Liu, Pengxiang; Xu, Degang; Liu, Changming; Lv, Da; Lv, Yingjin; Wang, Peng; Yao, Jianquan; Liu, Pengxiang; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Xu, Degang; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Liu, Changming; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Lv, Da; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Lv, Yingjin; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Wang, Peng; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China; Yao, Jianquan; The Institute of Lasers and Opto-electronics, The College of Precision Instruments and Opto-electronic Engineering, Tianjin University, Tianjin 300072, People’s Republic of China ; Key Laboratory of Opto-electronics Information Technology, Tianjin University, Ministry of Education, Tianjin 300072, People’s Republic of China (Institute of Physics Publishing, 2011-08-01)