Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma

This paper investigates how an electrostatic Langmuir wave having large amplitude affects the Weibel instability (WI) in the existence of ions and an electron beam. Two Langmuir side band waves are produced by coupling of EM perturbation to the Langmuir wave. The Langmuir wave (LW) increases the gro...

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Main Authors: Kumar Amit, Dhawan Rajat, Gupta Ruby, Sabharwal Namita, Sharma Jyotsna
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/67/e3sconf_icmpc2023_01272.pdf
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author Kumar Amit
Dhawan Rajat
Gupta Ruby
Sabharwal Namita
Sharma Jyotsna
author_facet Kumar Amit
Dhawan Rajat
Gupta Ruby
Sabharwal Namita
Sharma Jyotsna
author_sort Kumar Amit
collection DOAJ
description This paper investigates how an electrostatic Langmuir wave having large amplitude affects the Weibel instability (WI) in the existence of ions and an electron beam. Two Langmuir side band waves are produced by coupling of EM perturbation to the Langmuir wave. The Langmuir wave (LW) increases the growth rate beyond its linear value. Here, we noticed that the growth rate Γ(sec−1) scales linearly with the electron beam velocity vbe and 1/2 power of the electron beam density nbe. As we increase the density of ions inside the plasma, the growth rate stabilizes. Additionally, we find that the growth rate is very sensitive to the plasma frequency of ions. Therefore, our work finds an application in space, galactic cosmic rays and supernovas. Also, our work covers a range of application from the development of fusion power to understand the various astrophysical phenomena.
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spelling doaj.art-4d012cbed5364d9bb35d8ee53fac4f902023-10-17T08:47:20ZengEDP SciencesE3S Web of Conferences2267-12422023-01-014300127210.1051/e3sconf/202343001272e3sconf_icmpc2023_01272Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a PlasmaKumar Amit0Dhawan Rajat1Gupta Ruby2Sabharwal Namita3Sharma Jyotsna4Department of Physics, Amity School of Applied Sciences, Amity University HaryanaPlasma Science and Technology Laboratory, Department of Physics, Indian Institute of TechnologyDepartment of Physics, Swami Shraddhanand College, University of Delhi, AlipurDepartment of Physics, Government CollegeDepartment of Physics, Amity School of Applied Sciences, Amity University HaryanaThis paper investigates how an electrostatic Langmuir wave having large amplitude affects the Weibel instability (WI) in the existence of ions and an electron beam. Two Langmuir side band waves are produced by coupling of EM perturbation to the Langmuir wave. The Langmuir wave (LW) increases the growth rate beyond its linear value. Here, we noticed that the growth rate Γ(sec−1) scales linearly with the electron beam velocity vbe and 1/2 power of the electron beam density nbe. As we increase the density of ions inside the plasma, the growth rate stabilizes. Additionally, we find that the growth rate is very sensitive to the plasma frequency of ions. Therefore, our work finds an application in space, galactic cosmic rays and supernovas. Also, our work covers a range of application from the development of fusion power to understand the various astrophysical phenomena.https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/67/e3sconf_icmpc2023_01272.pdf
spellingShingle Kumar Amit
Dhawan Rajat
Gupta Ruby
Sabharwal Namita
Sharma Jyotsna
Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
E3S Web of Conferences
title Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
title_full Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
title_fullStr Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
title_full_unstemmed Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
title_short Theoretical Study on Weibel instability in the existence of large amplitude Langmuir wave inside a Plasma
title_sort theoretical study on weibel instability in the existence of large amplitude langmuir wave inside a plasma
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/67/e3sconf_icmpc2023_01272.pdf
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