1. School of Engineering, The University of Tokyo, Tokyo 113-8656, Japan
2. Department of Photonics, National Sun Yat-sen University, Kaohsiung 80424, Taiwan
3. International Graduate Program of Molecular Science and Technology (NTU-MST), National Taiwan University and Academia Sinica, Taipei 10617, Taiwan
4. Department of Materials Science and Engineering, National Taiwan University, Taipei 10617, Taiwan
5. Molecular Science and Technology Program, Taiwan International Graduate Program (TIGP), Academia Sinica, Taipei 11529, Taiwan
6. Department of Photonics, National Yang Ming Chiao Tung University, Hsinchu 300093, Taiwan
7. Center of Atomic Initiative for New Materials (AI-MAT), National Taiwan University, Taipei 10617, Taiwan