Landau Damping of Langmuir Waves: An Alternative Derivation

In this paper, a discussion of the Landau damping of Langmuir waves is presented together with a simple derivation which does not require the application of methods of complex analysis. A general dispersion relation is derived systematically which corresponds to a nonlinear equation. The latter equa...

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Tác giả chính: Andreas Shalchi
Định dạng: Bài viết
Ngôn ngữ:English
Được phát hành: MDPI AG 2021-10-01
Loạt:Physics
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Truy cập trực tuyến:https://www.mdpi.com/2624-8174/3/4/59
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author Andreas Shalchi
author_facet Andreas Shalchi
author_sort Andreas Shalchi
collection DOAJ
description In this paper, a discussion of the Landau damping of Langmuir waves is presented together with a simple derivation which does not require the application of methods of complex analysis. A general dispersion relation is derived systematically which corresponds to a nonlinear equation. The latter equation is solved numerically but asymptotic limits are also discussed.
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spelling doaj.art-b53ad180a3204343b3dfdcf818ef9e252023-11-23T10:09:33ZengMDPI AGPhysics2624-81742021-10-013494095410.3390/physics3040059Landau Damping of Langmuir Waves: An Alternative DerivationAndreas Shalchi0Department of Physics and Astronomy, University of Manitoba, Winnipeg, MB R3T 2N2, CanadaIn this paper, a discussion of the Landau damping of Langmuir waves is presented together with a simple derivation which does not require the application of methods of complex analysis. A general dispersion relation is derived systematically which corresponds to a nonlinear equation. The latter equation is solved numerically but asymptotic limits are also discussed.https://www.mdpi.com/2624-8174/3/4/59Langmuir wavesLandau dampingparticle wave interactions
spellingShingle Andreas Shalchi
Landau Damping of Langmuir Waves: An Alternative Derivation
Physics
Langmuir waves
Landau damping
particle wave interactions
title Landau Damping of Langmuir Waves: An Alternative Derivation
title_full Landau Damping of Langmuir Waves: An Alternative Derivation
title_fullStr Landau Damping of Langmuir Waves: An Alternative Derivation
title_full_unstemmed Landau Damping of Langmuir Waves: An Alternative Derivation
title_short Landau Damping of Langmuir Waves: An Alternative Derivation
title_sort landau damping of langmuir waves an alternative derivation
topic Langmuir waves
Landau damping
particle wave interactions
url https://www.mdpi.com/2624-8174/3/4/59
work_keys_str_mv AT andreasshalchi landaudampingoflangmuirwavesanalternativederivation