Akita Koichi 秋田貢一

… Alternative Names

AKITA Koichi 秋田貢一

秋田貢一アキタコウイチ

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Researcher Number	10231820
Other IDs
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Affiliation (Current)	2025: 東京都市大学, 理工学部, 教授
Affiliation (based on the past Project Information) *help	2019 – 2023: 東京都市大学, 理工学部, 教授 2018: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門原子力科学研究所物質科学研究センター, ディビジョン長 2017: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門物質科学研究センター, ディビジョン長 2016: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門物質科学研究センター, リーダー 2015: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門量子ビーム応用研究センター, リーダー … More 2014: 独立行政法人日本原子力研究開発機構, 原子力科学研究部門量子ビーム応用研究センター, リーダー 2011 – 2014: 独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 主任研究員 2013: 独立行政法人日本原子力研究開発機構, 原子力科学研究部門量子ビーム応用研究センター, 研究主幹 2012: 独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 研究主幹 2002 – 2004: 武蔵工業大学, 工学部, 助教授 2002: 武蔵工業大学, 工学部, 講師 2001: 東京都立大学, 工学研究科, 助手 1999 – 2000: 東京都立大学, 大学院・工学研究科, 助手 1998 – 2000: 東京都立大学, 大学院, 助手 1995 – 1996: 東京都立大学, 工学部, 助手 Less
Review Section/Research Field	Principal Investigator Materials/Mechanics of materials / Quantum beam science / Materials/Mechanics of materials / Basic Section 18010:Mechanics of materials and materials-related / Material processing/treatments Except Principal Investigator Materials/Mechanics of materials / Design engineering/Machine functional elements/Tribology / Materials/Mechanics of materials
Keywords	Principal Investigator 中性子回折 / X線応力測定 / 残留応力 / シンクロトロン放射光 / 応力測定 / 薄膜 / ひずみ / ラメラ / アコースティックエミッション / 溶射皮膜 … More / 溶接 / Ⅹ線応力測定 / 相応力 / 格子定数 / 構造材料 / 結晶格子 / 中性子応力測定 / 応力解放 / 基準格子定数 / 残留応力測定 / 付着 / 鉄筋コンクリート / Crystallite size / Surface energy / X-ray stress measurement / Synchrotron radiation / Residual stress / Thin films / Cu / 界面応力 / 表面エネルギー / 真性応力 / Cu薄膜 / 結晶子サイズ / 界面エネルギー / 実働応力 / 疲労破壊 / その場測定 / パルス中性子 / 疲労 / 応力 / 機械的負荷 / 転位密度 / ピーニング / X線回折プロファイル解析 / レーザーピーニング / ショットピーニング / 残留応力緩和 / 応力勾配 / X線侵入深さ / アルミニウム薄膜 / X線応測定 / 微小部応力測定 / 電子デバイス / マイクロマシン / X線回折 / 単結晶 / X線的弾性定数 / モリブデン / プラズマ溶射 / 微視的残留応力 / き裂発生 … More Except Principal Investigator X線応力測定 / 残留応力 / 回折環 / 疲労 / X線回折 / 半価幅 / SOI / 転がり接触疲労 / 鉄道レール / デバイリング / X線 / SOIピクセル検出器 / 三軸応力 / Ｘ線応力測定 / 転がり疲労 / Ｘ線回折 / Ｘ線 / 転動接触疲労 / レール / 鉄道 / Plane stress components / Multi-regression analysis / Position sensitive detector / Diffraction ring / X-ray stress measurement / 平面応力成分 / 重回帰分析 / 位置検出型比例計数管 / Residual Stress / Sub-grain. / Stress Intensity Factor. / X-Ray Fractography. / X-Ray Stress Analysis. / Microbeam X-Ray Diffraction / Synchrotron Radiation Source. / デバイシェラー写真 / デバイシェラー像 / 塑性変形 / 疲労破壊 / 副結晶 / 応力勾配 / 応力拡大係数 / X線フラクトグラフィ / 細束X線回折 / シンクロトロン放射光 / 表面処理 / 原子力材料 / 疲労強度 / 表面特性 / ステンレス鋼 / ショットピーニング Less

Determination Method of Reference Lattice Constants to Improve Accuracy of Neutron Stress MeasurementPrincipal Investigator
- Principal Investigator
  
  Akita Koichi
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 18010:Mechanics of materials and materials-related
- Research Institution
  Tokyo City University
Study on early stage of rolling contact fatigue of rails using real time X-ray imaging with SOI detector
- Principal Investigator
  
  Sasaki Toshihiko
- Project Period (FY)
  2016 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Design engineering/Machine functional elements/Tribology
- Research Institution
  Kanazawa University
Development of neutron diffraction method for structural engineering research on reinforced concretePrincipal Investigator
- Principal Investigator
  
