1. Department of Chemistry and Nano Science
2. Ewha Womans University
3. Seoul 03760
4. Republic of Korea
5. Department of Physics
6. The Chinese University of Hong Kong
7. Shatin
8. China
9. Center for Integrated Nanostructure Physics (CINAP)
10. Center for Hydrogen and Fuel Cell Research
11. Korea Institute of Science and Technology (KIST)
12. Seoul
13. Korea
14. School of Electrical and Electronic Engineering
15. Yonsei University
16. Seoul 03722
17. Graduate School of Science and Technology and Center for Transdisciplinary Research
18. Niigata University
19. Niigata 950-2181
20. Japan