[2E10-15] Radioactivity Measurement and Environmental Restoration

[2E12] Estimation of on-site radionuclides inventories of Fukushima Daiichi NPS based on their off-site distribution

(6)Depth profile and analysis of ⁹⁰Sr and ¹³⁷Cs in soil

*Daisuke Matoba¹, Takayuki Sasaki¹, Taishi Kobayashi¹, Kazuki Iijima², Terumi Dohi², Tadafumi Niizato², Yoshito Sasaki² (1. Graduate School of Engineering, Kyoto University, 2. Japan Atomic Energy Agency)

Keywords:soil analysis, Sr-90, Cs-137, depth profile, modeling

発電所周辺の森林における深さ20 cmまでの表土中に含まれる放射性セシウムおよびストロンチウムの濃度分布を測定するとともに、移流拡散モデルによる解析を試みた。