Head-on collision between two solitary waves in a one-dimensional bead chain

Wang Fu-Gang¹, Yang Yang-Yang¹, Han Juan-Fang^{1, 2}, Duan Wen-Shan^{1, 2, †}

(color online) Displacement diagram of solitary waves corresponding to Fig. 8. The arrows stand for the propagation directions of waves. The red solid line represents the kink L without collision and the black solid line represents the kink L after collision.