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A proof of the relativistic $H$-theorem by including nonextensive effects is given. As it happens in the nonrelativistic limit, the molecular chaos hypothesis advanced by Boltzmann does not remain valid, and the second law of thermodynamics…

统计力学 · 物理学 2009-11-11 R. Silva , J. A. S. Lima

In this work we introduce, for the first time, as far as we know, a complete self-consist kinetic model for collisional transport in the nonextensive statistics, i.e., the generalization of the ordinary Maxwell-Boltmzann statistics…

等离子体物理 · 物理学 2018-06-08 Diego S. Oliveira , Ricardo M. O. Galvão

We present a possible extension of the usual relativistic nuclear mean field models widely used to describe nuclear matter towards accounting for the influence of possible intrinsic fluctuations caused by the environment. Rather than…

核理论 · 物理学 2011-04-29 J. Rozynek , G. Wilk

During the past dozen years there have been numerous articles on a relation between entropy and probability which is non-additive and has a parameter $q$ that depends on the nature of the thermodynamic system under consideration. For $q=1$…

统计力学 · 物理学 2009-11-07 Michael Nauenberg

This paper concerns a time-independent thermoelectric model with two different boundary conditions. The model is a nonlinear coupled system of the Maxwell equations and an elliptic equation. By analyzing carefully the nonlinear structure of…

偏微分方程分析 · 数学 2019-09-04 Xing-Bin Pan , Zhibing Zhang

This work deals with the physical system governed by a Hamiltonian operator, in two-dimensional space, of spinless charged particles subject to a perpendicular magnetic field B, coupled with a harmonic potential in the context of…

统计力学 · 物理学 2025-04-30 Bienvenu Gnim Adewi , Isiaka Aremua , Laure Gouba

We apply a variant of the Nose-Hoover thermostat to derive the Hamiltonian of a nonextensive system that is compatible with the canonical ensemble of the generalized thermostatistics of Tsallis. This microdynamical approach provides a…

统计力学 · 物理学 2009-11-07 J. S. Andrade , M. P. Almeida , A. A. Moreira , G. A. Farias

The isotropic rigid and non-rigid rotators in the framework of Tsallis statistics are studied in the high and low temperature limits. The generalized partition functions, internal energies and heat capacities are calculated. It has been…

统计力学 · 物理学 2009-11-10 G. B. Bagci , Ramazan Sever , Cevdet Tezcan

We propose a system of nonlinear integral equations (NLIE) which gives the free energy of the $U_{q}(widehat{sl}(r+1|s+1))$ Perk-Schultz model. In contrast with traditional thermodynamic Bethe ansatz equations, our NLIE contain only r+s+1…

统计力学 · 物理学 2008-11-26 Zengo Tsuboi

This note summarizes the motivation for extending current density-functional theory to include nonlocal one-electron potentials, and proposes methodology for practical calculations. The theoretical model, orbital functional theory, has been…

凝聚态物理 · 物理学 2007-05-23 R. K. Nesbet

In this thesis we investigate how the nonlocalities affect the study of different PDEs coming from physics, and we analyze these equations under almost optimal assumptions of the nonlinearity. In particular, we focus on the fractional…

偏微分方程分析 · 数学 2024-02-14 Marco Gallo

The description of a conducting medium in thermal equilibrium, such as an electrolyte solution or a plasma, involves nonlinear electrostatics, a subject rarely discussed in the standard electricity and magnetism textbooks. We consider in…

化学物理 · 物理学 2018-08-01 C. G. Gray , P. J. Stiles

Examples of joint probability distributions are studied in terms of Tsallis' nonextensive statistics both for correlated and uncorrelated variables, in particular it is explicitely shown how correlations in the system can make Tsallis…

统计力学 · 物理学 2008-11-26 G. Wilk , Z. Wlodarczyk

In this paper we analyze a new temperature-dependent model for adhesive contact that encompasses nonlocal adhesive forces and damage effects, as well as nonlocal heat flux contributions on the contact surface. The related PDE system…

偏微分方程分析 · 数学 2021-04-13 Giovanna Bonfanti , Michele Colturato , Riccarda Rossi

The nonextensive thermodynamic relations are expressed under the assumption of temperature duality, endowing the "physical temperature" and the "Lagrange temperature" in different physical sense. Based on this assumption, two sets of…

统计力学 · 物理学 2016-10-18 Yahui Zheng , Jiulin Du

We show that the non-additivity relation of the Tsallis entropies in nonextensive statistical mechanics has a simple physical interpretation for systems with fluctuating temperature or fluctuating energy dissipation rate. We also show that…

统计力学 · 物理学 2009-11-07 Christian Beck

The method for the evaluation of the non-resonant thermonuclear function in the Maxwell-Boltzmann case with depleted tail is discussed. Closed forms of the analytical results are obtained in computational format, and written in terms of the…

太阳与恒星天体物理 · 物理学 2011-09-27 D. Kumar , H. J. Haubold

Recently, Gross claims that Boltzmann entropy $S=k\ln W$ is valid for any system at equilibrium, so that Tsallis entropy is useless in this case. I comment on some arguments forwarded to reach this conclusion and argue that the additive…

统计力学 · 物理学 2007-05-23 Q. A. Wang

We introduce a non-equilibrium density-functional theory of local temperature and associated local energy density that is suited for the study of thermoelectric phenomena. The theory rests on a local temperature field coupled to the…

强关联电子 · 物理学 2014-05-16 F. G. Eich , M. Di Ventra , G. Vignale

Non-local and non-convex energies represent fundamental interacting effects regulating the complex behavior of many systems in biophysics and materials science. We study one dimensional, prototypical schemes able to represent the behavior…

统计力学 · 物理学 2022-12-08 Andrea Cannizzo , Luca Bellino , Giuseppe Florio , Giuseppe Puglisi , Stefano Giordano