahynski ; Vincent Shen; |
| 694 | Reinforcement Learning for Dynamic Control of Self-assembly of Quasicrystals from Patchy Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose using reinforcement learning to control the dynamical self-assembly of the dodecagonal quasicrystals from patchy particles. |
Uyen Lieu ; Natsuhiko Yoshinaga; |
| 695 | The Effect of Disorder on Phases Across Two-dimensional Thermal Melting Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present results from our systematic study of a two-dimensional system of classical particles with Gaussian-core interactions in disordered environments. |
Jami Prashanti ; Amit Ghosal ; Chandan Dasgupta ; Pinaki Chaudhuri; |
| 696 | Comparison of 2D and 3D Images of Colloidal Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Fluorescence confocal microscopy enables the capture of detailed 2D and 3D images of the colloidal gels. Our research focuses on understanding the relationship between these 2D and 3D images. |
Waad Paliwal ; Eric Weeks; |
| 697 | On The Formation of A False Nose During High Speed Penetration of Sand Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We performed experiments with cylindrical projectiles made from 6061T6 aluminum having conical nose shapes with interior apex angles of 180 (flat), 120, 90, 60, and 30 degrees. |
Stephan Bless ; Joseph Dinotte ; Louis Giacomo ; Mehdi Omidvar; |
| 698 | Collective Self-caging of Active Filaments in Virtual Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study unveils an intriguing aspect of photosensitivity: the formation of intricate super-filamentous aggregates with collective mechanical capabilities at boundaries of illuminated regions. We investigate the influence of light pattern, especially boundary curvature, on this aggregation process using an agent-based model for active, flexible filaments. |
Leila Abbaspour; |
| 699 | Magnetically Controllable Bacterial Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that the active turbulence of swimming bacteria can be driven into a nematic-aligned state over long distances by doping magnetic nanoparticles and applying a uniform magnetic field. |
Kazusa Beppu ; Jaakko Timonen; |
| 700 | The Momentum Transfer During Take-off in Birds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we recorded high-speed videos of birds at the zoo and derived a theoretical model across body size. |
Guan-Yu Chen ; Zhi-Yong Wu ; Shan-Hung Chen ; Yi-Hsuan Chen ; Patricia Yang; |
| 701 | Defect Interactions and Dynamics Control Ordering in Self-propelled Rod Active Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When nutrients are prevalent they spread out into a thin layer of densely packed cells on the surface of a gel, forming an active nematic liquid crystal. In order to understand the detailed effects of tuning reversal rate and speed on this material we developed an agent-based simulation for M. xanthus as a system of self-propelled flexible rods. |
Katherine Copenhagen ; Matthew Black ; Joshua Shaevitz; |
| 702 | From Chaos to Order: Boundary-driven Flow Transitions in Microtubule-kinesin Active Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the role of a moving boundary on the flow kinematics of active fluids. |
Joshua Dickie ; Tianxing Weng ; Yen-Chen (Anderson) Chen ; Yutian He ; Saloni Saxena ; Robert Pelcovits ; Thomas Powers ; Kun-Ta Wu; |
| 703 | Asymmetry in Active-Passive Phase Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study how activity influences the morphology of microphase separation. |
Paarth Gulati ; Fernando Caballero ; Liang Zhao ; Itamar Kolvin ; Zvonimir Dogic ; M Cristina Marchetti; |
| 704 | Arrested Development of Active Matter in Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will discuss analytical and numerical insights into swimming through model liquid-crystalline fluids, including the observation of an arrested steady state with connections to the nonlinear pendulum equation and associated Jacobi elliptic function solutions. |
Jingyi Li ; Laurel Ohm ; Saverio Spagnolie; |
| 705 | Control of Active Nematics Via Viscoelastic Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will consider the dynamics of an active nematic confined in a channel made of viscoelastic material. |
Francesco Mori ; Saraswat Bhattacharyya ; Julia Yeomans ; Sumesh Thampi; |
| 706 | Cells Around The Corner Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Anisotropically shaped cells exhibit a tendency to self-align, giving rise to domains of nematic ordering while experiencing splay and bend, and forming topological defects akin to those observed in 2D nematic liquid crystals. To elucidate the physical properties of this unique liquid crystal, the research explores the behavior of monolayers of cells in proximity to corners and sharp edges. |
Aniruddh Murali ; Kirsten Endresen ; Prasoon Awasthi ; Francesca Serra; |
| 707 | Emergent Metric-like States of Active Particles with Metric-free Polar Alignment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study a model of self-propelled particles interacting with their k-nearest neighbors via polar alignment. |
Pawel Romanczuk ; Yinong Zhao ; Cristian Huepe; |
| 708 | In Silico Conformational Dynamics and Mechanics of Soft Vesicle Enclosing Self-Propelled Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study offers a simple computational model that helps us understand the intricate dynamics of vesicles laden with active particles. |
Haosheng Wen ; Sunil Kumar P B ; Mohamed Laradji; |
| 709 | Extracting Active Fluctuating Forces from Fluctuating Motions of An Active Particle in A Viscoelastic Medium in A Quadratic Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This study uses two different wavelength lasers to create an optical trap and to serve as a tracking beam. |
Simin Xia ; Chong Shen ; Johanna Harding ; H Daniel Ou-Yang; |
| 710 | Spatial Pattern Formation with Multi-scale Ordering in Living Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we discovered that dense bacterial living matter can spontaneously develop large-scale regular spatial patterns with multiscale order. |
Haoran Xu ; Yilin Wu; |
| 711 | Asymmetric Deformation and Disintegration of An Active Interface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We combine conventional equilibrium liquid-liquid phase separation with a microtubule-based active fluid. |
Liang Zhao ; Paarth Gulati ; Itamar Kolvin ; Fernando Caballero ; M Cristina Marchetti ; Zvonimir Dogic; |
| 712 | Electrons, Spins, and Mechanics for Quantum Engines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will show that fully suspended carbon nanotube devices have exceptional capabilities to explore thermodynamics at the nanoscale, combining electron tunnelling, spin physics, and high-frequency motion. |
