Interaction between kinks and antikinks with double long-range tails

We explore a class of ϕ4n models with kink and antikink solutions that have long-range tails on both sides, specializing to the cases with n=2 and n=3. A recently developed method of an accelerating kink ansatz is used to estimate the force between the kink and the antikink. We use state-of-the-art...

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Bibliographic Details
Main Authors: João G.F. Campos, Azadeh Mohammadi
Format: Article
Language:English
Published: Elsevier 2021-07-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269321003014