1. Department of Chemical Science and Engineering Tokyo Institute of Technology 2-12-1-H-134 O-okayama, Meguro-ku Tokyo 152-8552 Japan
2. Fukui Institute for Fundamental Chemistry Kyoto University Takano-Nishibiraki-cho 34-4, Sakyou-ku Kyoto 606-8103 Japan
3. Université de Nantes CNRS Institut des Matériaux Jean Rouxel IMN F-44000 Nantes France
4. Institute for Materials Chemistry and Engineering Kyushu University Fukuoka 816-8580 Japan
5. Division of Advanced Science and Biotechnology Osaka University 2-1 Yamada-oka, Suita Osaka 565 Japan