1. Fuel
Cell Cutting-Edge Research Center Technology Research Association
(FC-Cubic), AIST Tokyo, Waterfront Main Building, 2-3-26 Aomi, Koto-ku, Tokyo 135-0064, Japan
2. Research
Center for Computational Design of Advanced Functional Materials, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 2, Umezono 1-1-1, Tsukuba 305-8568, Japan
3. Department
of Chemistry, Sophia University, 7-1 Kioi-cho, Chiyoda-ku, Tokyo 102-8554, Japan
4. Research
Institute of Electrochemical Energy, National Institute of Advanced Industrial Science and Technology (AIST), 1-8-31 Midorigaoka, Ikeda, Osaka 563-8577, Japan