Dark and grey compressional dispersive Alfvén solitons in plasmas

Shukla, Padma and Eliasson, Bengt and Stenflo, Lennart (2011) Dark and grey compressional dispersive Alfvén solitons in plasmas. Physics of Plasmas, 18 (6). 064511. ISSN 1070-664X

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Abstract

The amplitude modulation of compressional dispersive Alfvén (CDA) waves in a low-β plasma is considered. It is shown that the dynamics of modulated CDA waves is governed by a cubic nonlinear Schrödinger equation, which depicts the formation of a dark/grey envelope CDA soliton.