1. King Abdullah University of Science & Technology (KAUST), Computer, Electrical, and Mathematical Sciences and Engineering Division, Advanced Semiconductor Laboratory, Thuwal 23955-6900, Saudi Arabia
2. King Abdullah University of Science & Technology (KAUST), Computer, Electrical, and Mathematical Sciences and Engineering Division, Photonics Laboratory, Thuwal 23955-6900, Saudi Arabia
3. King Abdullah
University of Science and Technology (KAUST), Physical Sciences and
Engineering Division, Spectroscopy and Semiconductor Research Laboratory, Thuwal 23955, Saudi Arabia