Basic Information

Affiliated programs (koza)

• Graduate School of Energy Science, エネルギー変換科学専攻 エネルギー機能変換講座, 助教

Professional Memberships

• 日本金属学会
• 日本原子力学会
• 日本鉄鋼協会

Academic Degree

• 修士(エネルギー科学)(京都大学)
• 博士(エネルギー科学)(京都大学)

Research History

• From Dec. 2014, To Present

  Kyoto University, Institute of Advanced Energy, Assistant Professor
• From Feb. 2016, To Jan. 2017

  JSPS, Overseas Research Fellow
• From Apr. 2012, To Nov. 2014

  Tohoku University, Graduate School of Engineering, Assistant Professor
• From Oct. 2011, To Mar. 2012

  JSPS, Research Fellow PD
• From Apr. 2009, To Sep. 2011

  JSPS, Research Fellow DC1
• From Apr. 2007, To Mar. 2009

  Mitsubishi Electric Corporation

Language of Instruction

• English

ID,URL

• ORCID ID

  0000-0002-3049-5396

• J-Global ID

  201201044994186656

• External link

  http://db.tohoku.ac.jp/whois/detail/4ec58a3e4f02db0ab99f47e847c3f32a.html

researchmap URL

• https://researchmap.jp/kiyohiroyabuuchi

Research

Research Areas

• Energy, Nuclear fusion
• Energy, Nuclear engineering
• Nanotechnology/Materials, Structural and functional materials
• Nanotechnology/Materials, Metallic materials

Papers

• Helium plasma-induced surface modifications of unirradiated and pre-ion irradiated tungsten at LHD divertor leg position

  Kiyohiro Yabuuchi

  Nuclear Fusion, 2025

  
• Surface modifications on unirradiated and ion-irradiated tungsten after exposed to deuterium plasma at LHD divertor-leg position

  Kiyohiro Yabuuchi

  Nuclear Fusion, 2025

  
• Dynamic Interaction between Dislocation and Irradiation-Induced Defects in Stainless Steels during Tensile Deformation

  Kiyohiro Yabuuchi

  Metals, 2022

  
• Dynamic interaction between the dislocations and cavities in tungsten during tensile test

  Kiyohiro Yabuuchi

  Nuclear Materials and Energy, 2022

  
• Irradiation hardening of stainless steel model alloy after Fe-ion irradiation and post-irradiation annealing treatment

  Kiyohiro Yabuuchi

  Journal of Nuclear Materials, 2021

  
• The stability of γ′ precipitates in a multi-component FeCoNiCrTi_0.2 alloy under elevated-temperature irradiation

  Kiyohiro Yabuuchi

  Journal of Nuclear Materials, 2020

  
• Irradiation effects on copper oxide superconductors including high-entropy REBCO(HE-REBCO)

  Kota Sakurai; Aichi Yamashita; Yoshikazu Mizuguchi; Kiyohiro Yabuuchi; Naoko Oono-Hori

  Nuclear Materials and Energy, Sep. 2024, Peer-reviewed

  
• Twofold age-hardening mechanism of Al-added high-Cr ODS ferritic steels

  Akihiko Kimura; Wei Sang; Wentuo Han; Kiyohiro Yabuuchi; Zongxi Xin; Junhua Luan; Peng Dou

  Journal of Nuclear Materials, Mar. 2023

  
• Interaction between an edge dislocation and faceted voids in body-centered cubic Fe

  Kiyohiro Yabuuchi; Tomoaki Suzudo

  Journal of Nuclear Materials, Feb. 2023, Peer-reviewed, Lead author, Corresponding author

  
• Effects of irradiation on interfacial strength and microstructure of double-layer mullite and alumina coating on SiC

  Taichi Miyagishi; Sosuke Kondo; Hirokazu Katsui; Kiyohiro Yabuuchi; Ryutaro Usukawa; Yasuyuki Ogino; Hao Yu; Ryuta Kasada

  Journal of Nuclear Materials, Jan. 2025

  
• Thermal annealing effect on D retention for damaged W-10%Re alloy

  Yasuhisa Oya; Nao Inozume; Yuzuka Hoshino; Naoaki Yoshida; Tatsuya Hinoki; Kiyohiro Yabuuchi; Yuji Hatano; Qilai Zhou; Fei Sun; Robert Kolasinski; Chase N. Taylor; Masashi Shimada

  Fusion Engineering and Design, Nov. 2023

  
• Radiation embrittlement of clad-HAZ of RPV of a decommissioned BWR plant

  Hideki Yuya; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, Dec. 2021

  
• Microstructure and mechanical properties of HAZ of RPVS clad with duplex stainless steel

  Hideki Yuya; Ryoya Kobayashi; Kohei Otomo; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, Mar. 2021

  
• On the use of charged particles to characterize precipitation in irradiated reactor pressure vessel steels with a wide range of compositions

  N. Almirall; P.B. Wells; T. Yamamoto; K. Yabuuchi; A. Kimura; G.R. Odette

  Journal of Nuclear Materials, Aug. 2020

  
• Ion-irradiation hardening and microstructural evolution in F82H and ferritic alloys

  Jin Gao; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, 01 Mar. 2019

  
• Microstructure evolution of γ-Al2O3/FeAl tritium permeation barrier coatings under 6.4 MeV Fe3+ ion irradiation

  Fengcheng Liu; Hucheng Yu; Xiaoou Yi; Shunjie Deng; Shulei Li; Kiyohiro Yabuuchi; Somei Ohnuki

  Nuclear Materials and Energy, Mar. 2024

  
• Insights into hardening, plastically deformed zone and geometrically necessary dislocations of two ion-irradiated FeCrAl(Zr)-ODS ferritic steels: A combined experimental and simulation study

  Peng Song; Kiyohiro Yabuuchi; Philippe Spätig

  Acta Materialia, Aug. 2022

  
• Assessment of phase stability of oxide particles in different types of 15Cr-ODS ferritic steels under 6.4 MeV Fe ion irradiation at 200 °C

  Peng Song; Akihiko Kimura; Kiyohiro Yabuuchi; Peng Dou; Hideo Watanabe; Jin Gao; Yen-Jui Huang

  Journal of Nuclear Materials, Feb. 2020

  
• Ultrahigh-Flux Concerting Materials

  Takuya NAGASAKA; Makoto I. KOBAYASHI; Teruya TANAKA; Sadatsugu TAKAYAMA; Hiroyuki NOTO; Jingjie SHEN; Tatsuya HINOKI; Kiyohiro YABUUCHI; Katsuaki TANABE; Ryuta KASADA; Sosuke KONDO; Shuhei NOGAMI; Hiroki KURITA; Naoyuki HASHIMOTO; Yuji YAMAUCHI; Yasuhisa OYA; Takumi CHIKADA; Yuji HATANO; Kazunari KATAYAMA; Makoto OYA; Naoko OONO; Yoshitaka MORI

