1. Department of International College of Semiconductor Technology (ICST), National Yang Ming Chiao Tung University, Hsinchu, Taiwan
2. Department of International College of Semiconductor Technology (ICST) and the Department of Materials Science and Engineering, National Yang Ming Chiao Tung University, Hsinchu, Taiwan
3. Department of Science in Photonic System, National Yang Ming Chiao Tung University, Hsinchu, Taiwan
4. Department of Materials Science and Engineering, National Yang Ming Chiao Tung University, Hsinchu, Taiwan
5. Department of Electrical Engineering Program C, Yuan Ze University, Taoyuan, Taiwan
6. Department of Materials Science and Engineering, International College of Semiconductor Technology (ICST), National Yang Ming Chiao Tung University, Hsinchu, Taiwan