Natalia Ares; |
| 713 | Low Fluctuations in A Heated µ-resonator: First Steps Toward Thermal Noise Engineering Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we show that the opposite phenomenon can also be experimentally observed: fluctuations smaller than in equilibrium! |
Ludovic Bellon ; Alex Fontana ; Felipe Aguilar Sandoval ; Eric Bertin ; Richard Pedurand ; Vincent Dolique; |
| 714 | Saddle Avoidance of Noise-induced Transitions in Multiscale Nonequilibrium Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a result, the sample transition paths cross the basin boundary far away from the saddle. We attribute this to a flat Freidlin-Wentzell quasipotential and propose an approach based on the Onsager-Machlup action to accurately predict the most probable transition path. |
Reyk Börner ; Ryan Deeley ; Raphael Roemer ; Tobias Grafke ; Valerio Lucarini ; Ulrike Feudel; |
| 715 | Preserving Equilibrium in Stochastic Models with Spatially-correlated Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Nevertheless, using colored noise introduces a complication, as it disrupts the fluctuation-dissipation relationship of thermal equilibrium. In this presentation, I will discuss how the continuous spatiotemporal limit of a Metropolis-Hastings random walk can be employed to derive a stochastic partial differential equation driven by colored noise that preserves its ability to sample the equilibrium distribution, even for a system of magnetic spins. |
Katherine Newhall; |
| 716 | Noise Driven Escape Times in Trapped Ion Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, the focus is mostly on a classical model, but connections to quantum models and experimental realizations are also touched upon. |
Joseph Ryan ; Thomas Kessler ; Lingfei Zhao ; Stephen Teitsworth ; Crystal Noel; |
| 717 | Graphene Heat Engine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose using a novel scheme of parametrically driving graphene resonators [3], at a frequency which is an order of magnitude lower than the fundamental mode of graphene. |
Jyoti Pareek ; Arnab Sarkar ; Ateesh Rathi ; Javed Mondal ; Rajan Singh ; Ryan J.T. Nicholl ; Kirill Bolotin ; Saikat Ghosh; |
| 718 | Dissipative Timescales from Coarse-graining Irreversibility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A goal of stochastic thermodynamics research is the development of methods to identify the degrees of freedom responsible for energy dissipation in nonequilibrium steady-states. |
Freddy Cisneros ; Jordan Horowitz ; Nikta Fakhri; |
| 719 | Topologically-constrained Fluctuations and Thermodynamics Regulate Nonequilibrium Response Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Building upon this approach, we prove a novel fluctuation-response inequality and show that an arbitrary nonequilibrium response is constrained by fluctuations of a topological variable and enhanced by nonequilibrium driving. |
Gabriela Fernandes Martins ; Jordan Horowitz; |
| 720 | Harnessing Viscoelasticity to Suppress Irreversibility Build-up in A Colloidal Stirling Engine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using a recently developed reservoir engineering technique, we designed and quantified the performance of a colloidal Stirling engine operating in a viscoelastic bath. |
Niloyendu Roy; |
| 721 | Jamming from Stochastic Dynamics with Interactive Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we develop a continuous-time stochastic model of particle dynamics called Stochastic Dynamics with Interactive Noise (SDIN). |
Guanming Zhang ; Stefano Martiniani; |
| 722 | Energy Harvesting in A 2-dimensional Anisotropic Temperature Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our present analysis, that addresses the general case, shows that by exploring variation in entropy dissipation along the cycle can be reduced, as compared to the constant-entropy case. |
Jordi Siches ; Olga Movilla Miangolarra ; Tryphon Georgiou ; Yongxin Chen ; Amirhossein Taghvaei ; Rui Fu; |
| 723 | Partially Observed Schrödinger Flows: An Application to Stochastic Thermodynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In doing so, we propose a framework that seeks the most likely underlying stochastic dynamics that match our limited observations. |
Olga Movilla Miangolarra ; Asmaa Eldesoukey ; Tryphon Georgiou; |
| 724 | Three Limiting Cases – One Theory: Decoding Quantum Dynamics from Continuous Measurements Via Higher Order Spectra in Cases of Telegraph Noise, Gaussian Noise, and Stochastic Clicks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss measurement schemes from quantum transport [1], optical spin noise spectroscopy [2], and single photon counting [3,4] that exhibit very diverse records like random telegraph noise, mainly Gaussian laser shot noise, or stochastic clicks. |
Daniel Hägele ; Markus Sifft; |
| 725 | Approaching The Classical Limit of Lindblad Dynamics — Emergence of Limit Cycles, Fixed Points and Algebraic Decay Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show how coherent limit-cycle oscillations and algebraic decay can emerge in a quantum system governed by a Markovian master equation. |
Masudul Haque ; Shu Zhang ; Shovan Dutta; |
| 726 | Spectral Properties of Generic Local Lindbladians: Implications for Open System Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the implications of generic features in the spectrum of interacting Lindbladians for the dynamics of open quantum systems. |
Sanket Chirame ; Fiona Burnell; |
| 727 | Oral: Creating Artificial Quantum Reservoirs Through Driven-Dissipative Processes in Superconducting Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These quantum states can serve as artificial quantum reservoirs with controllable chemical potential or temperature. We discuss plans to apply these controlled artificial reservoirs to study the dynamics of many-body systems in our open-system quantum simulator, and for quantum thermodynamics and implementing quantum heat engines. |
Qihao Guo ; Botao Du ; Ramya Suresh ; Ruichao Ma; |
| 728 | Signature of Liouvillian Exceptional Point in Stationary Current Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present study, we consider a quantum thermal machine, consisting of two interacting quantum dots attached to two electrodes, whose Liouvillian has an EP. |
Kazunari Hashimoto; |
