Results 21 to 30 of about 37,161 (255)

Thermodynamics, statistical mechanics and the vanishing pore width limit of confined fluids

open access: yesCommunications Physics, 2023
Temperature, particle number and volume are the independent variables of the Helmholtz free energy for a bulk fluid. For a fluid confined in a slit pore between two walls, they are usually complemented by the surface area.
W. Dong, T. Franosch, R. Schilling
doaj   +1 more source

Fidelity susceptibility as holographic PV-criticality

open access: yesPhysics Letters B, 2017
It is well known that entropy can be used to holographically establish a connection among geometry, thermodynamics and information theory. In this paper, we will use complexity to holographically establish a connection among geometry, thermodynamics and ...
Davood Momeni   +3 more
doaj   +1 more source

Thermal performance in heat exchangers by the irreversibility, effectiveness, and efficiency concepts using nanofluids [PDF]

open access: yesЖурнал інженерних наук, 2020
The objective of the work is to obtain the outlet temperatures of the fluids in a shell and tube heat exchanger. The second law of thermodynamics is applied through the concepts of efficiency, effectiveness, and irreversibility to analyze the results ...
Nogueira E.
doaj   +1 more source

Thermodynamic volume of cosmological solitons

open access: yesPhysics Letters B, 2017
We present explicit expressions of the thermodynamic volume inside and outside the cosmological horizon of Eguchi-Hanson solitons in general odd dimensions. These quantities are calculable and well-defined regardless of whether or not the regularity condition for the soliton is imposed.
Mbarek, Saoussen, Mann, Robert B.
openaire   +3 more sources

On Thermodynamically Compatible Finite Volume Schemes for Continuum Mechanics

open access: yesSIAM Journal on Scientific Computing, 2022
In this paper we present a new family of semi-discrete and fully-discrete finite volume schemes for overdetermined, hyperbolic and thermodynamically compatible PDE systems. In the following we will denote these methods as HTC schemes. In particular, we consider the Euler equations of compressible gasdynamics, as well as the more complex Godunov-Peshkov-
Busto, S   +3 more
openaire   +2 more sources

Thermodynamics of 5D charged rotating black holes: a counterterms treatment

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
We use the counterterms subtraction method to calculate various thermodynamical quantities for charged rotating black holes in five-dimensional minimal gauged supergravity (Chong et al.
Adel Awad, Hassan ElSayed
doaj   +1 more source

A New Thermodynamically Compatible Finite Volume Scheme for Magnetohydrodynamics

open access: yesSIAM Journal on Numerical Analysis, 2023
In this paper we propose a novel thermodynamically compatible finite volume scheme for the numerical solution of the equations of magnetohydrodynamics (MHD) in one and two space dimensions. As shown by Godunov in 1972, the MHD system can be written as overdetermined symmetric hyperbolic and thermodynamically compatible (SHTC) system.
Saray Busto, Michael Dumbser
openaire   +3 more sources

Impact of thermodynamic hypotheses on the calculation of the quantity of CO2 stored in a saline aquifer [PDF]

open access: yesMATEC Web of Conferences, 2023
The aim of this paper is to study the impact of thermodynamics models on the CO2 storage capacity of an aquifer, by using modelling and simulation of transport phenomena in porous media.
Aboukalam Da Cruz Matheus H. A.   +3 more
doaj   +1 more source

Thermodynamics and weak cosmic censorship conjecture in extended phase spaces of anti-de Sitter black holes with particles’ absorption

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
The thermodynamics and weak cosmic censorship conjecture in extended phase spaces of charged anti-de Sitter black holes describing the massive gravity are investigated by the absorptions of the scalar particle and fermion.
Deyou Chen
doaj   +1 more source

Application of the Molecular Interaction Volume Model for Calculating Activities of Elements in Ferromanganese Alloys: Mn-C, Mn-Fe, Fe-C, and Mn-Fe-C Systems

open access: yesCrystals, 2022
The molecular interaction volume model (MIVM) developed by Tao is a fluid-based model derived from statistical thermodynamics and fluid phase equilibria.
Haipeng Chen   +4 more
doaj   +1 more source

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