1. Department of Materials Science and Engineering
2. College of Engineering
3. Key Laboratory of Polymer Chemistry and Physics of Ministry of Education
4. Peking University
5. Beijing 100871
6. Jiangsu Key Laboratory of Advanced Functional Polymer Design and Application
7. College of Chemistry
8. Chemical Engineering and Materials Science
9. Soochow University
10. Suzhou 215123
11. CAS Key Laboratory for Renewable Energy
12. Beijing Key Laboratory for New Energy Materials and Devices
13. Institute of Physics
14. Chinese Academy of Sciences
15. Beijing 100190
16. Department of Physics
17. The Chinese University of Hong Kong
18. China