Institution: | 1.State Key Laboratory of Information Photonics and Optical Communications and School of Science, Beijing University of Posts and Telecommunications, Beijing, 100876, China ;2.Department of Mathematics and Physics, Zhengzhou Institute of Aeronautical Industry Management, Zhengzhou, 450015, China ;3.School of Materials Science and Engineering, Central South University, Changsha, Hunan, 410083, China ; |