Results 21 to 30 of about 1,294,438 (368)

Local non-equilibrium thermodynamics. [PDF]

open access: yesSci Rep, 2015
AbstractLocal Shannon entropy lies at the heart of modern thermodynamics, with much discussion of trajectory-dependent entropy production. When taken at both boundaries of a process in phase space, it reproduces the second law of thermodynamics over a finite time interval for small scale systems.
Jinwoo L, Tanaka H.
europepmc   +7 more sources

The mereology of thermodynamic equilibrium [PDF]

open access: yesSynthese, 2021
AbstractThe special composition question (SCQ), which asks under which conditions objects compose a further object, establishes a central debate in modern metaphysics. Recent successes of inductive metaphysics, which studies the implications of the natural sciences for metaphysical problems, suggest that insights into the SCQ can be gained by ...
openaire   +3 more sources

Linear stochastic thermodynamics

open access: yesNew Journal of Physics, 2022
We study the thermodynamics of open systems weakly driven out-of-equilibrium by nonconservative and time-dependent forces using the linear regime of stochastic thermodynamics. We make use of conservation laws to identify the potential and nonconservative
Danilo Forastiere   +2 more
doaj   +1 more source

Thermodynamics of scale-dependent Friedmann equations

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
In this work, the role of a time-varying Newton constant under the scale-dependent approach is investigated in the thermodynamics of the Friedman equations.
Pedro Bargueño   +2 more
doaj   +1 more source

Multiscale Thermodynamics

open access: yesEntropy, 2021
Multiscale thermodynamics is a theory of the relations among the levels of investigation of complex systems. It includes the classical equilibrium thermodynamics as a special case, but it is applicable to both static and time evolving processes in ...
Miroslav Grmela
doaj   +1 more source

Open-Circuit Voltage Comes from Non-Equilibrium Thermodynamics

open access: yes, 2020
Originally derived by Walther Nernst more than a century ago, the Nernst equation for the open-circuit voltage is a cornerstone in the analysis of electrochemical systems.
Diego del Olmo, M. Pavelka, J. Košek
semanticscholar   +1 more source

Thermodynamic equilibrium in general relativity [PDF]

open access: yesPhysical Review D, 2019
The thermodynamic equilibrium condition for a static self-gravitating fluid in the Einstein theory is defined by the Tolman-Ehrenfest temperature law, $T{\sqrt {g_{00}(x^{i})}} = constant$, according to which the proper temperature depends explicitly on the position within the medium through the metric coefficient $g_{00}(x^{i})$.
J. A. S. Lima   +2 more
openaire   +4 more sources

Modeling the transformation of І and ІІІ types kerogen by the method of entropy maximization

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія Геологія. Географія. Екологія, 2021
Purpose, methods and research methodology. The aim of the work is to calculate and compare the trends of transformation of organic matter of I-A and III-A type kerogen, which is in contact with organic and inorganic gases in the process of immersion of ...
Олександр Любчак   +3 more
doaj   +1 more source

Entropy and the Second Law of Thermodynamics—The Nonequilibrium Perspective

open access: yesEntropy, 2020
An alternative to the Carnot-Clausius approach for introducing entropy and the second law of thermodynamics is outlined that establishes entropy as a nonequilibrium property from the onset.
Henning Struchtrup
doaj   +1 more source

On universal features of the turbulent cascade in terms of non-equilibrium thermodynamics [PDF]

open access: yesJournal of Fluid Mechanics, 2017
Features of the turbulent cascade are investigated for various datasets from three different turbulent flows, namely free jets as well as wake flows of a regular grid and a cylinder.
N. Reinke   +3 more
semanticscholar   +1 more source

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