Affiliation: | 1. Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University, 1‐3 Machikaneyama, Toyonaka, Osaka 560‐8531 (Japan), Fax: (+81)?6‐6850‐6260 http://www.cheng.es.osaka‐u.ac.jp/kanedalabo/GSCLabo/index.html;2. Research Center for Solar Energy Chemistry, Osaka University, 1‐3 Machikaneyama, Toyonaka, Osaka 560‐8531 (Japan) |