1. Faculty of Science, Himeji Institute of Technology, Kanaji 1479-1, Kamigori, Ako, Hyogo 678-12
2. Faculty of Engineering, Gunma University, Tenjin-cho 1-5-1, Kiryu 376
3. The Institute of Physical and Chemical Research (RIKEN), Hirosawa 2-1, Wako 351-01
4. Japan Atomic Energy Research Institute (JAERI), Tokai, Naka, Ibaraki 319-11
5. The Oarai Branch, Institute for Material Research, Tohoku University, Narita-cho 2145-2, Oarai, Higashiibaraki, Ibaraki 311-13
6. Photon Factory (PF), National Laboratory for High Energy Physics (KEK), Oho 1-1, Tsukuba, Ibaraki 305