Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2023 March Meeting
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TABLE 1: Highlights of Statistical and Nonlinear Physics (GSNP) Talks @ APS 2023 March Meeting
| Paper | Author(s) | |
|---|---|---|
| 1 | Learning Dynamics of Complex Systems from Partial Observations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we develop an automated inference method that discovers predictive differential equation models from a few noisy partial observations of a system’s state. |
George Stepaniants; Alasdair Hastewell; Dominic Skinner; Jan Totz; Jorn Dunkel; |
| 2 | Maximizing Dynamical Systems Information Embedded in Experimental Observables of Molecules Through Statistical Learning Enabled Takens Reconstruction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In previous work, we have reconstructed the mini-proteins Chignolin and Villin to accuracies better than 0.4 nm from synthetic noisy and time averaged trajectories generated from molecular dynamics simulations using single variate head to tail molecular distances. In this work, we expand this Single-molecule TAkens Reconstruction (STAR) technique to use synthetic multivariate data streams corresponding to a 3 dye multichannel smFRET system generated from molecular dynamics simulations of the mini-protein Villin to learn optimal dye placement to maximize information embedded in experiments. |
Maximilian Topel; Andrew Ferguson; |
| 3 | Fractional Neural Networks for Constitutive Modeling of Complex Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we will utilize rheology-informed neural networks (RhINNs) to quantify the quasi-properties and the fractional derivative orders. |
Donya Dabiri; Milad Saadat; Deepak Mangal; Safa Jamali; |
| 4 | Inferring Force Law in Many-particle Systems Using Physics-tailored Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we demonstrate an ML model capable of extracting physical forces from systems of many particles with complex interactions. |
Wentao Yu; Justin Burton; Ilya Nemenman; Eslam Abdelaleem; |
| 5 | Dynamics of Long-term Memory in Recurrent Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The dynamical behaviors associated with memory retrieval uncovered in this work provide foundational insights into developing long-term memory devices based on artificial neural networks. |
Ling-Wei Kong; Junjie Jiang; Ying-Cheng Lai; |
| 6 | Searching for Clog Formation in Hopper Flow Through Comparative Machine Learning Analyses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These clog-causing flow microstates seem to be primarily configurational, rather than momentum-based (Koivisto and Durian, PRE 2017), but their exact nature remains to be elucidated. The high dimensional nature of the configuration states foils manual attempts to categorize them as flowing or clog-causing, so we instead employ machine learning techniques. |
Jesse Hanlan; Sam Dillavou; Douglas Durian; |
| 7 | Variational Computation of The Committor for Reactive Events In and Out of Equilibrium Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a method that employs a neural network ansatz with a variational optimization scheme to compute the exact committor function from a reactive trajectory ensemble. |
Aditya Singh; David Limmer; |
| 8 | Predicting Microfluidic Droplet Diameters Using Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The deep machine learning model provides an alternative method of predicting droplet size without the need for rigorous theory. |
Serena Holte; |
| 9 | Machine Learning for Metamaterial Design Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Instead, one is limited by designer’s intuition and the tuning of a few predefined design parameters. Here we show that machine learning overcomes this limitation by learning the relation between design and mechanical property, which we use to inverse design for desired mechanical properties. |
Ryan van Mastrigt; Marjolein Dijkstra; Martin van Hecke; Corentin Coulais; |
| 10 | Decomposing Long-Time Behavior of Dynamical Systems Through Linear Regression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use simple linear regression to determine the contribution of the individual trajectory neighborhoods to the long-time state-space probability distribution of the system. |
Sam Quinn; Joshua L. Pughe-Sanford; Roman Grigoriev; |
| 11 | Learning Hydrodynamic Equations from Microscopic Langevin Simulations of Self-propelled Particles Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The macroscopic properties obtained from nonlinear hydrodynamic equations are useful for understanding those aspects. Therefore, we start from the numerical Langevin simulations of the microscopic particle dynamics and present a data-driven strategy for the collection of self-propelled particles to develop the hydrodynamics equations. |
Bappaditya Roy; Natsuhiko Yoshinaga; |
| 12 | Unraveling The Role of Hydrogen Bonds Via Two Machine Learning Methods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this research, we used two machine learning models, the logistic regression model, and the decision tree model, to study hydrogen bonding networks. |
Freddie Salsbury; Dizhou Wu; |
| 13 | Statistical Properties of Empirical Cross-covariance Matrices of Correlated Large-dimensional Datasets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study empirical cross-covariance matrices (ECCMs) between two large-dimensional variables that are correlated along a handful of latent dimensions. |
Arabind Swain; Eslam Abdelaleem; Ilya Nemenman; |
| 14 | Automated Neuron Tracking Using Deep Learning and Targeted Augmentation Allows Fast Collection of C. Elegans Whole Brain Calcium Activity During Behavior Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While convolutional neural networks(CNNs) are highly effective for image analysis, they generally require a large training set. To tackle this problem, we present a method to harness the robustness, adaptability and accuracy of CNNs while requiring only 5~10 frames of annotations. |
Core Francisco Park; Sahand Rahi; Aravinthan Samuel; Mahsa Barzegar Keshteli; Kseniia Korchagina; Ariane Delrocq; Vladislav Susoy; Corinne Jones; |
| 15 | Collective Dynamical Regimes and Synchronization Transitions in Brain Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, some works suggest that this is most likely a synchronization transition, separating synchronous from asynchronous phases. By investigating simplified models of coupled excitable oscillators on brain networks describing the cortex dynamics at a mesoscopic level, we discuss the possible nature of such a synchronization phase transition in structurally heterogeneous systems. |
Raffaella Burioni; |
| 16 | Network Reconstruction from Noisy and Incomplete Spreading Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a computationally efficient algorithm, which allows to learn spreading parameters, together with the network structure, when not only part of the nodes is unobserved, but there is an additional uncertainty regarding the observed part. |
Mateusz Wilinski; Andrey Lokhov; |
| 17 | Locating The Source of Forced Oscillations in Complex Oscillator Networks and Power Grids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is therefore important to be able to locate the source of such forced oscillations in order to identify faulty network elements and mitigate their effect on the grid. With this task in mind, we developed an algorithm based on time-series measurements, that is able to identify both the source of the forced oscillation and its frequency. |
Melvyn Tyloo; Marc Vuffray; Andrey Lokhov; Robin Delabays; |
| 18 | Deep Learning for Network Attack and Defense Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Can the vulnerabilities of real networks be obfuscated through partial network concealment strategies, allowing for a defensive response? Here, we explore the ability of deep reinforcement learning to either: select nodes from a concealed graph to efficiently dismantle the network (network attack), or to thwart such an attacker by concealing a a subset of the network’s links (network defense). |
Jordan Lanctot; Sean Cornelius; |
| 19 | Extreme Value Statistics of Community Detection in Complex Networks with Reduced Network Extremal Ensemble Learning (RenEEL) Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the use of a recently introduced machine-learning algorithmic scheme [Guo, Singh, and Bassler, Sci. |
TANIA GHOSH; R. K. P. Zia; Kevin Bassler; |
| 20 | Information Content and Human Perception of Note Transitions in Music Composed By Bach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our study sheds new light on the properties of Bach’s compositions. |
Suman Kulkarni; Sophia David; Christopher Lynn; Dani Bassett; |
| 21 | Node-layer Duality in Multilayer Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We call node-layer duality the concept that the interacting entities are either nodes or layers depending on the description we adopt. |
Charley Presigny; Fabrizio De Vico Fallani; |
| 22 | Identifying Network Communities Using Higher-order Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, we introduce a graphlet-based community detection method that considers partitioning networks according to their high-order connectivity. |
Pramesh Singh; Hannah Kuder; Anna Ritz; |
| 23 | Prediction Market Miscalibration Reveals Aggregate Investor Behavior in Financial Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use ~3200 unique political PM contracts to see how investor behavior leads to price convergence. |
Keanu Rock; Sean Cornelius; Jordan Lanctot; |
| 24 | Master Stability Function for Frequency Synchronization in Laser Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet, the role of network topology for frequency synchronization of lasers is not well understood. In this talk, we report our significant progress towards solving this critical problem for networks of heterogeneous lasers with repulsive coupling. |
Mostafa Honari Latifpour; Jiajie Ding; Igor Belykh; Mohammad-Ali Miri; |
| 25 | Fractional Centralities on Networks: Consolidating The Local and The Global Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a new centrality incorporating two classical node-level centralities, the degree centrality and the information centrality, which are considered as local and global centralities, respectively. |
Kang-Ju Lee; Ki-Ahm Lee; Woong Kook; Taehun Lee; |
| 26 | Validating An Algebraic Approach to Characterizing Resonator Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose and validate an alternative algebraic means to characterize resonator networks with no or minimal a priori knowledge. |
Viva Horowitz; Brittany Carter; Uriel Hernandez; Trevor Scheuing; Benjamin Aleman; |
| 27 | Use of Transmission and Reflection Complex Time Delays to Reveal Scattering Matrix Poles and Zeros: Example of The Ring Graph Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We identify the poles and zeros of the scattering matrix of a simple quantum graph by means of systematic measurement and analysis of Wigner, transmission, and reflection complex time delays [Lei Chen and S. M. Anlage, Phys Rev E 105, 054210 (2022)]. |
Steven Anlage; Lei Chen; |
| 28 | Dynamical Patterns of Nonreciprocally Coupled Conserved Fields: A Unifying Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that coupled Cahn-Hillard equations provide a unifying model for dynamical pattern formation in non-reciprocally coupled binary systems with conserved fields. |
M Cristina Marchetti; Fridtjof Brauns; |
| 29 | Emergence of Non-reciprocal Forces in Optically Bound Colloids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Experiments with large numbers of wavelength-sized particles, however, demonstrate different behavior: they spontaneously assemble clusters which exhibit driven motion. We will show these driving forces arise because the optical binding force is not pairwise: the contributions from many particle scattering gives rise to non-reciprocal forces. |
Dustin Kleckner; Dominique Davenport; Nicholas St. Clair; |
| 30 | Effects of Non-reciprocal Forces in Acoustically Bound Clusters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This inter-particle force — which we refer to as acoustic binding — can be used to guide the long-range assembly of particles on wavelength scales. Here we describe how numerical modelling is used to study these forces and the structures that they produce. |
Nicholas St Clair; |
| 31 | Non-reciprocal Interactions Result in The Partial Demixing of Binary Polar Fluids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Finally, we complement our experimental analysis with hydrodynamics theory. We gain insight into the spontaneous demixing process and propose a simplified description of such mixtures by pushing non-reciprocal interactions to the limit of one-way actions. |
Alexandre Morin; Samadarshi Maity; |
| 32 | Particle Kinetics and Collective Dynamics in Chiral Gasses, Fluids, and Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The velocity profile in an active two-dimensional chiral material—composed of centimeter-scale geared particles confined in a circular vibrating chamber—is measured for … |
Alexander Petroff; Christopher Whittington; Arshad Kudrolli; |
| 33 | Floquet-Bloch Topology of Nonreciprocal Sound Transport Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using exact Floquet-Bloch theory, we show that band tilting is in fact quantized at all modulation speeds by virtue of the topological winding of Floquet quasifrequencies on a (d+1)-dimensional torus for d-dimensional systems. |
Benjamin Kauffman; Jasper Marcum; Jayson Paulose; |
| 34 | Non-reciprocal Coupling and Collective Actuation in The Presence of A Polarization Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we combine model experiments, numerical simulations, and theoretical analysis to reveal how an external field affects the dynamics of active elastic systems. |
Paul Baconnier; Vincent Démery; Mathéo Aksil; Olivier Dauchot; |
| 35 | Phase Coexistence Implications of Violating Newton’s Third Law Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use computer simulations to explore the macroscopic phase behavior implications of breaking microscopic interaction reciprocity for a simple model system. |
Yu-Jen Chiu; Ahmad Omar; |
| 36 | Non-reciprocal Kinks in Frustrated Active Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use local control loops to break reciprocity at the level of interactions between robotic unit cells. |
Xiaofei Guo; Jonas Veenstra; Corentin Coulais; |
| 37 | Nonreciprocal Phase Transition in Swarming C.elegans Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we investigated the emerging response of active C.elegans aggregates and passive bacterial mixture. |
Askin Kocabas; |
| 38 | Non-reciprocal Forces and Exceptional Phase Transitions in Metric and Topological Flocks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet, the implications of an implicit violation of Newton’s third law in the alignment rule remains poorly understood. Here we show that in the absence of this microscopic non-reciprocity an exceptional phase transition is predicted at low noise strength within the Toner-Tu framework of polar aligning matter; we demonstrate this transition via large-scale numerical simulations. |
Charles Packard; Daniel Sussman; |
| 39 | Asymmetric Transport in Nonlinear Wave Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our research initiates the quest for universalities and their violations in wave transport of nonlinear chaotic systems and has potential applications for the design of magnetic-free isolators. |
Chengzhen Wang; Rodion Kononchuk; Ulrich Kuhl; Tsampikos Kottos; |
| 40 | Electrifying Granular Flows: Probing The Interior Dynamics of Volcanic Plumes and Pyrocumulonimbus Clouds Using Electrostatics Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The electrification of volcanic plumes and wildfire-driven thunderstorms has been described intermittently for centuries, if not longer. For instance, Pliny the Younger noted … |
Joshua Mendez Harper; |
| 41 | Avalanches in 2D Granular Media Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we focus on a single layer of mono-disperse beads that are shaken horizontally with an orbital motion (no out-of-plane oscillations). |
Florent Pollet; Adel Djellouli; Anne Meeussen; Gabriele Albertini; Ilya Svetlizky; Arthur Young; Chris Rycroft; Shmuel Rubistein; Katia Bertoldi; |
| 42 | Rheological State Diagrams for Model Earth Suspensions Under Shear Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we examine model earth mixtures to understand the minimum number of ingredients required to generate complex behavior observed for natural debris flows. |
Shravan Pradeep; Paulo Arratia; Eric Sigg; Douglas Jerolmack; |
| 43 | Those Sinking Moments: Measuring Sedimentation Dynamics of Marine Snow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: 17, 1040–1051 (2020)], we measure the sedimentation dynamics of marine snow aggregates in the Gulf of Maine; highlighting the dynamic nature of marine snow aggregates. Drawing on the insights from field observations, we construct a minimal model based on far-field Stokesian hydrodynamics with inter-particle stickiness, and numerically explore the formation of these aggregates from an initially homogeneous sedimenting suspension. |
Rahul Chajwa; Eliott Flaum; Manu Prakash; |
| 44 | Bacteria Bioluminesce in Response to Fluid Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An interesting open question is whether, like dinoflagellates which respond to fluid shear, bacteria exhibit any direct response to such stimulation. We have developed a method of investigating this possibility using an optical rheometer, and have studied the response of 5 separate species of marine bacteria under a range of shear rates. |
Sumit Kumar Birwa; Raymond Goldstein; Nuno Oliveira; |
| 45 | Ice Mélange and The Rheology of Floating Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explored a variety of shapes in a narrow water tank with rough walls to simulate a fjord. |
Justin Burton; Kavinda Nissanka; Nandish Vora; Ayushi Rajpoot; Alexander Robel; Jason Amundson; |
| 46 | Modelling Seasonal Sea-Ice Dynamics Within The Nares Strait Using A Lagrangian Discrete Element Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, in smaller regional studies (1km resolution and lower), the discontinuous and nonlinear response of sea-ice, becomes difficult to resolve with continuum models. At these smaller length scales, Lagrangian models, like the discrete-element method (DEM), where each ice floe can be treated explicitly, can represent the underlying sea-ice dynamics more naturally. |
Svetoslav Nikolov; Kara Peterson; Adrian Turner; Dan Bolintineanu; Joel Clemmer; Devin O’Conner; |
| 47 | A Gravity Driven Inverse Cascade Controls The Size Distribution of Raindrops Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our theory adapts the concept of energy cascade across scales in turbulence to the distribution of drop mass. |
Florian Poydenot; |
| 48 | Mechanical Stability of Lipid Monolayers and Bilayers in The Presence of Pollutants Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Altogether, this work aims to advance our understanding of the role of pollution on lipid membranes, in an effort to illuminate possible fundamental causes of pollution-related damage to cells and guide future avenues of remediation research. |
Marina Pasquet; Joelle Frechette; |
| 49 | Using Hydrogels to Reach Advection-limited Atmospheric Water Capture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform a combination of lab tests and outdoor tests in the hot, arid Las Vegas environment. |
H. Jeremy Cho; Yiwei Gao; Ryan Phung; |
| 50 | Quick Release Anti-Fouling Hydrogels for Solar-Driven Water Purification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A current impediment to technology translation is the low water production rate well below daily human demand. To overcome this challenge, we designed a rapid-response, antifouling, loofah-inspired solar absorber gel (LSAG) capable of producing potable water from various contaminated sources at a rate of ~ 26 kg m -2 h -1, which is sufficient to meet daily water demand. |
Xiaohui Xu; Rodney Priestley; Sujit Datta; |
| 51 | The Fixed Tropopause Temperature Hypothesis: FiTT for Purpose? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work gives a renewed appreciation for the role of thermodynamics and spectroscopy in determining a major feature of Earth’s general circulation. |
Brett McKim; |
| 52 | Comparing Surface and Column-integrated Aerosol Loadings with Relative Humidity As A Correction Factor Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The contribution of trans-boundary aerosols over the observation site is shown using trajectory cluster analysis. |
Jeevan Regmi; Rudra Aryal; Khem Poudyal; Amod Pokhrel; Nabin Malakar; Madhu Gyawali; |
| 53 | Active Fluids Under Deformable Confinement: Lessons from Particle-based Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will review the current state of our understanding of active fluids confined by deformable boundaries. |
Aparna Baskaran; |
| 54 | Shortcuts to Adiabaticity for Active Brownian Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is thus natural to search for "shortcuts to adiabaticity", i.e. protocols bringing the system to the desired final state in a given (short) time interval. We study this problem analytically for a system of active Brownian particles in two dimensions, whose degree of activity can be externally controlled. |
Marco Baldovin; |
| 55 | Long-range Velocity Correlations in A Passive System with Active Dopants Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Such systems show surprisingly long-ranged correlations in the velocity field in the dense phase during motility-induced phase separation. To test whether such long-range velocity correlations require these high densities of active particles, we combined theory and simulation to study an athermal passive dense medium that is agitated by a small fraction of active particles (active dopants). |
Leila Abbaspour; Rituparno Mandal; Peter Sollich; Stefan Klumpp; |
| 56 | Activity-Enhanced Colloidal Materials Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The emerging field of active matter has given us the ability to intentionally drive and dynamically manipulate individual particles in synthetic systems. Chemically-coated … |
Jin Lee; Daphne Klotsa; |
| 57 | Phase Behavior and Surface Tension of Soft Active Brownian Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Simple models have been developed to capture their emergent behavior, including the active Brownian particle (ABP) where each colloid is self-propelled by an active force. One question that we aimed to resolve was how should we define stress in active systems and its balance at steady state? |
Nicholas Lauersdorf; Thomas Kolb; Moslem Moradi; Ehssan Nazockdast; Daphne Klotsa; |
| 58 | On The Einstein Relation Between Mobility and Diffusion in An Active Bath Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that for large, heavy tracers the diffusivity and mobility can be related to correlation functions, just like for an equilibrium fluid. |
Jordan Horowitz; Alexandre Solon; |
| 59 | Detecting Active Clustering on Quenched Disorder with Unsupervised Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using large-scale numerical simulations of active disks driven far from equilibrium, we demonstrate that principal component analysis, a dimensionality reduction technique popular in machine learning, can detect dynamical phase transitions in systems driven far from equilibrium. |
Danielle McDermott; Cynthia Reichhardt; Charles Reichhardt; |
| 60 | Spinners on An Air Table As An Inertial Chiral Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Conventionally, studies of active matter are concerned with overdamped objects. Recently, researchers have gradually picked up interest in the less studied underdamped active … |
Shengkai Li; Trung Phan; Gao Wang; Liyu Liu; Ramzi Khuri; Robert Austin; |
| 61 | Interfacial Dynamics in Chiral Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We construct an active field theory for a non-conserved pseudoscalar field in a uniaxial medium. |
SJ Kole; Ananyo Maitra; Cesare Nardini; Gareth Alexander; Sriram Ramaswamy; |
| 62 | Natural Swarms in 3.99 Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The hydrodynamic theory of swarms combines the effects of activity with the presence of inertial behavior, which has been found to be a key ingredient in the description of the dynamics of natural swarms in the field. |
Mattia Scandolo; Andrea Cavagna; Luca Di Carlo; Irene Giardina; Tomas S. Grigera; Stefania Melillo; Leonardo Parisi; Giulia Pisegna; |
| 63 | Evidence of Fluctuation-induced First-order Phase Transition in Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Intuitively this happens because of the positive feedback between density fluctuations and ferromagnetic interaction, however, a theoretical explanation is still missing. We address this problem by studying the Malthusian Toner-Tu theory (MTT) in its near-ordering phase. |
