Critical couplings of two dimensional Ising model on various latticesWe develop a unified fermionic-field formulation of the two-dimensional Ising model on several planar lattices using the Kac-Ward representation. Grassmann fields are associated with directed lattice…Sh. Khachatryan, A. Sedrakyan·Aug 15, 2026SaveLearn
Nonequilibrium Maxwell-Demon NEMD formalism for transport: I. Extrapolating shear viscosity to the hydrodynamic limitThe Maxwell-Demon nonequilibrium molecular dynamics method for measuring the shear viscosity divides the fluid simulation cell into two regions of width w in the x-direction, with the particles…Hesam Arabzadeh, Brad Lee Holian·Aug 15, 2026SaveLearn
The 6-ε Expansion for Long-Range Lee--Yang and Percolation CriticalityThe crossover from long-range (LR) to short-range (SR) criticality in percolation has remained unsettled because previous renormalization-group (RG) analysis within the ε'=3σ-d expansion fixes…Zhiyi Li, Kun Chen, Zhijie Fan et al.·Aug 15, 2026SaveLearn
Exact Thermoelectric Transport Coefficients and Figure of Merit for Graphene Photothermoelectric Devices from a Finite Zeta-Function Mott SeriesThe standard Mott formula is widely used to describe thermoelectric transport, but it becomes less accurate when the temperature is not much smaller than the Fermi energy. In this work, we develop an…Luis Daniel Villa Cortes, S. R. Valluri, Atul Jhalani et al.·Aug 14, 2026SaveLearn
Linear response across interaction regimes in two-dimensional ferromagnetsRecent discoveries of two-dimensional (2D) ferromagnets have stimulated intense interest in understanding and controlling their spin transport properties. A central microscopic feature of these…Aaron Müller, Pavel E. Dolgirev, Oleksii Malyshev et al.·Aug 14, 2026SaveLearn
Generalizing the multidimensional thermodynamic uncertainty relation to combinations of arbitrary counting variablesUncertainty relations provide lower bounds for otherwise hidden quantities of a partially accessible Markov network like the mean entropy production rate and the total dynamical activity. The…Niklas Buschmann, Udo Seifert, Alexander M. Maier·Aug 14, 2026SaveLearn
Small-world structure of quantum computer hardwareWe show that the network of quantum register states of a quantum computer (QC), coupled through residual two-body interactions between qubits, exhibits small-world properties analogous to those of…S. J. da Silva Junior, D. L. Shepelyansky, J. Lages·Aug 14, 2026SaveLearn
Far-from-equilibrium scaling of non-abelian Goldstone modesWe identify a broad class of nonthermal phases generated by the interplay of continuous symmetry breaking and weak nonequilibrium driving. Extending Kardar-Parisi-Zhang (KPZ) physics beyond the…Carl Philipp Zelle, Gustav John, Orla Supple et al.·Aug 13, 2026SaveLearn
Far-from-equilibrium topological phase transition in one dimensionWe uncover a mechanism for far-from-equilibrium topological phase transitions, via a one-dimensional compact phase model evolving deterministically from random initial conditions. It rests on…Ze-Min Huang, Gustav John, Sebastian Diehl·Aug 13, 2026SaveLearn
Equivariant learning of a transferable three-dimensional classical density functionalLiquids exhibit collective behavior that depends sensitively on thermodynamic conditions, interfaces and confinement, yet predicting each new state commonly requires a separate atomistic simulation.…Bingqing Cheng·Aug 13, 2026SaveLearn
Local and quasilocal conservation laws of three-state IRF cellular automata and their quantum deformationsUsing patch-matrix-product methods, we study two reversible three-state interaction-round-a-face cellular automata introduced by Klobas and Prosen [J. Phys. A 55, 094003 (2022)] - the…Tomaž Prosen·Aug 13, 2026SaveLearn
Thermodynamics of Learning: A Typed Four-Component Accounting of Memory, Fit, and ValueWhat a finite learning device has recorded and what will hold value for it on future tasks are not the same quantity. We develop a typed accounting for finite-state learning devices that separates…Akihito Sudo·Aug 13, 2026SaveLearn
