Oral Presentation

[1D01-03] Migration of Cesium

Wed. Sep 7, 2016 10:00 AM - 10:50 AM Room D (Kumume City Plaza - Gallery 3)

Chair: Takamitsu Ishidera (JAEA)

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10:00 AM - 10:15 AM

[1D01] Influence of the Saturation Change of Liquid Phase on the Migration of Cesium and Strontium

*Takenori Ozutsumi¹, Yuichi Niibori¹, Taiji Chida¹ (1.Tohoku Univ.)

10:15 AM - 10:30 AM

[1D02] Study on Cs(I) adsorption and desorption on suspended matters in Fukushima river water (2).

*Masaki Onodera¹, Akira Kirishima¹, Daisuke Akiyama¹, Nobuaki Sato¹, Seiya Nagao² (1.Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, 2.Institute of Nature and Environmental Technology, Kanazawa University )

10:30 AM - 10:45 AM

[1D03] Analysis of Diffusion Coefficient Consistent with Sorption Based on Evolution of Depth Distribution of Radiocaesium in Soil Contaminated by the Fukushima Nuclear Accident and Future Prediction of Depth Distribution

*Haruo Sato¹, Takuya Chikami¹ (1.Okayama University)

Time reserved for Chair （10:45 AM - 10:50 AM）

Oral Presentation

[1D04-07] Accident waste disposal

Wed. Sep 7, 2016 10:50 AM - 12:00 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Tatsumi Arima (Kyushu Univ.)

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10:50 AM - 11:05 AM

[1D04] Derivation of approximate analytical solutions for the nuclides release from engineered barrier system of radioactive waste disposal and understanding of response characteristics of the system

(1)Derivation of approximate analytical solution for the nuclides release from EBS with the double diffusion media and the response characteristics

*Takao Ohi¹, Hirokazu Takahashi² (1.JAEA, 2.QJ Science Ltd)

11:05 AM - 11:20 AM

[1D05] Derivation of approximate analytical solutions for the nuclides release from engineered barrier system of radioactive waste disposal and understanding of response characteristics of the system

(2)Derivation of approximate analytical solution for the nuclides release from disposal facilities of pit and trench disposal system and the response characteristics

*Hirokazu Takahashi¹, Takao Ohi² (1.QJ Science, 2.Japan Atomic Energy Agency)

11:20 AM - 11:35 AM

[1D06] Preliminary study for disposal of fuel debris

(1)Sensitivity analysis on safety functions of engineered and natural barriers

*Taro Shimada¹, Yuki Nishimura¹, Seiji Takeda¹ (1.JAEA)

11:35 AM - 11:50 AM

[1D07] Preliminary Study for Disposal of Fuel Debris

(2)Impact of gas generation on disposal system

*Yuki Nishimura¹, Taro Shimada¹, Seiji Takeda¹ (1.Japan Atomic Energy Agency)

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

Oral Presentation

[1D08-11] Cement solidified waste

Wed. Sep 7, 2016 2:45 PM - 3:50 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Taiji Chida (Tohoku Univ.)

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2:45 PM - 3:00 PM

[1D08] Study on cement solidified waste containing fuel debris

*Toru Shimmura¹, Daisuke Akiyama¹, Akira Kirishima¹, Nobuaki Sato¹ (1.Institute of Multidisciplinary Research for Advance Materials, Tohoku University)

3:00 PM - 3:15 PM

[1D09] Study on prolonged stability of solidified body of incineration ash by cement

(1)Immersion test

*yoshihisa kaneda¹, Kazuko haga¹, Shoichi Ogawa¹, Mikako Aoyama¹, Haruka Takahashi¹, Kazuo Yamada² (1.Taiheiyo Consultant, 2.National Institute for Environmental)

3:15 PM - 3:30 PM

[1D10] Study on prolonged stability of solidified body of incineration ash by cement

(2)Prediction of expansion behavior

*Hideyuki Hokora¹, Yoshifumi Hosokawa², Kazuko Haga¹, Shoichi Ogawa¹, Kazuo Yamada³ (1.Taiheiyo Consultant, 2.Taiheiyo Cement, 3.National Institute for Environmental Studies)

