Oral presentation

[1C01-04] Severe Accident

Wed. Sep 16, 2020 2:45 PM - 3:55 PM Room C (Zoom room 3)

Chair:Hideo Watanabe(Kyushu Univ.)

2:45 PM - 3:00 PM

[1C01] High-temperature gas-solid interaction of calcium silicate insulation with cesium hydroxide

*Muhammad Rizaal¹, Kunihisa Nakajima¹, Masahiko Osaka¹, Takumi Saito², Koji Okamoto² (1. Japan Atomic Energy Agency, 2. The University of Tokyo)

3:00 PM - 3:15 PM

[1C02] Investigation on Cs chemisorption behavior onto stainless steel by microscopic analyses

*Eriko Suzuki^1,2, Kunihisa Nakajima¹, Shuhei Miwa¹, Masahiko Osaka¹, Naoyuki Hashimoto², Shigehito Isobe² (1. JAEA, 2. Hokkaido Univ.)

3:15 PM - 3:30 PM

[1C03] Development of Three-Dimensional Distribution Visualization Technology for Boron Using Energy Resolved Neutron-Imaging System (RADEN)

*Yuta Abe¹, Yusuke Tsuchikawa¹, Kai Tetsuya¹, Yoshihiro Matsumoto², Joseph D Parker², Takenao Shinohara¹, Yuji Ohishi³, Takashi Kamiyama⁴, Yuji Nagae¹, Ikken Sato¹ (1. JAEA, 2. CROSS, 3. Osaka Univ., 4. Hokkaido Univ.)

3:30 PM - 3:45 PM

[1C04] Development of out of pile experimental method for evaluating the effect of dispersed fuel fragments on the fuel coolability under FFRD condition

*Koichi Ogata¹, Yasunari Shinohara¹, Yuki Shimizu¹, Masaaki Yamato² (1. NDC, 2. MHI)

Time reserved for Chair （3:45 PM - 3:55 PM）

Oral presentation

[1C05-09] Corrosion

Wed. Sep 16, 2020 3:55 PM - 5:15 PM Room C (Zoom room 3)

Chair:shiro jitsukawa(NIT Fukushima College)

3:55 PM - 4:10 PM

[1C05] Influence of Temperature on the Crack growth of Stellite in High Temperature Water.

*takahiro sasaoka¹, Takumi Terachi¹, Takuyou Yamada¹, Koji Arioka¹ (1. INSS)

4:10 PM - 4:25 PM

[1C06] Effects of Stress and Dissolved Hydrogen on Grain Boundary Oxidation of Irradiated Stainless Steels

*Takuya Fukumura¹, Terumitsu Miura¹, Katsuhiko Fujii¹, Koji Fukuya¹, Yuji Kitsunai² (1. INSS, 2. NFD)

4:25 PM - 4:40 PM

[1C07] SCC Mechanistic Study on PWR Structural Materials

Influence of Fe-Cr-Ni Concentration on Oxide Film Thickness

*Takumi Terachi¹, Takuyo Yamada¹, Koji Arioka¹ (1. INSS)

4:40 PM - 4:55 PM

[1C08] Study on Material Properties Changes and Fracture Modes for BWR Internal Components under Neutron Irradiation

*Takahiro Hayashi¹, Shigeaki Tanaka¹, Takuya Ogawa¹, Masao Itatani¹, Toshiyuki Saito¹ (1. TOSHIBA Energy Systems & Solutions Corporation)

4:55 PM - 5:10 PM

[1C09] Hydrothermal corrosion behavior of SiC ceramics under metal impurities-dissolved environment

*Tatsuya Nakane¹, Ryuki Tahara¹, Anna Gubarevich¹, Katsumi Yoshida¹ (1. Tokyo Tech)

Time reserved for Chair （5:10 PM - 5:15 PM）

Oral presentation

[2C01-07] Irradiation Effect 1

Thu. Sep 17, 2020 10:00 AM - 12:00 PM Room C (Zoom room 3)

Chair:Kenji Nishida(CRIEPI)

10:00 AM - 10:15 AM

[2C01] Calculations of dpa based on new athermal recombination correction model in various radiation enviroments

