The generation of multiple quadratic spatial solitons aligned approximately along a crystal axis in a biaxial noncritically phase-matched crystal is shown theoretically and experimentally to be the consequence of anisotropic diffraction.
© 2002 Optical Society of America
Sergey Polyakov, Roman Malendevich, Ladislav Jankovic, George Stegeman, Christian Bosshard, and Peter Gunter, "Effects of anisotropic diffraction on quadratic multisoliton excitation in noncritically p hase-matched crystals," Opt. Lett. 27, 1049-1051 (2002)