a
Graduate School of Materials Science, Nara Institute of Science and Technology, Ikoma, Japan
E-mail: hyamada@ms.naist.jp
;
Fax: +81 743-724-6042
b
CREST, JST, 7 Goban-cho, Chiyoda-ku 102-0076, Japan
c
Department of Organic Device Engineering, Graduate School of Science and Engineering, Yamagata University, Yonezawa 992-8510, Japan
E-mail: nakayama@yz.yamagata-u.ac.jp
;
Fax: +81 238-26-3713
d
Department of Applied Chemistry, Graduate School of Engineering, Osaka University, 2-1, Yamadaoka, Suita, Japan
E-mail: seki@chem.eng.osaka-u.ac.jp
;
Fax: +81 6-6879-4586
e
Department of Chemistry and Biology, Graduate School of Science and Engineering, Ehime University, Matsuyama, Japan