  Plasma and Fusion Research, 23 Oct. 2023

  
• Heavy-ion irradiation and post-irradiation annealing effects in explosion-welded CuCrZr/316LN joints for ITER application

  Xiaoou Yi; Yufeng Du; Diancheng Geng; Zihao Li; Wentuo Han; Pingping Liu; Jiming Chen; Kiyohiro Yabuuchi; Kenta Yoshida; Somei Ohnuki; Qian Zhan; Farong Wan; Yasuyoshi Nagai

  Materials Characterization, Aug. 2021

  
• Irradiation effects on binary tungsten alloys at elevated temperatures: Vacancy cluster formation, precipitation of alloying elements and irradiation hardening

  Jing Wang; Yuji Hatano; Takeshi Toyama; Tatsuya Hinoki; Kiyohiro Yabuuchi; Yi-fan Zhang; Bing Ma; Alexander V. Spitsyn; Nikolay P. Bobyr; Koji Inoue; Yasuyoshi Nagai

  Materials & Design, May 2023

  
• Effects of grain boundary volume fraction on the threshold dose of irradiation-induced SiC amorphization at 30 °C

  Xinwei Yuan; Sosuke Kondo; Kiyohiro Yabuuchi; Hao Yu; Yasuyuki Ogino; Ryuta Kasada

  Journal of the European Ceramic Society, Apr. 2023, Peer-reviewed

  
• Cavity evolution and void swelling in dual ion irradiated tempered martensitic steels

  Takuya Yamamoto; Yuan Wu; Kiyohiro Yabuuchi; Jack Haley; Kenta Yoshida; Akihiko Kimura; G. Robert Odette

  Journal of Nuclear Materials, Apr. 2023

  
• Microstructural evolution in tungsten binary alloys under proton and self-ion irradiations at 800 °C

  Takeshi Miyazawa; Yuta Kikuchi; Masami Ando; Ju-Hyeon Yu; Kiyohiro Yabuuchi; Takashi Nozawa; Hiroyasu Tanigawa; Shuhei Nogami; Akira Hasegawa

  Journal of Nuclear Materials, Mar. 2023

  
• Tungsten–tantalum alloys for fusion reactor applications

  Shuhei Nogami; Itsuki Ozawa; Daisuke Asami; Naoya Matsuta; Seiji Nakabayashi; Siegfried Baumgärtner; Philipp Lied; Kiyohiro Yabuuchi; Takeshi Miyazawa; Yuta Kikuchi; Marius Wirtz; Michael Rieth; Akira Hasegawa

  Journal of Nuclear Materials, Aug. 2022

  
• Change in nanoindentation hardness of polycrystalline tungsten irradiated with Fe ions or electrons by hydrogen gas charging

  Koichi Sato; Ryuta Kasada; Atsushi Kiyohara; Masashi Hirabaru; Kenichi Nakano; Kiyohiro Yabuuchi; Masahiko Hatakeyama; Qiu Xu

  Journal of Nuclear Materials, Mar. 2022

  
• An approximate in-situ method for investigating irradiation damage of grain boundary

  Lei Zhang; Yufeng Du; Wentuo Han; Pingping Liu; Xiaoou Yi; Kiyohiro Yabuuchi; Somei Ohnuki; Farong Wan

  Nuclear Materials and Energy, Dec. 2021

  
• Evaluation of irradiation hardening in ODS-Cu and non ODS-Cu by nanoindentation hardness test and micro-pillar compression test after self-ion irradiation

  Yuchen Liu; Sosuke Kondo; Hao Yu; Kiyohiro Yabuuchi; Ryuta Kasada

  Nuclear Materials and Energy, Mar. 2021

  
• Statistical Approach for Understanding the Effect of Specimen Size on the Yield Stress and Its Scattering in Mechanically-Alloyed Cu and ODS-Cu Obtained by Micro-Pillar Compression Test

  Yuchen Liu; Sosuke Kondo; Hao Yu; Kiyohiro Yabuuchi; Ryuta Kasada

  MATERIALS TRANSACTIONS, 01 May 2020

  
• Effects of helium implantation with heavy ion irradiation on deuterium permeation in yttrium oxide coating

  Kazuki Nakamura; Hikari Fujita; Jan Engels; Masayuki Tokitani; Yoshimitsu Hishinuma; Kiyohiro Yabuuchi; Sho Kano; Takayuki Terai; Wataru Inami; Yoshimasa Kawata; Takumi Chikada

  Journal of Nuclear Materials, Aug. 2020

  
• Dose dependence of ion irradiation effects on 12Cr–6Al-ODS steel with electron-beam weld line

  Jin Gao; Yuuki Yamasaki; Peng Song; Yen-Jui Huang; Kiyohiro Yabuuchi; Akihiko Kimura; Kan Sakamoto; Shinichiro Yamashita

  Journal of Nuclear Materials, Jan. 2020

  
• Effects of neutron irradiation on 12Cr–6Al-ODS steel with electron-beam weld line

  Jin Gao; Peng Song; Yen-Jui Huang; Kiyohiro Yabuuchi; Akihiko Kimura; Kan Sakamoto; Shinichiro Yamashita

  Journal of Nuclear Materials, Oct. 2019

  
• Valence Electron and Chemical State Analysis of Be₁₂M (M = Ti, V) Beryllides by Soft X-ray Emission Spectroscopy

  Keisuke Mukai; Ryuta Kasada; Kiyohiro Yabuuchi; Satoshi Konishi; Jae-Hwan Kim; Masaru. Nakamichi

  ACS Applied Energy Materials, 07 Mar. 2019

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• Characterization of ordered dislocation loop raft in Fe3+ irradiated pure iron at 300 °C

  Jin Gao; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, 01 Dec. 2018

  
• Investigation of mechanical properties of stress-relieved and electron-irradiated tungsten after hydrogen charging

  K. Sato; H. Yamashita; A. Hirosako; S. Komazaki; Q. Xu; M. Onoue; R. Kasada; K. Yabuuchi; A. Kimura

  Nuclear Materials and Energy, Dec. 2018

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• Ion-irradiation hardening accompanied by irradiation-induced dissolution of oxides in FeCr(Y, Ti)-ODS ferritic steel

  Peng Song; Jin Gao; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, 01 Dec. 2018

  
• Tensile properties of mechanically alloyed Zr added austenitic stainless steel

  Daniel Morrall; Jin Gao; Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura; Takahiro Ishizaki; Yusaku Maruno

  Nuclear Materials and Energy, 01 May 2018

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• Cavity evolution and hardness changes in a 15Cr-ODS ferritic steel by post He-implantation annealing

  Peng Song; Kiyohiro Yabuuchi; Akihiko Kimura

  Nuclear Materials and Energy, 01 May 2018

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• Radiation response of ODS ferritic steels with different oxide particles under ion-irradiation at 550 °C