3:30 PM - 3:45 PM

[1D11] Study on sorption of alkali ions into the cementitious material

*Kazuko Haga¹, Syuichi Harasawa¹, Sadayuki Watanabe², Kazuo Yamada³, Yuichiro Kawabata⁴ (1.Taiheiyo Consultant Co., Ltd, 2.Tokyo Metroporitan Industrial Technorogy Research Institute, 3.National Institute for Environmental Studies, 4.Port and Airport Research Institute)

Time reserved for Chair （3:45 PM - 3:50 PM）

Oral Presentation

[1D12-16] Influence of cement

Wed. Sep 7, 2016 3:50 PM - 5:10 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Yosuke Akagi (MMC)

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3:50 PM - 4:05 PM

[1D12] Sorption Behavior of Iodide ions on Calcium Silicate Hydrate under the Coexistence of Chloride ions

*Hayato Onodera¹, Hirotaka Tago¹, Taiji Chida¹, Yuichi Niibori¹ (1.Graduate School of Engineering, Tohoku University)

4:05 PM - 4:20 PM

[1D13] Analytical Evaluation of the Yield of Hydrogen Gas by Radiolysis of Water in the Adjacent Cement-solidified Wastes

*Takuya Nakayama^1,2, Takeshi Osugi¹, Takejiro Shimazaki¹, Tomohisa Abe¹, Naoto Yagi¹, Osamu Nakazawa¹, Haruo Sato², Kazuhiko Suzuki² (1.JAEA, 2.OKAYAMA Univ.)

4:20 PM - 4:35 PM

[1D14] Evaluation of the change in physical properties of mortar due to the leaching

*Masahito Sibata¹, Kazuko Haga¹, Kiyofumi Kurumizawa², Daisuke Hayashi³, Hitoshi Owada³ (1.Taiheiyo Consultant Co.,Ltd, 2.Hokkaido University, 3.Radioactive Waste Management Funding and Research Center)

4:35 PM - 4:50 PM

[1D15] Study on the thermal deterioration of the cementitious material

*Kumi Negishi¹, Kazuko Haga¹, Daisuke Hayashi², Hitoshi Owada² (1.Taiheiyo Consultant Co., Ltd., 2.RWMC)

4:50 PM - 5:05 PM

[1D16] Study on DEF, a internal sulfate attack, for cementitious material

*Sadayuki Watanabe¹, Shoichi Ogawa², Kazuo Yamada³, Yuichiro Kawabata⁴ (1.TIRI, 2.Taiheiyo Consultant Co., Ltd., 3.NIES, 4.PARI)

Time reserved for Chair （5:05 PM - 5:10 PM）

Oral Presentation

[1D17-21] Migration in host rock

Wed. Sep 7, 2016 5:10 PM - 6:30 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Taishi Kobayashi (Kyoto Univ.)

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5:10 PM - 5:25 PM

[1D17] Radionuclide migration in single fracture of granodiorite at the Grimsel Test Site

(1)Laboratory experiments

*Yosuke Akagi¹, Yukio Tachi², Kazuaki Nemoto², Andrew Martin³ (1.Mitsubishi Materials Corporation, 2.Japan Atomic Energy Agency, 3.Nagra)

5:25 PM - 5:40 PM

[1D18] Radionuclide migration in single fracture of granodiorite at the Grimsel Test Site

(2)Mineral and pore investigations

*Hisao Satoh¹, Yosuke Akagi¹, Yukio Tachi², Kazuhiro Matsumoto² (1.NERL, MMC, 2.JAEA)

5:40 PM - 5:55 PM

[1D19] Radionuclide migration in single fracture of granodiorite at Grimsel Test Site

(3)Modelling

*Tsuyoshi Ito¹, Yukio Tachi¹ (1.Japan Atomic Energy Agency)

5:55 PM - 6:10 PM

[1D20] Estimation of Interaction between Surface of Granite and High Alkaline Groundwater Containing Ca ions by Using Micro Flow Cell

*MASAYUKI HAYASHI¹, Yuuichi Niibori¹, Taiji Chida¹, Daiki Kurata¹, Ryo Tashiro¹ (1.Department of Engineering , Tohoku University)

6:10 PM - 6:25 PM

[1D21] Influence of pH on Sorption behavior of Europium to Thin Sections of Biotite Flakes

*Tomoyuki Toyota¹, Yuichi Niibori¹, Taiji Chida¹ (1.Department of engineering,Tohoku university )

Time reserved for Chair （6:25 PM - 6:30 PM）

Oral Presentation

[2D01-04] Colloid/Solubility

Thu. Sep 8, 2016 9:30 AM - 10:35 AM Room D (Kumume City Plaza - Gallery 3)

Chair: Daisuke Akiyama (Tohoku Univ.)

