1. Centre for Energy Research, 29-33 Konkoly-Thege Miklós Street, Budapest, Hungary
2. Department of History and Culture, Showa Women's University, 1-7-57 Taishido, Setagaya-ku, Tokyo 154-8533, Japan
3. Japan Synchrotron Radiation Research Institute, 1-1-1 Kouto. Sayo-cho, Sayo-gun, Hyogo 679-5198, Japan