1. Key Laboratory of Molecular Nanostructure and Nanotechnology
2. Institute of Chemistry
3. Chinese Academy of Sciences
4. Beijing National Laboratory for Molecular Sciences
5. Beijing 100190, China
6. Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices
7. Institute of Functional Nano & Soft Materials (FUNSOM)
8. Soochow University
9. Suzhou, People's Republic of China