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9:30 AM - 9:45 AM

[2D01] Investigation of sorption reversibility of Am(III) and the other nuclides on bentonite colloids

*Kotaro NAKATA¹, Takamitsu ISHIDERA², Seiichi KUROSAWA³, Masanori HAYASHI³, Hikari BEPPU³, Akihiro SUKEGAWA³ (1.CRIEPI, 2.JAEA, 3.IDC)

9:45 AM - 10:00 AM

[2D02] Sorption property of natural colloids in groundwater of Horonobe area with rare earth elements

*Takashi Endo¹, Yuki Amano¹, Kazuaki Nemoto¹, Tsuyoshi Ito¹, Yukio Tachi¹ (1.JAEA)

10:00 AM - 10:15 AM

[2D03] SAXS observation of Zirconium(IV) hydrous oxides precipitated

*Shogo Nakajima¹, Taishi Kobayashi¹, Ryuhei Motokawa², Takayuki Sasaki¹ (1.Kyoto University Grasuate School of Engineering Department of Nuclear Engineering, 2.Japan Atomic Energy Agency)

10:15 AM - 10:30 AM

[2D04] Thermodynamic study on the Zr solubility in the presence of isosaccharinic acid

*Taishi Kobayashi¹, Takayuki Sasaki¹, Akira Kitamura² (1.Kyoto University, Graduate School of Engineering, 2.Japan Atomic Energy Agency)

Time reserved for Chair （10:30 AM - 10:35 AM）

Oral Presentation

[2D05-09] Dissolved nuclide/Organic matter

Thu. Sep 8, 2016 10:35 AM - 12:00 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Susumu Kurosawa (NUMO)

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10:35 AM - 10:50 AM

[2D05] Standard potential of the (HSe^-/Se₄^2-) couple and XAFS-spectra of Se

*Reisuke Doi¹ (1.JAEA)

10:50 AM - 11:05 AM

[2D06] Pa Solution Chemistry Study for Uranium Waste Management

(1)Purification of Pa-231 and UV-Vis-NIR spectoroscopy

*akira kirishima¹, Masayuki Watanabe², Yoshihiro Kitatsuji², Yukari Segawa², Noboru Aoyagi², Akiyama Daisuke¹, Nobuaki Sato¹ (1.IMRAM, Tohoku University, 2.Japan Atomic Energy Agency)

11:05 AM - 11:20 AM

[2D07] Characterization and determination of thermodynamic quantities of humic acid dissolved in deep groundwater at Horonobe, Hokkaido, Japan.

*Shingo Kimuro¹, Akira Kirishima¹, Daisuke Akiyama¹, Nobuaki Sato¹, Seiya Nagao², Takumi Saito³, Yuki Amano⁴, Kazuya Miyakawa⁴, Motoki Terashima⁴ (1.Institute of Multidisciplinary Research for Advanced Materials (IMRAM), Tohoku University, 2.Institute of Nature and Environmental Technology, Kanazawa University, 3.Department of Nuclear Engineering and Management School of Engineering, The University of Tokyo, 4.Japan Atomic Energy Agency)

11:20 AM - 11:35 AM

[2D08] Complexation of trace Eu with humic acid isolated from deep groundwater in the Horonobe underground research laboratory site, Japan

*Motoki Terashima¹, Takumi Saito², Tomoko ISHII³, Miki Ito³, Yosuke Akagi³, Yukio Tachi¹ (1.JAEA, 2.The Univ. of Tokyo, 3.MMC)

11:35 AM - 11:50 AM

[2D09] Influence of gamma-irradiation on complex formation of humic substances with metal ions

*Ryohei Goto¹, Takeshi Saito², Taishi Kobayashi¹, Takayuki Sasaki¹ (1.KyotoUniversity Graduate School of Engineering Department of Nuclear Engineering, 2.Kyoto University Research Reactor Institute)

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

Oral Presentation

[2D10-14] Bentonite

Thu. Sep 8, 2016 2:45 PM - 4:05 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Satoru Suzuki (NUMO)

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2:45 PM - 3:00 PM

[2D10] Study on the production method of the tunnel backfill material

*Kenji Tanai¹, Takuo Mori², Masaaki Fukaya² (1.Japan Atomic Energy Agency, 2.Obayashi Corporation)