Luca Di Carlo; |
| 64 | Active Brownian Dynamics in A Random Lorentz Gas Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Active Brownian particles are a minimal model of both synthetic and biological active matter. Despite the simplicity of the model, its theoretical description remains incomplete … |
Mingyuan Zheng; Patrick Charbonneau; |
| 65 | The Clogging Transition in A 2D Granular Silo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results from a high-speed imaging study of silo flow. |
Kerstin Nordstrom; |
| 66 | Searching for The Jamming Transition in The Energy Landscape Using A Transect Method Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Instead, we employ the “transect method” [1], whereby we determine the local minima for every point along a random line drawn through the energy landscape. |
Eduardo Bautista; Eric Corwin; |
| 67 | Free Energy Landscapes for A Small Number of Hard Disks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The ultimate goal of this research is to understand configurational changes on a small scale in order to give insight into glassy dynamics for much larger systems. |
Cordell Donofrio; Eric Weeks; |
| 68 | Collective Motion in A Dusty Plasma Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we take advantage of the fact that dust interactions can be quantitatively modelled using a simple Yukawa potential to simulate the dynamics of a 2D dusty plasma in amorphous and crystalline states. |
Md. Rakib Hassan; Francis Starr; |
| 69 | Jammed Disks of Two Sizes and Weights in A Narrow Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce our approach to the models of jammed disks of two sizes and weights in a long narrow channel. |
Dan Liu; Gerhard Müller; |
| 70 | The Ising Spin Glass on Random Graphs at Zero Temperature: Not All Spins Are Glassy in The Glassy Phase Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the replica symmetry broken (RSB) phase of spin glass (SG) models in a random field defined on Bethe lattices at zero temperature. |
Gianmarco Perrupato; Maria Chiara Angelini; Giorgio Parisi; Federico Ricci-Tersenghi; Tomaso Rizzo; |
| 71 | Structure of Jammed Ellipse Packings Over A Wide Range of Aspect Ratios Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We determine φ J(α) to high precision, and find an empirical analytic formula that predicts φ J(α) to within less than 0.1% for all α ≤ 10. |
Sebastian Rocks; Robert Hoy; |
| 72 | Universal Fragility in The Response of Spin Glass Ground States to Single Bond Changes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We examine the effects of changing a single bond (local interaction) on the ground states of two- and three-dimensional Edwards-Anderson Ising spin glasses with a Gaussian distribution of coupling strengths. |
Mutian Shen; Zohar Nussinov; Martin Weigel; Gerardo Ortiz; Yang-Yu Liu; |
| 73 | Elasticity of Soft Matter Stabilized By Non-spring-like Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, many soft materials possess additional interactions that rigidify/jam the system below the isostatic point. These “non-spring-like forces” have various and unrelated physical origins – here I consider pre-tensioning, fiber bending in biopolymer networks, static friction in jammed granular matter, and an elastic matrix in particle-filled composites. |
Brian Tighe; |
| 74 | Droplet Rearrangements During Slow Compression of A Jammed 2D Emulsion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By means of microscopy, we analyzed the packing structure of the droplets and their rearrangement motions. |
Eric Weeks; Xin Du; |
| 75 | Constructing Ideal Amorphous Packings in Two Dimensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose that an ideal amorphous packing is one that is free of any crystalline order, stable, fully coordinated, and as densely packed as possible for a given pressure. |
Viola Bolton-Lum; Varda Hagh; Eric Corwin; |
| 76 | Multi Species Asymmetric Simple Exclusion Process with Impurity Activated Flips Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by a simplistic description of multi lane traffic flow, we present a multi species generalization of ASEP along with impurities. |
Amit Chatterjee; |
| 77 | Phase Transition Prediction and Entropy Estimation with Restricted Boltzmann Machines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We train RBMs on 2d and 3d Ising model with a system size much larger than those used before and carefully examine the mechanism of RBM learning. |
Jing Gu; Kai Zhang; |
| 78 | Understanding Machine Learning Via Solvable Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The affinity between statistical physics and machine learning has a long history, I will describe the main lines of this long-lasting friendship in the context of current theoretical challenges and open questions about deep learning. |
Lenka Zdeborová; |
| 79 | Modern Hopfield Networks in AI and Neurobiology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In contrast to conventional Hopfield Networks, their modern versions have a very large memory storage capacity, which makes them appealing tools for many problems in machine learning and cognitive and neuro-sciences. In this talk I will introduce an intuition and a mathematical formulation of this class of models, and will give examples of problems in AI that can be tackled using these new ideas. |
Dmitry Krotov; |
| 80 | A Picture of The Prediction Space of Deep Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: And yet, training is tractable—even easy. This talk seeks to shed light upon these paradoxes. |
Jialin Mao; Itay Griniasty; Rubing Yang; Han Kheng Teoh; Rahul Ramesh; Mark Transtrum; James Sethna; Pratik Chaudhari; |
| 81 | Lessons from Scale in Large Language Models and Quantitative Reasoning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss recent progress attempting to understand and extrapolate model capabilities with scale and Minerva, a large language model designed to perform multi-step STEM problem solving. |
Ethan Dyer; |
| 82 | Deep Learning Theory Beyond The Kernel Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This theory gives insight into internal representations learned by the network under different learning rules. |
Cengiz Pehlevan; |
| 83 | Molecular Simulations and Hydrodynamic Theory of Nonlocal Shear Stress Correlations in Supercooled Fluids and Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We performed molecular dynamics simulations of a binary Lennard-Jones mixture at different temperatures and investigated the spatiotemporal autocorrelation function of the shear stress for different wavevectors, q, from a locally measured and Fourier-transformed stress tensor. |
Joerg Rottler; David Steffen; Ludwig Schneider; Marcus Mueller; |
| 84 | Analysis of Orientational Autocorrelation in Model Glass Forming System Using MD Simulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform an MD study of a model system of molecular dumbbells, where the relaxation spectrum is extracted from the decay of the orientational autocorrelation functions P1 and P2, that is the Legendre polynomials of the cosine of the angle of rotation of molecular axis. |
Jack Yungbluth; James Caruthers; Grigori Medvedev; Brett Savoie; |
| 85 | Facilitation Governs The Fate of Nuclei in The Equilibration of Glasses Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Similarly, a recent theoretical explanation for the melt fronts seen in the melting of ultrastable glasses is couched in terms of proximity to a first-order thermodynamic transition. In this talk, we present in-silico experiments that challenge these ideas. |
Rahul Chacko; François Landes; Giulio Biroli; Olivier Dauchot; Andrea Liu; David Reichman; |
| 86 | Novel Experimental Method to Measure The Static Correlations in Supercooled Molecular Glass-forming Liquids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we design an experiment to extract the static length scales in molecular liquids using dilute amounts of another large molecule as a pinning site. |
Rajsekhar Das; Bhanu Prasad Bhowmik; Anand Balan Puthirath; Tharangattu N. Narayanan; Smarajit Karmakar; |
| 87 | Mechanism of Deformation in Metallic Glasses: Is The Concept of Defects Useful? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show via molecular-dynamics simulations that there is no apparent relationship between atomic rearrangements and the local atomic environment as measured by the atomic-level stresses, kinetic and potential energies, and the per-atom Voronoi volume. |
Charles Lieou; Takeshi Egami; |
| 88 | Generation and Structural Characterization of Stealthy Hyperuniform Many-Particle Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While considerable progress has been made in the generation and structural characterization of such systems, there are many open questions concerning the precise nature of the ground-state manifold and the phase transition from disordered to ordered states as a function of the stealthiness parameter. We shed light on these issues using the collective-coordinate approach for stealthy hyperuniform systems across Euclidean space dimensions. |
Peter Morse; Paul Steinhardt; Salvatore Torquato; |
| 89 | Unification of Temperature Dependence of Mobility in The Arrhenian and Super-Arrhenian Region Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Several molecular descriptors which change their temperature dependence at T α have been identified, including the mean squared force applied to a molecule. We propose a mapping between these descriptors and log a that results in the linearization of the log a data across the entire range, including both the Arrhenian and super-Arrhenian regions. |
Jack Yungbluth; Grigori Medvedev; Brett Savoie; James Caruthers; |
| 90 | Temperature and Driving Rate Effects on The Yielding Transition of Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that in the continuously flowing phase, the HB exponent transitions to a lower value when the temperature is high [1]. We present scaling arguments that connect the smaller temperature truncated avalanches to this high-temperature HB exponent and compare this to alterations in HB scaling found in a related mean-field model. |
Daniel Korchinski; Joerg Rottler; |
| 91 | Burrowing Dynamics of Magnetoelastic Robots in Shallow Granular Beds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our research draws inspiration from biomimetic soft robot designs that imitate how biological organisms respond to stimuli and their surroundings. |
Animesh Biswas; Balaram Desai; Max Moss; Arshad Kudrolli; |
| 92 | Model-free Tracking Control of Regular and Chaotic Trajectories with Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, by exploiting machine learning, we articulate a completely model-free framework to control a two-arm robotic manipulator, where the control objective is to track both simple and complicated trajectories, e.g., periodic and chaotic trajectories, as desired by using only partially observed states. |
Zheng-Meng Zhai; Ying-Cheng Lai; Mohammadamin Moradi; Ling-Wei Kong; |
| 93 | Nonlinear Dynamics, Chaos and Applications in Intertropical Africa Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This presentation will review the main contributions obtained by those research groups located mainly in the following three countries: Cameroon, Benin and Nigeria. |
Paul Woafo; |
| 94 | A Toy Computational Model of Evolution of Directed Motility Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we conduct a computational experiment with a model of a 1-d gas of active agents (motors) in an enclosure (cell) with polarized mechanical properties to demonstrate that (1) generic values of the parameters of the system, indeed, result in a weak directed motion, and (2) a biological evolution-inspired genetic algorithm can strongly amplify the polarization-velocity coupling in relatively few generations. This toy model suggests that directed motility (e.g., chemotaxis) may be present generically in the context of living cells, and evolution may only need to amplify the taxis speed instead of performing a much harder task of evolving the taxis from scratch. |
Sergio Eraso; Jennifer Rieser; Ilya Nemenman; |
| 95 | Understanding Complex Wave Scattering Systems Through The Generalized Wigner-Smith Operator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use the Generalized Wigner-Smith (GWS) operator Q ? |
Jared Erb; Steven Anlage; |
| 96 | Perturbation-Induced Quantum Scars Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The scarring of a single-particle wave function is one of the most striking phenomena in the field of quantum chaos. In consequence of quantum interference, the probability … |
Joonas Keski-Rahkonen; Eric Heller; Esa Rasanen; |
| 97 | Sublinear Sensors with Enhanced Signal-to-Noise Ratio Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we proposed another EPD scheme based on the lasing modes of a parity-time symmetric electromechanical system with an additional saturable lossy nonlinearity. |
Arunn Suntharalingam; Lucas Fernández-Alcázar; Rodion Kononchuk; Tsampikos Kottos; |
| 98 | The Metastable State of The FPUT Problem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the approach to thermalization in the Fermi-Pasta-Ulam-Tsingou (FPUT) problem of a chain of non-linearly coupled oscillators. |
Nachiket Karve; Kristen Bestavros; David Campbell; |
| 99 | The Mpemba Effect for Phase Transitions By Landau Theory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show how one can define the phase transition time in a non-equilibrium state using the Landau theory for phase transitions. |
Roi Holtzman; Oren Raz; |
| 100 | Anomalous Thermal Relaxation in Unimolecular Chemical Reactions and Connections to Symmetries of The System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the Mpemba effect in unimolecular chemical reactions as a function of the chemical reaction rates. |
Saikat Bera; Matt Walker; Marija Vucelja; |
| 101 | The Strong Mpemba Effect in Over-damped Langevin Dynamics and Connections to Kramer’s Escape Rate Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We build upon our previous results for the case of piecewise-continuous potentials and on the experimental observations of Kumar and Bechhoeffer (Nature, 2020). |
Matt Walker; Marija Vucelja; |
| 102 | Thermodynamic Constraints on The Nonequilibrium Response of One-dimensional Diffusions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Such generalizations, while immensely informative, tend to be rather formal. In this poster session, I will suggest a new approach to the study of static response of nonequilibrium steady states that can be modeled as one-dimensional diffusions on the circle. |
Qi Gao; Jordan Horowitz; Hyun-Myung Chun; |
| 103 | Theoretical Analysis and Experiment on Large Ions Adsorbed in Charged Small Micropores: A Highly Nonequilibrium System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this research, we investigate the concept of locally nonchaotic barrier. |
Yu Qiao; Zhaoru Shang; Meng Wang; Rui Kou; |
| 104 | Temporal and Spatial Taylor’s Law Induced By Synchronization of Periodic and Chaotic Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show that synchronization, a widely observed phenomenon in ecosystems as well as Taylor’s law, can induce Taylor’s law. |
Yuzuru Mitsui; Hiroshi Kori; |
| 105 | Swarmalators with Thermal Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present the full phase diagram and compute many of the stability boundaries analytically. |
Hyunsuk Hong; Kevin O’Keeffe; Jae Sung Lee; Hyunggyu Park; |
| 106 | Anisotropic Domain Structure in Late-Stage Coarsening Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the asymptotic late stage of phase separation dynamics, where the characteristic domain size grows as a power of time, and the growth exponent and scaled domain structure are universal, behavior suggestive of a dynamical renormalization group (RG) fixed point. |
Benjamin Vollmayr-Lee; Jaime Wallace; Ella Carlander; |
| 107 | Dendritic Crystal Growth: A Comparison of Ammonium Nitrate and Ammonium Chloride Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The resulting large-scale structures are sensitively dependent on relatively small effects, such as surface tension, and also on small anisotropies in those quantities. In this work, we present new results for ammonium nitrate dendrites grown from supersaturated aqueous solution, and compare them with previous results for the well-studied ammonium chloride system. |
Andrew Dougherty; Charles Mann; |
| 108 | Experimental Observation of Thermalisation with Noncommuting Charges Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report the first experimental observation of an equilibrium state predicted within quantum-information thermodynamics in 2016: the non-Abelian thermal state. |
Aleksander Lasek; Florian Kranzl; Manoj Joshi; Amir Kalev; Rainer Blatt; Christian Roos; Nicole Halpern; |
| 109 | Measurement-driven Quantum Clock Implemented with A Superconducting Qubit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate a quantum clock implemented with a superconducting transmon qubit dispersively coupled to an open co-planar resonator for qubit state readout. |
Xin HE; Prasanna Pakkiam; Adil Gangat; Gerard Milburn; Arkady Fedorov; |
| 110 | Implementation of A Coherent Feedback Clock Using Superconducting Resonators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present the realisation of a new type of periodic quantum clock, based on coherent feedback in a system of coupled resonators. |
Stefan Zeppetzauer; Leonardo Morais; Xin HE; Gerard Milburn; Arkady Fedorov; |
| 111 | Entanglement Entropy of Highly Excited Eigenstates of SU(2) Symmetric Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we study the entanglement entropy of highly excited eigenstates of SU(2) symmetric systems to unveil the effect of noncommuting conservation laws. |
Rohit Patil; Lucas Hackl; Marcos Rigol; |
| 112 | Quantum Cross Entropy in Integrated Fluctuation Theorems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the role of quantum cross entropy from the perspective of integrated fluctuation theorems beyond the standard two-time measurement scheme. |
Tharon Holdsworth; Naoki Yamamoto; Prineha Narang; Akira Sone; |
| 113 | Quantum Information Scrambling in Nonlinear Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Quantum information scrambling describes the spread and delocalization of quantum information throughout information bearing degrees of freedom, such that the information becomes irretrievable by means of local measurements. We study this phenomenon in harmonic oscillators with nonlinear coupling. |
Akram Touil; Sebastian Deffner; |
| 114 | Testing Quantum Microscopic Reversibility Using Quantum Optics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose and experimentally test quantum modification for the principle of microscopic reversibility, a symmetry relation between forward and backward state transitions when a system is interacting with a thermal heat bath. |
Hyukjoon Kwon; Myungshik Kim; Marco Bellini; Alessandro Zavatta; Nicola Biagi; Saverio Francesconi; |
| 115 | Doing Work and Exchanging Heat on A System Through Collisions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The collision performs work on the target system [2]. |
Felipe Barra; |
| 116 | Current Fluctuations in Open Quantum Systems: Bridging The Gap Between Quantum Continuous Measurements and Full Counting Statistics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: On the other hand, condensed matter physicists, often use full counting statistics and scattering theory to describe counting measurements, and their statistics using the cumulant generating function. In this talk, I will show how these two concepts can be bridged such that both frameworks can be leveraged simultaneously to better study, and compute, the statistical properties of quantum measurements. |
Michael Kewming; Mark Mitchison; Gabriel Landi; |
| 117 | Universal Scaling Bounds on A Quantum Heat Current Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present an upper bound on the heat current J, which is universally applicable for an arbitrarily chosen open quantum system. |
Shunsuke Kamimura; Kyo Yoshida; Yasuhiro Tokura; Yuichiro Matsuzaki; |
| 118 | Rabi Enhanced Tunneling from Solid-state Spin Qubits: A Lindblad Equation for Rabi Driven Spins in Tunneling Contact with A Reservoir Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have used the unitary time evolution operator that solves the Rabi problem to transform into the interaction picture with respect to the system Hamiltonian, which, along with typical assumptions about the bath and the secular approximation, gives a matrix form of the Lindblad equation. |
Emily Townsend; Joshua Pomeroy; Garnett Bryant; |
| 119 | Electron Induced Nanoscale Nuclear Spin Relaxation Probed By Hyperpolarization Injection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We observe that the 13C transverse spin relaxation times vary significantly with the extent of hyperpolarization injection, allowing the ability to measure the influence of electron mediated relaxation extending over several nanometers. |
William Beatrez; Arjun Pillai; Otto Janes; Dieter Suter; Ashok Ajoy; |
| 120 | Measurement Induced Entanglement Phase Transitions in Monitored 1D Spin Chains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However recently a critical phase with a logarithmic scaling of the entanglement entropy in a class of integrable models has been identified, in the presence of dissipation. We explore such a critical transition in a monitored one-dimensional quantum spin chain, the transverse field Ising model (TFIM), in presence of integrability-breaking field and dissipation. |
Monalisa Singh Roy; Jonathan Ruhman; Emanuele Dalla Torre; Efrat Shimshoni; |
| 121 | Floquet Engineering of Correlated States By The Ponderomotive Potential Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We generalize the notion of Ponderomotive potential to periodically driven systems and propose it as a convenient tool to engineer their properties beyond the single particle level. |
Zhiyuan Sun; |
| 122 | Session Introduction: Rules for The Awards Finalists Related Papers Related Patents Related Grants Related Venues Related Experts View |
Daphne Klotsa; |
| 123 | The Fluctuations of Small Elastic Objects in Fluid with Linear and Nonlinear Restoring Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We compare theory with experiment for a beam that is under tension and immersed in a fluid where excellent agreement is found. |
Johnathon Barbish; Hagen Gress; Kamil Ekinci; Mark Paul; |
| 124 | A Braess Paradox Analog in Optimal Search Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show a Braess paradox analog in the case of diffusive exploration in spatially embedded graphs in which the transit time through an edge scales as the mean squared displacement of the random walk through the edge. |
Georgios Gounaris; Eleni Katifori; |
| 125 | Fluctuation Theorems for Halting Times of Computers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explicitly introduce new fluctuation relations for finite automata at halting times. |
Gülce Kardes; Édgar Roldán; Gonzalo Manzano Paule; David Wolpert; |
| 126 | Minimal Entropy Production in Anisotropic Temperature Fields Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we consider an overdamped stochastic thermodynamic system in an anisotropic temperature heat bath, and analyze the problem to minimize entropy production while driving the system between thermodynamic states in finite time. |
Olga Movilla Miangolarra; |
| 127 | Anomalous Relaxation in Dissipative Quantum Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the nonequilibrium dynamics of the Sachdev-Ye-Kitaev (SYK) model, N strongly coupled fermions with q-body random all-to-all interactions, coupled to a Markovian environment through jump operators either linear or quadratic in the Majoranas. |
Lucas Sá; Antonio García-García; Tomaz Prosen; Pedro Ribeiro; Jacobus Verbaarschot; Jie Ping Zheng; |
| 128 | Generation and Convergence of DNA and RNA Structural Ensembles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop an approach to generate the equilibrium manifold and a conformational classification that enables testing ensemble convergence at varying degrees of fine graining. |
Swapnil Baral; Satvik Manjigani; Joseph Robertson; Michael Zwolak; |
| 129 | An Information Engine That Rectifies Nonequilibrium Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Information engines produce useful output work from heat by using feedback to rectify thermal fluctuations. We report on an experimental realization of such an engine that, when in contact with a bath that is out of equilibrium, can extract orders of magnitude more work than an information engine in contact with an equilibrium bath. |
Jannik Ehrich; Tushar Saha; Momcilo Gavrilov; Susanne Still; David Sivak; John Bechhoefer; |
