Affiliation: | 1.School of Opto-Electronic and Communication Engineering, Xiamen University of Technology, Xiamen, 361024, China ;2.Department of Materials Science and Engineering, Da-Yeh University, Dacun, Changhua, 51591, Taiwan ;3.Fujian Key Laboratory of Optoelectronic Technology and Devices, Xiamen University of Technology, Xiamen, 361024, China ; |