We study experimentally and theoretically collisions between photorefractive spatial solitons propagating in opposite directions and show that each of the interacting solitons significantly affects the self-bending of the other, exhibiting effective attraction for one beam and repulsion for the other.
© 2004 Optical Society of America
Carmel Rotschild, Oren Cohen, Ofer Manela, Tal Carmon, and Mordechai Segev, "Interactions between spatial screening solitons propagating in opposite directions," J. Opt. Soc. Am. B 21, 1354-1357 (2004)