  Peng Song; Daniel Morrall; Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, 15 Apr. 2018

  
• Joint inhomogeneity in dissimilar friction stir welded martensitic and nanostructured ferritic steels

  Wentuo Han; Farong Wan; Kiyohiro Yabuuchi; Hisashi Serizawa; Akihiko Kimura

  Science and Technology of Welding and Joining, 01 Nov. 2018

  
• Development of high irradiation resistant and corrosion resistant oxide dispersion strengthened austenitic stainless steels

  Takahiro Ishizaki; Yusaku Maruno; Kiyohiro Yabuuchi; Sosuke Kondo; Akihiko Kimura

  Minerals, Metals and Materials Series, 2018

  
• Deuterium permeation behavior and its iron-ion irradiation effect in yttrium oxide coating deposited by magnetron sputtering

  Takumi Chikada; Hikari Fujita; Jan Engels; Anne Houben; Jumpei Mochizuki; Seira Horikoshi; Moeki Matsunaga; Masayuki Tokitani; Yoshimitsu Hishinuma; Sosuke Kondo; Kiyohiro Yabuuchi; Thomas Schwarz-Selinger; Takayuki Terai; Yasuhisa Oya

  Journal of Nuclear Materials, 2018

  
• Application of small specimen test technique to evaluate fracture toughness of reduced activation ferritic/martensitic steel

  Wentuo Han; Kiyohiro Yabuuchi; Ryuta Kasada; Akihiko Kimura; Eiichi Wakai; Hiroyasu Tanigawa; Pingping Liu; Xiaoou Yi; Farong Wan

  Fusion Engineering and Design, Dec. 2017

  
• Helium bubble formation behavior in ODS ferritic steels with and without simultaneous addition of Al and Zr

  Peng Song; Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura

  Fusion Engineering and Design, 01 Dec. 2017

  
• Deuterium permeation behavior in iron-irradiated erbium oxide coating

  Takumi Chikada; Hikari Fujita; Moeki Matsunaga; Seira Horikoshi; Jumpei Mochizuki; Cui Hu; Freimut Koch; Masayuki Tokitani; Yoshimitsu Hishinuma; Kiyohiro Yabuuchi; Yasuhisa Oya

  Fusion Engineering and Design, 01 Nov. 2017

  
• Effect of displacement damage level on the ion-irradiation affected zone evolution in W single crystals

  Eva Hasenhuetl; Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, Nov. 2017

  
• Crystal orientation dependence of ion-irradiation hardening in pure tungsten

  Eva Hasenhuetl; Zhexian Zhang; Kiyohiro Yabuuchi; Peng Song; Akihiko Kimura

  Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Apr. 2017

  
• Evaluation of Ion-Irradiation Hardening of Tungsten Single Crystals by Nanoindentation Technique Considering Material Pile-Up Effect

  Eva Hasenhuetl; Ryuta Kasada; Zhexian Zhang; Kiyohiro Yabuuchi; Yen-Jui Huang; Akihiko Kimura

  MATERIALS TRANSACTIONS, 2017

  
• Impact of friction stir welding on recrystallization of oxide dispersion strengthened ferritic steel

  Wentuo Han; Pingping Liu; Xiaoou Yi; Qian Zhan; Farong Wan; Kiyohiro Yabuuchi; Hisashi Serizawa; Akihiko Kimura

  Journal of Materials Science & Technology, Jan. 2018

  
• Ion-Irradiation Effect on Strain Rate Sensitivity of Nanoindentation Hardness of W Single Crystal

  Eva Hasenhuetil; Ryuta Kasada; Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura

  MATERIALS TRANSACTIONS, 2017

  
• Effect of self-ion irradiation on hardening and microstructure of tungsten

  T. Hwang; M. Fukuda; S. Nogami; A. Hasegawa; H. Usami; K. Yabuuchi; K. Ozawa; H. Tanigawa

  Nuclear Materials and Energy, 01 Dec. 2016

  
• Effect of Cr/Al contents on the 475^ºC age-hardening in oxide dispersion strengthened ferritic steels

  Wentuo Han; Kiyohiro Yabuuchi; Akihiko Kimura; Shigeharu Ukai; Naoko Oono; Takeji Kaito; Tadahiko Torimaru; Shigenari Hayashi

  Nuclear Materials and Energy, 01 Dec. 2016

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• Evaluation of helium effect on ion-irradiation hardening in pure tungsten by nano-indentation method

  Zhexian Zhang; Eva Hasenhuetl; Kiyohiro Yabuuchi; Akihiko Kimura

  Nuclear Materials and Energy, 01 Dec. 2016

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• Defect distribution in ion-irradiated pure tungsten at different temperatures

  Zhexian Zhang; Kiyohiro Yabuuchi; Akihiko Kimura

  Journal of Nuclear Materials, Nov. 2016

  
• Neutron irradiation effects on the microstructural development of tungsten and tungsten alloys

  Akira Hasegawa; Makoto Fukuda; Kiyohiro Yabuuchi; Shuhei Nogami

  Journal of Nuclear Materials, Apr. 2016

  
• The effect of voids on the hardening of body-centered cubic Fe

  Ryosuke Nakai; Kiyohiro Yabuuchi; Shuhei Nogami; Akira Hasegawa

  Journal of Nuclear Materials, Apr. 2016, Corresponding author

  
• Plastic deformation behavior and bonding strength of an EBW joint between 9Cr-ODS and JLF-1 estimated by symmetric four-point bend tests combined with FEM analysis

  Haiying Fu; Takuya Nagasaka; Takeo Muroga; Wenhai Guan; Shuhei Nogami; Hisashi Serizawa; Shaofei Geng; Kiyohiro Yabuuchi; Akihiko Kimura

  Fusion Engineering and Design, Jan. 2016

  
• Oxide Dispersion Strengthened Steels for Advanced Blanket Systems

  Akihiko KIMURA; Wentuo HAN; Hwanil JE; Kiyohiro YABUUCHI; Ryuta KASADA

  Plasma and Fusion Research, 2016

  
• Anisotropy in the mechanical properties of potassium and rhenium doped tungsten alloy plates for fusion reactor application

  Makoto Fukuda; Shuhei Nogami; Kiyohiro Yabuuchi; Akira Hasegawa; Takeo Muroga

  Fusion Science and Technology, 01 Oct. 2015

  
• Effect of post-weld heat treatment and neutron irradiation on a dissimilar-metal joint between F82H steel and 316L stainless steel

  Haiying Fu; Takuya Nagasaka; Nobuyuki Kometani; Takeo Muroga; Wenhai Guan; Shuhei Nogami; Kiyohiro Yabuuchi; Takuya Iwata; Akira Hasegawa; Masanori Yamazaki; Sho Kano; Yuhki Satoh; Hiroaki Abe; Hiroyasu Tanigawa

