[22a-P02-1~37] 2 Ionizing Radiation(Poster)

[22a-P02-26] Evaluation of the alpha to beta ratio of Tb:Sr₂Gd₈(SiO₄)₆O₂ scintillator

〇Kenichi Watanabe¹, Takayuki Yanagida², Daisuke Nakauchi², Noriaki Kawaguchi² (1.Kyushu Univ., 2.NAIST)

Keywords:scintillator, light yield, alpha to beta ratio

We evaluated the alpha to beta ratio of Tb:Sr₂Gd₈(SiO₄)₆O₂ scintillator which has a relatively long decay time of ms order. The alpha to beta ratio was evaluated to be 0.15.