Observation of vortex-ring "discrete" solitons in 2D photonic lattices

Guy Bartal, Jason W. Fleischer, Oren Cohen, Ofer Manela, Mordechai Segev, Jared Hudock, Demetrios N. Christodoulides
2004 Nonlinear Guided Waves and Their Applications   unpublished
We present the experimental observation of both on-site and off-site vortex-ring solitons of unity topological charge in a nonlinear photonic lattice, along with a theoretical study of their propagation dynamics and stability.
doi:10.1364/nlgw.2004.ma3 fatcat:bk2iorohfjbavjqo63yfi6w53m