1. Key Laboratory of Flexible Electronics (KLOFE) & Institute of Advanced Materials (IAM)
2. Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM)
3. Nanjing Tech University (NanjingTech)
4. Nanjing 211816
5. P. R. China
6. Beijing National Laboratory for Condensed Matter Physics
7. Institute of Physics
8. Chinese Academy of Sciences
9. Beijing 100190
10. China