Intermediate scattering function of Brownian particles in a tilted cosine potentialWe solve the Fokker-Planck equation for a Brownian particle in a tilted cosine potential and derive the intermediate scattering function (ISF), which captures the full spatio-temporal dynamics of the…Regina Rusch, Thomas Franosch·Aug 12, 2026SaveLearn
Interface phases and dynamics in two-dimensional quantum magnets: A "holographic" approach from universality to quantum simulationWe introduce a framework to classify quantum phases, phase transitions, and non-equilibrium dynamics of interfaces separating ordered bulk domains in 2D quantum magnets - equivalently, confining…Abhishodh Prakash, Jaydev Singh Rao, Siddharth A. Parameswaran et al.·Aug 12, 2026SaveLearn
Finite-depth scaling and an exact Bernoulli-leaf identity for the min-plus process on the binary treeThe min-plus process is a stochastic coagulation-annihilation-type process on the binary tree, of interest in mathematics, physics, and computer science as a tractable instance of max-type recursive…José Ricardo G. Mendonça·Aug 12, 2026SaveLearn
Shortcuts to Parameter SweepsEfficient evaluation of stationary parametric sensitivities over broad parameter ranges is important for identifying influential training data, fitting force fields, and predicting material…Chi Xiang, Guodong Cheng, Geng Li·Aug 12, 2026SaveLearn
Macroscopic fluctuation theory for the multi-time statistics of current in non-stationary diffusive systemsThe statistics of current fluctuations has long been a central object of study in non-equilibrium physics. Most existing work has focused on one-time statistics, while their multi-time generalisation…Sabyasachi Chowdhury, Kapil Sharma, Sandeep Jangid et al.·Aug 12, 2026SaveLearn
Ideal heat engine cycles at maximal efficiency -- the ideal gas and beyondGiven a particular heat engine cycle, what is the optimal working medium that results in the highest efficiency? While one might jump to the conclusion that it must surely be the ideal gas, the…Gregory Behrendt, Sebastian Deffner·Aug 12, 2026SaveLearn
A piston-like polymer stochastic heat engineColloidal stochastic engines are often regarded as microscopic analogues of macroscopic pis ton cylinder heat engines. However, although they share some underlying physical principles, such systems…Yi-Jui Chiu, Cheng-Hung Chang·Aug 11, 2026SaveLearn
Observable dependence and rate identifiability in false-vacuum decay of the quantum Ising chainExtracting a thermodynamic nucleation rate from finite-time quantum dynamics requires separating observable decay from estimator and finite-size validity. We develop a multilevel identification…Boliang Yu, Ruixin Zhou, Hang Su·Aug 11, 2026SaveLearn
Geometry of Noisy Quantum Many-Body Dynamics with Continuous Symmetries: Entanglement and CorrelationsWe study unitary quantum dynamics in noisy Brownian models with global continuous symmetries, such as U(1) and SU(2), focusing on Rényi entanglement entropies and hydrodynamic and…Marco Lastres, Sanjay Moudgalya·Aug 11, 2026SaveLearn
Exact First-Passage Time Response Theory from Steady-State ResponseThe mean first-passage time (MFPT) provides a universal temporal measure of transport, reaction, search, and switching processes in physical, chemical, and biological systems. Understanding how MFPTs…Ruicheng Bao, Shiling Liang·Aug 11, 2026SaveLearn
Exact Expressions of Entropy for Classical Non-interacting Many-body SystemsIn the thermodynamic limit, the equilibrium state of a many-body system can be characterized by three pairs of conjugate thermodynamic variables: E/T,V/P,N/μ. In this limit, the thermodynamic…Yuheng Wu, Henrik Heelweg, Rigel Galgana·Aug 11, 2026SaveLearn
Jamming transition in an active exclusion processMultiple studies on active matter have shown that activity can induce or suppress a phase transition, or modify the critical behavior of a passive system. Here we investigate how activity affects the…Kavita Jain, Sakuntala Chatterjee·Aug 11, 2026SaveLearn
Steady-state phase transition in one-dimensional hybrid contact processWe investigate the steady-state phase transition in a one-dimensional hybrid contact process. We implement the single-site and cluster mean-field approximations based on the effective fields and…Lin Shang, Shuai Geng, Xingli Li et al.·Aug 11, 2026SaveLearn