The viscosity effect on the kinetic Alfvén solitary wave for (dashed line), 0.005 (solid line), and 0.5 (dotted line).
(a) The pseudopotential V(n) and (b) solitary wave solution for a = 1 and b = −1.5 in Eq. (32) in which there is no viscosity.
(a) The approximate pseudopotential compared with V(n) for a = 1 and b = −1.5. (b) The trajectory of the pseudo-particle under viscosity in the approximated pseudopotential .
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