  Fusion Engineering and Design, Oct. 2015

  
• Effects of temperature and strain rate on the tensile properties of potassium-doped tungsten

  Kenta Sasaki; Kiyohiro Yabuuchi; Shuhei Nogami; Akira Hasegawa

  Journal of Nuclear Materials, Jun. 2015, Corresponding author

  
• Effects of Ta and C on irradiation hardening of austenitic stainless

  Yasuyuki SAKAI; Yutaka KURIBAYASHI; Kiyohiro YABUUCHI; Akira HASEGAWA; Shuhei NOGAMI; Junya KANEDA; Naoto SHIGENAKA

  Journal of Plasma and Fusion Research SERIES, 30 Mar. 2015, Peer-reviewed

  
• Thermo-mechanical analysis of tungsten and its alloys monoblock divertor under heat load conditions relevant to a fusion reactor

  Makoto FUKUDA; Shuhei NOGAMI; Akira HASEGAWA; Kiyohiro YABUUCHI; Koichiro EZATO; Satoshi SUZUKI; Hitoshi TAMURA; Takeo MUROGA

  Journal of Plasma and Fusion Research SERIES, 30 Mar. 2015, Peer-reviewed

  
• Microstructural development of tungsten and tungsten–rhenium alloys due to neutron irradiation in HFIR

  Makoto Fukuda; Kiyohiro Yabuuchi; Shuhei Nogami; Akira Hasegawa; Teruya Tanaka

  Journal of Nuclear Materials, Dec. 2014

  
• Effect of He implantation on fracture behavior and microstructural evolution in F82H

  Kiyohiro Yabuuchi; Kiminori Sato; Shuhei Nogami; Akira Hasegawa; Masami Ando; Hiroyasu Tanigawa

  Journal of Nuclear Materials, Dec. 2014, Lead author, Corresponding author

  
• Neutron irradiation effects on tungsten materials

  Akira Hasegawa; Makoto Fukuda; Shuhei Nogami; Kiyohiro Yabuuchi

  Fusion Engineering and Design, Oct. 2014

  
• Depth-dependent nanoindentation hardness of reduced-activation ferritic steels after MeV Fe-ion irradiation

  Ryuta Kasada; Satoshi Konishi; Kiyohiro Yabuuchi; Shuhei Nogami; Masami Ando; Dai Hamaguchi; Hiroyasu Tanigawa

  Fusion Engineering and Design, Oct. 2014

  
• Tensile properties of K-doped W–3%Re

  Makoto Fukuda; Shuhei Nogami; Akira Hasegawa; Hiroshi Usami; Kiyohiro Yabuuchi; Takeo Muroga

  Fusion Engineering and Design, Oct. 2014

  
• A dual ion irradiation study of helium–dpa interactions on cavity evolution in tempered martensitic steels and nanostructured ferritic alloys

  Takuya Yamamoto; Yuan Wu; G. Robert Odette; Kiyohiro Yabuuchi; Sosuke Kondo; Akihiko Kimura

  Journal of Nuclear Materials, Jun. 2014

  
• Microstructure development of dispersion-strengthened tungsten due to neutron irradiation

  Makoto Fukuda; Akira Hasegawa; Shuhei Nogami; Kiyohiro Yabuuchi

  Journal of Nuclear Materials, Jun. 2014

  
• Evaluation of irradiation hardening of proton irradiated stainless steels by nanoindentation

  Kiyohiro Yabuuchi; Yutaka Kuribayashi; Shuhei Nogami; Ryuta Kasada; Akira Hasegawa

  Journal of Nuclear Materials, Mar. 2014, Lead author, Corresponding author

  
• Effects of tool rotation speed on the mechanical properties and microstructure of friction stir welded ODS steel

  Kiyohiro Yabuuchi; Naoto Tsuda; Akihiko Kimura; Yoshiaki Morisada; Hidetoshi Fujii; Hisashi Serizawa; Shuhei Nogami; Akira Hasegawa; Takuya Nagasaka

  Materials Science and Engineering: A, Feb. 2014, Lead author, Corresponding author

  
• Neutron Irradiation Effects on Grain-refined W and W-alloys

  A. Hasegawa; M. Fukuda; T. Tanno; S. Nogami; K. Yabuuchi; T.Tanaka; T.Muroga

  Proceedings of 25th IAEA Fusion Energy Conference, 2014, Peer-reviewed

  
• Effect of Rotation Speed on Microstructure and Hardness of Friction Stir Welded ODS Ferritic Steel

  W.T. Han; N. Tsuda; D.S. Chen; Y. Ha; H. Je; H. Noto; Y. Morisada; H. Serizawa; H. Fujii; K. Yabuuchi; A. Kimura

  Proceedings of the 1st International Joint Symposium on Joining and Welding (IJS-JW2013), Nov. 2013

  
• Nanoindentation hardness and its extrapolation to bulk-equivalent hardness of F82H steels after single- and dual-ion beam irradiation

  Y. Takayama; R. Kasada; Y. Sakamoto; K. Yabuuchi; A. Kimura; M. Ando; D. Hamaguchi; H. Tanigawa

  Journal of Nuclear Materials, Nov. 2013

  
• Effect of alloying elements on irradiation hardening behavior and microstructure evolution in BCC Fe

  Kiyohiro Yabuuchi; Ryuta Kasada; Akihiko Kimura

  Journal of Nuclear Materials, Nov. 2013, Lead author, Corresponding author

  
• Effect of Mn addition on one-dimensional migration of dislocation loops in body-centered cubic Fe

  Kiyohiro Yabuuchi; Ryuta Kasada; Akihiko Kimura

  Acta Materialia, Oct. 2013, Lead author, Corresponding author

  
• Ion-Irradiation Hardening of Brazed Joints of Tungsten and Oxide Dispersion Strengthened (ODS) Ferritic Steel

  Y. Himei; K. Yabuuchi; R. Kasada; S. Noh; H. Noto; T. Nagasaka; S. Nogami; A. Kimura

  MATERIALS TRANSACTIONS, 2013

  
• Bend Stress Relaxation of Pure Tungsten

  Kenta SASAKI; Shuhei NOGAMI; Makoto FUKUDA; Kiyohiro YABUUCHI; Akira HASEGAWA

  Plasma and Fusion Research, 2013

  
• Dose dependence of irradiation hardening of binary ferritic alloys irradiated with Fe3+ ions

  Kiyohiro Yabuuchi; Hiroki Yano; Ryuta Kasada; Hirotatsu Kishimoto; Akihiko Kimura

  Journal of Nuclear Materials, Oct. 2011, Lead author, Corresponding author

  
• A new approach to evaluate irradiation hardening of ion-irradiated ferritic alloys by nano-indentation techniques

  Ryuta Kasada; Yoshiyuki Takayama; Kiyohiro Yabuuchi; Akihiko Kimura

  Fusion Engineering and Design, Oct. 2011

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• Neutron irradiation hardening and microstructure changes in Fe–Mn binary alloys