*Yosuke Iwamoto¹, Shin-ichiro Meigo¹, Shintaro Hashimoto¹ (1. JAEA)

10:15 AM - 10:30 AM

[2C02] Ion irradiation-induced changes in the properties of rock-forming minerals of concrete aggregates at high fluences

*Nhut Vu Luu^1,5, Kenta Murakami¹, Hamza Samouh², Ippei Maruyama², Sho Kano³, Kiyoteru Suzuki⁴ (1. Nagaoka University of Technology, 2. Nagoya University, 3. The University of Tokyo, 4. Mitsubishi Research Institute, 5. Vietnam Atomic Energy Institute)

10:30 AM - 10:45 AM

[2C03] Microstructural change of fluorite-type oxides under synergistic irradiation with swift heavy ions and electrons

*Hiroki Tomonaka¹, Ayaka Maruo¹, Kazuhiro Yasuda¹, Syo Matsumura¹, Norito Ishikawa², Jean-Marc Costantini³ (1. Kyushu Univ., 2. JAEA, 3. CEA-Saclay)

10:45 AM - 11:00 AM

[2C04] In-situ cathodoluminescence study of Gd₂O₃ doped CeO₂ in HVEM

*Pooreun SEO¹, A.K.M. Saiful Islam BHUIAN², Jean-Marc COSTANTINI³, Syo MATSUMURA¹, Kazuhiro YASUDA¹ (1. Kyushu Univ., 2. BAEC, 3. CEA, Univ. Paris-Saclay)

11:00 AM - 11:15 AM

[2C05] Effects of solute elements in iron-based alloys for hardness change along helium irradiation and post-irradiation annealing

*PHONGSAKORN PRAK TOM^1,2, KENTA MURAKAMI¹, VU NHUT LUU¹, LIANG CHEN¹ (1. Nagaoka University of Technology, 2. Malaysian Nuclear Agency)

11:15 AM - 11:30 AM

[2C06] Effect of solute atoms on dislocation loop formation in Fe-Cr-Al alloys

*Naoyuki Hashimoto¹, Yixian Tang², Kodai Toyota³ (1. Faculty of Engineering, Hokkaido University, 2. Graduate School of Engineering, Hokkaido University, 3. Japan Atomic Energy Agency)

11:30 AM - 11:45 AM

[2C07] In-situ WB-STEM evaluation of thermal stability of the neutron induced dislocation loops during post-irradiation-annealing

*Kenta Yoshida¹, Du Yufeng¹, Yusuke Shimada¹, Tomoaki Suzudo², Kazuto Arakawa³, Takeshi Toyama¹, Koji Inoue¹, Somei Ohnuki⁴, Yasuyoshi Nagai¹ (1. Tohoku Univ., 2. JAEA, 3. Shimane Univ., 4. USTB)

Time reserved for Chair （11:45 AM - 12:00 PM）

Oral presentation

[2C08-13] Irradiation Effect 2

Thu. Sep 17, 2020 2:45 PM - 4:30 PM Room C (Zoom room 3)

Chair:Kenta Murakami(Nagaoka Univ. Tech.)

2:45 PM - 3:00 PM

[2C08] Nature of defect clusters produced in ferritic model alloy at elevated temperatures

*Liang Chen¹, Kenta Murakami¹, Dongyue Chen², Huilong Yang², Hiroaki Abe², Zhengcao Li³, Naoto Sekimura² (1. Nagaoka Univ. of Tech., 2. Univ. of Tokyo, 3. Tsinghua Univ.)

3:00 PM - 3:15 PM

[2C09] Evaluation of solute atomic clusters formed in pressure vessel steel model alloys by irradiation.

*Kento Tanaka¹, Hideo Watanabe¹, Takuya Irie¹, Yusuke Gouya¹ (1. Kyushu Univ.)

