1. Research Center for Materials Science, Nagoya University, Furo,
Chikusa, Nagoya, Aichi 464-8602, Japan
2. Institute for Molecular Science, 38 Nishigo-naka, Myodaiji, Okazaki, Aichi 444-8585, Japan
3. Department
of Chemistry, Faculty of Science, Kasetsart University, Bangkok 10903, Thailand
4. Innovation Research
Center for Fuel Cells, University of Electro-Communications, 1-5-1 Chofu, Tokyo 182-8585, Japan
5. Japan Synchrotron Radiation Research Institute, SPring-8, 1-1-1 Koto, Sayo, Hyogo 679-5198, Japan