1. Nanoscience and Nanotechnology
Research Center, Osaka Prefecture University, 1-2, Gakuencho, Nakaku, Sakai, Osaka 599-8570, Japan
2. Graduate School of Engineering, Osaka Prefecture University, 1-1, Gakuencho, Nakaku,
Sakai, Osaka 599-8531, Japan
3. GreenChem Inc., 930-1-202, Fukuda, Nakaku,
Sakai, Osaka 599-8241, Japan
4. Nano-Architecture Group, National Institute for Materials Science, 1-1, Namiki,
Tsukuba, Ibaraki, Japan