Affiliation: | 1. Department of Materials Chemistry, Faculty of Science and Technology, Ryukoku University, Seta, Otsu 520‐2194 (Japan), Fax: (+81)?77‐543‐7483 http://www.chem.ryukoku.ac.jp/uchida/;2. Nanotechnology Research Center, Research Institute for Electronic Science, Hokkaido University, N21, W10 Kita‐ku, Sapporo 001‐0021 (Japan);3. Mitsubishi Chemical Group Science and Technology Research Center, Inc., and CREST, Japan Science and Technology Corporation, 1000 Kamoshida, Yokohama 227‐8502 (Japan);4. Department of Chemistry and Research Center for Smart Molecules, Rikkyo University, Tokyo 171‐8501 (Japan) |