2022 Fall Meeting

Presentation information

Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-1  Radioactive Waste Management

[2A10-13] Stabilization and Immobilization 1

Thu. Sep 8, 2022 2:45 PM - 3:50 PM Room A (E1 Bildg.1F No.10)

Chair:Yoshihiro Okamoto(JAEA)

2:45 PM - 3:00 PM

[2A10] Development of stable solidification technique of ALPS sediment wastes by apatite ceramics

(12) Solidification of FP elements in apatite ceramics

*Kenji Takeshita1, Masahiko Nakase1, Miki Harigai1, Takatoshi Hijikata2, Shun Kanagawa2, Yoshikazu Koma3 (1. Tokyo Institute of Technology, 2. CRIEPI, 3. JAEA)

Keywords:ALPS sediment waste, Apatite, Phosphate, Fission Products, Manufacturing solidified body

令和元年度から開始した合成手法について総括し、沈殿法をベースとした方法で4価、6価のU、Puを模擬したCe(IV)、Eu(III)、Sr(II)、Cs(I)をドープしたリン酸塩模擬廃棄物を合成し、合成物を同定した。