1. Jiangsu Key Laboratory of Electrochemical Energy Storage Technologies
2. Department of Applied Chemistry
3. College of Materials Science and Technology
4. Nanjing University of Aeronautics and Astronautics
5. Nanjing 211100
6. Samsung Electronics
7. Semiconductor R&D Center
8. Hwaseong-si
9. Korea
10. Department of Physics
11. Tianjin University
12. Tianjin
13. P. R. China
14. Hydrogen Production Materials Group
15. Center for Green Research on Energy and Environmental Materials
16. National Institute for Materials Science (NIMS)
17. Ibaraki
18. Japan
19. Center for Clean Energy Technology
20. School of Mathematical and Physical Sciences
21. Faculty of Science
22. University of Technology Sydney
23. Sydney