Oral presentation

[1G15-17] Hydrogen Isotope Retention for Tungsten

Tue. Mar 26, 2024 4:40 PM - 5:30 PM Room G (21Bildg.3F 21-317)

Chair:Suguru Masuzaki(NIFS)

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4:40 PM - 4:55 PM

[1G15] Effect of potassium doping on irradiation defect formation and deuterium retention in W

*Kenshiro Miura¹, Yuzuka Hoshino¹, Asahi Sanfukuji¹, Naoko Ashikawa², Qilai Zhou³, Yasuhisa Oya¹ (1. Shizuoka Univ., 2. Kyoto Fusioneering, 3. Wuhan Univ. Tech.)

4:55 PM - 5:10 PM

[1G16] Effect of irradiation damage on hydrogen isotope retention behavior for tungsten-tantalum alloy

*Shingo Okumura¹, Kaiji Yamamura², Hao Yu², Akira Hasegawa², Ryuta Kasada², Yasuhisa Oya¹ (1. Shizuoka Univ., 2. Tohoku Univ.)

5:10 PM - 5:25 PM

[1G17] Effect of neutron irradiation on formation of irradiation defect and hydrogen isotope retention behavior for W-Re alloy

*Ayumu Hayakawa¹, Yuzuka Hoshino¹, Asahi Sanfukuji¹, Takeshi Toyama², Yasuhisa Oya¹ (1. Shizuoka Univ., 2. Tohoku Univ.)

Time reserved for Chair （5:25 PM - 5:30 PM）

Oral presentation

[2G01-06] Themal System

Wed. Mar 27, 2024 9:30 AM - 11:00 AM Room G (21Bildg.3F 21-317)

Chair:Keisuke Mukai(Kyoto Univ.)

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9:30 AM - 9:45 AM

[2G01] Delamination behavior of divertor welded cooling pipe via finite element analysis applying CZM

*Yuta Tobata¹, Takashi Nozawa¹, Dai Hamaguchi¹ (1. National Institute for Quantum Science and Technology)

9:45 AM - 10:00 AM

[2G02] Abnormal growth of oxides in circular tube made of FeCrAl alloy and effect on MHD flow of liquid LiPb fusion blanket systems

*Ryuhei Muto¹, Takashi Endo², Masatoshi Kondo¹ (1. Tokyo Tech, 2. Hokkaido Univ.)

10:00 AM - 10:15 AM

[2G03] Adhesion of α-Al₂O₃layer formed on ODS FeCrAl alloys after exposure to liquid metals

*Yoshiki Kitamura¹, Masatoshi Kondo¹, Susumu Hatakeyama¹, Naoko Oono², Yoshimitsu Hishinuma³, Kan Sakamoto⁴, Yuji Hatano⁵, Bruce A Pint⁶, Jiheon Jun⁶, Marie Romedenne⁶ (1. Tokyo Tech, 2. Yokohama Natl. Univ., 3. NIFS, 4. NFD, 5. Univ. of Toyama, 6. ORNL)

10:15 AM - 10:30 AM

[2G04] Experimental study of MHD pressure drop reduction by electrical insulating α-Al₂O₃ layer in liquid LiPb breeder blanket systems

*Ryunosuke Nishio¹, Masatoshi Kondo¹ (1. Tokyo Tech)

10:30 AM - 10:45 AM

[2G05] Chemical compatibility of liquid metals with structural material under stress loading conditions

*Kenshi Ohno¹, Masatoshi Kondo¹, Naoko Oono² (1. Tokyo Tech, 2. Yokohama Natl. Univ.)

10:45 AM - 11:00 AM

[2G06] Chemical compatibility of Zr alloy and Ti alloy in liquid Sn environment

*Sota Hagiwara¹, Kan Sakamoto², Masatoshi Kondo¹ (1. Tokyo Tech, 2. NFD)

Oral presentation

[2G07-10] Blanket Materials

Wed. Mar 27, 2024 11:00 AM - 12:00 PM Room G (21Bildg.3F 21-317)

Chair:Teruya Tanaka(NIFS)

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11:00 AM - 11:15 AM

[2G07] Lithium vaporization and mechanical strength properties of sintered bodies of lithium metatitanate doped with excess lithium

*Minato Banai¹, Kazuya Sasaki¹, Kiyoto Shinmura¹, Satoru Kikuchi¹ (1. Hirosaki Univ.)

11:15 AM - 11:30 AM

[2G08] Phase stability of long-term creep tested F82H

*Hiroyasu TANIGAWA Tanigawa¹, Motoki Nakajima¹, Masami Ando¹, Taichiro Kato¹, Hideo Sakasegawa², Toshiya Nakata³, Takashi Nozawa¹ (1. QST, 2. JAEA, 3. Gifu Univ.)

11:30 AM - 11:45 AM

[2G09] Microstructural change in He-irradiated V-Cr-Ti alloys with low Ti addition

*YICHEN ZOU¹, Ken-ichi FUKUMOTO², Ryoya Ishigami³, Takuya Nagasaka⁴ (1. University of Fukui, graduate school of engineering, 2. RINE/ Univ. of Fukui, 3. The Wakasa Wan Energy Research Center, 4. National Institute for Fusion Science)

11:45 AM - 12:00 PM

[2G10] Intermittent-voltage-applying electrodialysis lithium 6 isotope enrichment that controls the adsorbed isotope ratio on the electrolyte membrane using electrostatic attraction

*Kiyoto Shin-mura Shin-mura¹, Hirofumi Tazoe¹, Kazuya Sasaki¹ (1. Hirosaki Univ.)