  Akita Koichi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Quantum beam science
- Research Institution
  Japan Atomic Energy Agency
Development of in-situ internal stress measurement system under fatigue loading based on high intensity pulsed neutron beamsPrincipal Investigator
- Principal Investigator
  
  AKITA Koichi
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Quantum beam science
- Research Institution
  Japan Atomic Energy Agency
Studies on the technique for controlling the fatigue fracture by shot-peening process
- Principal Investigator
  
  KURODA MASATOSHI
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Kumamoto University
Effects of crystal microstructure on residual stress relaxationPrincipal Investigator
- Principal Investigator
  
  AKITA Koichi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Japan Atomic Energy Agency
Residual Stress Measurement on Thin Films Using Low Energy Synchrotron RadiationPrincipal Investigator
- Principal Investigator
  
  OHYA Shin-ichi, 秋田貢一
- Project Period (FY)
  2003 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Musashi Institute of Technology
Development to Determine The Components of Plane Stress Using Whole Diffraction Ring.
- Principal Investigator
  
  OHYA Shin-ichi
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Musashi Institute of Technology
シンクロトロン放射光による薄膜の残留応力測定Principal Investigator
- Principal Investigator
  
  秋田貢一
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Musashi Institute of Technology
  Tokyo Metropolitan University
シンクロトロン放射光による単結晶の微小部応力測定Principal Investigator
- Principal Investigator
  
  秋田貢一
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Tokyo Metropolitan University
Application of Microbeam X-Ray Diffraction Study by Using Synchrotron Radiation Source to the Investigation of Fracture of Materials.
- Principal Investigator
  
  YOSHIOKA Yasuo
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Musashi Institute of Technology
溶射皮膜のX線応力測定法の確立に関する研究Principal Investigator
- Principal Investigator
  
  秋田貢一
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Materials/Mechanics of materials
- Research Institution
  Tokyo Metropolitan University
X線ミクロおよびマクロ応力による溶射材のき裂発生,進展機構の解明Principal Investigator
- Principal Investigator
  
  秋田貢一
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  Material processing/treatments
- Research Institution
  Tokyo Metropolitan University

All 2024 2023 2022 2017 2016 2014 2013 2012 2011 2004 2003 2002 Other

All Journal Article Presentation

[Journal Article] Diffraction Study Reveals Mechanism of Laser Peening without Ablative Layer2024
- Author(s)
  Y. Sano, K. Akita
- Journal Title
  
  Metal Finishing News
  
  Volume: 26
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K04185
[Journal Article] Phase transformation and equation of state in Ti-45Al alloy under high pressure2023
- Author(s)
  Xi LiRuixiang Zhu, Jinghua Xin, Minsi Luo, Shun-Li Shang, Zi-Kui Liu,Chongshan Yin, Ken-Ichi Funakoshi, Rian Johannes Dippenaar, Yuji Higo, Ayumi Shiro, Mark Reid, Takahisa Shobu, Koichi Akita, Wei-Bing Zhang, Klaus-Dieter Liss
- Journal Title
  
  Calphad
  
  Volume: 84 Pages: 102641-102641
- DOI
  10.1016/j.calphad.2023.102641
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K04185
[Journal Article] 低エネルギーレーザーピーニングによる電磁鋼板の疲労強度向上2023
- Author(s)
  千代隼久，秋田貢一，佐野雄二，水田好雄，玉置悟司
- Journal Title
  
  ショットピーニング技術
  
  Volume: 35 Pages: 129-130
- Data Source
  KAKENHI-PROJECT-20K04185
[Journal Article] 低エネルギーレーザーピーニングによるTi-6Al-4V ELIの表面改質2023
- Author(s)
  飯野雄基，秋田貢一，佐野雄二，水田好雄，玉置悟司
- Journal Title
  
  ショットピーニング技術
  
  Volume: 35 Pages: 129-130
- Data Source
  KAKENHI-PROJECT-20K04185
[Journal Article] In situ neutron diffraction analysis of microstructural evolution-dependent stress response in austenitic stainless steel under cyclic plastic deformation2022
- Author(s)
  Masayoshi Kumagai, Masatoshi Kuroda, Takashi Matsuno, Stefanus Harjo, Koichi Akita
- Journal Title
  
  Materials & Design
  
  Volume: 221 Pages: 110965-110965
- DOI
  10.1016/j.matdes.2022.110965
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K04185, KAKENHI-PLANNED-18H05479
[Journal Article] X-ray line profile study on shot/laser peened stainless steel2014
- Author(s)
  M.Kumagai, K.Akita, Y.Itano, M.Imafuku, S.Ohya
- Journal Title
  
  Material Science Forum
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] Workhardening and the microstructural characteristics of shot-and laser-peened austenitic stainless steel2014
- Author(s)
  M.Kumagai, K.Akita, Y.Itano, M.Imafuku, S.Ohya
- Journal Title
  
  Mater. Sci. & Eng.
  
