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Influence of angular momentum on transport coefficients in rarefied gases. / Oblapenko, G.; Kustova, E. V.

In: Physica A: Statistical Mechanics and its Applications, Vol. 553, 124673, 01.09.2020.

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Oblapenko, G. ; Kustova, E. V. / Influence of angular momentum on transport coefficients in rarefied gases. In: Physica A: Statistical Mechanics and its Applications. 2020 ; Vol. 553.

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@article{2ca281acaf0645e2a6437e561ae01ba7,
title = "Influence of angular momentum on transport coefficients in rarefied gases",
abstract = "In the present work, the influence of intrinsic angular momentum on transport coefficients in a single-component gas flow is studied on the basis of the generalized Chapman–Enskog method. A self-consistent set of flow equations is derived, both for an inviscid and viscous flow approximations. It is shown that when angular momentum is considered, the shear viscosity coefficient is a tensor of rank 4, the thermal conductivity coefficient is a tensor of rank 2. The presence of cross-coupling between the heat flux and flux of angular momentum is also demonstrated. Numerical results for the thermal conductivity coefficient, coefficient of coupling between angular momentum and heat fluxes, as well as the bulk viscosity are presented for the case of 2-dimensional flow of atomic hydrogen.",
keywords = "Angular momentum, Boltzmann equation, Chapman–Enskog method, Rarefied gas dynamics, KINETIC-THEORY, THERMAL-CONDUCTIVITY, Chapman-Enskog method",
author = "G. Oblapenko and Kustova, {E. V.}",
year = "2020",
month = sep,
day = "1",
doi = "10.1016/j.physa.2020.124673",
language = "English",
volume = "553",
journal = "Physica A: Statistical Mechanics and its Applications",
issn = "0378-4371",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Influence of angular momentum on transport coefficients in rarefied gases

AU - Oblapenko, G.

AU - Kustova, E. V.

PY - 2020/9/1

Y1 - 2020/9/1

N2 - In the present work, the influence of intrinsic angular momentum on transport coefficients in a single-component gas flow is studied on the basis of the generalized Chapman–Enskog method. A self-consistent set of flow equations is derived, both for an inviscid and viscous flow approximations. It is shown that when angular momentum is considered, the shear viscosity coefficient is a tensor of rank 4, the thermal conductivity coefficient is a tensor of rank 2. The presence of cross-coupling between the heat flux and flux of angular momentum is also demonstrated. Numerical results for the thermal conductivity coefficient, coefficient of coupling between angular momentum and heat fluxes, as well as the bulk viscosity are presented for the case of 2-dimensional flow of atomic hydrogen.

AB - In the present work, the influence of intrinsic angular momentum on transport coefficients in a single-component gas flow is studied on the basis of the generalized Chapman–Enskog method. A self-consistent set of flow equations is derived, both for an inviscid and viscous flow approximations. It is shown that when angular momentum is considered, the shear viscosity coefficient is a tensor of rank 4, the thermal conductivity coefficient is a tensor of rank 2. The presence of cross-coupling between the heat flux and flux of angular momentum is also demonstrated. Numerical results for the thermal conductivity coefficient, coefficient of coupling between angular momentum and heat fluxes, as well as the bulk viscosity are presented for the case of 2-dimensional flow of atomic hydrogen.

KW - Angular momentum

KW - Boltzmann equation

KW - Chapman–Enskog method

KW - Rarefied gas dynamics

KW - KINETIC-THEORY

KW - THERMAL-CONDUCTIVITY

KW - Chapman-Enskog method

UR - http://www.scopus.com/inward/record.url?scp=85084438309&partnerID=8YFLogxK

U2 - 10.1016/j.physa.2020.124673

DO - 10.1016/j.physa.2020.124673

M3 - Article

AN - SCOPUS:85084438309

VL - 553

JO - Physica A: Statistical Mechanics and its Applications

JF - Physica A: Statistical Mechanics and its Applications

SN - 0378-4371

M1 - 124673

ER -

ID: 53502821