*Masashi Watanabe¹, Kyoichi Morimoto¹, Masato Kato¹, Kenji Konashi², Yuji Arita³, Hiromichi Watanabe⁴, Yukio Hishinuma⁵ (1. Japan Atomic Energy Agency, 2. Tohoku University, 3. University of Fukui, 4. National Institute of Advanced Industrial Science and Technology, 5. Art Kagaku)

Time reserved for Chair （4:50 PM - 4:55 PM）

Oral presentation

[2E09-12] Control Rod Material

Thu. Sep 6, 2018 4:55 PM - 6:00 PM Room E (A34 -A Building)

Chair:Kyoichi Morimoto(JAEA)

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4:55 PM - 5:10 PM

[2E09] Study on Eutectic Melting Behavior of Control Rod Materials in Core Disruptive Accidents of Sodium-Cooled Fast Reactors

(6) Thermophysical Properties of 10mass%B₄C-SS Eutectic Materials in the Solid State

*Toshihide Takai¹, Tomohiro Furukawa¹, Hidemasa Yamano¹ (1. Japan Atomic Energy Agency)

5:10 PM - 5:25 PM

[2E10] Study on Eutectic Melting Behavior of Control Rod Materials in Core Disruptive Accidents of Sodium-Cooled Fast Reactors

(7) Density and Surface Tension of 10mass%B₄C-SS Eutectic Molten Materials

*Hiroyuki Fukuyama¹, Hideo Higashi¹, Hidemasa Yamano² (1. Tohoku University, 2. JAEA)

5:25 PM - 5:40 PM

[2E11] Study on Eutectic Melting Behavior of Control Rod Materials in Core Disruptive Accidents of Sodium-Cooled Fast Reactors

(8) Emissivity, Heat Capacity and Thermal Conductivity of 10mass%B₄C-SS Eutectic Molten Material

*Hideo Higashi¹, Hiroyuki Fukuyama¹, Hidemasa Yamano² (1. Tohoku Univ., 2. JAEA)

5:40 PM - 5:55 PM

[2E12] Study on Eutectic Melting Behavior of Control Rod Materials in Core Disruptive Accidents of Sodium-Cooled Fast Reactors

(9) Viscosity Measurement of 10mass%B₄C-SS Eutectic Molten Material

*Tsuyoshi Nishi¹, Hiromichi Ohta¹, Hidemasa Yamano² (1. Ibaraki University, 2. Japan Atomic Energy Agency)

Time reserved for Chair （5:55 PM - 6:00 PM）

Oral presentation

[3E01-07] MA-Zr Hydride

Fri. Sep 7, 2018 9:30 AM - 11:25 AM Room E (A34 -A Building)

Chair:Naoyuki Hashimoto(Hokkaido Univ.)

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9:30 AM - 9:45 AM

[3E01] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(1) Experimental plan of MA-Zr hydride fabrication

Kenji Konashi¹, *Mutsumi Hirai², Hiroaki Muta³, Ken Kurosaki³ (1. Tohoku Univ., 2. NFD, 3. Osaka Univ.)

9:45 AM - 10:00 AM

[3E02] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(2) Preparation of (Ln, Zr) mixed powder with the attritor and hot press

*Atsushi Ohuchi¹, Fumiki Mizusako¹, Mutsumi Hirai¹, Kenji Konashi², Hiroaki Muta³, Ken Kurosaki³ (1. NFD, 2. Tohoku Univ., 3. Osaka Univ.)

10:00 AM - 10:15 AM

[3E03] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(3) Effect of oxygen partial pressure on hydrogen release

*Kenji Konashi¹, Tadao Yato¹, Mutsumi Hirai², Atsushi Outi², Hiroaki Muta³, Ken Kurosaki³ (1. Tohoku University, 2. NFD, 3. Osaka University)

10:15 AM - 10:30 AM

[3E04] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(4) Thermal diffusivity measurement of Nd-Zr hydride at high temperatures

*Kyosuke Nakayama¹, Hiroaki Muta¹, Yuji Ohishi¹, Ken Kurosaki¹, Mutsumi Hirai², Kenji Konashi³ (1. Osaka University, 2. Nippon Nuclear Fuel Development Co., LTD, 3. Tohoku University)

10:30 AM - 10:45 AM

[3E05] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(5) Research on availability and realizability for transmutation core with MA-Zr hydride (I)

*Koki Hibi¹, Kazuo Ikeda², Kunihiro Itoh², Kenji Konashi³ (1. MFBR, 2. NDC, 3. Tohoku Univ.)

10:45 AM - 11:00 AM

[3E06] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(6) Examination of cooling capability during handling of MA-Zr hydride target assembly

*Daisuke MORIGUCHI¹, Kazuo IKEDA¹, Kunihiro ITOH¹, Koki HIBI², Kenji KONASHI³ (1. NDC, 2. MFBR, 3. Tohoku Univ.)

