Macroscopic wall pressure and microscopic contact load in crowds without egress: social-group cohesion and boundary bufferingCrowd safety in confined venues is usually evaluated through evacuation performance or pre-collision avoidance, while direct mechanical hazards in dense gatherings without egress remain poorly…Bo-Shiun Shen, Son-Hsien Chen·Jul 28, 2026SaveLearn
Gravity-controlled non-equilibrium Casimir pressure in a binary liquid mixtureWe investigate the non-equilibrium Casimir pressure in an isothermal binary liquid mixture maintained in a spatially constant and stationary concentration gradient parallel to gravity and confined…Marcin Piotr Pruszczyk, Roberto Cerbino, Andrea Gambassi·Jul 28, 2026SaveLearn
Entanglement asymmetry in the gapped XYZ spin-12 chainThe entanglement asymmetry measures how strongly a symmetry is broken inside a subsystem. Analytic results at equilibrium have so far covered free theories and, perturbatively, the critical XXZ…Felipe Taha Sant'Ana·Jul 28, 2026SaveLearn
Don't truncate, decompose: mean-field dynamics of long-range quantum systems from strongly correlated statesWe challenge the widespread consensus that mean-field theory fails to describe long-range open quantum systems in the presence of symmetry breaking and/or when starting from strongly correlated…Federico Carollo·Jul 28, 2026SaveLearn
Logarithmic Aging Diffusion from a Multiplicative Event Clock: Rare Event Statistics, Ultraslow Transport, and Ensemble-Time InequivalenceLogarithmic time dependences occur in many aging materials, but neither a t relaxation law nor a 1/t event rate uniquely identifies the underlying stochastic mechanism. We examine a specific…Chunyan Li, Zheng Li, Yueyan Li et al.·Jul 28, 2026SaveLearn
Fermions on a 1D lattice: localized sources and sinks with dephasingWe study a general one-dimensional spinless fermionic system subject to a localized source, sink, and bulk dephasing. Within the Lindblad framework, we compute the time evolution of the density…Elka Bhattacharya, Sushant Saryal, Soumya Ghosh et al.·Jul 28, 2026SaveLearn
Noise-Assisted Metastability: From Lévy Flights to Memristors, Quantum Escape, and Josephson-based Axion SearchesMany-body and complex systems, both classical and quantum, often exhibit slow, nonlinear relaxation toward stationary states due to the presence of metastable configurations and environmental…Claudio Guarcello, Alexander A. Dubkov, Davide Valenti et al.·Jul 28, 2026SaveLearn
Approaching Kasteleyn transition in frustrated quantum Heisenberg antiferromagnetsWe show that the Kasteleyn transition, the abrupt proliferation of infinite strings of defects in classical dimer and related models, can also be relevant for frustrated 2d quantum magnets. This is…Katarina Karlova, Afonso Rufino, Taras Verkholyak et al.·Jul 28, 2026SaveLearn
Conservation laws and chaos propagation in a non-reciprocal classical magnetWe study a nonreciprocal generalization [EPL 60, 418 (2002)] of the classical Heisenberg spin chain, in which the exchange coupling is nonsymmetric, and show that it displays a ballistic spreading of…Nisarg Bhatt, Purnendu Das, Subroto Mukerjee et al.·Jul 28, 2026SaveLearn
Machine Learning the H-theoremThe H-theorem provides a microscopic foundation for the Second Law of Thermodynamics and therefore occupies a central place in statistical physics. At the same time, its relation to microscopic…Ruben Lier·Jul 28, 2026SaveLearn
Coordinate and Momentum Distributions of a Small Composite SystemAn isolated small system consisting of a movable shell and a finite number of internal particles is considered. Exact distributions of the shell coordinates and momenta are obtained for various types…Dmitry Naplekov, Yury Bezruk, Vladimir Yanovsky·Jul 27, 2026SaveLearn
Phase Transitions and Order Parameters in Correlation Matrices: A Wishart-Ensemble Perspective on the Largest EigenvalueWe investigate the properties of the largest eigenvalue of correlation matrices within the framework of Wishart ensembles. In this work, we propose the largest eigenvalue as an effective empirical…Roberto da Silva, Antonio Mihara, Henrique Tramontina et al.·Jul 27, 2026SaveLearn
