1. Japan Synchrotron Radiation Research Institute, Sayo, Hyogo 679-5198, Japan
2. Department of Earth and Planetary Science, The University of Tokyo, Tokyo 113-0033, Japan
3. Earth-Life Science Institute, Tokyo Institute of Technology, Tokyo 152-8550, Japan
4. Center of Science and Technology Under Extremes Conditions, Graduate School of Engineering Science, Osaka University, Osaka 560-8531, Japan
5. Department of Earth Science, Graduate School of Science, Tohoku University, Sendai 980-8578, Japan