| 130 | Exponential Sensitivity By A Nonequilibrium Cooperativity Mechanism Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In search of the ultimate limits to sensitivity, we uncover a remarkable nonequilibrium cooperative binding mechanism—nested hysteresis—with sensitivity exponential in the number of binding sites. We show that this dramatic improvement over equilibrium is, in a precise sense, the best possible. |
Jeremy Owen; Jordan Horowitz; |
| 131 | Understanding The Punctuated Dynamics of Scientific and Technological Frontiers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we collect novel data tracking 5.9M solutions of 5.8K problems across 7 diverse areas in science and technology. |
Yian Yin; Dashun Wang; |
| 132 | A Catch-22 of Reservoir Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, using paradigmatic multistable systems including magnetic pendulums and coupled Kuramoto oscillators, we show that the performance of NGRC models can be extremely sensitive to the choice of readout nonlinearity. |
Yuanzhao Zhang; Sean Cornelius; |
| 133 | Scaling Laws in Deep Neural Networks: Insights from Statistical Mechanics and Exactly Solvable Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A full understanding — and in particular, a prescriptive theoretical framework — for what governs this scaling is lacking. Towards this end, I will discuss our work introducing a classification of different regimes of behavior — notions of "resolution-limited" and "variance-limited" regimes — based on the mechanistic origins behind the scaling. |
Yasaman Bahri; |
| 134 | Results from A Mapping Between Reinforcement Learning and Non-Equilibrium Statistical Mechanics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this setting, we derive results in RL that are analogous to the Gibbs-Bogoliubov’s inequality in equilibrium statistical mechanics. We propose methods to iteratively improve this bound based on results from RL. |
Jacob Adamczyk; Argenis Arriojas Maldonado; Stas Tiomkin; Rahul Kulkarni; |
| 135 | The Onset of Variance-Limited Behavior for Neural Networks at Finite Width and Sample Size Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, at a training set size, the finite-width network generalization begins to worsen compared to the infinite width performance. We empirically study the transition from the infinite width behavior to this variance-limited regime as a function of training set size and network width and network initialization scale. |
Alexander Atanasov; Cengiz Pehlevan; Blake Bordelon; Sabarish Sainathan; |
| 136 | Feature Learning and Overfitting in Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Yet, understanding when and how this feature learning improves performance remains a challenge: for example, for a fixed task such as classifying images, feature learning is beneficial in modern architectures but detrimental in standard fully-connected feed-forward networks. Here we propose an explanation for this puzzle, by showing that feature learning can result in poor generalization performances as it leads to a `sparse’ neural representation, where only a fraction of the connection in the original network are active. |
Francesco Cagnetta; |
| 137 | Flatter, Faster; Scaling Momentum for Optimal Speedup of SGD Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we study implicit bias arising from the interplay between SGD with label noise and momentum in the training of overparametrized neural networks. |
Aditya Cowsik; Tankut Can; Paolo Glorioso; |
| 138 | Statistical Mechanics of Infinitely-Wide Convolutional Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce a stylised teacher-student framework where a CNN is trained on the output of another CNN with random weights. |
Alessandro Favero; Francesco Cagnetta; Matthieu Wyart; |
| 139 | Phase Diagram of Training Dynamics in Deep Neural Networks: Effect of Learning Rate, Depth, and Width Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We systematically analyze optimization dynamics in deep feed-forward neural networks (DNNs) trained with stochastic gradient descent (SGD) over long time scales and study carefully the effect of learning rate, depth, and width of the neural network. |
Dayal Singh Kalra; Maissam Barkeshli; |
| 140 | Generative Probabilistic Matrix Model of Data with Different Low-dimensional Latent Structures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The model’s special cases include hierarchical clusters, sparse mixing, and non-negative mixing. We describe the correlation and eigenvalue distributions of these patterns within the general model and discuss how our model can be used to generate structured training data for supervised learning. |
Philipp Fleig; Ilya Nemenman; |
| 141 | The Evolution of The Fisher Information Matrix During Deep Neural Network Training Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: al. 2021), but further study is required. Here, we study the evolution of the Fisher Information Matrix throughout training in both the early and late phase, and identify a number of dynamical signatures of its behavior. |
Chase Goddard; David Schwab; |
| 142 | When Does Dual Dimensionality Reduction Perform Better Than Single Dimensionality Reduction? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use a generative model of multivariate correlated data and linear dimensionality reduction approaches to carefully explore under which conditions DDR methods outperform independent approaches. |
Eslam Abdelaleem; K. Michael Martini; Ahmed Roman; Ilya Nemenman; |
| 143 | Physics-Informed Featurization of Spectral Functions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate two methods for approximating spectral functions via rational approximations, i.e., approximations as a ratio of two polynomials. |
Shubhang Goswami; Kipton Barros; Matthew Carbone; |
| 144 | Efficient Modelling of Ge15Te85 Using Active Learning Methods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss active learning, compare training methods, and evaluate the ability of trained MLIPs to match experimentally known quantities of Ge 15Te 85. |
Thomas Arbaugh; Francis Starr; |
| 145 | A Simple Model for Grokking Modular Arithmetic Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will present a simple neural network that groks a variety of modular arithmetic tasks. |
Andrey Gromov; |
| 146 | Equilibrium Propagation: A Physics-Grounded Theory of Computation and Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a mathematical framework of computation and learning grounded in physical principles, called "equilibrium propagation" (Eqprop). |
Benjamin Scellier; |
| 147 | Frequency Propagation: Multi-mechanism Learning in Nonlinear Physical Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce frequency propagation, a learning algorithm for nonlinear physical networks. |
Vidyesh Rao Anisetti; |
| 148 | Physical Learning of Energy-efficient Solutions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe the regularized learning dynamics and discuss how regularization leads to a trade-off between task performance and energy efficiency. |
Menachem Stern; Sam Dillavou; Douglas Durian; Andrea Liu; |
| 149 | Persistent Homology Analysis of Learned Tasks in Physical Learning Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Recent work has shown that physical systems such as mechanical, flow and electrical networks can be trained to perform complex tasks. For tasks such as the delivery of specified … |
Felipe Martins; Andrea Liu; |
| 150 | The Effect of Learning on Information Content in Learning Machines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use information measures to study the learning process, starting with lossless compression of the network’s response. |
Ben Pisanty; Menachem Stern; Andrea Liu; |
| 151 | Transistor-Based Self-Learning Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This is important because the speed advantage is expected to grow with the size of the network. We observe the system’s dynamics during learning and discuss its scalability, power consumption, and robustness. |
Sam Dillavou; Benjamin Beyer; Menachem Stern; Marc Miskin; Andrea Liu; Douglas Durian; |
| 152 | Physical Learning at Nonzero Temperatures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Although such communication pathways are not yet fully understood, allosteric mechanisms have been successfully encoded at effectively zero temperature in computational models as well as physical realizations. Here, by examining the role of temperature on physical learning, we investigate whether these long-ranged interactions are as robust to thermal fluctuations as their biological counterparts. |
Jovana Andrejevic; Purba Chatterjee; Sidney Nagel; Andrea Liu; |
| 153 | Electrochemical Potential Enables Dormant Spores to Integrate Environmental Signals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we studied thousands of individual Bacillus subtilis spores that remain dormant when exposed to transient nutrient pulses. |
Leticia Galera-Laporta; Kaito Kikuchi; Colleen Weatherwax; Jamie Lam; Eun Chae Moon; Emmanuel Theodorakis; Jordi Garcia-Ojalvo; Gürol Süel; |
| 154 | Bounds on Predictive Capabilities of Driven Markov Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We used coupled Markov chains to quantify the predictive capabilities of a system that evolves under the influence of a stochastically changing environment. |
Ugur Cetiner; Lisa Duan; Jeremy Gunawardena; |
| 155 | Driving The Most Marginally Stable Variables As A Paradigm for Learning, Memory, and Optimization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As an example, we discuss the approximation of spin-glass ground states, an NP-hard combinatorial problem, with the Extremal Optimization heuristic (EO) [2]. |
Stefan Boettcher; |
| 156 | A Local Learning Rule for Training Precise Stress Patterns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our goal is to control the stresses on a subset of the bonds, which we call targets. |
Daniel Hexner; |
| 157 | Self-learning Mechanical Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we develop a theoretical framework for studying a class of adaptive elastic materials and demonstrate how directed information propagation within a network leads to learning behavior. |
Vishal Patil; Ian Ho; Manu Prakash; |
| 158 | The Ocean’s Global Overturning Circulation and Climate: from Observations to Process Understanding Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This in turn affects where the ocean is best poised to absorb and store excess (anthropogenic) heat. Here I summarize the global overturning circulation, the underlying global-scale pressure gradients that drive it, and its external forcing, which is a combination of buoyancy (heat and freshwater), wind, and turbulence. |
Lynne Talley; |
| 159 | Global Energy Spectrum of The General Oceanic Circulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use a coarse-graining method to analyze scales much larger than what had been possible before. |
Hussein Aluie; Benjamin Storer; Michele Buzzicotti; Hemant Khatri; Stephen Griffies; |
| 160 | The Multi-scale Physics of Ocean Spray Aerosols Generation By Breaking Waves and Bursting Bubbles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This framework aims to account for the very large range of scales involved in the process, from wave statistics scales of order of km, O(1m-1km), to wave breaking dynamics, O(1-10m), air bubble entrainment, bubble dynamics in turbulence and finally bubble bursting at the first surface, O(microns to mm). |
Luc Deike; |
| 161 | Statistics of Breaking Wave Fields with A Multilayer Numerical Framework Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a scaling of the breaking statistics solely based on wave properties and discuss the implications for previous empirical formulations. |
Jiarong Wu; Stephane Popinet; Luc Deike; |
| 162 | Prospects for Estimating Transient Climate Response to Greenhouse Gases Using The Fluctuation Dissipation Theorem Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss the prospects for estimating a related metric, the Transient Climate Response (TCR), using the Fluctuation Dissipation Theorem (FDT). |
William Collins; |
| 163 | Simpson’s Law and The Water Vapor Feedback Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The 2021 Nobel prize in physics was awarded in part to Suki Manabe for the first credible calculation of Earth’s climate sensitivity, including a proper treatment of the water vapor feedback which doubles that sensitivity. This talk will demonstrate how the strength of this water vapor feedback can be tied to a basic property of water vapor radiative transfer known as "Simpson’s Law". |
Nadir Jeevanjee; |
| 164 | Conservation Laws for Atmospheric Dynamics with Clouds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, I will present cloudy versions of the conservation principles of energy and potential vorticity, the latter of which is a cloudy extension of the classic Kelvin circulation theorem. |
Samuel Stechmann; |
| 165 | Observation of Waves in The Climate System with Nontrivial Topology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To verify the nontrivial topology of Poincaré-gravity waves, we examine ERA5 reanalysis data and study cross-correlations between the wind velocity and geopotential height of the mid-latitude stratosphere at the 50 hPa height, and find the predicted vortex and anti-vortex in the phase of the correlations at the high frequencies of the waves. |
John Marston; Ziyan Zhu; Weixuan Xu; Jung-Eun Lee; Baylor Fox-Kemper; |
| 166 | Impacts of Changing Storm Characteristics in A Stochastic Model for Dryland Vegetation Pattern Formation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We compare different models for the soil water re-distribution process on a gentle hillslope, following a rain storm, to investigate how that depends on precipitation characteristics such as typical storm depth and storm intensity, both of which are likely to be altered by climate change. |
Mary Silber; Punit Gandhi; |
| 167 | Variational Onsager Neural Networks (VONNs): A Thermodynamics-Based Variational Learning Strategy for Non-Equilibrium Material Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a variational learning strategy for the discovery of non-equilibrium equations, through the variational action density from which these equations may be derived. |
Shenglin Huang; Zequn He; Bryan Chem; Celia Reina; |
| 168 | Enhancing Prediction Performance of Reservoir Computing By Multiple Delayed Feedbacks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a result of adding delays with small spacing to the Electro-optic oscillator model with filter, a stronger feedback coefficient is needed to destabilize the system’s dynamics. Our study examined the impact of the time delays and the spacing between them on the reservoir computing device’s performance. |
Seyedkamyar Tavakoli; Andre Longtin; |
| 169 | Towards Better Physics Extraction in Images Via Unsupervised Custom Loss Shift- Variational Autoencoders Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we develop a shift invariance variational autoencoder (sh-VAE) with a customized loss function, in an attempt to learn more physically meaningful features. |
Arpan Biswas; Sergei Kalinin; Maxim Ziatdinov; |
| 170 | Dynamical Models from Data, Including Constants of Motion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The FJet method is introduced for modeling a dynamical system from data; it is based on using machine learning to model the updates of the phase space variables. |
Michael Zimmer; |
| 171 | Machine Learning Inverse Problem Solving for Optical Constants Determination Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employ machine learning based methods to solve the inverse problem of determining the thickness and optical constants of a material from reflectance and transmittance measurements only. |
Mariana Fazio; Kieran Craig; Marwa Ben Yaala; Bethany McCrindle; Chalisa Gier; Callum Wiseman; Stuart Reid; |
| 172 | Magnetic Iron-cobalt Silicides Discovered Using Machine-learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We employ a machine learning (ML) framework coupled with first principles calculations to discover rare-earth-free magnetic iron-cobalt silicide compounds. |
Timothy Liao; Weiyi Xia; Masahiro Sakurai; Renhai Wang; Chao Zhang; Huaijun Sun; Kai-Ming Ho; Cai-Zhuang Wang; James Chelikowsky; |
| 173 | Development of Ensemble Models for The Growth of Colloidal Spin-on-Glass Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using the sol-gel method to establish versatile functional modifications on various surfaces is furthermore a straight-forward and cost-efficient approach. |
Tim Erdmann; |
| 174 | Exploring Materials Dataspaces By Combining Supervised and Unsupervised Machine Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we discuss a rarely addressed topic – the development of automatic tools to explore the available materials-science data. |
Andreas Leitherer; Angelo Ziletti; Christian Liebscher; Timofey Frolov; Luca Ghiringhelli; |
| 175 | Development of Deep Learning Potentials to Investigate Initial Corrosion Mechanisms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we develop and assess the applications of Deep Learning Potentials to investigate corrosion mechanisms via Molecular Dynamics (MD) simulations. |
Ridwan Sakidja; Hendra Hermawan; Ayoub Tanji; Peter Liaw; Xuesong Fan; |
| 176 | Machine Learning Potentials for Accelerated Nuclear Fuel Qualification Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To this end, we derive new accurate machine learning (ML) potentials for actinides that provide high-fidelity reproduction of quantum mechanical (QM) forces at the same low cost of classical force fields. |
Richard Messerly; Leidy Lorena Alzate Vargas; Roxanne Tutchton; Michael Cooper; Sergei Tretiak; Tammie Gibson; |
| 177 | Noise-mediated Emergent Phenomena in Worms and Plants Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss how fluctuations and symmetry breaking mediate self-organization and emergent collective behavior in models of (motile) entangled worm blobs and (sessile) mutually-shading sunflowers. |
Chantal Nguyen; |
| 178 | Sociophysics of Polarization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We proposed (M. Kaufman et al Entropy 2022, 24(9), 1262) a statistical mechanics model for exploring dynamics of political polarization in the US. |
Miron Kaufman; Sanda Kaufman; Hung Diep; |
| 179 | Using Stochastic Thermodynamics to Analyze Non-thermodynamic Properties of Networked Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Social networks of political voters, gene regulatory networks, recurrent neural networks or groups of flocking birds, all are examples of out-of-equilibrium systems of … |
David Wolpert; Farita Tasnim; Jan Korbel; Tuan Pham; Gülce Kardes; Vinay Nagalapura Ramesh; |
| 180 | Double Transitions in Heterogeneous Contagion Processes on Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In many real-world contagion phenomena, the number of contacts to spreading entities for adoption varies for different individuals. Therefore, we study a model of contagion dynamics with heterogeneous adoption thresholds. |
Byungjoon Min; |
| 181 | The Physics of Economic Tipping Points Via Robophysics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have created an analog economic system running by a population of intelligent robots as workers and firm owners, and a central computer plays the role of a central bank. |
Robert Austin; Trung Phan; Gao Wang; Shengkai Li; Liyu Liu; |
| 182 | Active Flow of Pedestrian Crowds: from Large-scale Measurements to Variational Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss the issue of modeling in (statistically) quantitative terms via Langevin-like equations and variational principles the observed dynamics, including PDFs of individual velocity, position, contact-avoidance, as well as path choice. |
Alessandro Corbetta; Alessandro Gabbana; Federico Toschi; |
| 183 | Quantitative Analysis on Order Splitting Behavior of Individual Traders and The Long Memory of The Order Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, high-quality data allowed us to understand stylized facts based on microscopic observations. One such successful research was provided by Lillo et al. 2005, proposing the Lillo-Mike-Farmer (LMF) model to describe the dynamics of order-splitting traders (STs). |
Yuki Sato; Kiyoshi Kanazawa; |
| 184 | Planting Memes: The Shape of Information Flow in Social Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the informatic impulse of image-based internet memes through social networks by applying principles of analysis inspired by condensed matter physics. |
Jedediah Kistner-Morris; Nathaniel Gabor; |
| 185 | Predicting Scientific Output from Interactions at Conferences Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Across scientific fields, it is common to have annual meetings, conferences, or symposia, where scientists can meet, present their work and hear about their peers’ progress. |
Guy Amichay; |
| 186 | Physics of Social Interaction at Virtual and In-person Conferences: A Model for The Formation of Scientific Collaborations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a nonlinear dynamical model for the origin of scientific collaborations at conferences, inspired by the physics of catalytic processes. |
Emma Zajdela; Daniel Abrams; Richard Wiener; Andrew Feig; Kimberly Huynh; |
| 187 | Idea Engines: Unifying Innovation & Obsolescence from Markets & Genetic Evolution to Science Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our theory introduces a fresh and empirically testable framework for unifying innovation and obsolescence across fields. |
Edward Lee; Christopher Kempes; Geoffrey West; |
| 188 | Majority-vote Model on Continuous Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work investigates the evolutionary dynamics of opinion formation on a continuous network of social interactions. |
André M. Vilela; Luiz Felipe C. Pereira; H. Eugene Stanley; |
| 189 | Flashpoints Signal Hidden Inherent Instabilities in Land Use Planning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use techniques from statistical physics to show that generic planning criteria in MOLA generate a series of "flashpoints" where minute changes in planning priorities produce macroscopic changes in land use outcomes. |
Greg Van Anders; Hazhir Aliahmadi; Maeve Beckett; Sam Connolly; Dongmei Chen; |
| 190 | Statistical Physics and Geometry of Overparameterization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Modern machine learning often employs overparameterized statistical models with many more parameters than training data points. In this talk, I will review recent work from our group on such models, emphasizing intuitions centered on the bias-variance tradeoff and a new geoemetric picture for overparameterized regression. |
Pankaj Mehta; |
| 191 | Zipf’s Criticality in Learning Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, Zipf’s law has been observed in the distribution of functions which may be produced by a neural network of a given architecture. We show that these results hold true for many learning machines (not necessarily deep networks) in regimes where learning is possible. |
Sean Ridout; Ilya Nemenman; |
| 192 | How SGD Noise Affects Performance in Distinct Regimes of Deep Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Understanding when the noise in stochastic gradient descent (SGD) improves generalization of neural networks remains a challenge, complicated by the fact that nets can operate in distinct training regimes. Here we study how the magnitude of this noise or `temperature’ T affects performance as the scale of initialization α is varied. |
Antonio Sclocchi; Mario Geiger; Matthieu Wyart; |
| 193 | Stochastic Gradient Descent Introduces An Effective Landscape-dependent Regularization Favoring Flat Solutions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The key question is which solution is more generalizable. Empirical studies showed a strong correlation between flatness of the loss landscape at a solution and its generalizability, and stochastic gradient descent (SGD) is crucial in finding the flat solutions. |
Ning Yang; Yuhai Tu; Chao Tang; |
| 194 | Contrastive Learning Through Non-equilibrium Memory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show how the simplest form of non-equilibrium memory in each `synapse’ of a network allows for contrastive rules such as equilibrium propagation. |
Arvind Murugan; Adam Strupp; Benjamin Scellier; Martin Falk; |
| 195 | Data-driven Irreversibility Measurement for Biological Patterns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use deep learning to reveal tractable, low-dimensional representations of patterns in a canonical protein signaling process, Rho-GTPase system as well as complex Ginzburg-Landau dynamics. |
Junang Li; Chih-Wei Joshua Liu; Michal Szurek; Nikta Fakhri; |
