Oral presentation

[1L01-08] Liquid Metal Engineering in Fusion Reactor

Wed. Mar 16, 2022 9:45 AM - 12:00 PM Room L

Chair: Keisuke Mukai (Kyoto Univ.)

9:45 AM - 10:00 AM

[1L01] Impurity evaluation by sampling in a large LiPb loop

*Yukinori Hamaji¹ (1. NIFS)

10:00 AM - 10:15 AM

[1L02] Composition and performance evaluation of functional liquid metals for breeding blanket in FFHR-b3

*Makoto Kobayashi^1,2, Junichi Miyazawa^1,2, Takuya Goto^1,2, Yukinori Hamaji^1,2 (1. National Institute for Fusion Science, 2. SOKENDAI)

10:15 AM - 10:30 AM

[1L03] Experimental study on improvement of material compatibility by using corrosion inhibitor for liquid metal heat transfer mediums of A-FNS irradiation capsule

*Tatsuhiro Hosaka¹, Masatoshi Kondo¹, Masami Ando², Satoshi Sato² (1. Tokyo Tech, 2. QST)

10:30 AM - 10:45 AM

[1L04] Study on applicability of FeCrAl alloys for liquid metal components on fusion reactors

(1)Formation behavior of oxide layer on FeCrAl alloys

*Susumu Hatakeyama¹, Yukihiro Miyakawa¹, Yoshimitsu Hishinuma², Masatoshi Kondo¹, Teruya Tanaka², Naoko Oono-Hori³ (1. Tokyo Tech, 2. NIFS, 3. YNU)

10:45 AM - 11:00 AM

[1L05] Study on applicability of FeCrAl alloys for liquid metal components in fusion reactors

Mitigation of MHD pressure drop by self-healing oxide layer

*Ryunosuke Nishio¹, Masatoshi Kondo¹, Teruya Tanaka², Naoko Oono³ (1. Tokyo Tech, 2. NIFS, 3. Yokohama Natl. Univ. )

11:00 AM - 11:15 AM

[1L06] Study on applicability of FeCrAl alloys for liquid metal components on fusion reactors

(3)Applicability of FeCrAl alloys in liquid diverter concepts

*Miyakawa Yukihiro¹, Masatoshi Kondo¹, Teruya Tanaka², Naoko Oono³ (1. Tokyo Tech, 2. NIFS, 3. Yokohama Natl. Univ)

11:15 AM - 11:30 AM

[1L07] Study on applicability of Additive Manufactured steels for liquid metal components on fusion reactors

(1)compatibility of 316L Additive Manufacturing Materials with liquid metal

*Masato Kibayashi¹, Yoshiki Kitamura¹, Masatoshi Kondo¹, Masahiro Onoi², Shotaro Morokoshi², Tomohiro Yonemoto² (1. Tokyo Institute of Technology, 2. MTC)

11:30 AM - 11:45 AM

[1L08] Study on applicability of Additive Manufactured steels for liquid metal components on fusion reactors

(2)Corrosion resistance of Al-containing Additive Manufactured steels

*Yoshiki Kitamura¹, Masato Kibayashi¹, Masatoshi Kondo¹, Masahiro Onoi², Shotaro Morokoshi², Tomohiro Yonemoto², Yoshie Tamai¹ (1. Tokyo Tech, 2. MTC)

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

Oral presentation

[1L09-13] Tritium Breeder and Coating Technique

Wed. Mar 16, 2022 2:45 PM - 4:15 PM Room L

Chair: Makoto Kobayashi (NIFS)

2:45 PM - 3:00 PM

[1L09] CO₂ absorption characteristics of disk-shapedand powder Li₂ZrO₃ samples under various exposure conditions.

*Kosuke Tominami¹, Akihiro Hirano¹, Hiroki Tsuboi¹, Akira Taniike¹, Yuichi Furuyama¹ (1. Kobe Univ.)

3:00 PM - 3:15 PM

[1L10] CO₂ absorption characteristics of a blanket material Li₂TiO₃ under various exposure conditions

*Hiroki Tsuboi¹, Akihiro Hirano¹, Kosuke Tominami¹, Akira Taniike¹, Yuichi Furuyama¹ (1. Kobe Univ.)

