1. Centre for Nanoscience and Technology
2. Anna University
3. Chennai
4. India
5. Photocatalysis International Research Center (PIRC)
6. Research Institute for Science & Technology
7. Tokyo University of Science
8. Chiba 278-8510
9. Japan
10. International Center for Materials Nanoarchitectonics (WPI-MANA)
11. National Institute for Materials Science (NIMS)
12. Ibaraki 305-0044