1. Department of Materials and Optoelectronic Science/Center for Nanoscience and Nanotechnology
2. National Sun Yat-Sen University
3. Kaohsiung 80424
4. Republic of China
5. Key Laboratory of Optoelectronic Materials Chemistry and Physics
6. Department of Chemistry
7. Fujian Institute of Research on the Structure of Matter
8. Chinese Academy of Sciences
9. Fuzhou 350002
10. P. R. China