Dynamics of the multi-soliton waves in the sine-Gordon model with two identical point impurities

Azamat M Gumerov, Roman V Kudryavtsev, Evgenii G Ekomasov

The particular type of four-kink multi-solitons (or quadrons) adiabatic dynamics of the sine-Gordon equation in a model with two identical point attracting impurities has been stud…