| 729 | Probabilistic Unitary Formulation of Open Quantum System Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show explicitly that for any continuously evolving open quantum system, be it finite ( d-dimensional) or countably infinite dimensional, its dynamics can be described by a time-dependent Hamiltonian and probabilistic combinations of up to d-1 ( d → ∞ for infinite dimensional case), instead of d 2-1, time-dependent unitary operators, resulting in a quadratic improvement in simulation resources. |
Le Hu ; Andrew Jordan; |
| 730 | Exact Speed Limit for Measurement of Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a fundamental lower limit on the time required for a measurement apparatus to extract the information of a quantum system. |
Frederik Nathan; |
| 731 | Real-time Quantum Monte Carlo Algorithm for Open Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a real-time stochastic approach based on density matrix quantum Monte Carlo (QMC) to simulate the dynamics of open quantum systems coupled to infinite-dimensional quantum baths. |
Tong Shen ; Daniel Lidar; |
| 732 | Unveiling Average Symmetry-protected Topological Phases Through Tensor Network States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we will introduce the tensor network representation of average symmetry-protected topological (ASPT) phases by locally-purified density operators. |
Jianhao Zhang ; Zhen Bi; |
| 733 | Tunable Discrete Time Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report observation of multiple DTC phases, including subharmonic, anharmonic, and a novel biharmonic phase, stabilized by dissipation, in a nanoelectromechanical system (NEMS) based on coupled graphene and silicon nitride membrane resonators [2]. |
Ateesh Rathi ; Arnab Sarkar ; Javed Mondal ; Jyoti Pareek ; Rajan Singh ; Anurag . ; Aamir Makki ; Sagar Chakraborty ; Ryan J. Nicholl ; Kirill Bolotin ; Saikat Ghosh; |
| 734 | Maximum Caliber Principle Derives Maxwell-Onsager Reciprocal Relations for Fundamental Observables and Forces in Nonequilibria Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we derive general and foundational relations based on the nonequilibrium principle of Maximum Caliber. |
Ying-Jen Yang ; Ken Dill; |
| 735 | Design Principles for Fast and Efficient Self-assembly Processes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss how the time efficiency and other dynamical properties of reversible self-assembly depend on the morphology (shape) of the building blocks for systems in which the binding energy between the constituents is large. |
Erwin Frey ; Florian Gartner; |
| 736 | Asymptotic Designability of Self-Assembled Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce the concept of Asymptotic Designability, which allows us to quickly identify which structures are thermodynamically stable at high yield, and to determine the degree of control over the relative yields within a group of designable structures. |
Maximilian Huebl ; Carl Goodrich; |
| 737 | Escaping Kinetic Traps Using Non-reciprocal Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a mechanism that leverages non-reciprocal interactions among system components, disrupting the conventional action-reaction symmetry and introducing non-equilibrium effects. |
Saeed Osat ; Jakob Metson ; Mehran Kardar ; Ramin Golestanian; |
| 738 | Dynamical Phase Transition in Programmable Multicomponent Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a lattice model to study the seeded growth of prototypical multicomponent crystals, where different unit cell designs can be encoded through directional interactions. |
Fan Chen ; William Jacobs; |
| 739 | Understanding The Mechanisms of Crystallization and Reconfiguration of Anisotropic Nanoparticle Superlattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To explain observations from LCTEM experiments, we develop a computational model that reproduces the experimental phase behavior and show that variable charge screening by the solvent drives the assembly of the nanocubes into different phases. |
Tim Moore ; Tobias Dwyer ; Yaxu Zhong ; Jun Chen ; Xingchen Ye ; Sharon Glotzer; |
| 740 | Elasticity-Mediated Assembly and Transitions of Colloids in An 2D Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we demonstrate three classes of domain configurations, controlled by the availability of membrane bending, which is manipulated osmotically. |
Maria Santore ; Weiyue Xin ; Gregory Grason; |
| 741 | Multi-objective Optimization for Targeted Self-assembly Among Competing Polymorphs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a machine-learning guided approach to explore pair potentials that maximizes both the thermodynamic stability and kinetic accessibility of the honeycomb polymorph. |
Sambarta Chatterjee ; William Jacobs; |
| 742 | Programmable Nanomagnets for Microscopic Self-Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Once released, we drive particles to explore their configuration space by a rotating magnetic field, generating chaotic flows that mix particles and drive assembly at the air-water interface. |
Melody Lim ; Zexi Liang ; Conrad Smart ; Chrisy Xiyu Du ; Michael Brenner ; Paul McEuen ; Itai Cohen; |
| 743 | Proofreading Mechanism for Robust Self-assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce an explicit proofreading scheme for the assembly of colloidal structures. |
Qian-Ze Zhu ; Ella King ; Chrisy Xiyu Du ; Michael Brenner; |
| 744 | Theory of Nonequilibrium Symmetry-Breaking Coexistence and Active Crystallization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The breaking of detailed balance, and the resulting absence of Boltzmann statistics, motivates the need for a symmetry-breaking coexistence theory that is independent of the underlying distribution of microstates. Here, we develop such a theory, relying only on mechanics, balance laws, and system symmetries. |
Daniel Evans ; Ahmad Omar; |
| 745 | A Binary System to Investigate Photothermally Driven Self-assembly of Colloidal Particles and Nanocomposites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Interestingly, we find a transition from 2D monolayers to 3D clusters as the assembled particle size gets smaller than 1 μm. |
Nabila Tanjeem ; Jose Lopez-Ceja ; Shirlaine Juliano ; Vanessa Flores ; Stephen Smith ; Gargi Mansingh; |
| 746 | Effect of Calamitic Ligands on Quantum Dot Size and Packing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the use of calamitic ligands in quantum dot (QD) dispersion and assembly. |
Samia Liba ; Alauna Wheeler ; Jocelyn Ochoa ; Ben Stokes ; Tim Atherton ; Linda Hirst; |
| 747 | Traveling-wave Strategy for Plant-mycorrhizal Trade Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To monitor the construction of a living trade network, we built a custom-designed robot for high-throughput time-lapse imaging that could track >500,000 fungal nodes simultaneously. |