3:15 PM - 3:30 PM

[1L11] Study on fretting corrosion in solid breeder blanket

*Haruya Masaki¹, Masatoshi Kondo¹, Jae-Hwan Kim², Masaru Nakamichi² (1. Tokyo Tech, 2. QST)

3:30 PM - 3:45 PM

[1L12] Fabrication and characterization of zirconium oxide coating on tubular steel substrate by metal organic decomposition

*Khiem Duy Do¹, Ryosuke Norizuki¹, Hikaru Fujiwara¹, Kento Shirota¹, Teruya Tanaka², Takumi Chikada¹ (1. Shizuoka Univ., 2. NIFS)

3:45 PM - 4:00 PM

[1L13] Effects of heavy-ion irradiation on electrical properties and hydrogen isotope permeation behavior of functional ceramic coatings

*Hikaru Fujiwara¹, Ryosuke Norizuki¹, Sota Miura¹, Sho Kano², Teruya Tanaka³, Wataru Inami¹, Yoshimasa Kawata¹, Takumi Chikada¹ (1. Shizuoka Univ., 2. UTokyo, 3. NIFS)

Time reserved for Chair （4:00 PM - 4:15 PM）

Oral presentation

[1L14-17] Neutron Multiplier

Wed. Mar 16, 2022 4:15 PM - 5:30 PM Room L

Chair: Satoshi Ito (Tohoku Univ.)

4:15 PM - 4:30 PM

[1L14] Status of R&D of advanced neutron multiplier in ITER-BA activity

(33)Compressive strength of plasma-sintered beryllides

*Taehyun Hwang¹, Jae-Hwan Kim¹, Suguru Nakano¹, Yoshiaki Akatsu¹, Masaru Nakamichi¹ (1. QST)

4:30 PM - 4:45 PM

[1L15] Status of R&D of advanced neutron multiplier in ITER-BA activity

(34)Compressive properties of beryllium intermetallic compound pebbles as advanced neutron multipliers

*Yoshiaki Akatsu¹, Jae-Hwan Kim¹, Tae-Hyun Hwang¹, Suguru Nakano¹, Masaru Nakamichi¹ (1. QST)

4:45 PM - 5:00 PM

[1L16] R&D on an innovative metal refining technology for stably securing of beryllium resources

(5)Evaluation of dissolution reaction behavior of beryllium ore as a hardly soluble substance by microwave heating

*Suguru Nakano¹, Jae-Hwan Kim¹, Yoshiaki Akatsu¹, Tae-Hyun Hwang¹, Ryuta Kasada², Masaru Nakamichi¹ (1. QST, 2. Tohoku Univ.)

5:00 PM - 5:15 PM

[1L17] Recycling process in joint area between beryllium and other materials

*Jae-Hwan Kim¹, Tae-hyun Hwang¹, Yoshiaki Akatsu¹, Suguru Nakano¹, Masaru Nakamichi¹ (1. National Institutes for Quantum Science and Technology)

Time reserved for Chair （5:15 PM - 5:30 PM）

Oral presentation

[2L01-04] Plasma-material Interaction in Fusion Reactors

Thu. Mar 17, 2022 9:45 AM - 11:00 AM Room L

Chair: Takuya Nagasaka (NIFS)

9:45 AM - 10:00 AM

[2L01] Evaluation of hydrogen isotope retention behavior and impurities deposition for plasma exposed tungsten samples in QUEST

*Shiori Hirata¹, Kyousuke Ashizawa¹, Kazuaki Hanada², Naoki Yoshida², Yasuhisa Oya¹ (1. Shizuoka University, 2. Kyusyu University)

10:00 AM - 10:15 AM

[2L02] Distribution of hydrogen isotopes retention in pre-damaged tungsten tile exposed to deuterium and helium mixed divertor plasma in LHD

*Mingzhong Zhao¹, Miyuki Yajima¹, Yasunori Hayashi², Kiyohiro Yabuuchi², Masayuki Tokitani¹, Gen Motojima¹, Suguru Masuzaki¹ (1. National Institute for Fusion Science, 2. Kyoto University)

10:15 AM - 10:30 AM

[2L03] Hydogen isotope mixed plasma driven permeation for neutron damaged tungsten

*Yasuhisa Oya¹, Ashizawa Kyosuke¹, Shiori Hirata¹, Naoko Ashikawa², Yoji Someya³, Yuji Hatano⁴, Masashi Shimada⁵, Chase N. Taylor⁵, Robert Kolasinski⁶ (1. Shizuoka University, 2. NIFS, 3. QST, 4. University of Toyama, 5. INL, 6. SNL)

10:30 AM - 10:45 AM

[2L04] Effects of rhenium and chromium addition on radiation tolerance and hydrogen isotope retention of tungsten

*Yuji Hatano¹, Jing Wang¹, Takeshi Toyama², Yuji Nobuta⁴, Yasuhisa Oya⁵, Tatsuya Hinoki³ (1. Univ. of Toyama, 2. Tohoku Univ., 3. Kyoto Univ., 4. Hokkaido Univ., 5. Shizuoka Univ.)