11:00 AM - 11:15 AM

[3E07] Development of MA-Zr hydride for early realization of transmutation of nuclear wastes

(7)Material balance (MB) evaluation in the case of continuing the LWRs operation

*Kunihiro Itoh¹, Satoru Mukai¹, Kazuo Ikeda¹, Koki Hibi², Kenji Konashi³ (1. NDC, 2. MFBR, 3. Tohoku Univ.)

Time reserved for Chair （11:15 AM - 11:25 AM）

Oral presentation

[3E08-09] FP Behavior 1

Fri. Sep 7, 2018 11:25 AM - 12:00 PM Room E (A34 -A Building)

Chair:Mutsumi Hirai(NFD)

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11:25 AM - 11:40 AM

[3E08] Measurement of ruthenium activity in ruthenium-palladium-rhodium alloys

*Jiazhan Liu¹, Naoya Miyahara¹, Shuhei Miwa¹, Masahide Takano¹, Masahiko Osaka¹ (1. Japan Atomic Energy Agency)

11:40 AM - 11:55 AM

[3E09] Distribution measurement at microlevel of Cs chemisorbed compounds onto stainless steel under LWR severe accident

*Eriko Suzuki¹, Hiroaki Ogawa¹, Kunihisa Nakajima¹, Shunichiro Nishioka¹, Masahiko Osaka¹, Shinichiro Yamashita¹, Ryoko Kurishiba², Takashi Endo², Shigehito Isobe², Naoyuki Hashimoto² (1. JAEA, 2. Hokkaido Univ.)

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

Oral presentation

[3E10-12] FP Behavior 2

Fri. Sep 7, 2018 2:45 PM - 3:35 PM Room E (A34 -A Building)

Chair:Kenji Konashi(Tohoku Univ.)

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2:45 PM - 3:00 PM

[3E10] Local structure analysis of Cs and I dissolved in molten alkali halide salts by molecular dynamics calculations

*Yuma Sekiguchi¹, Koichi Uozumi², Katsuyuki Kawamura³, Takayuki Terai¹ (1. UTokyo, 2. CRIEPI, 3. Titech)

3:00 PM - 3:15 PM

[3E11] Comparative study of Cs silicates properties between DFT calculation and experimental data

*Faoulat Miradji¹, Eriko Suzuki¹, Shunichiro Nishioka¹, Chikashi Suzuki¹, Kunihisa Nakajima¹, Thi-Mai-Dung Do², Masahiko Osaka¹, Yuji Ohishi³, Hiroaki Muta³ (1. JAEA, 2. Nagaoka Univ., 3. Osaka Univ.)

3:15 PM - 3:30 PM

[3E12] Chemical interaction between Sr compounds and Zircaloy

*Afiqa Mohamad^1,2, Kunihisa Nakajima¹, Shunichiro Nishioka¹, Shuhei Miwa¹, Masahiko Osaka¹ (1. JAEA, 2. Osaka University )

Time reserved for Chair （3:30 PM - 3:35 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 501-1 Basic Properties

[2E01-05] Fuel Fabrication

(1)Characterization of jet mill

(2)Selection and evaluation of pulverizers

(3)Optimization study of collision plate-type jet mill

Performance Evaluation of Granulator

[2E06-08] Physical Property Measurement

[2E09-12] Control Rod Material

(6) Thermophysical Properties of 10mass%B4C-SS Eutectic Materials in the Solid State

(7) Density and Surface Tension of 10mass%B4C-SS Eutectic Molten Materials

(8) Emissivity, Heat Capacity and Thermal Conductivity of 10mass%B4C-SS Eutectic Molten Material

(9) Viscosity Measurement of 10mass%B4C-SS Eutectic Molten Material

[3E01-07] MA-Zr Hydride

(1) Experimental plan of MA-Zr hydride fabrication

(2) Preparation of (Ln, Zr) mixed powder with the attritor and hot press

(3) Effect of oxygen partial pressure on hydrogen release

(4) Thermal diffusivity measurement of Nd-Zr hydride at high temperatures

(5) Research on availability and realizability for transmutation core with MA-Zr hydride (I)

(6) Examination of cooling capability during handling of MA-Zr hydride target assembly

(7)Material balance (MB) evaluation in the case of continuing the LWRs operation

[3E08-09] FP Behavior 1

[3E10-12] FP Behavior 2

Authentication

(6) Thermophysical Properties of 10mass%B₄C-SS Eutectic Materials in the Solid State

(7) Density and Surface Tension of 10mass%B₄C-SS Eutectic Molten Materials

(8) Emissivity, Heat Capacity and Thermal Conductivity of 10mass%B₄C-SS Eutectic Molten Material

(9) Viscosity Measurement of 10mass%B₄C-SS Eutectic Molten Material