| 196 | Training Elastic Neural Networks with The Hamiltonian Monte Carlo Sampling Algorithm Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we train resource-constrained elastic ANNs by applying the Hamiltonian Monte Carlo method, a variant of the Metropolis-Hastings algorithm used in statistical physics to sample probability distributions presenting a large number of local minima. |
Théophile Louvet; Vincent Maillou; Finn Bohte; Lars Gebraad; Marc Serra-Garcia; |
| 197 | Scalable and Interpretable Machine Learning for Inference in Stochastic Transcriptional Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use physics-informed machine learning to develop a scalable and general approach for high-throughput inference of transcriptional system kinetics. |
Maria Carilli; |
| 198 | Finding The Function-Determining Subset of Amino Acids in Protein Sequence Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Specifically, we consider EBMs’ ability to capture protein sectors, roughly 10 to 20 percent of total sequence positions that correlate strongly with biological functions. |
Peter Fields; Vudtiwat Ngampruetikorn; Rama Ranganathan; David Schwab; Stephanie Palmer; |
| 199 | Non-reciprocal Frustration Induced Order-by-disorder and Spin-glass-like State Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will draw an unexpected link between two concepts that, at a glance, do not seem to have anything to do with each other: geometrical frustration and non-reciprocal interactions [1]. |
Ryo Hanai; |
| 200 | Exceptional Order-by-disorder Phenomena in Non-reciprocally Frustrated Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate there are fundamental differences between the two types of frustration. |
Cheyne Weis; Ryo Hanai; |
| 201 | Spontaneous Excitation of Limit Cycles in Living Chiral Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Broken parity and time reversal symmetries lead to the emergence of nonreciprocal interactions in chiral active matter. In a recent study, we observed a remarkable consequence of such emergent nonreciprocity in the form of spontaneous long-lived strain oscillations in living chiral crystals (LCCs) of starfish embryos (Tan*, Mietke* et al., Nature, 607, 287-293, 2022). |
Shreyas Gokhale; Yu-Chen Chao; Lisa Lin; Junang Li; Nikta Fakhri; |
| 202 | Selective Excitation of Work-generating Limit Cycles in Living Chiral Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In living chiral crystals (LCCs) formed by spinning starfish embryos, nonreciprocity results in the spontaneous excitation of sustained strain waves that correspond to limit cycle oscillations. Here, we show that these limit cycles can be excited in a controlled manner by applying external mechanical perturbations in the form of uniaxial step compression. |
Yu-Chen Chao; Shreyas Gokhale; Lisa Lin; Junang Li; Gary Choi; Nikta Fakhri; |
| 203 | Time-modulated Chiral Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We drive a collection of colloidal magnets to rotate with an angular speed that slows the rotation of the constituents at specific moments in time. |
Ephraim Bililign; Yehuda Ganan; Alexis Poncet; Jessica Metzger; Denis Bartolo; William T. M. Irvine; |
| 204 | Coarsening in Odd Elastic Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As a result, this active metamaterial spontaneously rids itself of disorder in favour of coherent motion. We explore how this coarsening can respond to environmental stimuli, leading to a toolkit of distinct patterns for designing locomotion and actuation. |
Jack Binysh; Jonas Veenstra; Guido Baardink; Anton Souslov; Corentin Coulais; |
| 205 | Topological Kinks in Odd Elastic Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However due to inherent instabilities, tailoring the dynamic response of such materials can be difficult. Here we suggest how nonlinearities and topology can help stabilize these dynamics such that robust behavior emerges. |
Jonas Veenstra; |
| 206 | Hydrodynamic Origins of Odd Viscosity in Spinner Monolayers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We combine simulations and analytical calculations of rotating particles in Stokes flow to show how odd responses can emerge from viscous hydrodynamic interactions in spinner monolayers. |
Yehuda Ganan; Ephraim Bililign; Florencio Balboa Usabiaga; Alexis Poncet; Michael Shelley; Denis Bartolo; William Irvine; |
| 207 | Confinement-induced Phase Transitions of Living Chiral Crystal Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we show how external boundary interaction and grain boundary/void connectivity induce different dynamics in LCC. |
Yuchao Chen; Nikta Fakhri; |
| 208 | Microscopic Non-reciprocity Drives Emergent Dynamic Phase of Living Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that mixtures of swimming starfish embryos at different developmental stages spontaneously undergo transition from a dynamic phase to an ordered crystal. |
Hyunseok Lee; Junang Li; Shreyas Gokhale; Lisa Lin; EliseAnne Koskelo; Nikta Fakhri; |
| 209 | High-resolution Mapping of Odd Fluctuations and Oscillations in Living Chiral Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report the use of vibrational mode decomposition to dissect various non-equilibrium phases of the crystal dynamics. |
Lisa Lin; Jinghui Liu; Yuchao Chen; Yu-Chen Chao; Nikta Fakhri; |
| 210 | The Mechanical Theory of Nonequilibrium Coexistence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present a general mechanical theory for phase separation rooted in ideas explored nearly a half-century ago in the study of inhomogeneous fluids. |
Ahmad Omar; |
| 211 | Signatures of Odd Dynamics in Viscoelastic Systems: from Spatiotemporal Pattern Formation to Odd Rheology Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study odd viscoelasticity analytically and using hydrodynamic simulations based on the lattice Boltzmann algorithm. |
Carlos Floyd; Aaron Dinner; Suriyanarayanan Vaikuntanathan; |
| 212 | Scaling of Moduli of Active and Thermal Elastic Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: When introducing the odd elastic modulus K (which couples pure shear and simple shear), we show that it reduces with exponent 2*eta_u, thus leaving the Aronovitz-Lubensky fixed point stable. |
Mohamed El Hedi Bahri; Andrej Kosmrlj; Siddhartha Sarkar; Daniel Matoz Fernandez; |
| 213 | Dynamical Scaling at Critical Exceptional Points Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our work, we perform a direct numerical study of driven many-body systems that exhibit CEPs. |
Shuoguang Liu; Ryo Hanai; Peter Littlewood; |
| 214 | Average Outpouring Velocity and Flow Rate of Grains Discharged from A Tilted Quasi-2D Silo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a model that describes our results (and findings with 3D systems [H. G. Sheldon and D. J. Durian, Granul. |
Ryan Kozlowski; Jon Luketich; Elijah Oshatz; Douglas Durian; Luis Pugnaloni; |
| 215 | Properties of 3D Arches in A Clogged Hopper of Soft Deformable Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study arches that form during clogging in a 3D system of soft hydrogel particles (bulk modulus 10-30 kPa) in water flowing through a square cross-section tube with a circular outlet. |
Rahul Pandare; Corey O’Hern; Eric Weeks; Mark Shattuck; |
| 216 | Deformation of A Soft, Acoustically-bound Granular Solid Under Applied Stress Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [1] This material, however, can also be viewed as a soft, semicrystalline solid. By using custom probes to carefully modify the acoustic field near a sample, we perform micromechanical tests on this material, such as tensile testing. |
Nina Brown; Bryan VanSaders; Heinrich Jaeger; |
| 217 | Stress and Velocity Fluctuations to Probe The Rheology of Photoelastic Granular Avalanches Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we are introducing our photoelastic avalanche experiment, which does not only produce intriguing visuals, but also reveal the internal stress state of our 2D granular avalanches. We explore the role of velocity and stress fluctuations on the rheology of granular avalanches, and show that they could form a predictor of the stability of the internal state of a granular packing. |
Nathalie Vriend; |
| 218 | Visualizing Force Chains in Clogged Silos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite the importance of clogging of particles in a multitude of industrial processes and natural systems, our understanding of why and how materials clog is relatively poor. Specifically, we consider clogging by the formation of stable arches at silo openings; our insight into the precursors and mitigation measures of these clogs is currently limited. |
Benjamin McMillan; Alban Sauret; Nathalie Vriend; |
| 219 | Granular Flow Near Shear Jamming Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Flow is characterized by intermittent bursts of particle rearrangement and finite-sized systems are prone to find a jammed state and arrest right above the critical shear stress. We use a discrete element model of frictional grains to explore this limit using a combination of stress and strain-rate controls. |
Joel Clemmer; Ishan Srivastava; Gary Grest; Jeremy Lechman; |
| 220 | Discontinuous Rigidity Transition Associated with Shear Jamming in Granular Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Whereas the transition is discontinuous for isotropic jamming, with the sudden percolation of a rigid contact network when the isostatic condition is crossed, previous work has suggested that the transition is more continuous in the case of shear jamming of frictional grain assemblies. To understand better this apparent difference, we investigate the rigidity transition associated with shear jamming in frictional, as well as frictionless disk packings [1,2] in the quasi-static regime and at low shear rates. |
Srikanth Sastry; varghese babu; H. Vinutha; Dapeng Bi; |
| 221 | Frictional Weakening of Vibrated Granular 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. |
Abe Clark; Emily Brodsky; Stephanie Taylor; John Nasrin; |
| 222 | Rheology of Dense Granular Binary Mixtures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform discrete element modeling simulations with frictionless inter-particle interactions to study dry granular flow of binary mixtures under simple shear in the small inertial number regime. |
Joseph Monti; Andrew Santos; Joel Clemmer; Ishan Srivastava; Gary Grest; Jeremy Lechman; |
| 223 | Changing Granular Flows and Impact Dynamics with Negative Poisson’s Ratio Grains Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a negative Poisson’s ratio to all the individual grains. |
Daan Haver; |
| 224 | Discrete Element and Continuum Modeling of Secondary Flows in Dense Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We implement the frame-invariant rheological model in an incompressible continuum flow solver and demonstrate good agreement between the predictions of velocity and stress fields by the continuum solver and the corresponding coarse-grained fields obtained from simulations using the discrete element method. |
Ishan Srivastava; Eunji Yoo; Ann Almgren; John Bell; |
| 225 | Understanding The Acoustics of Marine Sediments Using Granular Mechanics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This mechanism, although well established in granular mechanics, is not included in the existing models of sediment acoustics. Using theoretical analysis and DEM simulations, we show that this granular mechanics perspective, where forces are transmitted along lossy force chains, may be able to explain salient features of the acoustic properties of marine sediments |
Andrew Swartz; Abe Clark; So Bing Phua; Derek Olson; |
| 226 | Erosion By The Unsteady Motion of A Disk Close to A Granular Bed Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: They are able to hide very quickly : with a few oscillations of their fins close to the seabed, they suspend sand, which then falls onto their body. This study aims at better understanding this natural behaviour by simplifying it in the laboratory. |
Joanne Steiner; Cyprien Morize; Ivan Delbende; Alban Sauret; Philippe Gondret; |
| 227 | Recent Progress in The Statistical Physics of Real Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: After some initial uncertainties, it now is clear that these models can provide extraordinarily precise descriptions of ~100 cells, for example correctly predicting the ~100,000 triplet correlations in such networks within experimental errors. When models work this well it makes to take them seriously as statistical mechanics problems and ask, for example, where real networks are in phase diagram of possible networks. |
William Bialek; |
| 228 | Multi-Relevance: Coexisting But Distinct Notions of Scale in Large Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Next, we introduce a method of calculating the cutoff scheme to be used based on the structure of the model at hand. In doing so, we demonstrate that some models support multiple notions of scale, and term this property "multi-relevance". |
Adam Kline; Stephanie Palmer; |
| 229 | Exploring Criticality in Markovian Brain Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, the model is advanced in order to discuss the effect of matrix asymmetry, which is important for certain measures in stochastic thermodynamics (ex: detailed balance). We introduce a new parameter that controls the asymmetry of these discrete Markovian systems and show that when varied over an appropriate scale this factor is able to collapse Shannon entropy measures. |
Faheem Mosam; Eric De Giuli; |
| 230 | Sparse, Consistent Correlation Structure in The Retinal Population Code Across Natural Movies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze data from the larval salamander retina responding to five different natural movies, and use maximum entropy models to characterize the population in terms of activations and couplings between neurons. |
Caroline Holmes; Benjamin Hoshal; Michael Berry; Olivier Marre; Stephanie Palmer; |
| 231 | Coarse-graining Facilitates Generalization in Populations of Retinal Ganglion Cells Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The joint probability distribution of these outputs, retinal ganglion cells (RGCs), is known to change with the statistics of the scene driving retinal activity. This creates a significant challenge in creating generative models of population activity that generalize to new types of stimuli. |
Kyle Bojanek; Olivier Marre; Michael Berry; Stephanie Palmer; |
| 232 | Brain Network Dynamics for Navigational Learning and Memory Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Together, the brain and behavioral dynamics in this study provide rich insight into navigational learning and memory. |
Jean Carlson; Erica Ward; Robery Woodry; Elizabeth Chrastil; |
| 233 | Heavy-tailed Neuronal Connectivity Arises from Hebbian Self-organization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we propose a minimal model of synaptic self-organization: connections are pruned at random, and the synaptic strength rearranges under a mixture of Hebbian and random dynamics. |
Christopher Lynn; Caroline Holmes; Stephanie Palmer; |
| 234 | Signatures of Criticality in The Physical Structure of The Brain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent experimental and computational advances have enabled the three dimensional reconstruction of millimeter-scale brain volumes of multiple organisms at the cellular level [1-3], thereby allowing for detailed investigation of the structure of brain tissue. Here we utilize these datasets to examine physical properties of the structure of the brain using techniques from statistical physics. |
Helen Ansell; Istvan Kovacs; |
| 235 | Early Path Dominance As A Principle for Neurodevelopment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To understand how the neural networks of brains acquire their topological structures upon development, we perform a computational study of human diffusion MRI across adults (UK Biobank, N =19,380, adolescents (Adolescent Brain Cognitive Development Study, N =15,593) and neonates (Developing Human Connectome Project, N =758), as well as mouse viral tracing (Allen Institute). |
Rostam Razban; Jonathan Pachter; Ken Dill; Lilianne Mujica-Parodi; |
| 236 | Multistable Irregular Activity in Large Winner-take-all Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Identifying multistable network models producing cortical-like irregular spiking is an unsolved challenge in neuroscience. |
Rich Pang; |
| 237 | A Random Matrix Theory in Eigenspace Enables Direct Control of Collective Network Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A common approach to analytically treat neural network models is to assume a random connectivity matrix. |
Lorenzo Tiberi; David Dahmen; Moritz Helias; |
| 238 | Learning Dynamic Graphs, Too Slow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we model the learning of linear algebra textbooks with finite length random walks over the corresponding semantic networks. |
Andrei Klishin; Nicholas Christianson; Cynthia S.Q. Siew; Dani Bassett; |
| 239 | Thermal Management in Neuromorphic Materials, Devices, and Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: [1,2,3] In this talk, we describe the current state of thermal management of neuromorphic systems; the role of the brain criticality and resistive switching-based neuromorphic devices [4, 5]; the energy and electrical considerations for spiking-based computation and their relation with fundamental features of the brain’s thermo regulation [6]; graph neural networks models in neuromorphic computing [7]; and thermoelectric control of materials and neuromorphic devices. |
Felipe Torres; ALI BASARAN; IVAN SCHULLER; |
| 240 | When Swarms Collide: Using One Swarm to Capture Another Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using this approach we are able to predict the critical swarm-on-swarm interaction coupling, below which two colliding swarms merely scatter, for near head-on collisions as a function of control parameters. |
Ira Schwartz; jason hindes; M. Hsieh; Victoria Edwards; Sayomi Kamimoto; |
| 241 | Modeling Firefly Swarms As Coupled Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we present new data and analysis regarding synchronization phenomena observed in one species of firefly, Pteroptyx malaccae. |
Guy Amichay; |
| 242 | Conserved Quantities, Quasi-Periodicity and Liouville-Arnold Integrability of Ecological Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It is known that the replicator dynamics derived from these tournaments admit polynomial conserved quantities. In this talk we extend this result to show that these circulant tournaments produce quasi-periodic dynamics and are Liouville-Arnold integrable by showing they commute under the action of a non-linear Poisson bracket (the quadratic bracket). |
Christopher Griffin; Joshua Paik; |
| 243 | Scattering Theory of Active Particles with Social Distancing: Non-local Closure and Network Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider self-propelled particles with velocity-dependent interactions where particles try to avoid each other. |
Thomas Ihle; Rüdiger Kürsten; Horst-Holger Boltz; Benjamin Lindner; |
| 244 | Collective Behavior in Human Crowds Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We conducted collective behavior experiments with a human crowd of 30 members moving within the area of a basketball court. |
Luis Gutierrez Martinez; Mario Sandoval; |
| 245 | Coherent Laser Networks As Energy-Based Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose the use of coherently coupled laser networks for neural computing. |
Mohammad-Ali Miri; Vinod Menon; |
| 246 | Maximum Entropy Model for Genotype-Phenotype Map Organization Reveals Maximally Robust Neutral Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a maximum entropy model for GP map organization in which only global robustness is constrained, generating a mapping onto a Potts model on a Hamming graph with conserved phenotype frequencies. |
Vaibhav Mohanty; Ard Louis; |
| 247 | Driving Stochastic Many-particle Systems Using Deep Reinforcement Learning Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work shows that ensembles of artificial intelligent agents exhibit intriguing collective behavior and provide a testing ground for new non-equilibrium physics. |
Adolfo Alsina; Onurcan Bektas; Steffen Rulands; |
| 248 | Theoretical Analysis of Physical Reservoir Computing Using Spin Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show, using reservoir computing with micromagnetic simulations, that spin-wave physical reservoir computing can achieve high computational power comparable with other state-of-art systems. |
Natsuhiko Yoshinaga; Satoshi Iihama; Shigemi Mizukami; |
| 249 | Low-Frequency Charge Noise of Bacteria As Indicator of Ion Concentration Regulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By employing sensitive electrical measurement techniques in a microfluidic system, we investigate the charge noise of several hundred nonmotile bacteria. |
Hagen Gress; Yichao Yang; Kamil Ekinci; |
| 250 | The Other Side of Entropy Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The role of entropy has since moved beyond the traditional boundaries of equilibrium thermodynamics, towards problems for which the development of a statistical mechanical theory seems plausible but the a-priori probabilities of states are not known, making the definition and calculation of entropy-like quantities challenging. In this talk, I will discuss information theoretic ideas and methods that enable these computations. |
Stefano Martiniani; |
| 251 | First Law of Thermodynamics with Strong Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we discuss how the problem can be solved by a concise and simple mathematical description for classical systems in which the change in interaction energy between the two systems can be decomposed into energy flows related to state changes of each one of the systems alone. |
Susanne Still; Gavin Crooks; |
| 252 | Information and Optimal Inference Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Physics works because it ignores microscopic details, not because they are small, but because they are unimportant. This idea of importance has a natural interpretation in information theory, and in earlier work we showed that omitting detail isn’t a trade-off: A model which includes many irrelevant parameters captures much less information than a simpler model without them, when both are fitted to the same limited noisy data [1]. |
Michael Abbott; Julian Rubinfien; Benjamin Machta; |
| 253 | Data Efficiency of The Symmetric Information Bottleneck Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the data size requirements of both methods by analytically calculating error bounds and mean squared errors in the estimation of mutual information terms used in both bottlenecks. |
K. Michael Martini; Ilya Nemenman; |
| 254 | Machine-Learning Surrogates for Information Geometric Analysis of Multi-parameter Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, many models are available only as "legacy code" to which AD methods are difficult to apply. To utilize these AD methods, we propose a general method in which a machine learned model is used as a surrogate model for these legacy models. |
Jay Spendlove; Mark Transtrum; Tracianne Neilsen; |
| 255 | Optimal Compression and Transcriptional Control Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: If conditional distributions are Gaussian and effective noise levels are small, we derive a scaling relation onto which all optimal bottleneck curves collapse. |
Marianne Bauer; William Bialek; |
| 256 | The Information Bottleneck and The Double Pendulum: Using Machine Learning to Study How Chaos Destroys Information Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show how machine learning presents new opportunities for the study of information loss in chaotic dynamics, with a double pendulum serving as a model system. |
Kieran Murphy; Dani Bassett; |
| 257 | What Does It Mean to Invert An Exact Renormalization Group Flow? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this note, we demonstrate how the Dynamical Bayesian Inference equation is, itself, equivalent to a continuity equation which we dub Bayesian Diffusion. |
Marc Klinger; |
| 258 | An Equivalence Between The Exact Renormalization Group and Continuous Entanglement Renormalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we attempt to fill the gap and show that for free field theories one may develop a "Hilbert space picture" of the ERG, giving a direct equivalence of entanglement renormalization and a subclass of ERG flows. |
Samuel Goldman; |
| 259 | Information Driven Renormalisation Group on Irregular Lattices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This inherent difficulty made it elusive to develop a model-independent paradigm for RSRG in inhomogeneous systems. In this work we address this gap by extending the recent information-theoretical formulation of RSRG to arbitrary irregular lattices. |