Thomas Shimizu ; Loreto Oyarte Galvez ; Corentin Bisot ; Philippe Bourriane ; Howard Stone ; E. Toby Kiers; |
| 748 | Physical Learning in Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we generalize a contrastive learning approach for equilibrium systems, Coupled Learning, to derive local, physically realizable rules for training general dynamical systems described by sets of ordinary differential equations. |
Menachem Stern ; Andrea Liu ; Vijay Balasubramanian; |
| 749 | Waddington Differentiation and Saddle Bifurcation in Generalized Hopfield Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study the learning dynamics of Generalized Hopfield networks, which allow for a visualization of internal memories. |
Nacer Eddine Boukacem ; Allen Leary ; Paul Francois ; Madhav Mani ; Felix Gottlieb ; Robin Thériault; |
| 750 | The Restricted Kirchhoff Machine: Self-learning Electrical Circuits for Unsupervised Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce the Restricted Kirchhoff Machine (RKM), an electrical self-learning circuit with variable resistors that employs local rules to infer patterns from data. |
Marcelo Guzmán ; Simone Ciarella ; Andrea Liu; |
| 751 | Adaptation and Loop Stabilization in Periodically Driven Elastic Flow Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present an improved theory for adaptation with a remodeling signal that incorporates a comprehensive model of short-term pulsatile dynamics in elastic vessels, and hence more closely resembles actual biological remodeling at long time-scales. |
Purba Chatterjee ; Sean Fancher ; Eleni Katifori; |
| 752 | Adaptation Maximizes Information and Minimizes Dissipation Across Biological Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Biological and living systems possess the inherent capacity to process information across spatiotemporal scales, displaying the hallmark ability to constantly adapt their responses to ever-changing and complex environments. We show that adaptation is a fundamental mechanism that spontaneously emerges when the system seeks to both maximize its information on external environments and minimize the unavoidable dissipation of its receptors. |
Daniel Maria Busiello ; Giorgio Nicoletti; |
| 753 | Adaptation, Fluctuating Landscapes and Heavy-tails in Animal Behavior Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The slow mode dynamics exhibits heavy-tailed first passage time distributions and correlation functions, and we show that such heavy tails can be explained by dynamics on a time-dependent potential landscape. Inspired by these results, we introduce a generic model in which we separate faster mixing modes that evolve on a quasi-stationary potential, from slower non-ergodic modes that drive the potential landscape, and reflect slowly varying internal states. |
Antonio Carlos Costa ; Massimo Vergassola; |
| 754 | Nonlinear Dynamics of Habituating Systems: Learning to Ignore Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we introduce an extensible family of nonlinear modules that can hierarchically implement various hallmarks. |
Matthew Smart ; Stanislav Shvartsman ; Martin Mönnigmann; |
| 755 | Predicting Cellular Regulation from Natural Selection, Thermodynamics and Control Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We provide examples in both bacteria and fungi. |
William Cannon; |
| 756 | Discovering Plasticity Rules That Organize and Maintain Neural Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Drawing inspiration from a recent study in zebra finch demonstrating the resilience of the song premotor area HVC after significant cell perturbation (Wang et al, 2022), we employ a meta-learning approach to find robust sets of unsupervised, online rules that can organize and maintain the dynamics of a similar circuit. |
David Bell ; Alison Duffy ; Adrienne Fairhall; |
| 757 | Modeling Stochastic Phenotypic Adaptation to Predict Enzalutamide Resistance in Prostate Cancer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop and apply a stochastic decision-making model to study the dynamics of Enza-resistant and Enza-sensitive cells. |
Zahra Ghoreyshi ; Shibjyoti Debnath ; Jason Somarelli ; Jason George; |
| 758 | Generalized End-product Feedback Circuit Senses High Dimensional Environmental Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we extend this analysis to higher dimensions. |
Fang Yu ; Mikhail Tikhonov; |
| 759 | A Fractional Calculus Model of Bacterial Adaptation to Fluctuating Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, we introduce a variable-order fractional model of growth control in which growth is dependent not only on the current metabolic state but also on previous history. |
Josiah Kratz ; Shiladitya Banerjee; |
| 760 | A Physics-based Model for Predicting Temperature-dependent Phase Behavior of Proteins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have developed a quantitatively accurate residue-level coarse-grained model to predict temperature-driven protein condensation. |
Ananya Chakravarti ; Jerelle Joseph; |
| 761 | Investigating The Molecular Driving Forces of Liquid-liquid Phase Separation in Intrinsically Disordered Proteins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Hence, an enhanced understanding of these determinants could offer insight into cellular organisation, as well as shedding light on the pathogenesis of protein condensation diseases. We have investigated these molecular drivers using a model for intrinsically disordered proteins. |
Ellen Carrick ; Jennifer McManus; |
| 762 | Modeling Phase Separation of Proteins with Compact Native States Using LatticePy, A Package for MCMC Simulations on Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Implementing standard moves for lattice proteins and simple energy functions, we explore the conditions under which proteins with a well-defined, compact native state instead adopt unfolded conformations as part of multiprotein oligomers or condensates. |
Sohit Miglani ; Ned Wingreen ; Benjamin Weiner; |
| 763 | Multiscale Approaches to Model The Functions of Ubiquitin and SUMO Modifications in Protein Phase Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employed a multiscale simulation approach that encompasses atomistic to different level coarse-grained modeling techniques with data-driven machine-learning methods, to explore the structural differences and multidimensional energy landscape of ubiquitin and SUMO and their conjugates. |
Supriyo Naskar ; Kurt Kremer ; Oleksandra Kukharenko; |
