Results 1 to 10 of about 36,700 (253)

On the van der Waals Gas, Contact Geometry and the Toda Chain [PDF]

open access: yesEntropy, 2018
A Toda–chain symmetry is shown to underlie the van der Waals gas and its close cousin, the ideal gas. Links to contact geometry are explored.
Diego Alarcón   +3 more
doaj   +10 more sources

Increase in Axial Compressibility in a Spinning Van der Waals Gas [PDF]

open access: yesEntropy, 2021
We investigated the adiabatic compression along the axial direction of a spinning Van der Waals gas by applying theoretical analysis and molecular dynamics (MD) simulations.
Yun Liu   +3 more
doaj   +5 more sources

Rényi’s Entropy, Statistical Order and van der Waals Gas [PDF]

open access: yesEntropy, 2022
The notion of statistical order derives from the disequilibrium concept introduced by López-Ruiz, Mancini, and Calbet thirty years ago. In this effort, it is shown that the disequilibrium is intimately linked to the celebrated Rényi entropy.
Flavia Pennini, Angelo Plastino
doaj   +4 more sources

Detonation in van der Waals Gas

open access: yesFluids, 2023
Solving problems of detonation control is associated with obtaining detailed information about the gas dynamics accompanying the detonation process. This paper focuses on the dynamics of real gas flow through a plane detonation wave.
Andriy A. Avramenko   +3 more
doaj   +6 more sources

An Analytical Investigation of Natural Convection of a Van Der Waals Gas over a Vertical Plate

open access: yesFluids, 2021
The study focused on a theoretical study of natural convection in a van der Waals gas near a vertical plate. A novel simplified form of the van der Waals equation derived in the study enabled analytical modeling of fluid flow and heat transfer ...
Andriy A. Avramenko   +2 more
doaj   +3 more sources

Three different integration schemes for finding soliton solutions in the (1+1)-dimensional Van der Waals gas system

open access: yesResults in Physics, 2023
This paper explores three distinct integration schemes applied to the problem of finding soliton solutions in the (1+1)-dimensional Van der Waals gas system.
Ahmed H. Arnous   +4 more
doaj   +3 more sources

Extending classical nucleation theory to consider curvature and real-gas effects [PDF]

open access: yesUltrasonics Sonochemistry
This paper introduces a Classical Nucleation Theory framework that explicitly incorporates curvature-dependent surface tension (Tolman correction) and real-gas behavior (Van der Waals correction) to predict cavitation inception at nanoscale gaseous ...
Mazyar Dawoodian, Ould el Moctar
doaj   +2 more sources

An Integral Method for Natural Convection of Van Der Waals Gases over a Vertical Plate

open access: yesEnergies, 2021
This paper focuses on a study of natural convection in a van der Waals gas over a vertical heated plate. In this paper, for the first time, an approximate analytical solution of the problem was obtained using an integral method for momentum and energy ...
A. A. Avramenko   +3 more
doaj   +1 more source

Mathematical Model Simulation of Non-Linear Equations using MATLAB: Specific Volume of Gas with Van der Waals Equation

open access: yesJurnal Ilmiah Pendidikan Fisika Al-Biruni, 2022
Computational physics is concerned with the application of numerical methods in solving physical problems. The van der Waals gas model is one of the most common non-linear models.
Ayu Fitri Amalia   +3 more
doaj   +1 more source

The Classical–Quantum Passage: A van der Waals Description

open access: yesEntropy, 2022
We undertake a van der Waals inquiry at very low temperatures so as to find signs of a classical–quantum frontier. We investigate the relation of such signs with the celebrated van der Waals gas–liquid transition.
Flavia Pennini, Angel Plastino
doaj   +1 more source

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