PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD

Behavior of the pure electron plasma column rotating in an external constant magnetic field described in the kinetic approach is investigated. The initial stage of the axially asymmetric electrostatic oscillations instability development is considered. It is shown that the exponential increase of th...

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Main Authors: Yu. K. Moskvitina, I. V. Tkachenko
Format: Article
Language:English
Published: V.N. Karazin Kharkiv National University Publishing 2014-06-01
Series:East European Journal of Physics
Online Access:https://periodicals.karazin.ua/eejp/article/view/130
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author Yu. K. Moskvitina
I. V. Tkachenko
author_facet Yu. K. Moskvitina
I. V. Tkachenko
author_sort Yu. K. Moskvitina
collection DOAJ
description Behavior of the pure electron plasma column rotating in an external constant magnetic field described in the kinetic approach is investigated. The initial stage of the axially asymmetric electrostatic oscillations instability development is considered. It is shown that the exponential increase of the electrostatic potential leads to the redistribution of the beam’s density due to the ponderomotive force existence. The electrons motion under the influence of ponderomotive forces is modeled numerically. The simulation results are presented graphically in the form of particles set distribution in the beam’s cross section. Qualitative estimates of the beam coupling parameter, which indicates the possibility of electron plasma cooling process are submitted.
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spelling doaj.art-f1df9dec47d74899845ff14738a397692022-12-21T18:39:15ZengV.N. Karazin Kharkiv National University PublishingEast European Journal of Physics2312-43342312-45392014-06-01126772130PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELDYu. K. Moskvitina0I. V. Tkachenko1National Science Center "Kharkov Institute of Physics and Technology"61108, Kharkiv, vul. Akademicheskaya, 1National Science Center "Kharkov Institute of Physics and Technology"61108, Kharkiv, vul. Akademicheskaya, 1Behavior of the pure electron plasma column rotating in an external constant magnetic field described in the kinetic approach is investigated. The initial stage of the axially asymmetric electrostatic oscillations instability development is considered. It is shown that the exponential increase of the electrostatic potential leads to the redistribution of the beam’s density due to the ponderomotive force existence. The electrons motion under the influence of ponderomotive forces is modeled numerically. The simulation results are presented graphically in the form of particles set distribution in the beam’s cross section. Qualitative estimates of the beam coupling parameter, which indicates the possibility of electron plasma cooling process are submitted.https://periodicals.karazin.ua/eejp/article/view/130
spellingShingle Yu. K. Moskvitina
I. V. Tkachenko
PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
East European Journal of Physics
title PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
title_full PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
title_fullStr PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
title_full_unstemmed PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
title_short PURE ELECTRON PLASMA STRUCTURES FORMATION IN AN EXTERNAL CONSTANT MAGNETIC FIELD
title_sort pure electron plasma structures formation in an external constant magnetic field
url https://periodicals.karazin.ua/eejp/article/view/130
work_keys_str_mv AT yukmoskvitina pureelectronplasmastructuresformationinanexternalconstantmagneticfield
AT ivtkachenko pureelectronplasmastructuresformationinanexternalconstantmagneticfield