  Kiyohiro Yabuuchi; Masashi Saito; Ryuta Kasada; Akihiko Kimura

  Journal of Nuclear Materials, Jul. 2011, Lead author, Corresponding author

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• Neutron Irradiation Hardening of Fe-Based Binary Alloys

  Kiyohiro Yabuuchi; Masashi Saito; Ryuta Kasada; Akihiko Kimura

  PRICM 7, PTS 1-3, 2010, Peer-reviewed, Lead author, Corresponding author

  
• Evaluation of Irradiation Hardening of Fe-Ion Irradiated F82H by Nano-Indentation Techniques

  Yoshiyuki Takayama; Ryuta Kasada; Kiyohiro Yabuuchi; Akihiko Kimura; Dai Hamaguchi; Masami Ando; Hiroyasu Tanigawa

  PRICM 7, PTS 1-3, 2010

  
• Relation between martensite morphology and volume change accompanying fcc to bcc martensitic transformation in Fe–Ni–Co alloys

  A. Shibata; H. Yonezawa; K. Yabuuchi; S. Morito; T. Furuhara; T. Maki

  Materials Science and Engineering: A, Nov. 2006

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Misc.

• 複合ビーム材料照射装置DuETを用いた核融合炉材料研究と関連材料研究の展開—Research on Fusion Reactor Materials and Related Materials using the Dual-Beam Facility for Energy Science and Technology DuET

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  プラズマ・核融合学会誌 = Journal of plasma and fusion research / プラズマ・核融合学会編集委員会 編, Jul. 2021

  
• Instructions for Preparing Manuscripts for JSPF Annual Meeting

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  プラズマ・核融合学会年会(Web), 2020

  
• ベリリウム金属間化合物の化学状態分析の解析にはじめて成功

  向井 啓祐; 笠田 竜太; 藪内 聖皓; 小西 哲之; 金 宰煥; 中道 勝

  Isotope News, Dec. 2019

  
• Development of high ductile ODS ferritic steel for advanced energy system

  N.Y. Iwata; Y. Morizono; S. Suzuki; K. Yabuuchi; A. Kimura

  Proceedings of the 10th International Symposium of Advanced Energy Science, Kyoto, Japan, Oct. 2019

  
• Iron-ion irradiation effects on microstructure of yttrium oxide coating fabricated by magnetron sputtering

  Kazuki Nakamura; Hikari Fujita; Jan Engels; Masayuki Tokitani; Yoshimitsu Hishinuma; Kiyohiro Yabuuchi; Sosuke Kondo; Sho Kano; Takayuki Terai; Takumi Chikada

  Fusion Engineering and Design, 01 Sep. 2019

  
• 粒子線照射された3C-SiCの高温高圧水腐食

  近藤創介; 笠田竜太; YU Hao; 前田有輝; 深見一弘; 藪内聖皓; 檜木達也

  日本セラミックス協会年会講演予稿集(CD-ROM), 2019

  
• マグネトロンスパッタリング法で作製した酸化イットリウム被覆の微細構造および水素同位体透過挙動に対する重イオン照射効果

  中村和貴; 藤田光; ENGELS Jan; 藪内聖皓; 近藤創介; 叶野翔; 寺井隆幸; 近田拓未

  日本原子力学会秋の大会予稿集(CD-ROM), 20 Aug. 2018

  
• マグネトロンスパッタリング法で作製した酸化イットリウム被覆中の重水素透過挙動とその鉄イオン照射効果

  近田拓未; 近田拓未; ENGELS Jan; HOUBEN Anne; 堀越清良; 望月惇平; 藤田光; 松永萌暉; 近藤創介; 藪内聖皓; 大矢恭久; 大矢恭久

  日本原子力学会春の年会予稿集(CD-ROM), 09 Mar. 2017

  
• 事故時高温条件での燃料健全性確保のためのODSフェライト鋼燃料被覆管の研究開発(3)(8)α/α’相分離影響評価(まとめ)

  木村晃彦; 藪内聖皓; 鳥丸忠彦; 鵜飼重治; 大野直子; 皆藤威二; 林重成

  日本原子力学会春の年会予稿集(CD-ROM), 2017

  
• 事故時高温条件での燃料健全性確保のためのODSフェライト鋼燃料被覆管の研究開発(3)(7)熱時効影響評価(熱時効硬化・脆化)

  藪内聖皓; 木村晃彦; 鳥丸忠彦; 鵜飼重治; 大野直子; 皆藤威二; 林重成

  日本原子力学会春の年会予稿集(CD-ROM), 2017

  
• 事故耐性型ODS鋼燃料被覆管の接合技術開発(2)

  湯澤翔; 藪内聖皓; 木村晃彦; 坂本寛; 平井睦; 山下真一郎

  日本金属学会講演概要(CD-ROM), 2017

  
• Industry Support Program by Dual-beam Materials Irradiation Accelerator

  木村晃彦; 檜木達也; 笠田竜太; 藪内聖皓; 松井秀樹; 近藤創介

  加速器, 31 Jan. 2016

  
• 長寿命超ウラン元素を燃焼可能な軽水炉RBWRの開発(8)制御棒用高照射環境下耐食材料の開発

  石嵜貴大; 丸野祐策; 藪内聖皓; 近藤創介; 木村晃彦; 松井秀樹

  日本原子力学会秋の大会予稿集(CD-ROM), 21 Aug. 2015

  
• 原子炉燃料被覆管の安全設計基準に資する環境劣化評価手法に関する研究(3)材料特性の環境劣化影響の評価

  叶野翔; 楊会龍; 艶芬李; 松川義孝; 佐藤祐樹; 藪内聖皓; 長谷川晃; 阿部弘亨; 村瀬義治; 山本徳和

  日本原子力学会春の年会予稿集(CD-ROM), 05 Mar. 2015

  
• 原子炉燃料被覆管の安全設計基準に資する環境劣化手法に関する研究開発(5)高中エネルギーイオン照射試験法開発

  藪内聖皓; 野上修平; 長谷川晃; 叶野翔; LI Feng; 大場彰; YANG Huilong; 阿部弘亨; 村上健太; 岩井岳夫; 村瀬義治

  日本原子力学会春の年会予稿集(CD-ROM), 10 Mar. 2014

  
• 4.2 Joining and Coating System Integrity(4. Irradiation Synergism,Japan-US Joint Research Project TITAN)

  KIMURA Akihiko; HASHIMOTO Naoyuki; NOH Sanghoon; YABUUCHI Kiyohiro; OHNUKI Somei

  Journal of plasma and fusion research, 25 Nov. 2013

  
• 鉄クロム合金のナノインデンテーション硬さ‐ビッカース硬さ相関則とイオン照射材への適用

  笠田竜太; 坂本雄太; 高山嘉幸; 藪内聖皓; 木村晃彦; 佐藤紘一

  日本金属学会2012年秋期大会，愛媛大学，2012.9.17-19, 2012, Peer-reviewed

  
• Application of Nano-Indentation Technique to Investigate Irradiation Hardening of Ion-Irradiated Fusion Reactor Materials

