1. School of Optoelectronic Science and Engineering
2. University of Electronic Science and Technology of China
3. Chengdu 610054
4. China
5. School of Materials Science and Engineering
6. College of Science
7. University of Northeast Forestry of China
8. Harbin 150040
9. College of Polymer Science and Engineering
10. Sichuan University
11. Chengdu 610065
12. State Key Laboratory of Polymer Materials Engineering