1. Graduate Institute of Electronics Engineering, National Taiwan University, Taipei 10617, Taiwan
2. Taiwan Semiconductor Research Institute, National Applied Research Laboratories, Hsinchu 30078, Taiwan
3. Department of Mathematics and Physics, University of Santo Tomas, Manila 1008, Philippines
4. Graduate Institute of Energy Engineering, National Central University, No. 300, Jhongda Rd., Jhongli, Taoyuan, 320317, Taiwan
5. Department of Physics, National Taiwan Normal University, Taipei 11677, Taiwan
6. Advanced Materials and Green Energy Research Center, National Taiwan Normal University, Taipei 11677, Taiwan