Supported by the Third World Academy of Sciences;the National Natural Science Foundation of Cliina;the Key Research Project in Climbing Program from the State Science and Technology Commission of China.
We observed the photorefractive spatial dark-soliton stripes In LiNbO3:Fe crystal,and demonsirate the planar waveguide property of refractive index proiile induced by these spatial dark-soli ton stripes.We suggest a n...