1. Department of Chemistry; Graduate School of Science and Technology; Kumamoto University; 2-39-1, Kurokami, Chuo-ku Kumamoto 860-8555 Japan
2. Research & Utilization Division; Japan Synchrotron Radiation Research Institute; 1-1-1, Kouto, Sayo-cho, Sayo-gun Hyogo 679-5198 Japan
3. School of Chemistry; The University of Sydney; NSW 2006 Australia
4. Institute of Pulsed Power Science (IPPS); Kumamoto University; 2-39-1, Kurokami, Chuo-ku Kumamoto 860-8555 Japan