| 764 | Thermodynamics and Transport Properties of Pure RNA Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end , building on previous work, we have implemented and optimized a model for probing RNA condensation. |
Dilimulati Aierken ; Jerelle Joseph; |
| 765 | RNA-driven Percolation Transitions in Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate RNA-driven percolation transitions in the context of multicomponent protein-RNA condensates that closely mimic intracellular ribonucleoprotein (RNP) granules. |
Tharun Selvam Mahendran ; Gable Wadsworth ; Anurag Singh ; Priya Banerjee; |
| 766 | Active Remodeling of RNA Interactions Facilitates Nonequilibrium Steady States of Protein-RNA Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we assess the effects of active RNA remodeling by a DEAD-box helicase on condensate structure, composition, and phase behavior. |
Sebastian Coupe ; Nikta Fakhri; |
| 767 | Modulating Condensate Properties and Catalytic Activity with Peptide Sequence in Coacervate Dispersions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To simultaneously explore both the potential influence of droplet physical properties on biochemical reactions in demixed systems as well as the control of those properties through polypeptide sequence, we use polyelectrolyte complex coacervate microdroplets prepared from an RNA enzyme and a small library of prebiotic peptide sequences as a minimal model system. |
Patrick McCall ; Basusree Ghosh ; Lars Hubatsch ; T-Y Dora Tang; |
| 768 | Functional Membraneless Organelles Formed By De Novo Proteins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In my talk, I will describe the design of genetically encoded de novo polypeptides that form membraneless organelles in Escherichia coli and how the designed polypeptide can co-compartmentalize a functional enzyme pair, to create functional membraneless organelle with product formation close to the theoretical limit. |
Jennifer McManus ; Alexander Hilditch ; Andrey Romanyuk ; Ragesh Kumar Thelakkadan Puthiyaveettil ; Stephen Cross ; Richard Obexer ; Derek Woolfson; |
| 769 | Synchronization of Chemical Reactions in A Population of Phase-separated Droplets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this project, we explore whether biomolecular condensates formed via liquid-liquid phase separation could act as a means for collective behaviour to emerge within a cellular environment to enable population-level control of chemical reactions relevant to complex biological processes. |
Alisdair Stevenson ; Sudarshana Laha ; Christoph Weber ; Thomas Michaels; |
| 770 | Diffusiophoresis Promotes Phase Separation and Transport of Biomolecular Condensates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report how ion gradients impact the transport processes of biomolecular condensates on the mesoscale and biomolecules on the microscale. |
Viet Sang Doan ; Ibraheem Alshareedah ; Anurag Singh ; Priya Banerjee ; Sangwoo Shin; |
| 771 | Buffering of Biomolecular Condensate Volume and Mass in Multi-component Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides new insights into the potential role of biomolecular condensates in functional biology. |
Logan de Monchaux-Irons ; Thomas Michaels ; Nina Han ; Benjamin Frühbauer ; Leonidas Emmanouilidis ; Madhav Jagannathan ; Frederic Allain ; Giulia Celora; |
| 772 | Physical Mechanisms of Protofilament Formation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a novel coarse-grained model for amyloidogenic polypeptides [1] and use Brownian dynamic simulations [2] to gain insight into the physical mechanisms of assembly into oligomeric species. |
Ioana Ilie; |
| 773 | Developing Methods to Classify Protein Clusters As Liquid-liquid Phase Separated Biomolecular Condensates in Vivo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: LLPS is now believed to play a role in many key cellular processes including gene regulation. To test this hypothesis, we are studying the transcription factor Bicoid (Bcd) in fly embryos which has structural properties important for LLPS. |
Alex Verbeem ; Lydia Hodgins ; Cécile Fradin; |
| 774 | Instanton Rate Theory for Transitions Far from Equilibrium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we derive a general rate theory for rare transitions between nonequilibrium steady states of driven systems as an asymptotic approximation to the exact path-integral expression in the small-noise limit. |
Eric Heller ; David Limmer; |
| 775 | Coarse Graining and Hidden Entropy Production Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Where is the associated entropy production “hiding”? We study the simplest example, a three-state system that we approximate as a two-state system; this approximation becomes exact when there is a separation of time scales. |
Trevor GrandPre ; Gianluca Teza ; William Bialek; |
| 776 | Experimentally Measuring Extreme Value Statistics of Photon Diffusion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on experimental design as well as measurements of the statistics of extreme first passage photons. |
Aileen Carroll-Godfrey ; Eric Corwin; |
| 777 | Probabilistic Measures for Biological Adaptation and Resilience Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose and derive a quantitative measure of adaptive resilience. |
Juan M Restrepo ; Jorge Ramirez ; Valerio Lucarini ; David Weston; |
| 778 | Redox Monolayer Shot-noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Redox monolayers are essential for various cutting-edge devices, such as high-frequency molecular diodes and biomolecular sensors. In our research, we introduced a novel formalism to elucidate the electrochemical shot noise originating from these monolayers, a phenomenon we have experimentally confirmed under ambient conditions in water. |
Simon Grall ; Li Shuo ; Jalabert Laurent ; Kim Soo-Hyeon ; Chovin Arnaud ; Demaille Christophe ; Clement Nicolas; |
| 779 | Irreversible Dynamics of A Filament Embedded in A Noisy Viscoelastic Medium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a generalization of stochastic area as a tensor field and a closely related concept of an irreversibility field. |
Stephen Teitsworth ; John Neu; |
| 780 | Towards A Field Theory for Dynamical Transitions Between Macroscopically Synchronised States Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we propose an O(2) symmetric model that has a transition between two ordered non-static phases. |
Sergei Shmakov ; Peter Littlewood; |
