Contribution from the Advanced Science Research Center, Japan Atomic Energy Research Institute, Tokai, Ibaraki 319-1195, Japan, Cyclotron Center, RIKEN, Wako, Saitama 351-0198, Japan, Graduate School of Science, Osaka University, Toyonaka, Osaka 560-0043, Japan, Faculty of Science, Niigata University, Niigata, Niigata 950-2181, Japan, Graduate School of Science, Tokyo Metropolitan University, Hachioji, Tokyo 192-0397, Japan, Department of Chemistry, University of Tsukuba, Tsukuba 305-8571, Japan, Faculty... (At 2004-04-02)
