Dissipative solitons in magnetized anisotropic plasma

The propagation of ion-acoustic (IA) dissipative solitons (DSs) is investigated in magnetized plasma with the presence of pressure anisotropy and Maxwellian distributed electrons. A nonlinear damped Korteweg-de Vries (d-KdV) type equation is derived for the potential by employing the reductive pertu...

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Veröffentlicht in:Europhysics letters 2022-08, Vol.139 (3), p.33003
Hauptverfasser: Khalid, Muhammad, Khan, Hayat
Format: Artikel
Sprache:eng
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Zusammenfassung:The propagation of ion-acoustic (IA) dissipative solitons (DSs) is investigated in magnetized plasma with the presence of pressure anisotropy and Maxwellian distributed electrons. A nonlinear damped Korteweg-de Vries (d-KdV) type equation is derived for the potential by employing the reductive perturbation method (RPM) and its dissipative soliton solution is analyzed. The effect of plasma parameters like parallel anisotropic ion pressure p 1 , perpendicular anisotropic ion pressure p 2 , obliqueness l 3 , ion-neutral collisional parameter γ and magnetic field strength Ω on the characteristics of DSs are investigated. The present investigation could be useful in space and astrophysical plasma systems.
ISSN:0295-5075
1286-4854
DOI:10.1209/0295-5075/ac7ad0