Multi-kink collisions in the ${\varphi }^6$ model

Aliakbar Moradi Marjaneh, Vakhid A. Gani, Danial Saadatmand +2

We study simultaneous collisions of two, three, and four kinks and antikinks of the ${\varphi }^6$ model at the same spatial point. Unlike the ${\varphi }^4$ kinks, the ${\varphi }^6$ kinks are asymmetric an…