Oral presentation

IV. Nuclear Fuel Cycle and Nuclear Materials » 405-2 Waste Disposal and Its Environmental Aspects

[3I01-05] Recovery of Cesium

Fri. Sep 15, 2017 10:35 AM - 12:00 PM Room I (C310 - C Block)

Chair:Daisuke Akiyama (Tohoku Univ.)

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10:35 AM - 10:50 AM

[3I01] Recovery of Cs from Contaminated Soil by Subcritical Water containing Metal Ions and Its Solidification using Inorganic Materials for Volume Reduction

(1)Outline of Research

*Kenji Takeshita¹, Xiangbiao Yin¹, Hideharu Takahashi¹, Yusuke Inaba¹, Kazuo Utsumi¹, Nobutake Horiuchi², Takahiro Chikazawa² (1. Tokyo Institute of Technology, 2. Mitsubishi Materials)

10:50 AM - 11:05 AM

[3I02] Recovery of Cs from Contaminated Soil by Subcritical Water containing Metal Ions and Its Solidification using Inorganic Materials for Volume Reduction

(2)Desorption of Cs from Contaminated Soil by High-speed Ion Exchange under Hydrothermal Condition

*Nobutake Horiuchi¹, Takahiro Chikazawa¹, Xiangbiao Yin², Hideharu Takahashi², Yusuke Inaba², Kazuo Utsumi², Kenji Takeshita² (1. Mitsubishi Materials, 2. Tokyo Institute of Technology)

11:05 AM - 11:20 AM

[3I03] Recovery of Cs from Contaminated Soil by Subcritical Water Containing Metal Ions and Its Solidification using Inorganic Materials for Volume Reduction

(3)Mechanism of Enhanced Cs Desorption from Clay Minerals under Hydrothermal Condition

*Xiangbiao Yin¹, Nobutake Horiuchi², Takahiro Chikazawa², Asumi Ochiai³, Satoshi Utsunomiya³, Hideharu Takahashi¹, Yusuke Inaba¹, Toshihiko Ohnuki¹, Kenji Takeshita¹ (1. Tokyo Institute of Technology, 2. Mitsubishi Materials Corporation, 3. Kyushu University)

11:20 AM - 11:35 AM

[3I04] Recovery of Cs from Contaminated Soil by Subcritical Water containing Metal Ions and Its Solidification using Inorganic Materials for Volume Reduction

(4)Selective Recovery of Cs in Subcritical Treated Water and Vitrification of Cs

*Hideharu Takahashi¹, Yusuke Inaba¹, Miki Harigai¹, Kazuo Utsumi¹, Kenji Takeshita¹, Nobutake Horiuchi², Takahiro Chikazawa², Junichi Munezawa³ (1. Tokyo Institute of Technology, 2. Mitsubishi Materials Corporation, 3. ETD)

11:35 AM - 11:50 AM

[3I05] Examination of the siloxane-bond technology to reduce Fukusima-Daiichi NPP environment risk

Decontamination effect confirmation experiment

*Yoko Iwamiya¹, Masayoshi Kawai^1,2 (1. Choetsu Glass Chemistry Research Co. Ltd., 2. High Energy Accelerator Research Organization)

Time reserved for Chair (11:50 AM - 12:00 PM)

Session information