Formation of inverse electron distribution function and absolute negative conductivity in nonlocal plasma of a dc glow discharge

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Formation of inverse electron distribution function and absolute negative conductivity in nonlocal plasma of a dc glow discharge. / Yuan, Chengxun; Yao, Jingfeng ; Bogdanov, Evgeny A.; Kudryavtsev, Anatoly A.; Zhou, Zhongxiang.

в: Physical Review E, Том 101, № 3, 031202, 23.03.2020.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

BibTeX

@article{4abd1f4eea1240999d8cd2093360c9b3,

title = "Formation of inverse electron distribution function and absolute negative conductivity in nonlocal plasma of a dc glow discharge",

abstract = "The inversion of the electron energy distribution function (EEDF) at low energies and the absolute negative electron conductivity are predicted and confirmed by numerical modeling of a direct current glow discharge in argon. It is shown that, in contrast to the local approximation used earlier for searching the inverse EEDF, in a real gas-discharge plasma, the formation of the EEDF is significantly affected by the terms with spatial gradients in the Boltzmann kinetic equation. In analogy with the inverse population of excited states in lasers, such a medium will amplify electromagnetic waves.",

keywords = "FIELD, MOBILITY, MODEL",

author = "Chengxun Yuan and Jingfeng Yao and Bogdanov, {Evgeny A.} and Kudryavtsev, {Anatoly A.} and Zhongxiang Zhou",

year = "2020",

month = mar,

day = "23",

doi = "10.1103/PhysRevE.101.031202",

language = "English",

volume = "101",

journal = "Physical Review E",

issn = "1539-3755",

publisher = "American Physical Society",

number = "3",

}

RIS

TY - JOUR

T1 - Formation of inverse electron distribution function and absolute negative conductivity in nonlocal plasma of a dc glow discharge

AU - Yuan, Chengxun

AU - Yao, Jingfeng

AU - Bogdanov, Evgeny A.

AU - Kudryavtsev, Anatoly A.

AU - Zhou, Zhongxiang

PY - 2020/3/23

Y1 - 2020/3/23

N2 - The inversion of the electron energy distribution function (EEDF) at low energies and the absolute negative electron conductivity are predicted and confirmed by numerical modeling of a direct current glow discharge in argon. It is shown that, in contrast to the local approximation used earlier for searching the inverse EEDF, in a real gas-discharge plasma, the formation of the EEDF is significantly affected by the terms with spatial gradients in the Boltzmann kinetic equation. In analogy with the inverse population of excited states in lasers, such a medium will amplify electromagnetic waves.

AB - The inversion of the electron energy distribution function (EEDF) at low energies and the absolute negative electron conductivity are predicted and confirmed by numerical modeling of a direct current glow discharge in argon. It is shown that, in contrast to the local approximation used earlier for searching the inverse EEDF, in a real gas-discharge plasma, the formation of the EEDF is significantly affected by the terms with spatial gradients in the Boltzmann kinetic equation. In analogy with the inverse population of excited states in lasers, such a medium will amplify electromagnetic waves.

KW - FIELD

KW - MOBILITY

KW - MODEL

UR - https://journals.aps.org/pre/abstract/10.1103/PhysRevE.101.031202

UR - http://www.scopus.com/inward/record.url?scp=85083414355&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/68db6a54-0ba8-3261-8a54-ec1a01c24152/

U2 - 10.1103/PhysRevE.101.031202

DO - 10.1103/PhysRevE.101.031202

M3 - Article

VL - 101

JO - Physical Review E

JF - Physical Review E

SN - 1539-3755

IS - 3

M1 - 031202

ER -

ID: 52436826