Oral presentation

[2G11-16] Functional Material

Wed. Mar 27, 2024 2:45 PM - 4:20 PM Room G (21Bildg.3F 21-317)

Chair:Naoko Ashikawa(Kyoto Fusioneering)

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2:45 PM - 3:00 PM

[2G11] Evaluation of Deuterium Absorption/Desorption Behavior on Graphite -Effects of Metal Impurities on Deuterium Desorption Behavior from Carbon Dust-

*RYOICHI YAMAMOTO¹, Hisao Atsumi¹ (1. Kindai Univ.)

3:00 PM - 3:15 PM

[2G12] Investigation on addition and dispersion methods of carbide nanoparticles in functional ceramic coating

*Tetsuma Ito¹, Takumi Chikada¹, Kento Shirota¹, Wataru Matsuura¹, Yuka Shimizu¹, Khiem Do Duy¹ (1. Shizuoka University )

3:15 PM - 3:30 PM

[2G13] Gold-ion irradiation effects on electrical properties and deuterium permeation behavior to zirconium oxide coating

*Heizo Muramatsu¹, Kento Shirota¹, Yuka Shimizu¹, Khiem Do Duy¹, Teruya Tanaka², Takaumi Chikada¹ (1. Shizuoka Univ., 2. NIFS)

3:30 PM - 3:45 PM

[2G14] Deuterium permeation measurements for zirconium oxide coating under exposure to various ceramic breeder pebbles

*Takumi Chikada¹, Wataru Matsuura¹, Julia Leys², Khime Duy Do¹ (1. Shizuoka Univ., 2. KIT)

3:45 PM - 4:00 PM

[2G15] Development of potassium doped tungsten thick plates for fusion reactors

(1) Overview of R&D and effectiveness of potassium doping

*Shuhei Nogami¹, Akira Hasegawa², Naoya Matsuta¹, Kei Miura¹, Shigekazu Yamazaki¹, Seiji Nakabayashi¹, Tomohiro Takida¹ (1. A.L.M.T., 2. Tohoku Univ.)

4:00 PM - 4:15 PM

[2G16] Development of potassium doped tungsten thick plates for fusion reactors

(2) Characterization of potassium doped tungsten thick plates

*Kei Miura¹, Naoya Matsuta¹, Shigekazu Yamazaki¹, Seiji Nakabayashi¹, Tomohiro Takida¹, Shuhei Nogami¹ (1. A.L.M.T)

Time reserved for Chair （4:15 PM - 4:20 PM）

Sessions

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

[1G15-17] Hydrogen Isotope Retention for Tungsten

[1G15] Effect of potassium doping on irradiation defect formation and deuterium retention in W

[1G16] Effect of irradiation damage on hydrogen isotope retention behavior for tungsten-tantalum alloy

[1G17] Effect of neutron irradiation on formation of irradiation defect and hydrogen isotope retention behavior for W-Re alloy

[2G01-06] Themal System

[2G01] Delamination behavior of divertor welded cooling pipe via finite element analysis applying CZM

[2G02] Abnormal growth of oxides in circular tube made of FeCrAl alloy and effect on MHD flow of liquid LiPb fusion blanket systems

[2G03] Adhesion of α-Al₂O₃layer formed on ODS FeCrAl alloys after exposure to liquid metals

[2G04] Experimental study of MHD pressure drop reduction by electrical insulating α-Al₂O₃ layer in liquid LiPb breeder blanket systems

[2G05] Chemical compatibility of liquid metals with structural material under stress loading conditions

[2G06] Chemical compatibility of Zr alloy and Ti alloy in liquid Sn environment

[2G07-10] Blanket Materials

[2G07] Lithium vaporization and mechanical strength properties of sintered bodies of lithium metatitanate doped with excess lithium

[2G08] Phase stability of long-term creep tested F82H

[2G09] Microstructural change in He-irradiated V-Cr-Ti alloys with low Ti addition

[2G10] Intermittent-voltage-applying electrodialysis lithium 6 isotope enrichment that controls the adsorbed isotope ratio on the electrolyte membrane using electrostatic attraction

[2G11-16] Functional Material

[2G11] Evaluation of Deuterium Absorption/Desorption Behavior on Graphite -Effects of Metal Impurities on Deuterium Desorption Behavior from Carbon Dust-

[2G12] Investigation on addition and dispersion methods of carbide nanoparticles in functional ceramic coating

[2G13] Gold-ion irradiation effects on electrical properties and deuterium permeation behavior to zirconium oxide coating

[2G14] Deuterium permeation measurements for zirconium oxide coating under exposure to various ceramic breeder pebbles

[2G15] Development of potassium doped tungsten thick plates for fusion reactors

(1) Overview of R&D and effectiveness of potassium doping

[2G16] Development of potassium doped tungsten thick plates for fusion reactors

(2) Characterization of potassium doped tungsten thick plates

Authentication