supported by the National Natural Science Foundation of China(Grant No.60077018);the Youth for NPU Teachers Scientific and Technological Innovation Foundation,and the Postgraduate Seeds Foundation of NPU(Grant No.Z20030088).
According to the Kukhtarev equations and a simplified model based on the photovoltaic charge carriers transport mechanism, the distributions of the index changes (DICs) in LiNbO3:Fe crystals induced by sheet beams wit...