In the present study, the existence domain of ion-acoustic solitons (IASs), double layers (DLs) and supersolitons (SSs) is evaluated in an unmagnetised plasma having three components with cold fluid ions, cool Maxwellian electrons and hot q-nonextensive electrons by using Sagdeev potential approach. Parameter domain for the existence of IASs, DLs and their coexistence and absence of negative polarity SSs is discussed. The amplitude, width of the solitons, DLs and SSs are dependent on the Mach number and nonextensive parameter.
Author(s) Details:
Rajkamal Kakoti,
Department of Physics, North Eastern Regional Institute of Science and
Technology, Nirjuli, Arunachal Pradesh- 791109, India.
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