Results 41 to 50 of about 379,991 (235)

Differentiable thermodynamic modeling [PDF]

open access: yesarXiv, 2021
A new framework of thermodynamic modeling is proposed by introducing the concept of differentiable programming, where all the thermodynamic observables including both thermochemical quantities and phase equilibria can be differentiated with respect to the underlying model parameters, thus allowing the models learned by gradient-based optimization.
arxiv  

Thermodynamics of Anomaly-Driven Cosmology [PDF]

open access: yesClass.Quant.Grav.26:147001,2009, 2008
The Friedmann equations of general relativity can be derived from the first law of thermodynamics when the entropy of the apparent horizon of a spatially isotropic universe is given by the Bekenstein-Hawking entropy. We point out that if the entropy of the apparent horizon receives a logarithmic correction, the first law of thermodynamics leads to a ...
arxiv   +1 more source

Thermodynamic Equilibrium of Domains in a Two-Component Langmuir Monolayer [PDF]

open access: yesBiophysical Journal, 2006
This [corrected] article outlines the results from a combined experimental and theoretical study on the properties of circular domains in a mixed Langmuir monolayer at thermodynamic equilibrium. The mixed monolayer consisted of a binary mixture of dimyristoyl-phosphatidyl-choline and dihydrocholesterol.
Kieche Meleson   +4 more
openaire   +3 more sources

Exactly solvable models and ultracold Fermi gases

open access: yes, 2010
Exactly solvable models of ultracold Fermi gases are reviewed via their thermodynamic Bethe Ansatz solution. Analytical and numerical results are obtained for the thermodynamics and ground state properties of two- and three-component one-dimensional ...
A Foerster   +9 more
core   +1 more source

Dynamical arrest of ultracold lattice fermions [PDF]

open access: yes, 2013
We theoretically investigate the thermodynamics of an interacting inhomogeneous two-component Fermi gas in an optical lattice. Motivated by a recent experiment by L.
Bakhtiari, M. Reza   +5 more
core   +2 more sources

Overcharging problem and thermodynamics in extended phase spaces

open access: yesNuclear Physics B, 2020
In this paper, the overcharging problem and thermodynamics in the extended phase spaces of the five-dimensional spherically symmetric topological black holes are investigated by absorptions of scalar particles and fermions.
Deyou Chen, Shan Zeng
doaj  

Unrestricted component count in multiphase lattice Boltzmann: a fugacity-based approach [PDF]

open access: yesarXiv, 2023
Studies of multiphase fluids utilizing the lattice Boltzmann method (LBM) are typically severely restricted by the number of components or chemical species being modeled. This restriction is particularly pronounced for multiphase systems exhibiting partial miscibility and significant interfacial mass exchange, which is a common occurrence in realistic ...
arxiv  

Thermodynamical description of the interacting new agegraphic dark energy [PDF]

open access: yesMod.Phys.Lett.A26:1897-1907,2011, 2009
We describe the thermodynamical interpretation of the interaction between new agegraphic dark energy and dark matter in a non-flat universe. When new agegraphic dark energy and dark matter evolve separately, each of them remains in thermodynamic equilibrium.
arxiv   +1 more source

Statistical Thermodynamics of Clustered Populations [PDF]

open access: yes, 2014
We present a thermodynamic theory for a generic population of $M$ individuals distributed into $N$ groups (clusters). We construct the ensemble of all distributions with fixed $M$ and $N$, introduce a selection functional that embodies the physics that ...
Matsoukas, Themis
core   +1 more source

Thermodynamics with fractal structure, Tsallis statistics and hadrons [PDF]

open access: yesPhys. Rev. D 93, 054001 (2016), 2016
A system presenting fractal structure in its thermodynamical functions is introduced, and it is shown that Tsallis statistics is the correct framework for describing the thermodynamical aspects of such fractal. Its Haussdorf dimension and its Lipshitz-H\"older exponent are determined in terms of the entropic index $q$.
arxiv   +1 more source

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