1. Research Center for Energy and Environmental Materials National Institute for Materials Science 1‐1 Namiki Tsukuba Ibaraki 305‐0044 Japan
2. Research Institute for Science and Technology Tokyo University of Science 2641 Yamazaki Noda Chiba 278–8510 Japan
3. Department of Chemical Engineering National Cheng Kung University Tainan 70101 Taiwan
4. Department of Chemical System Engineering The University of Tokyo 7‐3‐1 Hongo, Bunkyo‐ku Tokyo 113–8656 Japan
5. Faculty of Fiber Science and Engineering Kyoto Institute of Technology Matsugasaki Hashikami‐cho 1 Sakyo‐ku Kyoto 606–8585 Japan
6. SPring‐8 Center RIKEN Kouto 1‐1‐1, Sayo‐cho, Sayo‐gun Hyogo 679–5148 Japan
7. Japan Synchrotron Radiation Research Institute (JASRI) 1‐1‐1 Kouto, Sayo‐cho Sayo‐gun Hyogo 679–5198 Japan
8. Hierarchical Green‐Energy Materials (Hi‐GEM) Research Center National Cheng Kung University Tainan 70101 Taiwan