Influence of electron–electron collisions on the formation of a nonlocal EDF

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Influence of electron–electron collisions on the formation of a nonlocal EDF. / Yuan, C.; Bogdanov, E. A.; Kudryavtsev, A. A. ; Rabadanov, K. M. ; Zhou, Z.

In: Plasma Sources Science and Technology, Vol. 28, No. 1, 015001, 09.01.2019.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{a25a103bc0bb429f8c32522477aa5392,

title = "Influence of electron–electron collisions on the formation of a nonlocal EDF",

abstract = "The influence of electron-electron collisions on the formation of a nonlocal electron distribution function (EDF) and other characteristics of the electron gas are analyzed. Correct expressions for the coefficients in the integral of electron-electron collisions are obtained that are suitable for substitution into the kinetic Boltzmann equation averaged over the volume. This method of EDF calculation is implemented in COMSOL Multiphysics software. The example of positive column plasma in argon shows that accounting for electron-electron collisions leads both to differences between nonlocal and local EDFs and to dependence on the ionization degree.",

keywords = "Boltzmann equation, electron-electron collisions, gas discharge, low-temperature plasma, nonlocal electron distribution function, POSITIVE-COLUMN, APPROXIMATION, FLUID MODELS, KINETICS, BOLTZMANN-EQUATION, ENERGY DISTRIBUTION FUNCTION",

author = "C. Yuan and Bogdanov, {E. A.} and Kudryavtsev, {A. A.} and Rabadanov, {K. M.} and Z. Zhou",

year = "2019",

month = jan,

day = "9",

doi = "https://doi.org/10.1088/1361-6595/aaf7f5",

language = "English",

volume = "28",

journal = "Plasma Sources Science and Technology",

issn = "0963-0252",

publisher = "IOP Publishing Ltd.",

number = "1",

}

RIS

TY - JOUR

T1 - Influence of electron–electron collisions on the formation of a nonlocal EDF

AU - Yuan, C.

AU - Bogdanov, E. A.

AU - Kudryavtsev, A. A.

AU - Rabadanov, K. M.

AU - Zhou, Z.

PY - 2019/1/9

Y1 - 2019/1/9

N2 - The influence of electron-electron collisions on the formation of a nonlocal electron distribution function (EDF) and other characteristics of the electron gas are analyzed. Correct expressions for the coefficients in the integral of electron-electron collisions are obtained that are suitable for substitution into the kinetic Boltzmann equation averaged over the volume. This method of EDF calculation is implemented in COMSOL Multiphysics software. The example of positive column plasma in argon shows that accounting for electron-electron collisions leads both to differences between nonlocal and local EDFs and to dependence on the ionization degree.

AB - The influence of electron-electron collisions on the formation of a nonlocal electron distribution function (EDF) and other characteristics of the electron gas are analyzed. Correct expressions for the coefficients in the integral of electron-electron collisions are obtained that are suitable for substitution into the kinetic Boltzmann equation averaged over the volume. This method of EDF calculation is implemented in COMSOL Multiphysics software. The example of positive column plasma in argon shows that accounting for electron-electron collisions leads both to differences between nonlocal and local EDFs and to dependence on the ionization degree.

KW - Boltzmann equation

KW - electron-electron collisions

KW - gas discharge

KW - low-temperature plasma

KW - nonlocal electron distribution function

KW - POSITIVE-COLUMN

KW - APPROXIMATION

KW - FLUID MODELS

KW - KINETICS

KW - BOLTZMANN-EQUATION

KW - ENERGY DISTRIBUTION FUNCTION

UR - http://www.scopus.com/inward/record.url?scp=85062909813&partnerID=8YFLogxK

U2 - https://doi.org/10.1088/1361-6595/aaf7f5

DO - https://doi.org/10.1088/1361-6595/aaf7f5

M3 - Article

VL - 28

JO - Plasma Sources Science and Technology

JF - Plasma Sources Science and Technology

SN - 0963-0252

IS - 1

M1 - 015001

ER -

ID: 38629334