Constrained instantons and kink-antikink collisions

/ Authors

C. Adam, A. García Martín-Caro, M. Huidobro, K. Oleś, T. Romańczukiewicz, A. Wereszczyński

/ Abstract

We show that constrained $CP^1$ instantons, combined with the Relativistic Moduli Space approach, can accurately describe kink-antikink collisions in the $\phi^4$ model.

Journal: Physics Letters B

DOI: 10.1016/j.physletb.2023.137728

Constrained instantons and kink-antikink collisions

/ Authors

C. Adam, A. García Martín-Caro, M. Huidobro, K. Oleś, T. Romańczukiewicz, A. Wereszczyński

/ Abstract

We show that constrained $CP^1$ instantons, combined with the Relativistic Moduli Space approach, can accurately describe kink-antikink collisions in the $\phi^4$ model.

Journal: Physics Letters B

DOI: 10.1016/j.physletb.2023.137728