Institution: | 1. Department of Chemistry, Graduate School of Science, Tohoku University, 6–3 Aramaki‐Aza Aoba, Aoba‐ku, Sendai 980‐8578 (Japan), Fax: (+81)?22‐795‐6566;2. Previous address before June 30, 2012: Department of Industrial Chemistry, Faculty of Engineering, Tokyo University of Science, Kagurazaka, Shinjuku‐ku, Tokyo 162‐8601 (Japan);3. Advanced Technology Support Division, RIKEN Advanced Science Institute, 2‐1 Hirosawa, Wako, Saitama 351‐0198 (Japan) |