| 781 | Nonequilibrium Response for Markov Jump Processes: Exact Results and Tight Bounds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Moving beyond the Arrhenius parameterization, we find the general linear constraints for state and current responses. With these linear relations at hand, we can describe how perturbations of different natures (kinetic parameters and fundamental forces) correlate with each other, providing additional insights for controlling nonequilibrium responses. |
Timur Aslyamov ; Massimiliano Esposito; |
| 782 | Stochastic Dynamic Density Functional Theory for Biased Random Organization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, by mapping BRO to a stochastic differential equation describing the particle dynamics in the continuum limit, and extending Dean’s method to systems exhibiting anisotropic, multiplicative Gaussian noise, we derive the mean field evolution of the coarse-grained density. |
Satyam Anand ; Guanming Zhang ; Stefano Martiniani; |
| 783 | Nonequilibrium Molecular Energy Transport Across An Oscillating Temperature Gradient Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we explore the impact of oscillating temperature gradients on heat transport properties within a molecular lattice. |
RENAI CHEN ; Tammie Gibson ; Galen Craven; |
| 784 | Decomposition of Anomalous Diffusion in Levy Walks with Finite Step Duration Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we extend that decomposition to GLWs that have steps of finite mean duration, finding that the anomalous diffusive behavior is generally a complex combination of the three constitutive effects. |
ABHIJIT BERA ; Kevin Bassler; |
| 785 | Wasserstein Speed Limits for Underdamped Brownian Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our proposed framework can be readily extended to general Langevin systems which admit a decomposition into reversible and irreversible dynamics. |
Ralph Sabbagh ; Olga Movilla Miangolarra ; Tryphon Georgiou; |
| 786 | Defect Dynamics of Colloidal Antiferromagnetic Tetratic Phase Confined Quasi-2d Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate movement of free defect pairs in the direction of their (total) Burgers vector, as well as spontaneous formation and annihilation of oppositely oriented sets of free defect pairs. |
Michio Tanaka ; Yihao Chen ; Analisa Hill ; Arjun Yodh; |
| 787 | A Unified Kinetic Picture of Heterogeneous and Homogeneous Colloidal Crystallization from Transition Rate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the heterogeneous crystallization, we reveal an unexpected variation of critical nucleus size with boundary disorderness instead of contact angle, which violates the classical nucleation theory but enables the systematic switching. |
Lei Xu; |
| 788 | Multiscale Modelling Framework for The Mechanical Properties of Illite Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, a multiscale framework will be presented, linking the mechanical properties of illite from atomistic up to macroscopic scales. |
Hejian Zhu ; Andrew Whittle ; Roland Pellenq; |
| 789 | Spark and Glow Discharges in Supersonic Granular Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we provide a review of discharge processes in supersonic flows. |
Clare Kimblin ; Joshua Mendez Harper ; Josef Dufek ; Ian McKenna; |
| 790 | Adsorption of Surfactant on Colloidal Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: For a smooth spherical or cubic particle, adsorption should scale with the square of the particle size. Work in our lab with three different particle compositions that have been … |
Zahra Abbasian Chaleshtari ; Brian Grady ; Jeffrey Harwell; |
| 791 | Relaxation of A 2D Oil Droplet Raft at A Curved Surface Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experiment in which a two-dimensional raft of microscopic cohesive oil droplets is elongated then allowed to relax back to a preferred shape. |
Cameron Burns ; Johnathan Hoggarth ; Kari Dalnoki-Veress; |
| 792 | Microgels, Their Ionic Cloud and Some Neutron Scattering Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk will focus on colloidal hydrogels -microgels- and emphasize their significance and what new ingredients they bring compared to more conventional colloids. |
Alberto Fernandez-Nieves ; Urs Gasser ; Boyang Zhou; |
| 793 | The Interplay Between Defects and Collective Motion in A 2D Yukawa Crystal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand the interplay between defects and collective motion, we perform molecular dynamics simulations of a charged colloidal crystal—a model extendable to 2D dusty plasma crystals. |
Md. Rakib Hassan ; Jack Douglas ; Francis Starr; |
| 794 | Direction-dependent Dynamics of Colloidal Particle Pairs and The Stokes-Einstein Relation in Quasi-two-dimensional Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, we experimentally explore the hydrodynamic correlations between particles in quasi-two-dimensional colloidal fluids in the near-field. |
Chandan Mishra ; Arjun Yodh ; Noman Barbhuiya; |
| 795 | Highly Polydisperse Colloidal Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work demonstrates the role that polydispersity plays in the behavior of colloidal systems. |
Ben Lonial ; Eric Weeks; |
| 796 | Interaction Dynamics Between Concave and Circular Granular Particles Undergoing Cyclic Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the dynamics of superellipse sector particles (SeSPs) in a bidisperse monolayer of disks undergoing oscillatory cyclic shear. |
Joshua Masri ; Scott Franklin; |
| 797 | Bicontinuous Particle-stabilized Emulsion Gels in Magnetic Fields: A Lattice Boltzmann Simulation Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using Lattice Boltzmann simulations, we demonstrate how bijels stabilized by anisotropic magnetic particles respond to magnetic stimuli. |
Ulf Schiller ; Nikhil Karthikeyan; |
| 798 | A Perspective on Statistical Physics in Constitutive Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The task is therefore to prescribe the mechanics of molecules constituting the material with (1) sufficient complexity to capture the desired physics, and (2) sufficient simplicity such that the resulting constitutive model is still analytically tractable. This presentation will highlight this overall perspective on statistical physics in constitutive modeling while providing some examples from the literature. |
Michael Buche; |
| 799 | A Statistical Mechanics Framework for Polymer Chain Scission, Based on The Concepts of Distorted Bond Potential and Asymptotic Matching, with Implications to The Lake-Thomas Theory of Polymer Fracture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite this notable achievement, the uFJC model is unable to be fully cast in a numerically tractable fashion, limiting its applicability in an upscaled continuum setting. To rectify this, we develop the "composite" uFJC (cuFJC) model. |
