1. School of Science, International Joint Research Center for Nanophotonics and Biophotonics, Changchun University of Science and Technology, Changchun 130022, China
2. College of Information Technology, Jilin Agriculture University, Changchun 130118, China
3. State Key Laboratory of High Power Semiconductor Laser, Changchun University of Science and Technology, Changchun 130022, China