1. School of Opto-electronic and Communication Engineering, Xiamen University of Technology, Xiamen, 361024, China
2. School of Ocean Information Engineering, Jimei University, 183 Yinjiang Road, Jimei, Xiamen 361021, Fujian, China
3. Department of Materials Science and Engineering, National United University, Miaoli 36063, Taiwan
4. Department of Applied Materials and Optoelectronic Engineering, National Chi Nan University, Nantou 54561, Taiwan
5. Fujian Provincial Key Laboratory of Nanomaterials, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, China
6. Department of Applied Physics, National University of Kaohsiung, Kaohsiung, Kaohsiung University Rd., 81148, Taiwan
7. Department of Materials Science and Engineering, Da-Yeh University, Changhua, 51591, Taiwan