Affiliation: | 1. Department of Optics and Photonics, National Central University, Chung‐Li, Taiwan;2. Department of Electrical Engineering, National Central University, Chung‐Li, Taiwan;3. Department of Materials Science and Engineering, National Cheng Kung University, Tainan, Taiwan;4. Institute of Photonics and Optoelectronics, National Taiwan University, Taipei, Taiwan;5. Computer, Electrical and Mathematical Sciences and Engineering (CEMSE) Division, King Abdullah University of Science and Technology (KAUST), Thuwal, Saudi Arabia |