1. Photonics Integration System Research Center, Tokyo Institute of Technology, 4259-R2-22, Nagatsuta, Midori-ku, Yokohama 226-8503, Japan
2. Semiconductor and MEMS Processing Center, Tokyo Institute of Technology, 4259-R2-22, Nagatsuta, Midori-ku, Yokohama 226-8503, Japan
3. Department of Physics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Saudi Arabia