[1] Department of Chemistry, Faculty of Engineering and Design, Sakyo-ku, Kyoto 606-8585, Japan
[2] Optoelectronics Research Centre, University of Southampton, Southampton S017 1BJ, United Kingdom
[3] Research Center, Asahi Glass Co., Ltd., 1150 Hazawa-cho, Kanagawa-ku, Yokohama 221-8755, Japan
[4] Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Sakyo-ku, Kyoto 606-8501, Japan