Doruk Efe Gokmen; Maciej Koch-Janusz; Zohar Ringel; Sounak Biswas; Felix Flicker; |
| 260 | Constrained Models on Quasicrystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Treating the vertices and edges of AB as those of bipartite graphs, we (i) prove the existence of Hamiltonian cycles (visiting each vertex precisely once), an NP-complete problem in general graphs, and thereby construct polynomial-time solutions in AB to a range of NP-complete problems with applications in adsorption, catalysis, scanning tunneling microscopy, and elsewhere; (ii) demonstrate the existence of fully-packed loops on Ammann Beenker tilings, and study their statistics numerically, giving a generalisation of ice-type models to aperiodic settings; (iii) apply MPS-DMRG to study the quantum dimer model; we are able to apply this technique in 2D owing to structures emerging naturally from the dimer constraint. |
Felix Flicker; |
| 261 | Phase Transition in The Computational Complexity of The Shortest Common Superstring and Genome Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Despite this fact, high-throughput technologies and modern algorithms currently allow bioinformaticians to produce and assemble datasets of billions of reads. Using methods from statistical mechanics, we address this conundrum by demonstrating the existence of a phase transition in the computational complexity of the problem and showing that practical instances always fall in the ‘easy’ phase (solvable by polynomial-time algorithms). |
David Yllanes; Victor Martin-Mayor; Luis Antonio Fernandez; |
| 262 | First Passage Time and Information of A One-dimensional Brownian Particle with Stochastic Resetting to Random Positions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We explore the different entropy regimes, namely, the externally-driven, the zero-entropy and the Maxwell demon regimes. |
Javier Toledo-Marin; Denis Boyer; |
| 263 | Surface Fluctuating Hydrodynamics Methods for The Drift-Diffusion Dynamics of Proteins and Microstructures Within Curved Lipid Bilayer Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce surface fluctuating hydrodynamics approaches for investigating transport and fluid-structure interactions arising in cell mechanics within curved lipid bilayer membranes. |
Paul Atzberger; |
| 264 | Modeling The Assembly of Curvature Inducing Proteins in SARS-CoV-2 Budding at Multiple Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This phase separation can be demonstrated analytically by modeling the coupled evolution of M protein density and membrane shape, where proper parameterization requires a microscopic understanding of the interactions and dynamics of M proteins. To help develop this understanding, we utilize a multiscale modeling approach. |
Joseph McTiernan; Michael Colvin; Roya Zandi; Ajay Gopinathan; |
| 265 | Curvature Sensing As An Emergent Property of Multi-scale Assembly of Septins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These experiments unexpectedly indicated that septins’ curvature preference is not absolute but rather sensitive to the combinations of membrane curvatures present in a reaction, suggesting there is competition between different curvatures for septin binding. To understand the physical underpinning of this result, we developed a kinetic model that connects septins’ self-assembly and curvature sensing properties. |
Wenzheng Shi; Ehssan Nazockdast; Christopher Edelmaier; |
| 266 | Influence of Thermal Fluctuations on The Association and Localization of Proteins Onto Curved Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we extend these results to develop models that predict single-protein association rates to membrane-adhered beads of different curvatures. Referring to experiments on the association of septin proteins, we propose two classes of predictive models: i) for proteins with a maximal association rate to a preferred membrane curvature, and ii) for proteins with enhanced association rates above a threshold curvature. |
Indrajit Badvaram; Brian Camley; |
| 267 | A Bifurcation Amplifies and Integrates A Noisy Signal from Many Molecular Thermo-receptors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Single neurons in the organ reliably respond to mK temperature increases, 1000 times more sensitive than single thermo-TRP ion channels, whose opening probability barely rises – by less than 0.1%. Here, we propose a mechanism for the integration of this molecular information into an amplified neural response. |
Isabella Graf; Benjamin Machta; |
| 268 | Probing Surface-mediated Protein Aggregation Via FRET-induced Lifetime Changes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We describe progress on the detection and understanding of surface-mediated aSyn aggregation on artificial membranes made from anionic phospholipids. |
Paula-Marie Ivey; Magaly Guzman Sosa; Arjun Krishnamoorthi; Justin Patel; Jean-Christophe Rochet; Kevin Webb; |
| 269 | The Mechanical Basis for Single Amphipathic Helix Engagement with Membranes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will present research into how AH-domains interact with cellular membranes at the atomistic scale. |
Christopher Edelmaier; |
| 270 | All Atom Simulations Reveal Adaptive and Multimodal Membrane Binding of Contractile Ring Anchoring Protein Mid1 Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In order to elucidate Mid1’s membrane binding mechanism, we used the available structural information of the PH, C2, and CNCT in all atom molecular dynamics simulations of Mid1 near membrane compositionally based on experimental measurements. |
Aaron Hall; Yeol Kyo Choi; Wonpil Im; Dimitrios Vavylonis; |
| 271 | Atomic Insights Into Amyloid-Induced Membrane Damage Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we perform the first all-atom simulations in which membrane-bound amphipathic peptides self-assemble into β-sheets that subsequently either form stable pores inside the bilayer or drag lipids out of the membrane surface. An analysis of these simulations shows that the acyl tail of lipids interact strongly with non-polar side chains of peptides deposited on the membrane. |
Yanxing Yang; |
| 272 | Investigation of The Synergistic Antimicrobial Effect of Winter Flounder Peptides Using Molecular Dynamics Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report the results of all-atom molecular dynamics simulations of the interaction of 10 different two-way combinations of Winter Flounder peptides, a family of cationic AMPs found in the epithelial mucous cells of winter flounder, against membrane models representative of gram-positive bacteria (100% POPG), gram-negative bacteria (POPE:POPG = 3:1) and red blood cells (RBC). |
Miruna Serian; |
| 273 | Exploring Specific and Non-specific Membrane Binding Targets of Self-assembling Human Islet Amyloid Polypeptide Oligomers on Phase-Separated Lipid Domains Using MD Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Self-aggregation of human Islet Amyloid Polypeptide (hIAPP) is linked to type 2 diabetics (T2D). Recent cellular studies indicate that the small, disordered hIAPP oligomers are … |
Kwan Cheng; Angela Graf; Aakriti Acharya; Thuong Pham; |
| 274 | Antibody Binding Regulates The Dynamics of The Membrane-bound Prion Protein Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate the influence of the POM1 and POM6 antibodies on the flexibility and the interaction with the membrane of the mouse PrP C by molecular dynamics simulations. |
Ioana Ilie; Marco Bacci; Andreas Vitalis; Amedeo Caflisch; |
| 275 | Force Probing Ligand-receptor Interactions on Cells and Exosomes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using the single-molecule force spectroscopy method, we probed dynamic ligand-cellular receptor interactions and found important physical parameters associated with binding and unbinding thermodynamics. |
sakurako tani; Lina Alhalhooly; Yongki Choi; |
| 276 | Matter in Motion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Conversely, these fundamentally biological questions have also inspired the discovery of new physics and mathematics, and as such were instrumental to shaping our recent understanding of active matter and non-equilibrium systems at microscale. In this talk I will examine and highlight this fascinating duality from both a historical and contemporary perspective. |
Kirsty Wan; |
| 277 | More Is Still Different Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, after a brief review of Anderson’s classic paper, I will give several disparate examples of the way that “natural variables,” coarse-grained descriptions of diverse biological phenomena emerge that provide both intuition and predictive power. |
Rob Phillips; |
| 278 | On Being Curious Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: What is curiosity? Is it an emotion? A behavior? A cognitive process? Curiosity seems to be an abstract concept—like love, perhaps, or justice—far from the realm of those bits of … |
Dani Bassett; |
| 279 | Technologies As Ideas and Ideas As Technologies Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: And by generalizing the idea of work to computational work, we include the use of algorithms with the abacus, calculators, and computers. |
David Krakauer; |
| 280 | Geometry, Topology and Emergent Simplicity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Can we make sense of complexity without knowing the detailed inner workings of the system? |
Suraj Shankar; |
| 281 | Thermodynamics of Quantum Switch Information Capacity Activation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This superposition has been shown to be associated with an increase in the communication capacity of the channels, yielding an apparent violation of the data-processing inequality and a possibility to separate hot from cold. We analyze the thermodynamics of this information capacity increasing process. |
Xiangjing Liu; Oscar Dahlsten; Daniel Ebler; |
| 282 | Thermodynamics of Precision in Quantum Non-equilibrium Steady-states Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Importantly, recent studies have shown that they can be violated in the quantum regime, thus motivating the search for analogous quantum counterparts. In this paper, we show that the geometry of quantum nonequilibrium steady states alone directly implies the existence of TUR, but with a looser bound, which is not violated by the above recent findings. |
GIACOMO GUARNIERI; |
| 283 | Quantum Energetics of Non-commuting Measurements in A Circuit Quantum Electrodynamics System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Instead, energy is transferred between the measured system and the measuring meter. In this work, we have studied this effect in a circuit quantum electrodynamics system containing a transmon qubit embedded in a 3D microwave cavity. |
Xiayu Linpeng; Maria Maffei; Nicolò Piccione; Samyak Prasad; Léa Bresque; Andrew Jordan; Alexia Auffèves; Kater Murch; |
| 284 | Using A Single Thermometer to Estimate Two Temperatures Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We consider the question: Is it possible to measure two temperatures simultaneously using a single quantum thermometer? |
Harshit Verma; |
| 285 | Critical and Multicritical Points in The Three-dimensional Z2 Gauge Theory with Matter — An Information Bottleneck Perspective Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: While this type of data is accessible for 2D critical systems via direct diagonalization techniques, for 3D critical systems we are not aware of a competing method capable of extracting such information in practice. We will briefly discuss the bearing of our numerical findings on the conjecture that the multi-critical point in this 3D system is an emergent XY theory. |
Zohar Ringel; Lior Oppenheim; Snir Gazit; Maciej Koch-Janusz; |
| 286 | Low-power-consumption Quantum Analog Ising Machine Based on Overdamped Bistability with Stochastic Resonance Effect Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To break through the existing limitation on power consumption, this work proposes an overdamped bistable stochastic resonance unit (OBSRU) as the nonlinearity for constructing the GIM. |
Zhiqiang Liao; Hiroyasu Yamahara; Hitoshi Tabata; |
| 287 | Finite-Time Dynamical Phase Transition in Nonequilibrium Relaxation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We derive a dynamical Landau theory for the transition that applies to a range of systems with scalar, parity-invariant order parameters. |
Jan Meibohm; Massimiliano Esposito; |
| 288 | Hidden Mattis Order and Dynamic Correlations in The Annealed Ising Spin Glass Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To better understand the static and dynamic correlations implied by the hidden order, we performed detailed numerical simulations of the Sherrington-Kirkpatrick (SK) Ising spin glass model with annealed coupling constants. |
Ding Wang; Lei-Han Tang; |
| 289 | Unexpected Upper Critical Dimension for Spin Glass Models in A Field Predicted By The Loop Expansion Around The Bethe Solution at Zero Temperature Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The spin-glass transition in a field in finite dimension is analyzed directly at zero temperature using a perturbative loop expansion around the Bethe lattice solution. The loop … |
Gianmarco Perrupato; Maria Chiara Angelini; Giorgio Parisi; Federico Ricci-Tersenghi; Carlo Lucibello; Tommaso Rizzo; |
| 290 | On The Structure of The Active Fokker-Planck Equation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recently, it has been experimentally discovered, and theoretically proved, that the stationary velocity distribution function of a non-interactive active stochastic system is bimodal. In this work, we theoretically reveal the condition under which a bimodal distribution will arise, and the condition under which this bimodal distribution will become Gaussian. |
pedro herrera avila; Mario Sandoval; |
| 291 | How Recurrent Neural Networks Infer Dynamical Models from Data for Prediction, Inference, and Source Separation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I introduce a framework that allows randomly constructed neural networks to learn and manipulate dynamical models from data via generalized synchronization. |
Zhixin Lu; |
| 292 | The Dynamics of Recurrent Neural Networks Throughout Learning at The Edge of Chaos Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we demonstrate that intrinsic excitability enables RNNs to form more stable and robust internal representations whose geometry converges throughout learning. |
Tala Fakhoury; |
| 293 | Robust Memory Manifolds in Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a general principle that we refer to as frozen stabilization (FS), which allows a family of neural networks to self-organize to a dynamically critical state exhibiting multiple memory manifolds without parameter fine-tuning or symmetries. |
Tankut Can; Kamesh Krishnamurthy; |
| 294 | Mean Field Trajectories in A Spin Model for Decision Making on The Move Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work demonstrates the rich space of trajectories that emerge from the model. |
Dan Gorbonos; Nir Gov; Iain Couzin; |
| 295 | Transitions in Classical Dynamical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For the circle map, aka, climbing sine map, we focused on the properties of trajectories evolving in one cell or the ones transitioning to the neighboring cells for different order parameters. |
Negin Moharrami Allafi; Enrique Pujals; Vadim Oganesyan; |
| 296 | Frequency Shifting and Induced Stability in Systems of Asymmetrically Coupled Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, in natural systems such as social systems and the brain, influences between components are often unequal. In the present work, we generalize our previous work by allowing each oscillator’s coupling strength to be asymmetrical, where a given oscillator may be more sensitive to the influence of its partners than vice versa. |
Joseph McKinley; Mengsen Zhang; Alice Wead; Christine Williams; Emmanuelle Tognoli; Christopher Beetle; |
| 297 | Dynamics of Model Oscillatory Neuronal Networks with Adaptive Synaptic Weights and Structure Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the dynamics of phase oscillator networks with variable coupling strength and structure that can represent oscillatory neuronal networks where the spiking dynamics, synaptic weights, and network structure influence each other. |
Kanishk Chauhan; Ali Khaledi-Nasab; Alexander Neiman; Peter Tass; |
| 298 | High-Order Accuracy Computation of Coupling Functions for Strongly Coupled Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a general framework for identifying phase-reduced equations for finite populations of coupled oscillators that is valid far beyond the weak coupling approximation. |
Youngmin Park; |
| 299 | Interpreting Polychronization Through The Lens of Tropical Geometry Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the temporal coding regime, synaptic delays become crucial for understanding cognitive dynamics, and spiking neural networks with nontrivial synaptic delays are known to express certain complex behaviors such as polychronization. In this talk, we explore the link between such delay networks and a field of mathematics called tropical algebra, which has found applications in fields from optimization and control to field theory. |
Matthew Daniels; Advait Madhavan; Mark Stiles; |
| 300 | High-order Phase Reduction Applied to Remote Synchronization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we analytically demonstrate the role of two factors promoting remote synchrony. |
Michael Rosenblum; |
| 301 | Theory of Communication Subspaces for Stochastic Recurrent Neural Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To fully understand and replicate this ability of the brain in artificial systems, we need a deeper understanding of information transfer across cortical areas. We reduce this gap by developing analytical tools to analyze interareal communication in terms of coherence and noise correlations in subpopulations of neurons within and across areas. |
Shivang Rawat; David Heeger; Stefano Martiniani; |
| 302 | Modulation of Synaptic Signaling By Calcium Feedback Loops in Dendritic Spines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This electric isolation can be a mechanism for neuromodulation to control the regime of a cortical circuit’s effective recurrence. In this project, we simulate a spatial neuron model with a single spine on a dendrite and a minimal set of channels to study how voltage-dependent calcium feedback loops and calcium-dependent potassium channels in the spine can modify the neuron synaptic potential, and the implications this may have on cortical circuits like attractor networks. |
Harper Cho; |
| 303 | Neurodynamical Computing at The Information Boundaries of Intelligent Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By integrating the dynamical systems view of cognition with the distributed feedback of perceptual control, we highlight theoretical gaps in understanding neurodynamical function. |
Joseph Monaco; Grace Hwang; |
| 304 | Entanglement Topology of Ring-Linear Polymer Blends Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present results from equilibrium and non-equilibrium molecular dynamics simulations of the equilibrium dynamics, entanglement topology, and nonlinear extensional rheology of ring/linear polymer blends, systematically varying the fraction of rings and the ratio of ring and linear chain lengths. |
Gary Grest; |
| 305 | Chemical Features of Convected Constraint Release in Polymer Melts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that entanglement kinetics are independent of molecular weight and thus the number of entanglements, but depend the number of Kuhn segments per entanglement strand Ne. |
Peter Olmsted; Benjamin Dolata; Marco Aurelio Galvani Cunha; Mark Robbins; |
| 306 | Effect of Compatibilizers on Polymer Blend Interfaces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use coarse-grained molecular dynamics simulations to determine the effect of diblock copolymers and sheet-like compatibilizers at polymer blend interfaces. |
Shoumik Saha; Dilip Gersappe; |
| 307 | Force-Driven Active Dynamics of Thin Nanorods in Unentangled Polymer Melts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A scaling theory is developed to quantify the dependence of the friction coefficient on the strength of the active force. |
Siteng Zhang; Jiuling Wang; Ting Ge; |
| 308 | Flow-Driven Dynamic Heterogeneity in Elongating Associative Polymer Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we apply a new reactive bead-spring model for associating polymers with coordinated dynamic bonds and study their dynamics during extensional deformation. |
Thomas O’Connor; |
| 309 | Uniaxial Elongational Flow of Entangled, Associating Linear Polymer Melts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We find that cluster size increases with increasing interaction between the associating beads. |
Rosita Sivaraj; Supun Mohottalalage; Dvora Perahia; Thomas O’Connor; Gary Grest; |
| 310 | Molecular Dynamics Simulation of Diffusiophoretic Motion of Nanoparticles Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Diffusiophoresis refers to the spontaneous motion of a particle or a polymer chain in a solution induced by a concentration gradient of a different type of solutes. … |
Binghan Liu; Gary Grest; Shengfeng Cheng; |
| 311 | Evaporation of Sessile Droplets: A Molecular Dynamics Study Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we report molecular dynamics simulations of the evaporation process of a droplet adsorbed on a solid substrate with the contact line pinned by a chemical heterogeneity. |
Yisheng Huang; Shengfeng Cheng; |
| 312 | Using Scale-dependent Elasticity to Probe and Influence The Distribution of Localization Lengths in The Amorphous Solid State Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show, in particular, how the response to short length-scale elastic deformations sheds light on the asymptotics of the distribution at short localization length-scales. |
Boli Zhou; Rafael Hipolito; Paul Goldbart; |
| 313 | Characterization of Local-perturbation-induced Non-affine Displacement Fields in Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We showed that local pure shear of single triangles can give rise to quadrupolar displacement fields, though in most cases there were significant contributions from other types of defects. |
Jinpeng Fan; Evan Willmarth; Weiwei Jin; Amit Datye; Udo Schwarz; Mark Shattuck; Corey O’Hern; |
| 314 | Understanding Non-affine Displacement Fields of Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We take a stepwise approach to understanding the differences in the nonaffine displacement fields of amorphous solids and those obtained from Eshelby inclusions. |
Evan Willmarth; Jinpeng Fan; Weiwei Jin; Mark Shattuck; Corey O’Hern; |
| 315 | Using A Tiny Symbiosis to Answer Big Questions About How Host-microbe Interactions Evolve Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: My lab has developed a new experimental system to manipulate many host genotypes and microbiomes across environmental gradients at high throughput using tiny, fast-growing aquatic plants (duckweeds in the genus Lemna) and their microbiota. I will describe the results of several recent experiments in this system that quantify the main and interactive effects of host genetic variation, microbial community composition variation, and environmental variation on host and microbe fitness, thereby shedding light on how host-microbe interactions evolve. |
Megan Frederickson; |
| 316 | Explaining The Trajectories Sick Animals Take Through Disease Space Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As we’ve begun looking at sick hosts that vary in their responses we find that mice don’t occupy all of the mathematically available space available to them. We think we can explain this by invoking Pareto optimization. |
David Schneider; |
| 317 | Emergent Song: The Polyphonies of Living Timekeepers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk represents a quest for unifying ideas, frameworks, and principles governing temporal ordering in a variety of natural phenomena, with special emphasis on the emergence of patterns and tessellations in the space-time interplay between living timekeepers and their space analog: the living ruler. |
Srividya Iyer-Biswas; |
| 318 | Modeling Transmission Chain Heterogeneity from Experimental Data Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show, using experimental data from small host models, how distributions of both transmission and sensitivity to colonization affect the shape of transmission chains, with distributions of secondary infections as the primary measure of interest. |
Nic Vega; |
| 319 | Resource Competition Predicts Assembly of in Vitro Gut Bacterial Communities Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides a foundation to characterize and quantify interspecies interactions in vitro that should advance mechanistically principled engineering of microbial communities. |
