*Daisuke Minato¹, Takeshi Yamamoto¹, Tetsuro Sakakihara² (1. Central Research Institute of Electric Power Industry., 2. Shikoku Electric Power Co. Inc)

4:15 PM - 4:30 PM

[1C15] Fundamental study of Permeability Change with the Deposition of Supersaturated Silicic Acid, Considering the Flow Field around the Disposal Facility

*Shogo Tanaka¹, Takenori Odutsumi¹, Chida Taiji¹, Yuichi Niibori¹ (1. Tohoku University)

Oral presentation

[1C16-19] Waste

Wed. Mar 20, 2019 4:30 PM - 5:30 PM Room C (Common Education Bildg. 2 1F No.11)

Chair:Takumi Saito(Univ. of Tokyo)

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4:30 PM - 4:45 PM

[1C16] Radioactive Waste Inventory and Waste Stream in Japan

*Hideki Kawamura¹ (1. mcm japan)

4:45 PM - 5:00 PM

[1C17] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(9)Effect of waste loading of vitrified waste on the load reduction of geological repository

*Hidekazu Asano^1,2, Masahiro Kawakubo¹, Tomohiro Okamura², Eriko Minari², Masahiko Nakase², Kenji Takeshita², Yaohiro Inagaki³, Yuichi Niibori⁴, Seichi Sato⁵ (1. Radioactive Waste Management Funding and Research Center, 2. Tokyo Institute of Technology, 3. Kyushu University, 4. Tohoku University, 5. Professor Emeritus, Hokkaido University )

5:00 PM - 5:15 PM

[1C18] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(10) Study on effect of occupied area reduction by horizontal emplacement of waste package

*Tomohiro Okamura¹, Eriko Minari¹, Masahiko Nakase¹, Hidekazu Asano^1,2, Kenji Takeshita¹ (1. Laboratory for Advanced Nuclear Energy, Tokyo Institute of Technology, 2. Radioactive Waste Management Funding and Research Center)

5:15 PM - 5:30 PM

[1C19] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(11) Effects of MA separation on occupied area per waste package in case of MOX spent fuel

*Eriko Minari¹, Tomohiro Okamura¹, Masahiko Nakase¹, Hidekazu Asano², Kenji Takeshita¹ (1. Tokyo Institute of Technology, 2. Radioactive Waste Management Funding and Research Center)

Oral presentation

[2C01-06] Migration/Sorption

Thu. Mar 21, 2019 9:30 AM - 11:10 AM Room C (Common Education Bildg. 2 1F No.11)

Chair:Daisuke Minato(CRIEPI)

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9:30 AM - 9:45 AM

[2C01] Fundamental Study of Sorption Behavior of Europium to Ca-Al-Si Hydrates, considering the Disposal Environment of Radioactive Wastes

*Yayoi Taneichi¹, Taiji Chida¹, Yuichi Niibori¹ (1. TOHOKU Univ.)

9:45 AM - 10:00 AM

[2C02] Estimation of Sorption Behavior of Iodine to Ca-Al-Si Hydrate under the Condition saturated with Groundwater

*Rintaro Nagahora¹, Yuichi Niibori¹, Taizi Chida¹ (1. Department of Quantum Science and Energy Engineering Graduate School of Engineering, Tohoku University)

10:00 AM - 10:15 AM

[2C03] Sorption Behavior of Cesium on Calcium Silicate Hydrate under High Sulfate Ion Concentration Conditions

*NAOYUKI TAMURA¹, Taiji CHIDA¹, Yuichi NIIBORI¹, Seong-Yun KIM¹ (1. Affiliation Dept. of Quantum Science & Energy Engineering Graduate School of Engineering, Tohoku University)

10:15 AM - 10:30 AM

[2C04] Sorption behavior of uranium ion on Neogene sedimentary rocks in the presence of carbonate

*Kazuto Haruki¹, Takayuki Sasaki¹, Akira Kirishima², Hiroshi Sasamoto³, Akihito Mochizuki³, Kazuya Miyagawa³ (1. Kyoto Univ., 2. Touhoku Univ., 3. JAEA)

10:30 AM - 10:45 AM

[2C05] Zirconium solubility in the presence of hydroxycarboxylic acids (2)

