N.Kudomi1, M.Komori2, K.Takahisa1, S.Yoshida1, K.Kume3, H.Ohsumi4, T.Itahashi1 Research Center for Nuclear Physics, Osaka Univ, Osaka1 National Inst.of Radiological Sciences, Chiba2 Wakasa Wan Energy Res.Center, Tsuruga, Fukui3 Japan4
Physical Review, Part C, Nuclear Physics69(2004)015802