Resonance phenomena in the $\varphi^8$ kinks scatteringстатья
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Дата последнего поиска статьи во внешних источниках: 3 ноября 2021 г.
Аннотация:We study the scattering of the $\varphi^8$ kinks with power-law asymptotics. We found two critical values of the initial velocity, and , which separate different regimes of the kink-antikink collision. At the initial velocities kinks can not collide due to repulsive force between them. At the kinks escape to spatial infinities after one collision. In the range we observed kinks capture and formation of their bound state. Besides that, at these initial velocities we found resonance phenomena - escape windows.