Kerwyn Huang; |
| 320 | Lower Bounding Variability in Microbiome Acquisition and Exponential Growth Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Data from microbiome assembly in fruit flies and growth experiments in E. coli, S. aureus, and L. minor empirically demonstrate that replicates of identically prepared experimental systems are nonetheless variable. We employ theoretical microscopic models that lower bound the variability associated with these processes and show they are consistent with experiments. |
Eric Jones; |
| 321 | Statistical Theory of Asymmetric Damage Segregation in Clonal Cell Populations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we focus on the statistical properties of damage in individual lineages and the overall damage distributions in growing populations for a variety of ADS models with different rules governing damage accumulation, segregation, and the lifetime dependence on damage. |
Lev Tsimring; Arkady Pikovsky; |
| 322 | Background-dependent Sensory Bet-hedging in Chemotactic Bacteria Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: That is, transitioning to tracking one ligand does not compromise the population’s ability to hedge its bets across other future ligands. Remarkably, we found that populations maintain this bet-hedging capability even if the background and foreground ligands compete for receptor binding sites. |
Jeremy Moore; Keita Kamino; Thierry Emonet; Thomas Shimizu; |
| 323 | Physical Limits on Size Precision in Single-celled Microorganisms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Experiments have shown that unicellular organisms’ division size typically varies by about 10% in a constant environment. To investigate the origins of this precision, we study the fundamental physical limits on setting a size in single cells. |
Daniel McCusker; David Lubensky; |
| 324 | Kinship Effects in Stochastic Antibiotic Killing of Bacteria Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyzed the growth and death of individual cells and turned the dataset into a genealogical tree, precisely identifying the relationship between bacterial cells. |
Wesley Stine; Tats Akiyama; Minsu Kim; |
| 325 | Precise Spatial Scaling in The Early Fly Embryo Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we show that boundaries of gap gene expression also scale, and more strongly that local gene expression levels provide information about relative position but no additional information about absolute position or embryo length. |
Milos Nikolic; William Bialek; Thomas Gregor; |
| 326 | Investigating The Importance of Migration and Spatial Heterogeneity in Emerging Spatial Patterns of Host-parasitoid Populations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use a discrete time metapopulation model on a square lattice, with diffusive migration to adjacent sites. |
Appilineni Kushal; |
| 327 | Variability in Responses to Random Perturbations Constrain Biomolecular Network Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work can help analyse large-scale drug perturbation studies where the exact nature of each perturbation is unknown. |
Seshu Iyengar; Andreas Hilfinger; |
| 328 | Examining Variation in Gene Expression and Co-expression Using Single-cell Genomics and Method of Moments Estimators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, it remains challenging to distinguish biological and technical sources of cell-cell variability and to assess the statistical significance of quantitative comparisons between groups of cells. We introduce memento to address these limitations and enable accurate and efficient differential expression analysis of the mean, variability, and gene correlation from scRNA-seq. |
Min Cheol Kim; |
| 329 | Exploiting Fluctuations in Gene Expression to Infer Causal Interactions Between Genes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a novel approach to use naturally occurring stochastic fluctuations in cells to infer causal interactions between genes, without the need to perturb cells or follow cells over time. |
Euan Joly-Smith; Paige Allard; Fotini Papazotos; Laurent Potvin-Trottier; Andreas Hilfinger; |
| 330 | Probing The Role of “power Strokes” in A Molecular Motor with Nonequilibrium Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we introduce a coarse-grained classical approach to explicitly simulate the nonequilibrium dynamics of a catenane-based molecular motor under chemical fueling. |
Emanuele Penocchio; Geyao Gu; Alex Albaugh; Todd Gingrich; |
| 331 | Controlling Molecular Heat Conduction Using Temperature Modulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The broad class of molecular structures that can be realized through advanced molecular synthesis techniques in inorganic, organic, and material chemistry provide possibilities for fabricating molecular structures that could be used to advance the field phononics, that is, using phononic heat transfer to perform complex logic operations. To control these phononic molecular devices, we propose manipulating the heat current through the device by modulating its temperature. |
RENAI CHEN; Tammie Gibson; Galen Craven; |
| 332 | Evolutionary Dynamics of Homeostasis Mechanisms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: What are the basic principles that govern their evolution? This talk examines this question using simulations and theory. |
Edo Kussell; Spencer Hobson-Gutierrez; |
| 333 | Simulations of Non-equilibrium Processes in Polymer-based Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will discuss my contributions to the field over the years, starting with simulations I performed as a postdoctoral associate in Mark Robbins’ lab. |
Arlette Baljon; |
| 334 | Coarse-grained Molecular Dynamics Simulation of Epoxy Network Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Epoxy as an important type of thermosetting polymers has been widely used as matrix materials in polymer-based composites. To understand the thermomechanical response of such materials, we have developed a coarse-grained model of epoxy network polymers based on EPON resin 862 with diethyltoluenediamine (DETDA) as the curing agent, using a force-matching method coupled with chemistry-informed grouping of atoms into coarse-grained beads, direct Boltzmann inversion, and potential of mean force calculations between atomic groups. |
Xi Hao; Chengyuan Wen; Gary Seidel; Shengfeng Cheng; |
| 335 | Simulation of Polymerization Induced Phase Separation in Model Thermosets Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The resin and other crosslinker have low T g. A coarse- grained model is developed with these features and with interaction parameters determined so that for either rubbery crosslinker length, the system is in the liquid state at the cure temperature. |
Mark Stevens; |
| 336 | Computer Simulation of Fatigue Failure in Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We perform cyclic shear deformation of glasses over a range of strain amplitudes and investigate the dependence of the number of cycles to failure on the amplitude of deformation. |
Srikanth Sastry; Himangsu Bhaumik; Shivakumar Athani; |
| 337 | The Fundamental Physics of The Onset of Frictional Motion: How Does Friction Start? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We experimentally demonstrate that rupture front nucleation is prefaced by slow nucleation fronts. |
Jay Fineberg; |
| 338 | A Nonlocal Contact Model for Adhesive Elastic-plastic Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a contact model able to capture the response of interacting adhesive elastic-plastic particles. |
William Zunker; Kenneth Kamrin; |
| 339 | Spontaneous Friction Switches in Structural Superlubricity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results of atomic force microscopy based sliding experiments performed on gold nanoislands on graphite, a material system that exhibits structural superlubricity under ambient conditions [1]. |
Mehmet Baykara; Wai Oo; |
| 340 | Computational Approaches for Studying The Nucleation of Voids at The Nanoscale Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By means of Replica Exchange Transition Interface Sampling (RETIS) we quantify the void nucleation process by sampling independent phase-space paths. Using this data, we aim to construct non-classical void nucleation theories suitable for far-from-equilibrium metals processing. |
Vicente Munizaga; Michael L. Falk; |
| 341 | Slip Avalanches on A Conical Bead Pile With Cohesion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we extend the comparison between the experiment and the model to characteristics of individual avalanches, such as avalanche duration and extent on the pile, by using the particle image velocimetry to analyze the avalanche motion. |
Susan Lehman; Karin Dahmen; |
| 342 | Mechanical Response of Particulated Granular Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we employ discrete element method simulations to identify and measure the elastic moduli of all configurations for small numbers of monodisperse, frictionless spheres confined within single voxels with arbitrary shapes. |
Anne Xia; Dong Wang; Jerry Zhang; Mark Shattuck; Corey O’Hern; |
| 343 | Particulated Granular Metamaterials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we seek granular materials with shear moduli that decrease with increasing pressure even in the large-system limit. |
Dong Wang; Jerry Zhang; Weiwei Jin; Annie Xia; Nidhi Pashine; Rebecca Kramer-Bottiglio; Mark Shattuck; Corey O’Hern; |
| 344 | Probing of The Buckling of Spherical Shells with A Distribution of Imperfections Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the buckling of spherical shells containing a random distribution of defects. |
Arefeh Abbasi; Fani Derveni; Yuexia Lin; Pedro Reis; |
| 345 | Soft Pump Producing A Rapid Flow Using Shell Buckling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, they also had difficulties actuating stiff pneumatic devices and inducing rapid motion. Here, we introduce a soft pump, overcoming these limitations by using the snap-through instability and finely controlling the performance using an electro-active polymer. |
Byungho Lee; Anna Lee; |
| 346 | Effective Thermal Equilibrium Induced By Cross-linking Proteins in Polymer Chromosome Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Biological systems are a natural place to find far-from-equilibrium dynamics where ATP-mediated forces are at play. I will discuss one such system, the dynamics of yeast chromatin that displays equilibrium-like self-organized clusters despite the presence of crosslinking condensin proteins pushing the system out of equilibrium. |
Katherine Newhall; |
| 347 | Extreme Diffusion 1: Failure of Classical Diffusion to Characterize Extreme First Passage Times in Correlated Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Random unbiased walks on a 1D lattice are often used to model diffusive systems; however, such a simple model fails to account for any space-time correlations in the system. We study a new framework for diffusion which introduces a space-time random forcing field and characterize the first passage time among many random walkers diffusing in this field. |
Jacob Hass; Eric Corwin; Ivan Corwin; |
| 348 | Extreme Diffusion 2: Experimental Test of A New Model for The Statistics of Extreme Particles in Diffusion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report on the design of experimental apparati as well as the first measurements of the statistics of extreme particles. |
Aileen Godfrey; Eric Corwin; |
| 349 | Mutual Information Reveals Emergent Effects of Self-Avoidant Memory in Curvature Statistics of Particle Paths Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Chemically induced swimming of microdroplets motivates a model for self-avoidant particles which exhibit novel trajectory statistics at long timescales. |
Katherine Daftari; |
| 350 | Effective Thermal Equilibrium for Switiching Polymer Model of Chromosome Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, an effective energy landscape through the framework of quasipotentials helps us to understand the stability and transitions in the system. We show how this quasipotential changes as a function of switching rate which explains the difference in cluster-lifetimes observed in the large scale simulations of the experimental chromosome system. |
Anna Coletti; |
| 351 | Coalescence of Limits Cycles in The Presence of Noise Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We model a limit cycle with the normal form of the Hopf oscillator, couple it to the pitchfork, and investigate the resulting dynamical system in the presence of noise. |
Sergei Shmakov; Peter Littlewood; |
| 352 | Perturbative Field-Theoretical Analysis of Three-Species Cyclic Predator-Prey Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We apply a perturbative field-theoretical analysis on the symmetric Rock-Paper-Scissors (RPS) model and the symmetric May-Leonard (ML) model, in which three species compete cyclically. |
Louie Hong Yao; Mohamed Swailem; Ulrich Dobramysl; Uwe Tauber; |
| 353 | Exact Finite-dimensional Reduction for A Population of Noisy Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report on an exact reduction of the kinetic (generalized Fokker-Planck) equation to three complex variables. |
Arkady Pikovsky; |
| 354 | Irreversibility and Heat Transfer in Closed Hamiltonian Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Understanding and quantitatively characterizing irreversibility and related phenomena is a central task in the study of noise-driven non-equilibrium systems. |
Stephen Teitsworth; John Neu; |
| 355 | Accessing The Thermodynamic Cost of Information in A Nano-electromechanical Resonator Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore a single electron coupled to a mechanical resonator as a nanoscale working fluid and a piston respectively. |
Kushagra Aggarwal; Natalia Ares; |
| 356 | Metrics for The Violation of Detailed Balance in Microwave Circuits: Theory and Experiment Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a new approach to detailed balance violation in electrical systems by relying on the scattering matrix formalism commonly used in microwave electronics. |
Alexandre Dumont; Pierre FEVRIER; Christian Lupien; Bertrand Reulet; |
| 357 | Influence Maximization in Boolean Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will introduce an alternative method inspired by those used in the solution of the well-studied problem of influence maximization for spreading processes in social networks. |
Filippo Radicchi; |
| 358 | Percolation in Borromean Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by experiments on topologically linked DNA networks, we consider the connectivity of Borromean networks, in which no two rings share a pairwise-link, but groups of three rings form inseparable triplets. Specifically, we focus on square lattices at which each node is embedded a loop which forms a Borromean link with pairs of its nearest neighbors. |
Donald Ferschweiler; Ryan Blair; Alexander Klotz; |
| 359 | No Free Lunch for Avoiding Clustering Vulnerabilities in Distributed Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we use methods of statistical physics to show that clustering vulnerabilities arise from generic interactions among competing degrees of freedom that describe the placement and connection of distributed system elements. |
Pheerawich Chitnelawong; Andrei Klishin; Greg Van Anders; |
| 360 | The Journal Φ Index and Highly Cited Papers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This question matters for research assessment, because of the increased difficulty for transformative, groundbreaking papers —many of which become highly cited eventually —to appear in high Impact Factor journals. To answer this question we analyze papers that were cited at the 99 th percentile in their academic field per publication year, and were designated as "highly cited papers" by Clarivate Analytics’ Essential Science Indicators. |
Manolis Antonoyiannakis; |
| 361 | Self-linking Duplication-divergence Model for Protein Interaction Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we extend and analyze the duplication-divergence model with self-linking nodes. |
Leopold Bilder; Istvan Kovacs; |
| 362 | A Mutation-selection Paradigm for The Dynamics of Biological Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We assume that the same paradigm can model the short-term dynamics of biological networks. |
Vito Dichio; Fabrizio De Vico Fallani; |
| 363 | Structure of Brain Connectome and Contactome in Fly, Mouse, and Human Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze various aspects of complex neuronal networks in the fruit fly, mouse, and human brain [1-3] with the goal of gaining insight into their structure and building useful generative models. |
Anastasiya Salova; Istvan Kovacs; |
| 364 | Complex Quantum Networks on A Lattice of Spins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present a model of complex quantum communication networks in the context of interacting quantum spin systems on a lattice. |
Ravi Chepuri; Istvan Kovacs; |
| 365 | How Good Is The Overlap Between Two Biological Networks? Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, a positive benchmark is needed to quantify how much a network agrees with a gold standard network. Here, we propose such a positive benchmark that captures a best-case scenario by creating an alternative network ensemble. |
Bingjie Hao; Istvan Kovacs; |
| 366 | Applying A Network Reconstruction Method to Reveal Connectivity of In-vitro Neuronal Culture from Measurements Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss our application of a method for reconstructing directed networks from dynamics [Ching and Tam, Phys. |
Emily S.C. Ching; |
| 367 | Bifurcations in The Herd Immunity Threshold for Discrete-Time Models of Epidemic Spread Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We performed a complete sensitivity analysis of the herd immunity threshold for discrete-time SIR compartmental models with a static network structure. |
Maximilian Nguyen; Sinan Ozbay; Bjarke Nielsen; Simon Levin; |
| 368 | Interplay Between Topology and Confinement in Active Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For example, a coil-to-globule-like transition takes place for isolated active chains in three dimension, highlighted by a marked change of the scaling exponent of the gyration radius[1]. Driven by the relevance of confinement and topology on the structural and dynamical properties of passive systems, we investigate the interplay between these latter and activity for tangentially active polymers. |
Emanuele Locatelli; |
| 369 | Ultrafast Reversible Self-assembly of Living Tangled Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Combining ultrasound imaging, theoretical analysis and simulations, we develop and validate a mechanistic model that explains how the kinematics of individual active filaments determines their emergent collective topological dynamics. |
Vishal Patil; Harry Tuazon; Emily Kaufman; Tuhin Chakrabortty; David Qin; Jorn Dunkel; Saad Bhamla; |
| 370 | Navigating Disordered Landscapes with Touch: Lessons from Blackworms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In a regime where the passage width is greater than the worm width, the frequency with which the worm’s head locates the passage is found to increase rapidly before essentially becoming constant with increasing width. We discuss this crossover in terms of the time scale and distance over which the head loses contact with the boundary. |
Arshad Kudrolli; Animesh Biswas; |
| 371 | Tunable Stiffness Exhibited in Entangled Collectives of Aquatic Worms and Biomimetic Soft Robots Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The California blackworm (Lumbriculus variegatus) is an aquatic worm that forms aggregate structures called worm blobs by twisting their slender bodies around other worms of its … |
Ishant Tiwari; Harry Tuazon; Junghan Kwon; Robert Wood; Justin Werfel; Saad Bhamla; |
| 372 | Aggregation of Entangled Active Polymers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using computer simulation that employs a three-dimensional model for entangled active polymer, we study the individual dynamics of the polymer and the aggregation mechanism. |
Saad Bhamla; Prathyusha K R; |
| 373 | Chromatographic Separation of Active Polymer-like Worm Mixtures By Contour Length and Activity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we investigate if mixtures of active polymers can be separated in a similar manner based on their activity. |
Antoine Deblais; Tess Heeremans; Daniel Bonn; Sander Woutersen; |
| 374 | Relating The Steady States of 3D Dry Active Nematics to Microscopic Parameters Through Particle-based Simulations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we perform large-scale particle-based simulations of 3D dry active nematic filaments to understand the connection between microscopic simulation parameters, such as the bending stiffness and active force amplitude, and the emergent coarse-grained parameters. |
Yingyou Ma; Michael Hagan; Aparna Baskaran; Chris Amey; |
| 375 | Reorientation Dynamics in Simulated Pair-interactions of Flexible, Penetrable, Active Filaments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Recent gliding assay experiments on microtubules and actin show that long-range ordered (LRO) active nematic phases of self-propelled filaments can emerge through a combination of collision-induced alignment and crossover events. To gain understanding about how this LRO arises from microscopic interactions, we employ Brownian dynamics simulations of flexible, self-propelled bead-spring chains with a finite energetic penalty for overlap, which permits crossovers when the incident angle of collision is sufficiently large. |
Nathan Prouse; Madhuvanthi Athani; Julian Davis; Patrick Noerr; Niranjan Sarpangala; Ajay Gopinathan; Kinjal Dasbiswas; Daniel Beller; |
| 376 | Microtubules in Elastic Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the motion of gliding microtubules in 3D networks. |
Isabel Ruffin; Zvonimir Dogic; |
| 377 | Conformational Dynamics of A Flexible Polymer in A Confined Active Fluid Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This work demonstrates how interactions between active and passive structures can lead to large-scale organization in a general setting. |
Scott Weady; David Stein; Michael Shelley; Alexandra Zidovska; |
| 378 | Asters, Bilayers and Foams in Coarse-grained Model of Active Filament Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a microscopic model for motor-mediated filament-filament interactions and rigorously derive a continuum theory for the system. |
Filippo De Luca; Ivan Maryshev; Erwin Frey; |
| 379 | Mesoscale Polymer Ribbon Arrays: Biofilm-Inspired, Flexible, Fibrillar Adhesives Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: Biofilm formation and surface fouling cause many problems in aqueous environments. Thin, filamentous pili are one of the many tools leveraged by bacteria to adhere to numerous … |
Demi Moed; Alfred Crosby; |
| 380 | Active Foams Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: These disordered cellular solids are always out of equilibrium – the edges constituting the foam appear and disappear, changing the morphology and topology of the whole network. Here we introduce a classification of such structures based on the dominating orientational order. |
Ivan Maryshev; Filippo De Luca; Erwin Frey; |
| 381 | Local Yield Surfaces in Model Amorphous Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we discuss our investigations of both 2D and 3D simulated glasses from which we extracted the local yield stress throughout the simulated system. |
Michael L. Falk; Dihui Ruan; Sylvain Patinet; Spencer Fajardo; |
| 382 | Breaking Down Brittle Fragmentation: Gaining Theoretical Insight Through Simulation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Using a minimal bonded particle model, we explore the dynamics of fragmentation and characterize the evolving distribution of granular masses and population balance statistics. |
Joel Clemmer; Jeremy Lechman; Mark Robbins; |
| 383 | Ubiquitous Stick-Slip Motions: from Tribology, Biosensing to Carbon Capture Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present molecular dynamics (MD) studies for ubiquitous stick-slip phenomena in various developed/developing nanotechnologies, such as the motion of an AFM tip on a solid surface [1], the transport of biological molecules (DNA or proteins) through nanopores [2,3], and the capture of CO 2 into solid sorbents with open metal sites [4]. |
Bingquan Luan; |
| 384 | Lengthscales in Avalanche Dynamics in Sheared Granular Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: I will discuss some of our recent work to develop new tools to characterize the dynamics of avalanches and relate them to microscopic structural features. We have used these techniques to quantitatively compare spatiotemporal four-point correlations in the plasticity field during avalanches in both frictionless granular simulations and simulations of coarse-grained elasto-plastic models. |