Jason Mulderrig ; Samuel Lamont ; Franck Vernerey ; Brandon Talamini ; Nikolaos Bouklas; |
| 800 | Molecular-Level Constitutive Modeling of Nonlinear Deformations, Damage, and Fracture in Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Advances in experiments and synthesis have recently provided a new level of insight towards uncovering some of the hidden processes that occur during cavitation, fracture and damage. This presentation will focus on an array of theoretical and computational advancements, from statiscical mechanics of rupture at the single chain level, to different load-sharing modalities at the network level, to phase field fracture and gradient enhanced damage formulations to connect the dots between experimental observations in multiple scales and their theoretical underpinning towards obtaining deeper mechanistic insight for this complex process. |
Nikolaos Bouklas; |
| 801 | Micromechanics of Dynamically Cross-linked Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This is because coupled interactions between the two phases are inherent to the microstructure and cannot be ignored. To account for this, we use a physical description of the material that accounts for each constituent and their naturally arising interactions at its foundation. |
Samuel Lamont ; Franck Vernerey; |
| 802 | Statistical Physics of (Quasi)-Brittle Fracture: Theory and Applications to Construction Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we introduce a novel fracture model for quasi-brittle materials that is grounded in statistical principles. |
Ariel Attias ; Franz-Josef Ulm; |
| 803 | Bridging Polymer Network Scales: Crosslinks As Fundamental Structural Units, and Emergent Multiphysics Phenomena Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use statistical mechanics to bridge between the monomer and polymer chain scales, then explore different ways of bridging between the chain and network scales, i.e. we explore different polymer network models. |
Matthew Grasinger; |
| 804 | Negative Energetic Elasticity in Gels: Insights from A Lattice Polymer Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This model reproduces the temperature-dependent behavior of negative energetic elasticity observed in polymer gel experiments, suggesting that single-chain analysis can elucidate the properties intrinsic to polymer gel’s negative energetic elasticity. Through these insights, our work offers a comprehensive understanding of polymer gel mechanics. |
Nobu Shirai ; Naoyuki Sakumichi; |
| 805 | Coarse Grained Simulation of Molecular-motor Gels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By irradiating these gels with light, the motors undergo directional isomerization, causing the gel to contract or expand. In this study, we present a coarse-grained model to simulate and analyze the volume contraction of these gels. |
Jude Ann Vishnu ; Xuyang Yao ; Andreas Walther ; Friederike Schmid; |
| 806 | When Is The Poisson Ratio of Polymer Networks and Gels Larger Than 0.5? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use coarse-grained molecular dynamics simulations of networks and gels made of linear and brush-like strands to obtain deformation-dependent Youngs’ modulus and Poisson ratio in both linear and nonlinear deformation regimes. |
Yuan Tian ; Zilu Wang ; Andrey Dobrynin; |
| 807 | Topological Structures in Polar Liquid Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigated how topological defects in the N F liquid crystals can be affected and controlled by the orientation fields at confining flat surfaces. |
Qi-Huo Wei; |
| 808 | Influence of Confining Surface Gaussian Curvature on The Winding Character of Nematic Disclination Lines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we use Landau-de Gennes numerical modeling to investigate how Gaussian curvature at the boundary surface influences the winding characters of disclination lines in the bulk. |
Jane Bernadette Denise Garcia ; Mohamed Amine Gharbi ; Daniel Beller; |
| 809 | Numerical Study of Chiral Structures from Achiral Liquid Crystals Using Ball-Majumdar Singular Potential Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These configurations are made possible by the small twist elastic constants of LCLCs relative to their bend and splay elastic constants, though energetic arguments on this point are still under debate. We present a study of these systems using a Ball-Majumdar singular potential computational field theory. |
Lucas Myers ; Jorge Vinals; |
| 810 | Complementary Tensorial Measures of Disclination Line Winding Character Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we demonstrate that the rotation vector can also be calculated from an alternative measure, based on a second-rank pseudotensor defined on either the director field or the Q-tensor field. |
Daniel Beller ; Jane Bernadette Denise Garcia ; Robert Pelcovits ; Thomas Powers ; Jonathan Selinger; |
| 811 | Elasticity and Topological Defects: A Common Thread Between Soft and Hard Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The resulting model will be illustrated through select examples of disclination statics and dynamics in nematic liquid crystals and, separately, experimentally observed grain and subrain boundaries in a hard metal. |
Amit Acharya; |
| 812 | Analytical Predictions of Topological Defect Interactions in Active Nematics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By using appropriate approximations for the nematic order parameter and velocity fields, we find analytical expressions for the velocity of +1/2 and -1/2 winding number topological defects as a function of their distance and orientation. |
Cody Schimming ; Cynthia Reichhardt ; Charles Reichhardt; |
| 813 | Exploring The Formation of Initial Disclination Loops of Active Nematics Through Particle-Based Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we propose a simple model for the formation of an initial disclination loop within the framework inspired by biaxial nematics. |
Yingyou Ma ; Michael Hagan ; Aparna Baskaran; |
| 814 | Cooperative Motion and Granule Rotation During Rapid Grain Shrinking in Colloidal Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that the periods of rapid dissolution involve the cooperative motion of particles together in rotating, hexagonal ‘granules.’ |
Avani Anne ; Eric Corona ; Helen Chaffee ; Chris Couto ; Elizabeth Rogers ; Aaron Galper ; Conor Floyd ; Ananya Venkatachalam ; Sharon Gerbode; |
| 815 | Inducing Point Defects in 3D Colloidal Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We developed a model system in which point defect formation in 3D colloidal crystals can be controlled in-situ. |