Strongly-connected percolation on directed latticesWe study percolation on lattices with directed bonds, focusing on the behavior of strongly-connected percolation clusters -- clusters in which every site is reachable from every other along a…M. E. J. Newman, P. Grassberger, R. M. Ziff·Jul 27, 2026SaveLearn
Effective Field Theory of Operator Scrambling from Strong-to-Weak Symmetry BreakingOperator scrambling is commonly diagnosed by the growth of out-of-time-ordered correlators (OTOCs), yet a general symmetry principle underlying their effective dynamics has remained elusive. For…Bai-Lin Cheng, Shao-Kai Jian, Zhi-Cheng Yang·Jul 27, 2026SaveLearn
Fluctuation theorems for autonomous work in the quantum regimeFluctuation theorems for work provide universal constraints on nonequilibrium fluctuations, yet their quantum generalizations often rely on externally prescribed classical driving protocols. While…Xiu-Hua Zhao, H. T. Quan·Jul 27, 2026SaveLearn
Control of morphology and topology in a lattice model of branching morphogenesisWe present a lattice model for morphogen-controlled branching morphogenesis which combines ideas and concepts from non-equilibrium physics and developmental biology. In this model, the stochastic…Christian Hanauer, Frank Jülicher, Efe Ilker·Jul 27, 2026SaveLearn
Amortized Posteriors for Estimation of Material Constitutive Parameters from Multimodal Measurements on Small Punch TestsBayesian calibration of material constitutive parameters from multimodal mechanical test data is often limited by the need to specify a joint likelihood across measurement modalities that differ in…Mohammad Ali Seyed Mahmoud, Aditya Venkatraman, Raj Mahat et al.·Jul 27, 2026SaveLearn
Reminiscences about Hans CapelAs an homage to the memory of Hans Willem Capel, I present some personal reminiscences and thoughts that come to my mind in this special occasion.Constantino Tsallis·Jul 27, 2026SaveLearn
Non-Reciprocal yet Equilibrium Critical DynamicsNon-reciprocal interactions find broad applicability in non-equilibrium and living systems. Their canonical implementation involves asymmetric couplings between two entities, which generally induce…Emir Sezik·Jul 27, 2026SaveLearn
Dynamic hysteresis in an autocatalytic reaction networkHere we show that an autocatalytic reaction network can exhibit dynamic hysteresis as a result of the competition between its intrinsic relaxation time scale and that of the periodic drive. The…Sheela Yadav, Jason R. Green, Moupriya Das·Jul 27, 2026SaveLearn
Thermodynamics with thermodynamic variable first-passage time. II. Dynamics of explosive boiling of superheated liquid, critical indices, fractional calculusWithin the framework of stochastic first-passage time thermodynamics (TFPT) and power-law distributions (Mittag-Leffler and Levy), the appearance of fractional Caputo derivatives in hydrodynamic…V. V. Ryazanov·Jul 27, 2026SaveLearn
Thermodynamics with thermodynamic variable first-passage time. I. From stochastic trajectories to nonlinear transport equationsThe theoretical foundation of combining external nonequilibrium thermodynamics, the nonequilibrium statistical operator method, and stochastic first passage time thermodynamics are explored. It is…V. V. Ryazanov·Jul 27, 2026SaveLearn
The problem of relaxation to equilibriumWhen a thermodynamic system is released from any constraint, after some time its evolution will render it into an equilibrium state. Although the description of this relaxation to thermodynamic…Silvina Limandri, Silvina Segui, Bruno Castellano et al.·Jul 27, 2026SaveLearn
Self-averaging parameter estimation for coarse-grained particle modelsWe introduce a parameter estimation method that utilizes microscopic data, specifically averages and correlations of selected microscopic observables, to determine the parameters of a stochastic…Carlos Monago, J. A. de la Torre, Pep Español·Jul 27, 2026SaveLearn
Pushy Random Walk: A Minimal Model for Transport in Deformable MediaWe introduce the pushy random walk, where a walker can push multiple obstacles, thereby penetrating large distances in environments with finite obstacle density. This process provides a minimal model…Ofek Lauber Bonomo, Itamar Shitrit, Shlomi Reuveni et al.·Jul 27, 2026SaveLearn