3:00 PM - 3:15 PM

[2D11] Investigation of Kunigel V1 samples contacted with iron obtained from long-term in-situ experiments

*Takamitsu Ishidera¹, Hiroshi Sasamoto¹, Hisao Sato² (1.JAEA, 2.MMC)

3:15 PM - 3:30 PM

[2D12] A Study of Water Content Measurement by Ultrasound in Compacted Bentonite under Unsaturated Condition

*Shun Kimura¹, Kazumi Kitayama¹, Kazushi Kimoto², Katsuyuki Kawamura², Kikura Hiroshige¹ (1.Tokyo Institute of Technology, 2.Okayama University)

3:30 PM - 3:45 PM

[2D13] Pore distribution of water-saturated compacted clay using NMR relaxometry

*Akio Yamazaki¹, Takahiro Ohkubo¹, Yasuhiko Iwadate¹, Yukio Tachi² (1.Chiba Univ., 2.JAEA)

3:45 PM - 4:00 PM

[2D14] Swelling Properties of Montmorillonite Clay Minerals from Molecular Dynamics Method

*Kenji Yotsuji¹, Yukio Tachi¹, Katsuyuki Kawamura² (1.Japan Atomic Energy Agency, 2.Okayama Univ.)

Time reserved for Chair （4:00 PM - 4:05 PM）

Oral Presentation

[2D15-19] Migration in bentonite

Thu. Sep 8, 2016 4:05 PM - 5:25 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Haruo Sato (Okayama Univ.)

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4:05 PM - 4:20 PM

[2D15] A validation study on two-phase flow parameter identification of bentonite in TRU waste disposal system

*Ayumi Saeki¹, Yasuhiro Tawara¹, Kazumasa Koga², Hitoshi Owada², Shin Sato³ (1.Geosphere Environmental Technology Corp., 2.Radioactive Waste Management Funding and Research Center, 3.Obayashi Corporation)

4:20 PM - 4:35 PM

[2D16] Deposition behavior of supersaturated silicic acid on Na-type bentonite

*TSUYOSHI SASAGAWA¹, TAIJI CHIDA¹, YUICHI NIIBORI¹ (1.Department of Engineering, Tohoku University)

4:35 PM - 4:50 PM

[2D17] 15 years Migration Behavior of Plutonium in Compacted Bentonite Touched with Iron

*Noriya Ohkubo¹, Kazuya Idemitsu¹, Yaohiro Inagaki¹, Tatsumi Arima¹, Daisuke Akiyama², Kenji Konashi² (1.Kyushu University Faculty of Enginieering , 2.Tohoku University)

4:50 PM - 5:05 PM

[2D18] Diffusion of Iodide Ions in Engineered and Natural Barrier Materials

*Ryoichi Hojo¹, Shingo Tanaka², Naoko Watanabe², Tamotsu Kozaki², Yosuke Akagi³, Masaki Takeda⁴ (1.Graduate School of Engineering Hokkaido University, 2.Faculty of Engineering Hokkaido University, 3.Mitsubishi Materials Corporation, 4.Japan Atomic Energy Agency)

5:05 PM - 5:20 PM

[2D19] Structure of Hydrated Cs on montmorillonite

*Takuya Okamoto¹, Takahiro Ohkubo¹, Yasuhiko Iwadate¹, Kenzo Deguchi², Tadashi Shimizu², Shinobu Ohki², Yukio Tachi³ (1.Chiba Univ., 2.NIMS, 3.JAEA)

Time reserved for Chair （5:20 PM - 5:25 PM）

Oral Presentation

[2D20-23] Evaluation of repository

Thu. Sep 8, 2016 5:25 PM - 6:30 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Kiyoshi Fujisaki (NUMO)

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5:25 PM - 5:40 PM

[2D20] Evaluation method of barrier function of calcium silicate hydrate under saturated condition of groundwater

*Yuichi Niibori¹, Taiji Chida¹, Akira Kirishima¹ (1.Tohoku Univ.)