M Lisa Manning; Craig Maloney; David Richard; Damien Vandembroucq; Ahmed Elgailani; |
| 385 | Dissipation Mechanisms and The Crossover from Stokes to Coulomb Friction: From Toy Models to Disordered Water Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this contribution, I demonstrate that the velocity dependence of an isolated friction mechanism appears universal, i.e., Eyring like, at first sight. |
Martin Muser; |
| 386 | When Sandcastles Collapse: The Effect of Interparticle Cohesion on Collapsing Granular Columns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We report experimental results for collapsing columns of cohesive grains, falling under their own weight in air. |
Ram Sudhir Sharma; Wladimir Sarlin; Langqi Xing; Cyprien Morize; Philippe Gondret; Alban Sauret; |
| 387 | Latent Heat at The Glass Transition in A Tapped Granular Pile Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The compaction of a granular pile subjected to a series of discrete taps has been widely investigated due to its relevance in both, basic and applied science. |
Stefan Boettcher; Paula Gago; |
| 388 | Truss Structure Dynamics Under Oscillatory and Transient Conditions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, these dynamics are typically derived using lumped models that fail to properly account for the entire range of motion experienced by each bar. In this work, we derive an expansive model that maintains the microstructure fidelity by considering a network of linearly elastic bars connected by free joints and exploring its dynamics in Fourier space. |
Sean Fancher; Eleni Katifori; Prashant Purohit; |
| 389 | Creep and Slow Flow in Athermal Soft Hydrogel Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will describe how athermal, soft hydrogel suspensions displays interesting creep and slow flow behavior with easily quantifyable features. |
Joshua Dijksman; |
| 390 | Creep in Deformable Particles Under Constant Compressive Strain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a study of creep in a model system composed of a packing of hydrogel spheres. |
Chandan Shakya; Jasper Van der Gucht; Joshua Dijksman; |
| 391 | Velocity and Shear Stress Profiles of A Sheared Athermal System with Pins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use molecular dynamics simulations to study a two-dimensional athermal, bidisperse system of particles with purely repulsive harmonic interactions. |
AKM Sadman Mahmud; Michael Bolish; Amin Danesh; Jean Luc Ishimwe; Xiang Li; Cacey Bester; Brian Utter; Amy Graves; Katharina Vollmayr-Lee; |
| 392 | Stress Analysis of A Sheared Athermal System with Pins Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We will present results concerning shear stress and pressure as a function of packing fraction and strain rate. |
Michael Bolish; AKM Sadman Mahmud; Amin Danesh; Jean Luc Ishimwe; Xiang Li; Cacey Bester; Brian Utter; Amy Graves; Katharina Vollmayr-Lee; |
| 393 | Shear-driven Ordering and Disordering of Frictional Sphere Suspensions in Two 2D Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study we analyze the ordering process in two dimensions, and how it is disrupted with local activation of friction. |
Abhishek Sharma; Abhinendra Singh; Juan De Pablo; |
| 394 | Shear Jamming in Dense Bidisperse Frictional Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will investigate the relative contributions of stress carried by various types of contacts (small-small, small-big, big-big) and their respective microstructure. |
Abhinendra Singh; |
| 395 | Dynamic Bonds As Sticky Friction in Shear Thickening Dense Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We studied dense suspensions of thiol-functionalized particles suspended in ditopic polymers endcapped with benzalcyanoacetamide Michael-acceptors. |
Hojin Kim; Stuart Rowan; Heinrich Jaeger; |
| 396 | Propagating Irreversibility Fronts in Cyclically Sheared Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: As we sediment the particles toward a boundary, we observe a diffuse traveling front that marks the interface between irreversible and reversible phases. |
Joseph Paulsen; J. Schwarz; Jikai Wang; |
| 397 | Non-equilibrium Capillary Self-assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by recent experiments involving microscopic colloids, we herein study experimentally and theoretically the structural rearrangements between metastable states of clusters of millimetric spheres in non-equilibrium environments. |
Stuart Thomson; Jack-William Barotta; Daniel Harris; |
| 398 | Extending Computational Complexity Theory to Include Thermodynamic Resource Costs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk I will summarize recent results on how thermodynamic resource costs depend on the computational machine that is used and on the computation being performed. |
David Wolpert; |
| 399 | Fluctuations Beyond Detailed Balance in Voltage-Gated Channels Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the process they must maintain homeostasis, which supports the thermodynamic conditions for internal biochemical and metabolic processing. We show how to separate this thermodynamic behavior into two pieces. |
Mikhael Semaan; James Crutchfield; |
| 400 | Stochastic Thermodynamics of Computing in Autonomous Mechanical Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we theoretically investigate nanomechanical systems performing autonomous, thermal-noise limited computations based on realistic nonlinear elastic interactions. |
Zabreen Nissar; Finn Bohte; Marc Serra Garcia; |
| 401 | Finite-time Landauer Principle at Strong Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We develop a finite-time version of Landauer’s principle for a quantum dot strongly coupled to a fermionic bath. |
Alberto Rolandi; Martí Perarnau Llobet; |
| 402 | A Maxwell Demon That Can Work at Macroscopic Scales Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose an electronic implementation of an autonomous Maxwell’s demon that indeed stops working in the regular macroscopic limit as the dynamics becomes deterministic. |
Massimiliano Esposito; Nahuel Freitas; |
| 403 | Symmetries and Isometries of The Thermodynamic Metric Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Typically, one makes a mapping from the space thermodynamic control variables (e.g. volume or temperature) to a smooth, Riemannian manifold in which geometric lengths correspond to physical energy dissipation; geometric methods can then be applied to assist in analyzing problems for a specific model thermal system when, for example, operated as a heat engine or ratchet. In this talk, we will instead focus more directly on the geometric side of this mapping and investigate possible physical interpretations of symmetries directly encoded in thermodynamic metrics. |
Adam Frim; Michael DeWeese; |
| 404 | The Tightest Finite-time Landauer’s Principle: Applications of Speed Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present our recent research titled "Speed limit for a highly irreversible process and tight finite-time Landauer’s bound" [PRL 129, 120603]. |
Sangyun Lee; Jae Sung Lee; Hyunggyu Park; Hyukjoon Kwon; |
| 405 | Stochastic Thermodynamics of Co-evolving Systems – Beyond Multipartite Processes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we analyze the stochastic thermodynamics of composite systems. |
Farita Tasnim; David Wolpert; |
| 406 | Importance of Nonequilibrium Activity in Information Storage and Processing in Perceptron-based Systems and Systems with Promiscuous Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by advances in the field of active matter where non-equilibrium forcing has been shown to activate new assembly pathways, here we study how non-equilibrium driving in prototypical memory formation models can affect their information processing capabilities. Building on previous work done with the simple spherical Hopfield model where activity was shown to improve the memory retrieval properties, we will discuss a model with promiscuous interactions among its constituents where dynamics with non-equilibrium noise sources can lead to a higher memory capacity than a zero-temperature equilibrium version that is not subject to any noise. |
Agnish Kumar Behera; Madan Rao; Srikanth Sastry; Suriyanarayanan Vaikuntanathan; |
| 407 | Resource Theory of Thermodynamic Computation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: It establishes the minimum work needed to reset one bit at a given temperature. |
Jinghao Lyu; Alexander Boyd; James Crutchfield; |
| 408 | Szilard Engines and Information-based Work Extraction for Active Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We design two types of an active Szilard engine that use a Maxwell demon to extract work from an active bath composed of non-interacting Active Brownian Particles (ABPs). |
Holger Stark; Paolo Malgaretti; |
| 409 | Phase Transition in A Noisy Information Engine Is Avoided By Using Bayesian Inference Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigated the role of uncertainties in the measurements used to power the information engine. |
John Bechhoefer; Tushar Saha; Joseph Neil Lucero; Jannik Ehrich; David Sivak; |
| 410 | Interplay Between Ordering and Mobility in A System of Self-propelled GrainsNarayanan Menon Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Thus, the shape of the particle can be kept fixed, while the anisotropy of its motion is varied. We show two examples using square tiles where this flexibility allows us to explore qualitatively new behaviour. |
NARAYANAN MENON; |
| 411 | A Density-independent Glass Transition in Designer Active Granular Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By designing synthetic active matter systems that capture certain key features of living ones, we systematically investigate active glassy dynamics in this model system. |
PRAGYA ARORA; Rajesh Ganapathy; Ajay Kumar Sood; |
| 412 | Fire-ant Columns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study fire-ant columns, an active version of passive granular columns, and find that, despite the inherent activity of the ants and their natural tendency to rearrange, the ants develop force-chain structures that help support the weight of the column. |
Alberto Fernandez-Nieves; Caleb Anderson; |
| 413 | Liquid-state Properties and Jamming Dynamics of Athermal Persistent Active Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: To investigate the effects of non-thermal particle-scale forcing in dynamic arrest, we have studied, using Langevin simulations, a two-dimensional athermal binary mixture of active Brownian particles with persistent self-propulsion forces. |
Chandan Dasgupta; Suman Dutta; Pinaki Chaudhuri; Madan Rao; |
| 414 | Tune It Your Way: Activity Induced, Stress Controlled Bifurcation of The Rheology of A Dense 3D Quincke Rotor Suspension Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For high stresses, the viscosity decreases with increasing electric field strengths, and this is associated with the shear induced degeneracy of the direction of rotation in this large shear limit. Our study reveals how exactly activity interacts with shear in 3D to result in this novel bifurcation mechanism for tuning the suspension flow. |
Edward Ong; Itai Cohen; Abhishek Shetty; |
| 415 | High-strength, Fully Dense Granular Crystals Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we take a new approach where we consider granular materials as materials by design. |
Francois Barthelat; Ashta Navdeep Karuriya; |
| 416 | Mobile Superstructures with Switchable Behavior Via Redistribution of Vibrated Particle Clusters Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present rigid particle structures consisting of a mobile boundary enclosing a few active polar particles and randomly vibrated nonpolar particles. |
Kyungmin Son; Ho-Young Kim; |
| 417 | Base States and Transitions of An Acoustically Levitated Cluster of Anisotropic Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By tuning the driving frequency of the acoustic trap off-resonance, we introduce stochastic nonthermal forces arising from hydrodynamic coupling in the system. Activating and cooling the rod cluster with such forces allows us to study the cluster’s underdamped structural transformations, which we compare with molecular dynamics simulations of thermally formed anisotropic particle clusters. |
Qinghao Mao; Brady Wu; Bryan VanSaders; Heinrich Jaeger; |
| 418 | Hydrodynamic Coupling Melts Acoustically Levitated Crystalline Rafts Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Under the action of these fluctuations, the raft transitions from a predominantly quiescent, crystalline structure, to a two-dimensional liquid-like state. We show that this transition is characterized by dynamic heterogeneity and intermittency, as well as cooperative particle movements, that produce an effectively `cageless’ crystal. |
Brady Wu; Bryan VanSaders; Melody Lim; Heinrich Jaeger; |
| 419 | Granular Dynamics in Spectral Acoustic Holograms Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate spectral holographic trapping by projecting acoustic conveyor beams that move millimeter-scale objects along prescribed paths. |
Mia Morrell; Julianne Lee; David Grier; |
| 420 | Flow Induced Rigidity Percolation in Shear Thickening Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A clear link between microstructural development and the dramatic increase of the stress fluctuations has not been established yet. To identify the microstructural underpinnings of this behavior, we perform simulations of sheared dense suspensions. |
Emanuela Del Gado; Abhay Goyal; Nicos Martys; |
| 421 | Steering Particles in Turbulent Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: After introducing the ways particle shape couples to relative velocity, relative rotation, and local velocity gradients, this talk will explore how we design particles that will respond in desired ways in turbulence experiments. |
Greg Voth; |
| 422 | Synchronization and Collective Motion of Interfacial Capillary Spinners Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we consider the capillary wave-mediated interactions of multiple spinners. |
Jack-William Barotta; Giuseppe Pucci; Alireza Hooshanginejad; Daniel Harris; |
| 423 | Steering Colloids Using Chemical Gradients Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By combining chemical feedback with a previous method of steering colloids with an electric field, we have devised a new technique for steering individual colloidal particles using externally applied chemical gradients. |
Mark McDonald; |
| 424 | Surface Charge Heterogeneity Directed Particle Migration and Assembly Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we demonstrate a system to automatically assemble particles in areas with surface charge heterogeneity thus detecting and delivering particles to the target location at the same time. |
Xiaoyu Tang; parth shah; Todd Squires; |
| 425 | Divine Proportions and The Fractal Dimension of DLCA Aggregates Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here I present a restricted hierarchical model of diffusion limited cluster-cluster aggregation (DLCA). |
Christopher Sorensen; |
| 426 | Real-time Micromanipulation Through 3D Stress-free Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By employing polyhedral symmetries in a multi-channel microfluidic design, we show that the tasks of displacing and trapping a particle can be indeed separated into two distinct sets of flow operations, characterized by their unique groups of symmetries. |
Jeremias Gonzalez; Ajay Gopinathan; Bin Liu; |
| 427 | 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; Jasna Brujic; |
| 428 | Protocols for Assembly of Passive Solutes in Active Solvent Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the assembly of passive solutes in a bath of self-propelled active Brownian particles. |
Clay Batton; Grant Rotskoff; |
| 429 | Synchronous Oscillatory Electro-inertial Focusing of Synthetic and Biological Particles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present experimental results on the focusing of synthetic and biological particles using synchronous oscillatory electro-inertial flow in a microfluidic device. |
Gabriel Juarez; Giridar Vishwanathan; Nahid Al Nahian Rahat; |
| 430 | Steering Colloids Using Solute Gradients and Flow Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, combining experimental observations and numerical simulations of flow through a T-junction, we show that the coupling between diffusiophoretic migration of colloids and diffusioosmotic flows next to the solid surfaces can lead to unexpected focusing patterns. |
Haoyu Liu; Amir Pahlavan; |
| 431 | Ultra-fast Ballistic Supercavitating Plasmonic Nanoparticles Driven By Optical Pulling Forces Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we report, ballistic plasmonic Au nanoparticles that swim at unprecedented speeds, ~245,000 μm s−1 in a water medium, against the propagation direction of a loosely focused Gaussian beam. |
Amartya Mandal; Tengfei Luo; Eungkyu Lee; |
| 432 | Direct Observation of Nanoplastics in Seawater Via Shrinking Surface Bubble Deposition Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we report the direct observation of nanoplastics in ocean water around the world leveraging a unique shrinking surface bubble deposition (SSBD) technique. |
Seunghyun Moon; Leisha Martin; Seongmin Kim; Qiushi Zhang; Wei Xu; Tengfei Luo; |
| 433 | Inertial Torque on A Squirmer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: A small spheroid settling in a quiescent fluid experiences an inertial torque that aligns it so that it settles with its broad side first. Here we show that an active particle experiences such a torque too, as it settles in a fluid at rest. |
Bernhard Mehlig; Fabien Candelier; Jingran Qiu; Lihao Zhao; Greg Voth; |
| 434 | Materializing Cognition: Information Processing with Cognitive Matter Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we introduce the concept of “intelligent matter” and discuss a number of experiments on disordered nanomaterial systems, where we make sure of “material learning” to realize functionality. |
Wilfred van de Wiel; |
| 435 | Development of Property-Performance Links for Vanadium Dioxide Nonlinear Dynamical Memristors Via Local Activity Modeling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In order to develop systematic reverse- and forward-design principles for neuromorphic materials, materials and device engineers need a unified framework, within which “exotic” dynamical behaviors (negative differential resistance, persistent spiking oscillations, spontaneous localization of current channels) are linked with nonlinear transport physics. In this work, we advance the dynamical theory of Local Activity as such a unified framework for modeling neuromorphic behavior and extracting nonlinear materials properties in VO2/SiN electro-thermal memristors. |
Timothy Brown; Stephanie Bohaichuk; Mahnaz Islam; Suhas Kumar; R. Stanley Williams; |
| 436 | Second Law for Active Heat Engines Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Besides heat and work, our second law contains an information-theoretic term, which allows an active heat engine to extract work beyond the limits valid for a passive heat engine. To obtain a second law expressed in terms of observable variables in the presence of hidden degrees of freedom, we introduce a coarse-grained excess entropy and prove a fluctuation theorem for this quantity. |
Arya Datta; Patrick Pietzonka; Andre Barato; |
| 437 | Information Thermodynamics of The Transition-path Ensemble Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we develop an information-theoretic origin for the committor and show how selecting transition paths from a long ergodic equilibrium trajectory induces entropy production which exactly equals the information that system dynamics provide about the reactivity of trajectories. |
David Sivak; Miranda Louwerse; |
| 438 | Empirical Modeling of Superparamagnetic Magnetic Tunnel Junctions with Application to Probabilistic Computing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we describe an empirical model based on the Langevin equation that accurately captures quantitative metrics associated with one probabilistic bit realized in a superparamagnetic tunnel junction. |
Liam Pocher; Sidra Gibeault; Advait Madhavan; Mark Stiles; Matthew Daniels; Nhat-Tan Phan; Philippe Talatchian; Ursula Ebels; Daniel Lathrop; |
| 439 | Temperature Sensitivity of True Random Number Generation in Stochastic Magnetic Actuated Random Transducer Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: True random number sources are of great interest for numerous applications such as cryptography and Monte Carlo simulations. Here we show that perpendicularly magnetized magnetic tunnel junctions operated in the ballistic switching limit (ns duration pulses) have great potential for such applications due to the stochasticity of their spin-transfer-torque driven reversal. |
Laura Rehm; Corrado Capriata; Shashank Misra; J. Darby Smith; Mustafa Pinarbasi; Bengt Gunnar Malm; Andrew Kent; |
| 440 | Probabilistic Computing and Stochastic Devices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This talk focuses on statistical analysis of device bitstreams based on their ability to generate quality statistical samples. |
Shashank Misra; Christopher Allemang; Laura Rehm; Andrew Kent; Jean Anne Incorvia; Leslie Bland; Catherine Schuman; Suma Cardwell; J. Darby Smith; J. Bradley Aimone; |
| 441 | Small Coupling Strength Is Not The Necessary Condition for Strong-coupling Effects to Disappear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we show the condition for strong-coupling effects to disappear regardless of the coupling strength. |
Jong-Min Park; Hyunggyu Park; Jae Sung Lee; |
| 442 | Quantum Wheatstone Bridge Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The quantum mechanical effects of entanglement and interference are the drivers of modern quantum technologies. Combining these with the unidirectional dynamics of cold thermal … |
Kasper Poulsen; |
| 443 | Unitary K-designs from Random Number-conserving Quantum Circuits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: This scaling of the depth is a direct a consequence of the diffusive dynamics of the conserved number. Surprisingly, we observe this scaling even when the number density in the state is uniform, e.g. in states with hyperuniform particle distributions and uniformly delocalized particles. |
Sumner Hearth; Michael Flynn; Anushya Chandran; Christopher Laumann; |
| 444 | Quasi-Skin Modes in A Nonlinear Non-Hermitian Lattice Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In our talk, we obtain quasi-skin modes under the semi-infinite boundary conditions and explore their survival times in the finite nonlinear lattice with open edges. |
Hamed Ghaemidizicheh; Cem Yuce; Hamidreza Ramezani; |
| 445 | Long-Lived Solitons, Anomalous Dynamics and Equilibration in The Classical Heisenberg Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we study one of the simplest classical interacting lattice models, the nearest-neighbor Heisenberg chain, with temperature as the tuning parameter. |
Thomas Bilitewski; Adam McRoberts; Roderich Moessner; Masudul Haque; |
| 446 | Leo P. Kadanoff Prize Winner: Itamar Procaccia Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this lecture I will review recent work in which we developed a screening theory for describing the effect of plastic events in amorphous solids on their emergent mechanics. |
Itamar Procaccia; |
| 447 | GSNP Dissertation Award: Critical Transitions in Turbulence Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here I present results from direct numerical simulations (DNS) of the Navier-Stokes equations, modelling, asymptotics and methods from statistical physics pertaining to different scenarios where the largest scales in a turbulent flow change their properties abruptly at a critical parameter value. |
Adrian van Kan; |
| 448 | Aneesur Rahman Prize for Computational Physics Winner: Pablo G. DebenedettiA Computational Perspective on The Physics of Supercooled Water Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: There has been uninterrupted interest in the physics of supercooled water since pioneering experiments by Speedy and Angell [1] first revealed pronounced increases in water’s … |
Pablo Debenedetti; |
| 449 | Metropolis Dissertation Award Winner: Nonradiative Transitions at Defects in Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In hexagonal boron nitride, single-photon emitters have been observed, which are promising for applications in quantum information science. I will describe how nonradiative transitions can help to rationalize the optical dynamics of these emitters and suggest that the microscopic origin of the emission is a boron dangling bond. |