Max Schelling ; Janne-Mieke Meijer; |
| 816 | Controlling Topological Defects in Colloidal Crystal Shells of Hard Superballs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use hard particle Monte Carlo simulations to determine the effect of particle shape and lattice preference in flat space on the structure and distribution of defects in spherical shells filled densely with colloidal particles whose shape varies continuously from a sphere to a cube. We describe defect scar analogues for these systems and show how the scar pattern relates to particle shape. |
Gabrielle Jones ; Philipp Schönhöfer ; Sharon Glotzer; |
| 817 | Model Predictive Control of Active Brownian Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose a feedback control framework for controlling noninteracting Active Brownian Particles (ABPs) at the population level. |
Titus Quah ; Sho Takatori ; James Rawlings; |
| 818 | Using Potentials to Model The Crystallography of Bee Honeycomb Under Geometric Frustration Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When faced with various geometric constraints, such as boundaries or connecting combs with different orientations, the resulting comb is irregular, with several topological defects. In this work, we study this process using 3D-print experimental frames with imprinted foundations, which impose a precise geometric frustration. |
Francisco Lopez Jimenez ; Yasara Dharmadasa ; Golnar Gharooni Fard ; Orit Peleg; |
| 819 | Design of Functional Disordered Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a novel numerical approach, which directly connects interactions with their effect on emergent elastic properties, to study the self-assembly of disordered solids. |
Mengjie ZU ; Carl Goodrich; |
| 820 | Nonequilibrium Interfacial Properties of Chemically Driven Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we employ a minimal model of chemically driven fluids in order to study changes in the interfacial tension away from equilibrium. |
Yongick Cho ; William Jacobs; |
| 821 | Control of Cohesive States in Colloidal Chiral Fluids Through Chemical Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present a novel approach to externally govern the collective behavior of spinning colloids by introducing additional diffusiophoretic interactions amongst geometrically anisotropic colloidal components. |
Jaideep Katuri ; Navneet Kaur ; Allison Cornelius ; David Quashie ; Jamel Ali; |
| 822 | Acoustic Parametric Pumping for Precise Control in A Multi-particle System with Tunable Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The precise control of such a system becomes even more challenging when its interactions are strongly correlated, nonlinear, non-pairwise additive, and non-conservative. Here, we introduce a general method combining parametric pumping and quenching to non-invasively control the configuration of such a multi-particle system and demonstrate it with an acoustically levitated small cluster of particles. |
Qinghao Mao ; Brady Wu ; Bryan VanSaders ; Heinrich Jaeger; |
| 823 | Active Gas-to-solid Phase Transitions Ruled By Responsive Active Pumping Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work highlights the importance of responsive active pumping in dictating the collective behaviors of active agents. |
Alexandre Morin ; Marine Le Blay; |
| 824 | Local Curvature Directs Active Particles in Confinement Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For this purpose, we conducted simulations (in Julia) on active Brownian particles subjected to hard elliptical confinement. |
Jyoti Sharma ; Francesco Bianciardi ; Lapo Corti ; Stefano Palagi; |
| 825 | Self-organization of Self-propulsion Forces in A Persistent Active Liquid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have used Langevin dynamics simulations to study the effects of activity in a two-dimensional dense glass-forming system of Lennard-Jones particles at zero temperature. |
Chandan Dasgupta ; Suman Dutta ; Pinaki Chaudhuri ; Madan Rao; |
| 826 | Aggregate Morphing of Self-aligining Soft Active Disks in Semi-confined Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As the softness parameter decreases, the system’s intriguing structural and dynamical features become more apparent, such as the appearance and disappearance of layered structure. Several of these insights concerning the behavior of self-aligning soft active particles in confined spaces, as well as the possibilities for manipulating their structure via box geometry, will be presented in this work. |
Anshika Chugh ; Soumen Karmakar ; Rajaraman Ganesh; |
| 827 | Spontaneous Shock Waves in Pulse-stimulated Flocks of Acitive Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on the emergence of shock wave patterns composed of coherently moving particles energized by a pulsed electric field. |
Bo Zhang ; Andreas Glatz ; Igor Aranson ; Alexey Snezhko; |
| 828 | Evaporation of Colloidal Suspensions of Aspherical Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent studies have shown that size-dependent stratification can occur in a rapidly drying suspension of a polydisperse mixture of spherical colloids. In this work we utilize molecular dynamics simulations based on an implicit solvent model to investigate the role of particle shape in such far-from-equilibrium processes. |
Binghan Liu ; Gary Grest ; Shengfeng Cheng; |
| 829 | Birth of Marine Snow Aggregates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We recently discovered that marine snow is a multiphase comet-shaped particle that consists of mucus and particulate organic matter [R. Chajwa et al. arXiv:2310.01982 (2023)]. To understand the formation of these aggregates, we numerically study how the multiphase structures spontaneously form in Stokesian suspension in the non-linear regime of number-density perturbations; and find merging and fracture dynamics at long times with a steady state size distribution. |
Rahul Chajwa ; Manu Prakash; |
| 830 | Density-dependent Emergent Dynamics of Sea Urchin Embryos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on the dynamics and emergent phases of sea urchin embryo assemblies. |
Lisa Lin ; Yu-Chen Chao ; Yuchao Chen ; Farzan Vafa ; Nikta Fakhri; |
| 831 | Soft Mechanisms of Escape in Geometrically Frustrated Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In a previous work [1], we developed a minimal lattice model of frustrated assembly —focusing on the case of fixed frustration — where the super-extensive accumulation of strain persists to infinite size. |
Nicholas Hackney ; Chris Amey ; Gregory Grason; |