5:40 PM - 5:55 PM

[2D21] Study on the probabilistic consequence assessment method for natural events affecting on geological disposal system of radioactive waste

*Kawamura Hideki¹ (1.mcm japan)

5:55 PM - 6:10 PM

[2D22] Safety measures of HLW geological disposal facility during an operation period against natural disaster

Evaluation for impact of fire hazard for engineered barrier

*hiromitsu yamakawa¹, Akinori Hasui¹, Masahiro Kawakubo¹, Hidekazu Asano¹, Dirk Riechelmann², Daisuke Takakura², Yumiko Iwata², Susumu Kawakami² (1.RWMC, 2.IHI)

6:10 PM - 6:25 PM

[2D23] Design Study for Impermeable Function of Trench Disposal Facility for Very Low Level Waste Generated from Research, Industrial and Medical Facilities

*Akihiro Sakai¹, Ryohei Kurosawa², Hisakazu Nakata¹, Hiroya Amazawa¹, Makoto Sato³, Yoichi Kitamura³ (1.JAEA, 2.V.I.C., 3.JEPro)

Time reserved for Chair （6:25 PM - 6:30 PM）

Oral Presentation

[3D01-05] property/corrosion of radioactive waste

Fri. Sep 9, 2016 10:40 AM - 12:00 PM Room D (Kumume City Plaza - Gallery 3)

Chair: Tomofumi Sakuragi (RWMC)

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10:40 AM - 10:55 AM

[3D01] High sensitivity analysis of the long half-life nuclides for the radioactivity evaluation of re-processing waste

High sensitive analysis of Cl-36, I-129 by Accelerator Mass Spectrometer (AMS)

*Toshitaka Imamura¹, Kenichiro Kino¹, Akira Sakashita², Hiroshi Noda³, Hiroyuki Matsuzaki⁴ (1.Nucler Deveropment Corporation, 2.Mitsubishi Heavy Industories,LTD, 3.Japan Nucler Fuel Limited, 4.The University of Tokyo)

10:55 AM - 11:10 AM

[3D02] Estimation of source term for spent fuel disposal

(1)海外における瞬時放出パラメータの調査および国内向けパラメータの検討

*Masanobu Nagata¹, Akira Kitamura¹, Yukio Tachi¹, Kunihiko Akahori², Takahiro Chikazawa² (1.Japan Atomic Energy Agency, 2.Mitsubishi materials)

11:10 AM - 11:25 AM

[3D03] Estimation of source term for spent fuel disposal

(2)Effect of carbonate concentration on dissolution rate of UO₂ and spent fuel – A review

*Akira Kitamura¹, Kuniaki Akahori² (1.JAEA, 2.Mitsubishi Materials Co.)

11:25 AM - 11:40 AM

[3D04] Effects of Environmental Mg on Corrosion Behavior of International Reference HLW Glass: ISG

*Tsubasa Hirano¹, Yaohiro Inagaki¹, Ryo Matsumoto¹, Kazuya Idemitsu¹, Tatsumi Arima¹ (1.Kyushu University)

11:40 AM - 11:55 AM

[3D05] Study on chemical form of carbon released from stainless steel under sub-surface disposal conditions

*Ryo Nakabayashi¹, Tomonari Fujita¹ (1.Central Research Institute of Electric Power Industry)

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

Sessions

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

[1D01-03] Migration of Cesium

[1D04-07] Accident waste disposal

(1)Derivation of approximate analytical solution for the nuclides release from EBS with the double diffusion media and the response characteristics

(2)Derivation of approximate analytical solution for the nuclides release from disposal facilities of pit and trench disposal system and the response characteristics

(1)Sensitivity analysis on safety functions of engineered and natural barriers

(2)Impact of gas generation on disposal system

[1D08-11] Cement solidified waste

(1)Immersion test

(2)Prediction of expansion behavior

[1D12-16] Influence of cement

[1D17-21] Migration in host rock

(1)Laboratory experiments

(2)Mineral and pore investigations

(3)Modelling

[2D01-04] Colloid/Solubility

[2D05-09] Dissolved nuclide/Organic matter

(1)Purification of Pa-231 and UV-Vis-NIR spectoroscopy

[2D10-14] Bentonite

[2D15-19] Migration in bentonite

[2D20-23] Evaluation of repository

Evaluation for impact of fire hazard for engineered barrier

[3D01-05] property/corrosion of radioactive waste

High sensitive analysis of Cl-36, I-129 by Accelerator Mass Spectrometer (AMS)

(1)海外における瞬時放出パラメータの調査および国内向けパラメータの検討

(2)Effect of carbonate concentration on dissolution rate of UO2 and spent fuel – A review

Authentication

(2)Effect of carbonate concentration on dissolution rate of UO₂ and spent fuel – A review