  R. Kasada; Y. Takayama; Y. Sakamoto; Y. Himei; K. Nakagawa; K. Yabuuchi; A. Kimura

  15th International Conference on Fusion Reactor Materials (ICFRM-15)，Hotel Charleston Mariotto, Charleston, SC, USA，2011.10.16-22, 2011, Peer-reviewed

  
• Interfacial Shear Strength of W-Coated ODS Steel and Ion Irradiation Effects of Tungsten

  Y. Himei; S.H. Noh; R. Kasada; A. Kimura; K. Yabuuchi; T. Nagasaka; S. Nogami

  15th International Conference on Fusion Reactor Materials (ICFRM-15)，Hotel Charleston Mariotto, Charleston, SC, USA ，2011.10.16-22, 2011, Peer-reviewed

  
• Effects of Mn on the microstructural evolution of bcc Fe irradiated by neutrons and Fe3+ ions，

  K. Yabuuchi; R. Kasada; A. Kimura

  Workshop on Ion Implantationas a Neutron Irradiation Analogue，Oxford University, Oxford, UK，2011.9.26-28, 2011, Peer-reviewed

  
• Development and Integrity Assessment of Joints and Coatings of Advanced First-wall Structural Materials

  A. Kimura; N. Hashimoto; S.H. Noh; K. Yabuuchi; H. Noto; R. Kasada; S. Nogami; H. Kurishita; T. Nagasaka; T. Yamamoto; M. Sokolov

  The 2011 International Symposium on Advanced Engineering，Pukyong National University, Busan, Korea，2011.11.10, 2011, Peer-reviewed

  
• Nano indentation hardness and its extrapolation to Vickers hardness of F82H steels after single- and dual-ion beam irradiation，

  Y. Takayama; Y. Sakamoto; R. Kasada; K. Yabuuchi; A. Kimura; M. Ando; D. Hamaguchi; H. Tanigawa

  15th International Conference on Fusion Reactor Materials (ICFRM-15)，Hotel Charlest on Mariotto, Charleston, SC, USA，2011.10.16-22, 2011, Peer-reviewed

  
• イオン照射したFe-Mn合金における転位ループの照射後焼鈍回復挙動

  藪内聖皓; 笠田竜太; 木村晃彦

  日本金属学会2011年秋期(第149回)講演大会，沖縄コンベンションセンター，2011.11.7-9, 2011, Peer-reviewed

  
• W-ODS鋼接合材の界面せん断応力とWのイオン照射効果

  姫井善正; Noh Sanghoon; 笠田竜太; 木村晃彦; 薮内聖皓; 長坂琢也; 野上修平

  日本金属学会2011年秋期(第149回)講演大会，沖縄コンベンションセンター，2011.11.7-9, 2011, Peer-reviewed

  
• 先進核融合炉ブランケット用ODS 鋼の接合・被覆技術開発

  盧相熏; 藪内聖皓; 大野直子; 岩田憲幸; 笠田竜太; 長坂琢也; 檜木達也; 木村晃彦; 橋本直幸; 大貫惣明; 鵜飼重治; M. Sokolov; T. Yamamoto

  第8回核融合エネルギー連合講演会 新たなエネルギー革命を起こす科学技術“核融合”, 10 Jun. 2010, Peer-reviewed

  
• Nano-indentation Hardness of Ion-irradiated Ferritic Alloys for Advanced Nuclear Systems

  R. Kasada; Y. Takayama; K. Yabuuchi; A. Kimura; D. Hamaguchi; M. Ando; H. Tanigawa

  The Tenth Japan-China Symposium (JCS-10) on Materials for Advanced Energy Systems and Fission & Fusion Engineering, Obaku Plaza, Kyoto University, 2010.10.19-22, 2010, Peer-reviewed

  
• イオン照射法による低放射化フェライト鋼の照射硬化評価技術の高度化に関する研究

  高山嘉幸; 笠田竜太; 藪内聖皓; 木村晃彦; 浜口大; 安藤正巳; 谷川博康

  第8回核融合エネルギー連合講演会，高山市民文化会館，2010.6.10-11, 2010, Peer-reviewed

  
• イオン照射した鉄二元系合金の照射硬化挙動

  藪内聖皓; 笠田竜太; 木村晃彦

  日本金属学会2010年秋期（第147回）大会，北海道大学，2010.9.25-27, 2010, Peer-reviewed

  
• イオン照射した鉄鋼材料における超微小硬さ

  笠田竜太; 高山嘉幸; 藪内聖皓; 木村晃彦

  「原子炉圧力容器鋼照射脆化機構研究の最近の進展」ワークショップ，東北大学金属材料研究所，2010.7.30, 2010, Peer-reviewed

  
• 鉄基合金を用いた照射硬化機構の基礎的研究

  藪内聖皓; 笠田竜太; 木村晃彦

  第8回核融合エネルギー連合講演会，高山市民文化会館，2010.6.10-11, 2010, Peer-reviewed

  
• イオン照射したFe-Mn二元系合金の照射硬化挙動

  藪内聖皓; 笠田竜太; 木村晃彦

  日本金属学会2009年秋期（第145回）大会，京都大学，2009.9.15-17, 2009, Peer-reviewed

  
• Irradiation Hardening Behavior of RPV Steel and Fe-Mn Alloys after Neutron and Fe-ion Irradiation

  K Yabuuchi; R Kasada; H Yano; H Kishimoto; A Kimura; Y Nagai; M Hasegawa

  ASTM 24th Symposium on Effects of Radiation on Nuclear Materials and the Nuclear Fuel Cycle, Denver, USA, 2008.6.24-26, 2008, Peer-reviewed

  
• ，Feイオン照射したFe-Mn合金の照射硬化挙動

  矢野弘樹; 藪内聖皓; 岸本弘立; 笠田竜太; 木村晃彦

  日本金属学会2007年春期大会，千葉工業大学津田沼キャンパス，2007.3.27-29, 2007, Peer-reviewed

  
• 原子炉圧力容器鋼モデル合金の照射硬化挙動に及ぼすマンガン影響に関する研究

  藪内聖皓; 笠田竜太; 木村晃彦

  第2回（平成18年度）日本原子力学会関西支部「若手研究者による研究発表会」，大阪大学，2006.10.26, 2006, Peer-reviewed

  
• 圧力容器鋼の照射脆化評価における Mn 影響のインパクト

  木村晃彦; 笠田竜太; 薮内聖皓; 矢野弘樹

  日本金属学会2006年秋期（第139回）大会，新潟大学，2006.9.16-18, 2006, Peer-reviewed

  