Time reserved for Chair （10:45 AM - 11:00 AM）

Oral presentation

[2L05-07] Material Engineering for Fusion Applications

Thu. Mar 17, 2022 11:00 AM - 12:00 PM Room L

Chair: Yuji Hatano (Univ. of Toyama)

11:00 AM - 11:15 AM

[2L05] Impact properties of tantalum-added vanadium alloys V-Ta-4Cr-4Ti

*Takeshi Miyazawa¹, Haruka Saito¹, Yoshimitsu Hishinuma², Takuya Nagasaka², Takeo Muroga², Jingjie Shen², Yasuki Okuno¹, Hao Yu¹, Ryuta Kasada¹, Akira Hasegawa¹ (1. Tohoku Univ., 2. NIFS)

11:15 AM - 11:30 AM

[2L06] Effects of annealing temperature on microstructure and mechanical properties of high purity vanadium alloys

*Jingjie Shen^1,2, Takuya Nagasaka^1,2, Kazuki Saito², Masayuki Tokitani^1,2, Takeo Muroga^1,2, Ryuta Kasada³ (1. NIFS, 2. SOKENDAI, 3. Tohoku Univ.)

11:30 AM - 11:45 AM

[2L07] Specimen size effects on creep properties of reduced-activation ferritic/martensitic steel F82H

*Takuya Nagasaka^1,2, Jingjie Shen^1,2, Masami Ando³, Taichiro Kato³, Takashi Nozawa³, Hiroyasu Tanigawa³ (1. NIFS, 2. SOKENDAI, 3. QST)

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

Sessions

VI. Fusion Energy Engineering » 601-2 Fusion Reactor Material Science (Reactor and Blanket Materials, Irradiation Behavior)

[1L01-08] Liquid Metal Engineering in Fusion Reactor

[1L01] Impurity evaluation by sampling in a large LiPb loop

[1L02] Composition and performance evaluation of functional liquid metals for breeding blanket in FFHR-b3

[1L03] Experimental study on improvement of material compatibility by using corrosion inhibitor for liquid metal heat transfer mediums of A-FNS irradiation capsule

[1L04] Study on applicability of FeCrAl alloys for liquid metal components on fusion reactors

(1)Formation behavior of oxide layer on FeCrAl alloys

[1L05] Study on applicability of FeCrAl alloys for liquid metal components in fusion reactors

Mitigation of MHD pressure drop by self-healing oxide layer

[1L06] Study on applicability of FeCrAl alloys for liquid metal components on fusion reactors

(3)Applicability of FeCrAl alloys in liquid diverter concepts

[1L07] Study on applicability of Additive Manufactured steels for liquid metal components on fusion reactors

(1)compatibility of 316L Additive Manufacturing Materials with liquid metal

[1L08] Study on applicability of Additive Manufactured steels for liquid metal components on fusion reactors

(2)Corrosion resistance of Al-containing Additive Manufactured steels

[1L09-13] Tritium Breeder and Coating Technique

[1L09] CO₂ absorption characteristics of disk-shapedand powder Li₂ZrO₃ samples under various exposure conditions.

[1L10] CO₂ absorption characteristics of a blanket material Li₂TiO₃ under various exposure conditions

[1L11] Study on fretting corrosion in solid breeder blanket

[1L12] Fabrication and characterization of zirconium oxide coating on tubular steel substrate by metal organic decomposition

[1L13] Effects of heavy-ion irradiation on electrical properties and hydrogen isotope permeation behavior of functional ceramic coatings

[1L14-17] Neutron Multiplier

[1L14] Status of R&D of advanced neutron multiplier in ITER-BA activity

(33)Compressive strength of plasma-sintered beryllides

[1L15] Status of R&D of advanced neutron multiplier in ITER-BA activity

(34)Compressive properties of beryllium intermetallic compound pebbles as advanced neutron multipliers

[1L16] R&D on an innovative metal refining technology for stably securing of beryllium resources

(5)Evaluation of dissolution reaction behavior of beryllium ore as a hardly soluble substance by microwave heating

[1L17] Recycling process in joint area between beryllium and other materials

[2L01-04] Plasma-material Interaction in Fusion Reactors

[2L01] Evaluation of hydrogen isotope retention behavior and impurities deposition for plasma exposed tungsten samples in QUEST

[2L02] Distribution of hydrogen isotopes retention in pre-damaged tungsten tile exposed to deuterium and helium mixed divertor plasma in LHD

[2L03] Hydogen isotope mixed plasma driven permeation for neutron damaged tungsten

[2L04] Effects of rhenium and chromium addition on radiation tolerance and hydrogen isotope retention of tungsten

[2L05-07] Material Engineering for Fusion Applications

[2L05] Impact properties of tantalum-added vanadium alloys V-Ta-4Cr-4Ti

[2L06] Effects of annealing temperature on microstructure and mechanical properties of high purity vanadium alloys

[2L07] Specimen size effects on creep properties of reduced-activation ferritic/martensitic steel F82H

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