1. Guangdong Innovative Research Team
2. State Key Laboratory of Luminescent Materials and Devices
3. South China University of Technology
4. Guangzhou 510640
5. China
6. Department of Chemistry
7. Hong Kong Branch of Chinese National Engineering Research Center for Tissue Restoration and Reconstruction
8. The Hong Kong University of Science & Technology
9. Kowloon
10. University of British Columbia
11. Vancouver
12. Canada V6T 1Z1