Ion-Acoustic Rogue Waves in Double Pair Plasma Having Non-Extensive Particles
نویسندگان
چکیده
The modulational instability (MI) of ion-acoustic (IA) waves (IAWs) and associated IA rogue (IARWs) are studied in double-pair plasma containing inertial positive negative ions, inertialess non-extensive electrons iso-thermal positrons. A standard nonlinear Schrödinger equation (NLSE) is derived by employing reductive perturbation method. It can be seen from the numerical analysis that system supports both modulationally stable (unstable) parametric regime which dispersive coefficients NLSE have opposite (same) sign. also found basic features IAWs (viz., MI criteria IAWs, amplitude, width IARWs, etc.) rigorously changed parameters such as mass, charge state, number density species. outcomes our present investigation should useful understanding propagation electrostatic IARWs astrophysical laboratory plasmas.
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ژورنال
عنوان ژورنال: Universe
سال: 2021
ISSN: ['2218-1997']
DOI: https://doi.org/10.3390/universe7030063