1. Key Laboratory for Organic Electronics and Information Displays & Institute of Advanced Materials (IAM)
2. Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM)
3. Nanjing University of Posts & Telecommunications
4. Nanjing 210023
5. China
6. Department of Materials Science and Engineering
7. College of Engineering
8. Peking University
9. Beijing 100871