1. Division of Chemistry Graduate School of Science Kyoto University Kitashirakawa‐Oiwakecho, Sakyo‐ku Kyoto 606‐8502 Japan
2. Center for Green Research on Energy and Environmental Materials National Institute for Materials Science 1‐1 Namiki Tsukuba Ibaraki 305‐0044 Japan
3. Research Initiative for Supra‐Materials Shinshu University 4‐17‐1 Wakasato Nagano 380‐8553 Japan
4. Department of Applied Quantum Physics and Nuclear Engineering Kyushu University 744 Motooka, Nishi‐ku Fukuoka 819‐0395 Japan
5. The Ultramicroscopy Research Center Kyushu University 744 Motooka, Nishi‐ku Fukuoka 819‐0395 Japan
6. Department of Integrated Science and Technology Faculty of Science and Technology Oita University 700 Dannoharu Oita 870‐1192 Japan
7. Elements Strategy Initiative for Catalysts and Batteries Kyoto University 1‐30 Goryo‐Ohara, Nishikyo‐ku Kyoto 615‐8245 Japan
8. Department of Chemical Systems Engineering Graduate School of Engineering Nagoya University Furo‐cho, Chikusa‐ku Nagoya 464‐8601 Japan
9. Synchrotron X‐ray Group and Synchrotron X‐ray Station at SPring‐8 National Institute for Materials Science Kouto, Sayo‐cho, Sayo‐gun Hyogo 679‐5148 Japan
10. Japan Synchrotron Radiation Research Institute (JASRI) SPring‐8 1‐1‐1 Kouto, Sayo‐cho, Sayo‐gun Hyogo 679‐5198 Japan
11. Department of Physical Science Graduate School of Science Osaka Prefecture University 1‐1 Gakuen‐cho, Naka‐ku, Sakai Osaka 599‐8531 Japan