Modeling of nonlinear envelope solitons in strongly coupled dusty plasmas: Instability and collision
El-Labany S. K.a)†, El-Shamy E. F.a),b)‡, El-Taibany W. F.a),c)§, Zedan N. A.a)¶
       
The contour plot of the product PQ with η l = 0 by including dust charge variation effect (a) and with constant dust charge (b).