Presentations

• Energetic consideration of shape change from a stacking fault tetrahedron into a void in FeCrNi alloy

  Kiyohiro Yabuuchi; Yotaro Kakuda

  NuMat2024, 16 Oct. 2024

  
• Obstacle strength factor of faceted voids in bcc Fe

  Kiyohiro Yabuuchi; Tomoaki Suzudo

  ICFRM20, Oct. 2021

  
• Investigation of the reaction process between an edge dislocation and a faceted void with MD simulation

  Kiyohiro Yabuuchi; Tomoaki Suzudo

  PRICM9, 04 Aug. 2016

  
• CVDによるSiC保護被膜のプロセスインフォマティクス

  藪内聖皓; 且井宏和; 下田一哉; 江原真司; 近藤創介

  日本MRS年次大会, Invited

  
• 耐SCC材料の開発 (3)SUS304系ステンレス鋼の照射硬化に及ぼすTaの影響

  日本原子力学会2013春の年会, 2013

  
• Relationship between Grain Boundary Character and Crack Initiation of He irradiated Fe-15Cr-20Ni Ternary Alloy

  TMS2013 142nd Annual Meeting & Exhibition, 2013

  
• 転位ループによる転位デコレーションの形成メカニズムに関する研究

  金属学会 2013年秋期講演大会, 2013

  
• 耐SCC材料の開発 (3)SUS304系ステンレス鋼の照射硬化に及ぼすTaの影響

  日本原子力学会2013春の年会, 2013

  
• Relationship between Grain Boundary Character and Crack Initiation of He irradiated Fe-15Cr-20Ni Ternary Alloy

  TMS2013 142nd Annual Meeting & Exhibition, 2013

  
• 転位ループによる転位デコレーションの形成メカニズムに関する研究

  金属学会 2013年秋期講演大会, 2013

  
• Evaluation of mechanical properties of friction stir welded ODS ferritic steel

  NuMat2012, 2012

  
• Mn effect on 1D motion of dislocation loops in BCC Fe.

  NuMat2012, 2012

  
• Evaluation of mechanical properties of friction stir welded ODS ferritic steel

  NuMat2012, 2012

  
• Mn effect on 1D motion of dislocation loops in BCC Fe.

  NuMat2012, 2012

  
• イオン照射した鉄二元系合金の微細組織発達

  日本金属学会2011年春期（第148回）大会, 2011

  
• Mn Effect on irradiation hardening and microstructural evolution in BCC Fe

  ICFRM15, 2011

  
• イオン照射したFe-Mn合金における転位ループの照射後焼鈍回復挙動

  日本金属学会2011年秋期（第149回）大会, 2011

  
• Mn Effect on irradiation hardening and microstructural evolution in BCC Fe

  Workshop on Ion Implantation as Neutron analogue, 2011

  
• イオン照射した鉄二元系合金の微細組織発達

  日本金属学会2011年春期（第148回）大会, 2011

  
• Mn Effect on irradiation hardening and microstructural evolution in BCC Fe

  ICFRM15, 2011

  
• イオン照射したFe-Mn合金における転位ループの照射後焼鈍回復挙動

  日本金属学会2011年秋期（第149回）大会, 2011

  
• Mn Effect on irradiation hardening and microstructural evolution in BCC Fe

  Workshop on Ion Implantation as Neutron analogue, 2011

  
• イオン照射したFe-Mn二元系合金の照射硬化回復挙動

  日本金属学会秋季(第146回)大会, 2010

  
• 鉄基合金を用いた照射硬化機構の基礎的研究

  第8回核融合連合講演会, 2010

  
• Neutron Irradiation Hardening of Fe-based Binary Alloys

  PRICM7, 2010

  
• イオン照射した鉄二元系合金の照射硬化挙動

  日本金属学会2010年秋期（第147回）大会, 2010

  
• Effects of solute atoms on the microstructural evolution and irradiation hardening in ion-irradiated Fe binary alloys

  NuMat 2010, 2010

  
• イオン照射したFe-Mn二元系合金の照射硬化回復挙動

  日本金属学会秋季(第146回)大会, 2010

  
• 鉄基合金を用いた照射硬化機構の基礎的研究

  第8回核融合連合講演会, 2010

  
• Neutron Irradiation Hardening of Fe-based Binary Alloys

  PRICM7, 2010

  
• イオン照射した鉄二元系合金の照射硬化挙動

  日本金属学会2010年秋期（第147回）大会, 2010

  
• Effects of solute atoms on the microstructural evolution and irradiation hardening in ion-irradiated Fe binary alloys

  NuMat 2010, 2010

  
• イオン照射したFe-Mn二元系合金の照射硬化挙動

  日本金属学会秋季(第145回)大会, 2009

  
• Dose dependence of irradiation hardening of binary ferritic alloys irradiated with Fe3+ ions

  ICFRM14, 2009

  
• The Mn Effects -Are the defects unstable?-

  IGRDM15, 2009

  
• イオン照射したFe-Mn二元系合金の照射硬化挙動

  日本金属学会秋季(第145回)大会, 2009

  
• Dose dependence of irradiation hardening of binary ferritic alloys irradiated with Fe3+ ions

  ICFRM14, 2009

  
• The Mn Effects -Are the defects unstable?-

  IGRDM15, 2009

  
• Fe-Mn系モデル合金の照射硬化挙動

  日本金属学会2006年春期(第138回)大会, 2006

  
• ffects of Mn Contents on Irradiation Hardening of Fe-Mn Model Alloys

  The 23rd symposium on Effects of Radiation on Materials, 2006

  
• Fe-Mn系モデル合金の照射硬化挙動

  日本原子力学会2006年秋の大会, 2006

  
• Fe-Mn系モデル合金の照射硬化挙動(2)

  日本金属学会2006年秋期(第139回)大会, 2006

  
• Fe-Mn系モデル合金の照射硬化挙動

  日本金属学会2006年春期(第138回)大会, 2006

  
• ffects of Mn Contents on Irradiation Hardening of Fe-Mn Model Alloys

  The 23rd symposium on Effects of Radiation on Materials, 2006

  
• Fe-Mn系モデル合金の照射硬化挙動

  日本原子力学会2006年秋の大会, 2006

  
• Fe-Mn系モデル合金の照射硬化挙動(2)

  日本金属学会2006年秋期(第139回)大会, 2006

  

