Similaritons and their interactions in collisional dusty plasmas with variable dust charge and nonthermal ions

作者: Yue-yue Wang , Chao-qing Dai , Li-hua Zhao , Jie-fang Zhang

DOI: 10.1088/1751-8113/44/40/405501

关键词:

摘要: In this paper, a damped nonlinear Schr?dinger equation governing dust acoustic solitary waves is obtained in collisional dusty plasmas being comprised of grains with charge variation, Boltzmann distributed electrons and nonthermally ions. The modulation instability (MI) dust-acoustic studied the expression MI growth rate given. numerical results show that nonthermal ions, collision effect ion-to-electron temperature ratio have strong influence on existential region different types similaritons amplitude similaritons. Furthermore, interactions two are investigated.

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