Some results of a numerical study of colliding solitary wave solutions of the Maxwell-Bloch equations are reported. At high densities these pulses do not behave as solitons: on collision they undergo deformations and throw off oscillating tails. © 1977.
Caudrey, P. J., & Eilbeck, J. C. (1977). Numerical evidence for breakdown of soliton behaviour in solutions of the Maxwell-Bloch equations. Physics Letters A, 62(2), 65–66. https://doi.org/10.1016/0375-9601(77)90950-1