1. Graduate Institute of Photonics and Optoelectronics, National Taiwan University, Taipei 10617, Taiwan
2. Center for Condensed Matter Sciences, National Taiwan University, Taipei 10617, Taiwan
3. Institute of Optoelectronic Science, National Taiwan Ocean University, Keelung 202, Taiwan
4. Center of Atomic Initiative for New Materials, National Taiwan University, Taipei 10617, Taiwan
5. Institute of Atomic and Molecular Sciences, Academia Sinica, Taipei 10617, Taiwan
6. Molecular Science and Technology Program, Taiwan International Graduate Program (TIGP), Academia Sinica, Taipei 11529, Taiwan
7. International Graduate Program of Molecular Science and Technology, National Taiwan University (NTU-MST), Taipei 10617, Taiwan
8. Department of Materials and Mineral Resources Engineering, National Taipei University of Technology, Taipei 106, Taiwan
9. Institute of Environmental Engineering, National Yang Ming Chiao Tung University, Hsinchu 30010, Taiwan
10. Department of Physics, National Taiwan University, Taipei 10617, Taiwan