Cancelled

3:15 PM - 3:30 PM

[2C10] Investigation of Relation between Embrittlement of Reactor Pressure Vessel Steel and Nano-Microstructure

*Taehyun Hwang¹, Takashi Hashimoto¹, Teruyoshi Abe¹, Makoto Terauchi¹ (1. JAEA)

3:30 PM - 3:45 PM

[2C11] Hardening factor of solute atom clusters in neutron-irradiated stainless steels

*Katsuhiko Fujii¹, Koji Fukuya¹ (1. INSS)

3:45 PM - 4:00 PM

[2C12] Evaluation of tensile property of stainless steel welds used in PWRs by micro-tensile testing

*Terumitsu Miura¹, Takuya Fukumura¹, Katsuhiko Fujii¹, Koji Fukuya¹, Hitoshi Seto² (1. Institute of Nuclear Safety System, 2. Nippon Nuclear Fuel Development)

4:00 PM - 4:15 PM

[2C13] Effect of Si addition on mechanical property and microstructural change in ion irradiated stainless steel model alloys

*Takaaki Takaaki Mabuchi¹, Takeshi Doi², Ken-ichi Fukumoto¹, Katsuhiko Fujii³ (1. UNIVERSITY OF FUKUI, 2. KEPCO, 3. INSS)

Time reserved for Chair （4:15 PM - 4:30 PM）

Oral presentation

[2C14-18] Human Resource Development

Thu. Sep 17, 2020 4:30 PM - 6:00 PM Room C (Zoom room 3)

Chair:Yasuhisa Oya(Shizuoka Univ.)

4:30 PM - 4:45 PM

[2C14] Evaluation technique training of reactor vessel irradiation embrittlement using actual plant material

(1)Overview of METI’s project

*Takuyo Yamada¹, Katsuhiko Fujii¹, Kenji Nishida², Takashi Hashimoto³, Hideo Watanabe⁴, Kenichi Fukumoto⁵, Kenta Murakami⁶ (1. INSS, 2. CRIEPI, 3. JAEA, 4. Kyusyu Univ., 5. Univ. of Fukui, 6. Nagaoka Univ. of Tech.)

4:45 PM - 5:00 PM

[2C15] Evaluation technique training of reactor vessel irradiation embrittlement using actual plant material

(2)Atom probe analysis

*Kenji Nishida¹, Katsuhiko Fujii², Atsuko Kojima², Takashi Hashimoto³, Kenta Murakami⁴ (1. CRIEPI, 2. INSS, 3. JAEA, 4. Nagaoka Univ. of Tech)

5:00 PM - 5:15 PM

[2C16] Evaluation technique training of reactor vessel irradiation embrittlement using actual plant material

(3)On the searching and characterization of solute atom clusters

*Kenta Murakami¹, Dengue Chen², Kenji Nishida³ (1. Nagaoka Univ. Tech., 2. Univ. Tokyo, 3. CRIEPI)

5:15 PM - 5:30 PM

[2C17] Evaluation technique training of reactor vessel irradiation embrittlement using actual plant material

(4)Evaluation technique training of transmission electron microscopy

*Hideo Watanabe¹, Kenichi Fukumoto², Tomohiro Kobayashi³, Terumistu Miura⁴, Takuyo Yamada⁴ (1. Kyushu Univ., 2. Fukui Univ., 3. CRIEPI, 4. INSS)

5:30 PM - 5:45 PM

[2C18] Evaluation technique training of reactor vessel irradiation embrittlement using actual plant material

(5)Basic study and training for fracture toughness evaluation

*Masato Yamamoto¹, Yasufumi Miura¹ (1. CRIEPI)

Time reserved for Chair （5:45 PM - 6:00 PM）

Sessions

V. Nuclear Fuel Cycle and Nuclear Materials » 502-1 Nuclear Materials, Degradation, Radiation Effects, and Related Technology

[1C01-04] Severe Accident

[1C05-09] Corrosion

Influence of Fe-Cr-Ni Concentration on Oxide Film Thickness

[2C01-07] Irradiation Effect 1

[2C08-13] Irradiation Effect 2

[2C14-18] Human Resource Development

(1)Overview of METI’s project

(2)Atom probe analysis

(3)On the searching and characterization of solute atom clusters

(4)Evaluation technique training of transmission electron microscopy

(5)Basic study and training for fracture toughness evaluation

Authentication