1. School of Materials Science and Engineering
2. Harbin Institute of Technology
3. Harbin 150001
4. China
5. Tianjin Key Laboratory for Photoelectric Materials and Devices
6. School of Materials Science & Engineering
7. Tianjin University of Technology
8. Tianjin 300384
9. School of Chemistry and Chemical Engineering
10. China West Normal University
11. Nanchong 637002