1. State Key Laboratory of Luminescent Materials and Devices
2. South China University of Technology
3. Guangzhou 510640
4. China
5. School of Chemistry and Chemical Engineering
6. Engineering Research Center on Solid-State Lighting and its Informationisation of Guangdong Province
7. Center for Integrated Research of Future Electronics
8. and Institute of Materials and Systems for Sustainability
9. Nagoya University
10. Nagoya 464-8601
11. Japan
12. Harbin Institute of Technology
13. Harbin 150001