Awards

• 25 Oct. 2012

  NuMat2012 Young Scientist Poster Award
• 16 Dec. 2011

  日本原子力学会関西支部若手研究発表会 優秀発表賞, 日本原子力学会関西支部若手研究発表会 優秀発表賞
• 07 Nov. 2011

  第17回 日本金属学会優秀ポスター賞, 第17回 日本金属学会優秀ポスター賞
• 22 Sep. 2011

  第3回 日本原子力学会材料部会奨励賞, 第3回 日本原子力学会材料部会奨励賞
• 11 Jun. 2010

  第8回 核融合エネルギー連合講演会若手優秀発表賞, 第8回 核融合エネルギー連合講演会若手優秀発表賞

External funds: Kakenhi

• Effects of domain wall on diffusion of defects

  Grant-in-Aid for Early-Career Scientists

  Basic Section 26040:Structural materials and functional materials-related

  Kyoto University

  Kiyohiro Yabuuchi

  From 01 Apr. 2019, To 31 Mar. 2021, Project Closed

  核融合;構造材料;格子欠陥;拡散;イオン照射;磁性;磁壁;反応速度論

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19K15310/
• Exploring the missing link in irradiation embrittlement using ultra-small testing technologies

  Grant-in-Aid for Scientific Research (B)

  Basic Section 31010:Nuclear engineering-related

  Tohoku University

  RYUTA KASADA

  From 01 Apr. 2019, To 31 Mar. 2022, Project Closed

  超微小試験技術;照射硬化;照射脆化;析出物;界面;イオン照射;圧力容器鋼;低放射化フェライト鋼;ナノインデンテーション;マイクロピラー圧縮試験;核融合炉材料;原子炉材料;ODS合金;マイクロピラー;材料強度;不均一性;スケール性;統計的性質

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-19H02643/
• Modeling tolerance to irradiation embrittlement of reduced activation ODS steels by quantitative specification of nano-mezo structures

  Grant-in-Aid for Scientific Research (B)

  Basic Section 31010:Nuclear engineering-related

  Kyoto University

  Akihiko Kimura

  From 01 Apr. 2018, To 31 Mar. 2021, Project Closed

  ODS鋼;酸化物粒子;耐照射性;イオン照射;先進鉄鋼材料;酸化物分散強化;酸化物分散強化鋼;中性子照射;照射硬化;転位ループ;溶接部;事故耐性燃料被覆管;相安定性;照射効果;耐照射脆化

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H01915/
• Materials strength evaluation model in the microstructure contains various defects with various strength factor

  Grant-in-Aid for Young Scientists (B)

  Kyoto University

  Kiyohiro Yabuuchi

  From 01 Apr. 2016, To 31 Mar. 2019, Project Closed

  転位;転位動力学;材料強度;格子欠陥;転位ループ;ボイド;析出物;転位論;構造・機能材料

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K18260/
• A Challenge to Development of Functionally-graded Long-life Divertor based on Degradation Behavior Caused by Thermal Fatigue of Tungsten

  Grant-in-Aid for Scientific Research (B)

  Tohoku University

  Shuhei Nogami

  From 01 Apr. 2014, To 31 Mar. 2018, Project Closed

  核融合炉;ダイバータ;タングステン;強度;疲労;寿命;固相拡散接合;傾斜機能;熱疲労;引張強さ;疲労寿命;再結晶;延性;再結晶温度

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26289351/
• Mechanisms of barrier of vacancy clusters for dislocation

  Grant-in-Aid for Research Activity Start-up

  Tohoku University

  Kiyohiro YABUUCHI

  From 31 Aug. 2012, To 31 Mar. 2014, Project Closed

  ボイド;転位;強度因子;透過型電子顕微鏡;照射欠陥;照射損傷;イオン加速器;純鉄;照射硬化;微細組織

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24860011/
• Study on mechanism of grain boundary embrittlement of austenitic stainless steel after irradiation using in-situ monitoring system of grain boundary separation

  Grant-in-Aid for Challenging Exploratory Research

  Tohoku University

  Akira HASEGAWA

  From 01 Apr. 2012, To 31 Mar. 2014, Project Closed

  原子力材料・核燃料;ヘリウム脆化;変形のその場観察;変形その場観察

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24656563/
• Development of high durable Tungsten materials to realize divertor of a fusion reactor.

  Grant-in-Aid for Scientific Research (A)

  Tohoku University

  Akira Hasegawa

  From 01 Apr. 2012, To 31 Mar. 2017, Project Closed

  核融合炉;ダイバータ;構造材料;プラズマ対向機器;高融点金属材料;ダイバータ材料;核融合炉材料;合金開発;プラズマ対向機器材料;タングステン材料;耐照射向上;機械特性;プラズマ対向壁材料;照射効果;タングステン;高温強度;照射影響

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24246151/
• 核融合炉で使用後10年以内に再利用可能な低放射化バナジウム合金の試作開発

  Grant-in-Aid for Scientific Research (A)

  Medium-sized Section 14:Plasma science and related fields

  National Institute for Fusion Science

  長坂 琢也

  From 01 Apr. 2020, To 31 Mar. 2025, Granted

  核融合炉ブランケット;高純度化;照射効果;析出;腐食;時効

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20H00144/
• Mechanism of morphological change of vacancy clusters in non-equilibrium open systems

  Grant-in-Aid for Scientific Research (C)

  Basic Section 31010:Nuclear engineering-related

  Kyoto University

  藪内 聖皓

  From 01 Apr. 2024, To 31 Mar. 2027, Granted

  格子欠陥;空孔集合体;非平衡解放系;照射欠陥

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-24K08302/

External funds: others

• オーステナイト鋼中における空孔集合体のエネルギーハイラキーに及ぼす因子の解明

  鉄鋼研究振興助成

  From 01 Apr. 2013, To 31 Mar. 2015

  代表

Administration

Faculty management (title, position)

• From 01 Apr. 2022

  エネルギー理工学研究所先端研究支援設備運営委員会委員
• From 01 Apr. 2022, To 31 Mar. 2023

  宇治事業場衛生管理者会議
• From 01 Apr. 2022

  エネルギー理工学研究所核燃料物質管理委員会委員
• From 01 Apr. 2022

  エネルギー理工学研究所研究支援部環境安全管理室
• From 01 Dec. 2014

  エネルギー理工学研究所安全衛生委員会委員
• From 01 Dec. 2014

  エネルギー理工学研究所将来構想検討委員会委員
• From 01 Apr. 2015, To 31 Mar. 2017

  エネルギー理工学研究所ＡＤＭＩＲＥ計画運営委員会委員
• From 01 Apr. 2015, To 31 Mar. 2018

  エネルギー理工学研究所産業利用課題選定委員会委員
• From 01 Apr. 2015, To 31 Mar. 2019

  エネルギー理工学研究所情報セキュリティ委員会委員
• From 01 Apr. 2015, To 31 Mar. 2018

  エネルギー理工学研究所附属エネルギー複合機構研究センター研究計画委員会委員
• From 01 Apr. 2017, To 31 Mar. 2022

  エネルギー理工学研究所エネルギー産業利用推進室
• From 01 Apr. 2019

  エネルギー理工学研究所放射線障害防止委員会委員
• From 01 Jan. 2020, To 31 Dec. 2020

  エネルギー理工学研究所講演企画委員会委員
• From 01 Apr. 2021

  エネルギー理工学研究所設備サポート拠点検討委員会委員