*Taishi Kobayashi¹, Peng Wang¹, Takayuki Sasaki¹ (1. Kyoto University, Graduate School of Engineering)

10:45 AM - 11:00 AM

[2C06] Rapid Removal of Cesium from Vermiculite by Collapsing the Interlayers with Hydrothermal Column System

*Xiangbiao Yin¹, Yoshikazu Koma¹, Yusuke Inaba², Kenji Takeshita² (1. Japan Atomic Energy Agency, 2. Tokyo Institute of Technology)

Time reserved for Chair （11:00 AM - 11:10 AM）

Oral presentation

[2C07-09] Testing and Analytical method

Thu. Mar 21, 2019 11:10 AM - 12:00 PM Room C (Common Education Bildg. 2 1F No.11)

Chair:Taishi Kobayashi(Kyoto Univ.)

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11:10 AM - 11:25 AM

[2C07] DGT sampling of exchangeable Cs-137

セシウム用DGTデバイスの適用性評価

*Masafumi Fukuoka¹, Takumi Saito¹ (1. Department of Nuclear Engineering and Management, Graduate School of Engineering, The University of Tokyo)

11:25 AM - 11:40 AM

[2C08] The study of the analysis method for the alpha radiation in the cemented waste of the low-level radioactivity.

*mitsushi motoyama¹, michitoshi matsuyama¹ (1. JGC corporation)

11:40 AM - 11:55 AM

[2C09] A study on analytical method for dioxins in radioactive incineration ash

The effects of radiation on the ELISA method

*Hidehisa Kawamura¹, Morio Ueda¹, Kenichiro Kino², Akira Sakashita³ (1. KEEA, 2. NDC, 3. MHI)

Time reserved for Chair （11:55 AM - 12:00 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 505-2 Waste Disposal and Its Environmental Aspects

[1C09-12] Bentonite

[1C09] Character variation of Tsukinuno Na-Bentonite

Part1 outline and geology

[1C10] Character variation of Tsukinuno Na-Bentonite

Part2 the basic properties

[1C11] In-situ observation of mesoscopic structures of compacted bentonite by small-angle X-ray scattering

[1C12] Dynamics of water molecules confined in cation-exchanged montmorillonites by NMR spectroscopy

[1C13-15] Alteration of Engineering Barrier Material

[1C13] Full-scale engineered barrier system experiment at Horonobe URL
Numerical analysis of coupled thermal-hydrological-mechanical processes

[1C14] Leaching Behavior of Chemical Admixture from Cementitious Material

[1C15] Fundamental study of Permeability Change with the Deposition of Supersaturated Silicic Acid, Considering the Flow Field around the Disposal Facility

[1C16-19] Waste

[1C16] Radioactive Waste Inventory and Waste Stream in Japan

[1C17] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(9)Effect of waste loading of vitrified waste on the load reduction of geological repository

[1C18] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(10) Study on effect of occupied area reduction by horizontal emplacement of waste package

[1C19] Technical options of radioactive waste management for the second half of the 21st Century, in consideration of Pu utilization and less environmentally impacted geological disposal

(11) Effects of MA separation on occupied area per waste package in case of MOX spent fuel

[2C01-06] Migration/Sorption

[2C01] Fundamental Study of Sorption Behavior of Europium to Ca-Al-Si Hydrates, considering the Disposal Environment of Radioactive Wastes

[2C02] Estimation of Sorption Behavior of Iodine to Ca-Al-Si Hydrate under the Condition saturated with Groundwater

[2C03] Sorption Behavior of Cesium on Calcium Silicate Hydrate under High Sulfate Ion Concentration Conditions

[2C04] Sorption behavior of uranium ion on Neogene sedimentary rocks in the presence of carbonate

[2C05] Zirconium solubility in the presence of hydroxycarboxylic acids (2)

[2C06] Rapid Removal of Cesium from Vermiculite by Collapsing the Interlayers with Hydrothermal Column System

[2C07-09] Testing and Analytical method

[2C07] DGT sampling of exchangeable Cs-137

セシウム用DGTデバイスの適用性評価

[2C08] The study of the analysis method for the alpha radiation in the cemented waste of the low-level radioactivity.

[2C09] A study on analytical method for dioxins in radioactive incineration ash

The effects of radiation on the ELISA method

Authentication