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Drawing inspiration from transportation theory, in this work we introduce the notions of "well-structured" and "stable" Gibbs states and we investigate their implications for quantum thermodynamics and its resource theory approach via…

量子物理 · 物理学 2024-12-10 Frederik vom Ende , Emanuel Malvetti

In this paper, we extend Gibbs's approach of quasi-equilibrium thermodynamic processes, and calculate the microscopic expression of entropy for general non-equilibrium thermodynamic processes. Also, we analyze the formal structure of…

统计力学 · 物理学 2025-12-23 Jun Chul Park

In this work we solve thermo-hydrodynamical equations considering a two dimensional electron system in the integer quantum Hall regime, to calculate the spatial distribution of the local electron temperature. We start from the…

介观与纳米尺度物理 · 物理学 2012-03-14 N. Boz Yurdaşan , K. Akgüngör , A. Siddiki , İ. Sökmen

Density-dependent potentials are frequently used in materials simulations due to their approximate description of many-body effects at minimal computational cost. However, in order to apply such models to multi-component systems, an…

化学物理 · 物理学 2020-09-14 Peter Vanya , James A. Elliott

Recent theoretical studies of statistical mechanical properties of systems with long range interactions are briefly reviewed. In these systems the interaction potential decays with a rate slower than 1/r^d at large distances r in d…

统计力学 · 物理学 2009-11-13 David Mukamel

Chemical theories involving thermodynamical equilibrium states invariably utilize statistical mechanical equilibrium density distributions. Here, a definition of heat-work transformation termed thermo mechanical coherence is first made, and…

化学物理 · 物理学 2007-05-23 Christopher G. Jesudason

In stationary spacetimes global equilibrium states can be defined, applying the maximum entropy principle, by the introduction of local thermodynamic fields determined solely by geometry. As an example, we study a class of equilibrium…

广义相对论与量子宇宙学 · 物理学 2018-12-27 Rodolfo Panerai

A theory of local temperature measurement of an interacting quantum electron system far from equilibrium via a floating thermoelectric probe is developed. It is shown that the local temperature so defined is consistent with the zeroth,…

介观与纳米尺度物理 · 物理学 2016-06-08 Charles A. Stafford

In a recent work [Reible et al., Phys. Rev. Res. 5, 023156, 2023], it has been shown that the mean particle-particle interaction across an ideal surface that divides a system into two parts, can be employed to estimate the size dependence…

统计力学 · 物理学 2024-01-25 Luigi Delle Site , Carsten Hartmann

For a closed bi-partite quantum system partitioned into system proper and environment we interprete the microcanonical and the canonical condition as constraints for the interaction between those two subsystems. In both cases the possible…

量子物理 · 物理学 2009-11-07 J. Gemmer , G. Mahler

Based on the relationship that the interaction energy between any two subsystems is equal to their internal energy multiplied by the interaction coefficient, we have derived a series correlated expressions of statistical physical…

物理与社会 · 物理学 2025-07-29 Jiaqi Zheng , Zhifu Huang

The Markov property entails the conditional independence structure inherent in Gibbs distributions for general classical Hamiltonians, a feature that plays a crucial role in inference, mixing time analysis, and algorithm design. However,…

量子物理 · 物理学 2025-04-04 Chi-Fang Chen , Cambyse Rouzé

An expression for the internal energy of a fluid element in a weakly coupled, magnetized, anisotropic plasma is derived from first principles. The result is a function of entropy, particle density and magnetic field, and as such plays the…

等离子体物理 · 物理学 2015-06-11 R. D. Hazeltine , S. M. Mahajan , P. J. Morrison

We provide an extension of a recent approach to study non-equilibrium thermodynamics [Phys. Rev. E 81, 051130 (2010), to be denoted by I in this work] to inhomogeneous systems by considering the latter to be composed of quasi-independent…

统计力学 · 物理学 2013-05-30 P. D. Gujrati

Beginning from the semiclassical Hamiltonian, the Fermi pressure and Bohm potential for the quantum hydrodynamics application (QHD) at finite temperature are consistently derived in the framework of the local density approximation with the…

等离子体物理 · 物理学 2018-04-18 Zh. A. Moldabekov , M. Bonitz , T. S. Ramazanov

The development of a self-consistent thermodynamic theory of quantum systems is of fundamental importance for modern physics. Still, despite its essential role in quantum science and technology, there is no unifying formalism for…

量子物理 · 物理学 2022-11-30 André Malavazi , Frederico Brito

A classical (non-quantum-mechanical) relativistic ideal gas in thermodynamic equilibrium in a uniformly accelerated frame of reference is studied using Gibbs's microcanonical and grand canonical formulations of statistical mechanics. Using…

经典物理 · 物理学 2015-05-20 Domingo J. Louis-Martinez

The approach to a substantiation of thermodynamics is offered. A conservative system of interacting elements, which is not in equilibrium, is used as a model. This system is then split into small subsystems that are accepted as being in…

统计力学 · 物理学 2007-05-23 V. M. Somsikov

We prove that the lowest free energy of a classical interacting system at temperature $T$ with a prescribed density profile $\rho(x)$ can be approximated by the local free energy $\int f_T(\rho(x))dx$, provided that $\rho$ varies slowly…

数学物理 · 物理学 2024-08-28 Michal Jex , Mathieu Lewin , Peter Madsen

We propose a new class of phenomenological models for dynamic glass transitions. The system consists of an ensemble of mesoscopic regions to which local energies are allocated. At each time step, a region is randomly chosen and a new local…

无序系统与神经网络 · 物理学 2009-11-11 Ivan Junier