Mark Turiansky; |
| 450 | Julius Edgar Lilienfeld Prize Winner: Albert-László BarabásiNetwork Science: From Abstract to Physical Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Abstract: The architecture of a wide range of real systems, from the cell to the brain and communication systems, is best described as networks with complex topologies. Network science has … |
Albert-Laszlo Barabasi; |
| 451 | Grain-scale Origins of Ultrastability in Cyclically Driven Shear-jammed Granular Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the present work, we use photoelastic imaging methods to examine the evolution of contact forces within a shear cycle after an ultrastable state is formed in a layer of plastic discs. |
Joshua Socolar; Yiqiu Zhao; Yuchen Zhao; Dong Wang; Hu Zheng; Bulbul Chakraborty; |
| 452 | Jamming-controlled Shear Stiffening in Particle-filled Soft Solids Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Inspired by the stress-controlled shear-thickening effects in dense suspensions, we proposed a phenomenological model that explains the stiffening effect through critical scaling laws near a stress-dependent jamming point. |
Yiqiu Zhao; Haitao HU; Qin Xu; |
| 453 | Emergent Elasticity in Shear-jammed Granular Materials Under Cyclic Shear Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Our work provides additional insight into the effect of oscillatory deformation in modifying the mechanical properties of a jammed granular packing. |
Yuchen Zhao; Dong Wang; Hu Zheng; Bulbul Chakraborty; Joshua Socolar; |
| 454 | Quaking in Sand — Dynamics of Granular Shear Flow at The "quasi-static" Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose a minimal model that produces repetitive quaking of soft particles under steady shearing in numerical experiments. |
W.-C. Lee; Cheng-En Tsai; |
| 455 | Mechanical Energy Transfer for Two Particles in A Vertically Vibrating Channel Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present an experiment and simulation study of two colliding particles in a vertically shaken channel driven sinusoidally. |
Kai Yang; Jeffrey Olafsen; |
| 456 | Fragility in A Macroscopic Model of A Glass-forming Liquid Based on A Nonvibrating Granular System Under A Time-dependent Magnetic Field Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the glass transition in a nonvibrating granular system composed of magnetic steel pellets under a variable magnetic field at a fixed particle concentration. |
Cecilio Tapia-Ignacio; Ruben Fossion; Fernando Donado; |
| 457 | Modeling and Simulation of Collective Behavior in Actin-Propelled Beads Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We aim to collect statistics on relevant properties of the flocks, such as their size and persistence, and compare with experimental data. The goal of the project is to use simulations to further test hypotheses on how system parameters such as actin concentration, particle number density, and particle-to-system size ratio control the collective behavior of these active beads. |
Narges Kelly; Thomas Fai; Guillaume Duclos; Benjamin Strain; Amélie Chardac; Izaiah Alvarado; |
| 458 | Collective Dynamics of Swarmalators with Time-delayed Interactions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we studied the effects of time delay in interactions on collective dyanmics of a population of swarmalators – phase oscillators that synchronize in time while swarming through space. |
Oleg Kogan; Kevin O’Keeffe; Nick Blum; |
| 459 | Fluttering Induced Flow in A Closed Chamber Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We derive an analytical model that accounts for the coupled, two-way, fluid-sheet interaction. |
Oz Oshri; Yuri Feldman; Kirill Goncharuk; |
| 460 | Anomalous Heating Dynamics in The Stochastically Driven System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: An interesting effect is that transition between a metastable phase to that of a fully chaotic heating phase which is controlled by the drive frequency of the system is controlled by the randomness. We discuss these anomalous diffusive phases in classical incoherently driven kicked many-body rotor and quantum kicked top. |
Aritra Kundu; |
| 461 | Programming Soft Materials By Inverse Design Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we propose a new inverse design method that captures both interaction and geometry of building blocks. |
Chrisy Xiyu Du; |
| 462 | Deflection of Hoops Placed on Two Separate Cylindrical Rods Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the deformation of a thin elastic cylindrical shell longitudinally placed on two parallel rods due to self-weight. |
Junsik Kim; Kanghyun Ki; Anna Lee; |
| 463 | Effects of Aspect Ratio and Axial Tensile Load on The Long Balloon Inflation Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Through the simulations, we investigate the critical aspect ratio of the tube that divides the bulging mode into two modes: whole bulging of short tubes and localized bulging of long tubes. |
Jinwoo Lee; Byungho Lee; Anna Lee; |
| 464 | A Zoo of Chiral Structures: Electrostatic Directed Assembly of Charged, Chiral Amphiphiles Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we were able to generate all the common chiral structures in perhaps the simplest chiral molecular series Cn-K, where one amino acid [lysine (K)] is coupled to alkyl tails of n (= 8-18) carbons. |
Joseph McCourt; Sumit Kewalramani; Monica Olvera De La Cruz; Michael Bedzyk; |
| 465 | Introducing Cluster Tomography for Complex Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In nature, many phenomena lead to cluster formation, including magnetic domains, bacteria swarming, cell migration and the collective motion of animal groups, as well as distinct regions of the brain or cities. Here we propose a quantitative approach to assess the geometric complexity of such clustered systems, called cluster tomography. |
Sam Frank; Istvan Kovacs; |
| 466 | Dissipation and Thermalization in 1D Systems with Nonlinear Bath Coupling Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The work proposes a simplified framework where the link between microscopic motion and the emergence of macroscopic quantities is clearer. |
Aleksandr Rodin; |
| 467 | Non-linear Diffusion Processes and Hydrodynamic Cascades in Lattice Gas Models Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We define and explore lattice models of classical nonlinear diffusion. |
Abhishek Raj; Vadim Oganesyan; Sarang Gopalakrishnan; |
| 468 | Phase Transitions Beyond Criticality: Normal Form and Analytic Corrections for The 2D Ising Model Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The renormalization group predicts universal scaling laws near critical phase transitions. But can we extend this understanding of the critical point to accurately capture the behavior throughout the surrounding phases? |
David Hathcock; James Sethna; |
| 469 | An Asymptotic Approach for The Statistical Thermodynamics of Certain Model Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Certain systems become analytically tractable after replacing steep potential energies with harmonic potentials or athermal rigid constraints, but these approximations are often inadequate, especially when modeling the stretching of molecules. It is therefore necessary to develop a systematic approach to improve upon the approximations provided by these reference systems. |
Michael Buche; Scott Grutzik; Meredith Silberstein; |
| 470 | Complexity, Typicality, and Eigenstate Thermalization in Fermion Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: By introducing an arbitrarily weak two-body interaction between the fermions, we demonstrate analytically that those atypical states would be always eliminated. |
Kwok Wai Ma; Alexander Volya; Kun Yang; |
| 471 | Multilayer Graphene As An Endoreversible Otto Engine Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: For multilayer graphene structures, subject to an external magnetic field, the energy spectrum strongly depends on the number of layers, and we examine the performance of a finite-time endoreversible Otto cycle with multilayer graphene systems as working mediums. |
Patricio Vargas; Natalia Cortes; Francisco Peña; Nathan Myers; |
| 472 | Classical Simulation of Thermal Equilibrium and Quantum Dynamics Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we show how many interesting properties about many-body systems both in equilibrium and out of it can be computed in polynomial time, with provable efficiency guarantees. |
Alvaro Alhambra; |
| 473 | Towards A More Fundamental Understanding of Eigenstate Thermalization Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In particular, we report on extensive numerical work in spin systems with random interactions, where a small subsystem is subject to thermalization. |
Tobias Helbig; Tobias Hofmann; Ronny Thomale; Martin Greiter; |
| 474 | Universal Eigenvalue Distribution for Locally Interacting Quantum Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In the talk, we present our analytical results supported by numerical data and discuss possible implications of a Gaussian density of states for physical problems. |
Tobias Hofmann; Tobias Helbig; Ronny Thomale; Martin Greiter; |
| 475 | Finite Temperature Scaling of Multipartite Entanglement in The Critical 1-D Spin ½ Antiferromagnetic Heisenberg Chain Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that the QFI can be expressed as the static structure factor, plus a correction that vanishes as T ? |
Varun Menon; Nicholas Sherman; Maxime Dupont; Joel Moore; |
| 476 | Micromasers As Quantum Batteries Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We show that a micromaser is an excellent model of quantum battery. |
Varinder Singh; Vahid Shaghaghi; Dario Rosa; Giuliano Benenti; |
| 477 | Topological Information Device Operating at The Landauer Limit Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We propose and theoretically investigate a novel Maxwell’s demon implementation based on the spin-momentum locking property of topological matter. |
Inanc Adagideli; Alexander Brinkman; A. Mert Bozkurt; |
| 478 | Efficient Sampling Scheme with Trotter Gates for Evaluating Thermal Expectation Values on Quantum Computers Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this study, we propose an alternative to a Haar random state: Pure states generated by applying Trotter gates to random product states. |
Shimpei Goto; Ryui Kaneko; Ippei Danshita; |
| 479 | Concurrence Percolation in Quantum Networks Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will explain how entanglement distribution on quantum networks (QN) is traditionally understood by mapping to classical percolation theory, which gives rise to a nontrivial threshold—in terms of the entanglement per link—for possibly transmitting entanglement between two arbitrarily distant nodes in QN. |
XIANGYI MENG; Jianxi Gao; Shlomo Havlin; |
| 480 | Entropy of The Quantum Work Distribution Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study properties of the work distribution of a many-body system driven through a quantum phase transition for both sudden quenches and finite time ramps. |
Steve Campbell; |
| 481 | Multipartite Entanglement Spectroscopy with Single Particle Green’s Functions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We demonstrate how to use the single particle electronic response functions to determine an itinerant electronic system’s multipartite entanglement. |
Robert Konik; Rajesh Malla; Andreas Weichselbaum; Tzu-Chieh Wei; Wenhan Guo; |
| 482 | Multipartite Entanglement Spectroscopy in A Quasi-one-dimensional Hubbard Model: A Single Particle Green’s Function Approach Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We evaluate the multipartite entanglement in a quasi-one-dimensional Hubbard model by computing the quantum Fisher information (QFI) of a witness operator associated with the single-particle Green’s function. |
Rajesh Malla; Wenhan Guo; Tzu-Chich Wei; Andreas Weichselbaum; Robert Konik; |
| 483 | Using Good Vibrations: Melting and Controlled Shear Jamming of Dense Granular Suspensions Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study suspensions of rough silica particles in a Newtonian fluid. |
Chloé Garat; |
| 484 | The Collapse of A Granular Raft Under Bi-axial Compression Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Taken together, our study provides new insights on the unusual dynamics of fluid interfaces laden with a monolayer of granular particles. |
Ranit Mukherjee; Benjamin Druecke; Xiang Cheng; Sungyon Lee; |
| 485 | Particle Induced Lubrication During The Flow of A Granular Material Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We have studied the flow behavior of a granular material by coating the surface of individual particles in the material with very tiny, frictionless, lubricant particles. |
Ravindra Ghodake; Ashish Orpe; Pankaj Doshi; |
| 486 | The Odd Weight of Grains: Anomalous Janssen Effect in Narrow Granular Columns Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present an experimental study addressing the mechanical behavior of static granular packings confined within a narrow vertical column: by reproducing the classical experiment designed by Janssen in 1895 but using narrower columns, we observe a reverse Janssen effect whereby the fraction of the weight supported by the base overcomes one. |
Ramon Planet; Caleb Anderson; Iker Zamorano; Bernat Argelich; Alberto Fernandez-Nieves; |
| 487 | Simulating Soft Granular Silo Flow in Varying Gravity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present results of LAMMPS Molecular Dynamics simulations of 2D gravity-driven flows of ~30,000 soft uniform spheres through a vertical silo. |
Abigail Tadlock; Kerstin Nordstrom; |
| 488 | Granular Rod Flows Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we explore how the properties of a granular rod, namely it’s aspect ratio and surface roughness, influence the angle of reponse for systems of varying size, flowing down an inclined plane, using the discrete element method, that is fully accessible to students at any level. |
Leo Silbert; Imane Bahji; |
| 489 | The Astonishing Behavior of Non-convex Grains in Granular Shear Experiments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The details of this phenomenon are extremely sensitive to the particle geometry and the height of the granular bed. We propose a hypothesis that explains this behavior qualitatively. |
Ralf Stannarius; Mahdieh Mohammadi; Ahmed Ashour; Dmitry Puzyrev; Torsten Trittel; |
| 490 | Rotation and Translation Dynamics in A Granular Gas of Rough Spheres in Microgravity Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We analyze the role of translations and rotations during their granular cooling. |
Kirsten Harth; Torsten Trittel; Dmitry Puzyrev; Ralf Stannarius; |
| 491 | Granular Shear Jamming with Fixed Pinning Sites Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize the mean flow and stress response when small numbers of pinning sites are present in the system. |
Brian Utter; Diana Phommavanh; Christopher Mastandrea; Cacey Bester; Katharina Vollmayr-Lee; Amy Graves; |
| 492 | Local and Global Measures of The Shear Modulus of Jammed Packings Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We first measure the ensemble-averaged shear modulus, < G tot> = < G + − | G −|> as a function of the pressure p, where G + and | G –| are the contributions from configurations with positive and negative shear moduli, respectively. We show that < G +> and <| G −|> obey different scaling relations with pressure above and below pN 2∼1, where N is the system size. |
Weiwei Jin; Shiyun Zhang; Jerry Zhang; Mark Shattuck; Corey O’Hern; |
| 493 | Statistics Predict Random Circle Packing Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we present the general formula for the density of random packed circles from their PDFs, and the theoretical underpinnings of the formula. |
David Meer; Eric Weeks; |
| 494 | Sailing Leidenfrost Droplets on Superheated Granular Layer Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We characterize the sailing motion for a wide range of particle sizes and liquid properties. |
Binh Nguyen; Tuan Tran; Dongdong Liu; Vu Nguyen; |
| 495 | In-Situ Measurements of Stress Fluctuations and Kinematics in Triaxial Tests Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The apparatus can uniquely be used to study sand samples as small as 1 mm diameter by 2 mm tall (containing about 1000 grains of Ottawa sand) and as large as 15 mm diameter by 30 mm tall (containing over 50000 grains of Ottawa sand). Here, we report uses of this apparatus at laboratory and synchrotron x-ray facilities to study the micromechanics of sand undergoing large strains (>30% in shear bands, 15% axially). |
Ryan Hurley; Ghassan Shahin; Ye Tian; Edward Ando; Øyvind Torgersrud; Eleni Stavropoulou; Andrew King; |
| 496 | Universal Trade-off Structure Between Symmetry, Irreversibility, and Quantum Coherence in Quantum Processes Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Symmetry, irreversibility, and quantum coherence are foundational concepts in physics. Here, we present a universal trade-off relation that builds a bridge between these three concepts. |
Hiroyasu Tajima; Ryuji Takagi; Yui Kuramochi; Keiji Saito; |
| 497 | Quantum Fluctuation Theorem Under Continuous Measurement and Feedback Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we derive the quantum fluctuation theorem in an intriguing and unexplored situation, namely under continuous measurement and feedback. |
Toshihiro Yada; Nobuyuki Yoshioka; Takahiro Sagawa; |
| 498 | Weak Measurement Driven Thermal Machines Based on Coupled Qubits Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the role of weak measurement and feedback in determining the power and performance of coupled qubit-based thermal machines. |
Robert Czupryniak; Bibek Bhandari; Paulo Erdman; Andrew Jordan; |
| 499 | A Thermal State Conditioned on Pointer Bases and Its Properties Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We introduce the conditional thermal state, which is a thermal state conditioned on the pointer bases, and discuss its resource-theoretic properties. |
Akira Sone; Diogo Soares-Pinto; Sebastian Deffner; |
| 500 | Quantum Absorption Refrigerator Based on 3-body Interaction Resets Qubit Autonomously Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here, we present the realization of a quantum absorption refrigerator based on a three-body interaction in superconducting circuits. |
Aamir Mohammed Ali; Paul Jamet Suria; José Marín Guzmán; Antonio; Claudia Castillo Moreno; Jeffrey Epstein; Nicole Yunger Halpern; Simone Gasparinetti; |
| 501 | Activation of Strong Local Passive States with Quantum Energy Teleportation Protocols Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, I will present both the minimal theoretical model of activation with a fully unitary quantum energy teleportation protocol and the first experimental realization of local activation on a bipartite quantum system using nuclear magnetic resonance. |
Nayeli A. Rodriguez Briones; Hemant Katiyar; Raymond Laflamme; Eduardo Martín-Martínez; |
| 502 | Energy Conservation with Post-selection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We investigate the energy change of the measurement apparatus when a quantum system is measured. |
Spencer Rogers; Andrew Jordan; |
| 503 | Entanglement Entropy Evolution and Random Matrices Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We discuss the time-evolution of the entanglement entropy in an isolated quantum system prepared in a factorized state. |
Rishabh Kumar; Eugenio Bianchi; |
| 504 | Thermal and Quantum Fluctuation Effects on Non-spherical Nuclei: The Case of Spin-1 System Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work we investigate the collective role of thermal and quantum fluctuations on non-equilibrium thermodynamics of a quantum system, specifcally, the quantum- thermodynamic description of spin-1 nuclei based on the concepts of quantum and statistical mechanics. |
Mulugeta Bekele; |
| 505 | Probing Coherent Quantum Thermodynamics Using A Trapped Ion Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this work, we report an experimental measurement of the genuine quantum correction to the classical work fluctuation-dissipation relation (FDR). |
GIACOMO GUARNIERI; |
| 506 | Thermalisation in Non-Markovian Environments Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Here we use a variety of exact numerical methods such as time evolving matrix product operators (TEMPO) and the hierarchy of pure states (HOPS) to investigate how non-Markovian environments can perturb the thermal equilibrium state of strongly interacting many-body quantum systems. |
Ewen Lawrence; Peter Kirton; |
| 507 | Characterizing Symmetry-Protected Thermal Equilibrium By Work Extraction Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk, we explain the concept of complete passivity under symmetry constraints. |
Yosuke Mitsuhashi; Kazuya Kaneko; Takahiro Sagawa; |
| 508 | Finite Temperature Quantum Walk of A Single Particle Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We study the dynamics of a single quantum particle in a d-dimensional space, generated by a local, time-independent Hamiltonian. |
Andrew Osborne; Chao Yin; Andrew Lucas; |
| 509 | Chaotic Dynamics of An Elastically Bouncing Dumbbell Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: The dynamics of an elastically bouncing dumbbell are analogous to those of a ball bouncing on a sinusoidally oscillating surface with one important exception: the dumbbell’s angular velocity, analogous to the surface’s oscillation frequency, changes with each bounce, making the subsequent motion significantly more complicated. We investigate this dynamical system over a range of aspect ratios and initial energy, finding periodic, quasi-periodic and chaotic motions. |
Scott Franklin; |
| 510 | Exploring The Role of Spatial Coupling in Spatiotemporal Chaos Using Covariant Lyapunov Vectors Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We use the covariant Lyapunov vectors (CLVs) to provide new insights into the role of the spatial couplings for the chaotic dynamics of large 1D and 2D coupled map lattices (CMLs). |
Aditya Raj; Mark Paul; |
| 511 | Harmonic Dispersion Relation for Strongly Nonlinear Elastic Waves Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: We present a theory for the dispersion of generated harmonics in a traveling nonlinear wave. |
Mahmoud Hussein; Romik Khajehtourian; |
| 512 | Phonon Rogue Waves in Materials Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, rare events in which phonons combine to generate larger deviations from equilibrium may have more impact on material properties than their share of the phase space would suggest. We calculate the rate at which these phonon rogue waves are expected to arise under the model that individual phonons are independent and uncorrelated. |
William Perry; Andrew Brooks; Xiaoliang Zhang; Xiaoguang Zhang; |
| 513 | Giant Concentration Fluctuations Far-from-equilibrium and Reduction to A Soluble Model of Turbulent Advection Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: However, their numerical simulations of the model did not obviously reproduce the experimentally observed k^{-4} structure function. We resolve this discrepancy by solving the model analytically. |
Amir Jafari; |
| 514 | Stochastic Analysis of Reactive Processes in Interacting Particle Systems Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In such systems new collective phenomena can emerge as exemplified by the occurrence of chemically-driven phase separation. Therefore, we investigate the effects of particle interactions by means of a general formalism based on the chemical master equation. |
Reda Tiani; Uwe C. Täuber; |
| 515 | A Generalized Coarse-Graining Procedure from Diffusive Master Equations to PDEs Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this talk we will discuss how to use a symmetric and antisymmetric decomposition to extend this approach to a completely general diffusive microscopic process. |
Andrew Li; Andrew Li; Leonid Miroshnik; Sang Han; Ganesh Balakrishnan; Talid Sinno; |
| 516 | Noise Effects in Outbreak Statistics: Large and Small Fluctuations Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: Motivated by recent epidemic outbreaks, including those of COVID-19, we solve the canonical problem of calculating the dynamics and likelihood of extensive outbreaks in a population within a large class of stochastic epidemic models, including the susceptible-infected-recovered (SIR) model and its general extensions. |
Jason Hindes; |
| 517 | Signal Transmission in Chains of Coupled Nonlinear Oscillators Related Papers Related Patents Related Grants Related Venues Related Experts View Highlight: In this presentation, we will present how periodic and noisy inputs are propagated along chains of coupled nonlinear oscillators with stochastic variation of their natural frequencies. |
Paul Woafo; |