1. School of Energy Science and Engineering
2. University of Electronic Science and Technology of China (UESTC)
3. Chengdu 611731, PR China
4. Department of Chemistry
5. The Hong Kong University of Science and Technology
6. Interdisciplinary Program in Materials Science
7. Vanderbilt University
8. School of Chemical Engineering
9. Harbin Institute of Technology
10. Harbin 150001, China
11. Center for Functional Nanomaterials
12. Brookhaven National Laboratory
13. Upton, USA
14. Department of Physics
15. Brown University
16. Department of Applied Physics
17. University of Electronic Science and Technology of China
18. Chengdu, PR China