1. Key Laboratory of Luminescence and Optical Information
2. Ministry of Education
3. Beijing Jiaotong University
4. Beijing 100044
5. China
6. College of Chemistry and Chemical Engineering
7. Central South University
8. Changsha 410083
9. Hubei Key Lab on Organic and Polymeric Optoelectronic Materials
10. Department of Chemistry
11. Wuhan University
12. Wuhan 430072
13. College of Materials Science and Engineering
14. Shenzhen University
15. Shenzhen 518060