a
Department of Material and Life Science, Graduate School of Engineering, Osaka University and ALCA (JST), 2-1 Yamada-oka, Suita, Japan
E-mail: fukuzumi@chem.eng.osaka-u.ac.jp
;
Fax: (+) 81-6-6879-7370
b
Department of Chemistry, Graduate School of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennoudai, Tsukuba, Japan
E-mail: kojima@chem.tsukuba.ac.jp
;
Fax: (+) 81-29-853-4323
c
Department of Bioinspired Science, Ewha Womans University, Seoul 120-750, Korea