  Volume: A608 Pages: 21-24
- DOI
  10.1016/j.msea.2014.04.061
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] X-ray line profile study on shot/laser-peened stainless steel2014
- Author(s)
  Masayoshi Kumagai, Koichi Akita, Muneyuki Imafuku, Shin-ichi Ohya
- Journal Title
  
  Materials Science Forum
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] X-ray diffraction study on microstructures of shot/laser-peened AISI316 stainless steel2013
- Author(s)
  M.Kumagai, K.Akita, Y.Itano, M.Imafuku, S.Ohya
- Journal Title
  
  J. Nucl. Mater.
  
  Volume: 443 Issue: 1-3 Pages: 107-111
- DOI
  10.1016/j.jnucmat.2013.07.010
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] Discussion on Accuracy of Weld Residual Stress Measurement by Neutron Diffraction -Influence of Strain Free Reference-2012
- Author(s)
  鈴木裕士,秋田貢一
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 61 Issue: 7 Pages: 604-611
- DOI
  10.2472/jsms.61.604
- NAID
  130002084951
- ISSN
  0514-5163, 1880-7488
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] Stability of Residual Stress Induced by Laser Peening Under Cyclic Mechanical Loading2011
- Author(s)
  Y.Sano, K.Akita, K.Takeda, R.Sumiya, T.Tazawa, T.Saito and C.Narazaki
- Journal Title
  
  International Journal of Structural Integrity
  
  Volume: 2 Issue: 1 Pages: 42-50
- DOI
  10.1108/17579861111108608
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] アルミニウム合金におけるレーザーピーニング残留応力の機械的負何による緩和挙動2011
- Author(s)
  宮下大輔、竹田和也、大谷眞一、佐野雄二、斎藤利之、秋田貢一
- Journal Title
  
  材料
  
  Volume: 60巻 Pages: 617-623
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] Relaxation Behaviour of Laser Peening Residual Stress due to Mechanical Loading on Aluminum Alloy2011
- Author(s)
  宮下大輔、竹田和也、大谷眞一、佐野雄二、斎藤利之、秋田貢一
- Journal Title
  
  Journal of the Society of Materials Science, Japan
  
  Volume: 60 Issue: 7 Pages: 617-623
- DOI
  10.2472/jsms.60.617
- NAID
  130001027653
- ISSN
  0514-5163, 1880-7488
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Journal Article] X-Ray Stress Measurement Using Whole Back Diffraction Ring2004
- Author(s)
  S.I.Ohya, K.Akita, Y.Shitaba, M.Yoshikawa
- Journal Title
  
  Proceedings of The 7^<th> International Conference on Residual Stresses ICRS7, Residual Stresses VII
  
  Pages: 137-142
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] X-Ray Stress Measurement Using Whole Back Diffraction Ring2004
- Author(s)
  Shin-ichi Ohya, Kohichi Akita, Yuichi Shitaba, Mitsutoshi Yoshikawa
- Journal Title
  
  Material Science Forum, Residual Stresses VII 490-491
  
  Pages: 137-142
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] X-Ray Stress Measurement Using Whole Back Diffraction Ring2004
- Author(s)
  S.I.Ohya, K.Akita, Y.Shitaba, M.Yoshikawa
- Journal Title
  
  Residual Stresses VII
  
  Pages: 137-142
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] 背面反射回折X線像を用いた応力測定装置の開発2004
- Author(s)
  大谷眞一, 秋田貢一, 萩原芳彦, 下羽悠一, 吉川光俊
- Journal Title
  
  日本非破壊検査協会第35回応力・ひずみ測定と強度評価シンポジウム講演論文集
  
  Pages: 133-138
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] DEVELOPMENT OF STRESS ANALYZER USING WHOLE X-RAY DIFFRACTION RING2004
- Author(s)
  Y.Shitaba, M.Yoshikawa, S.Ohya, K.Akita, Y.Hagiwara
- Journal Title
  
  Proceedings of The 35^<th> Symposium on Stress-strain Measurement and Strength Evaluation, The Japanese Soc.for Non-Destructive Inspection
  
  Pages: 133-1138
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] Cu薄膜の残留応力に及ぼすPTFE中間層および膜厚の影響2003
- Author(s)
  熊谷正芳(武蔵工大院), 秋田貢一(武蔵工大), 大谷眞一(武蔵工大), ほか
- Journal Title
  
  第47回日本学術会議材料研究連合講演会論文集
  
  Pages: 307-307
- Data Source
  KAKENHI-PROJECT-15560083
[Journal Article] Stress Measurement Using Whole X-ray Diffraction Ring2002
- Author(s)
  M.Yoshikawa, S.Ohya, K.Akita, Y.Hagiwara, K.Hasegawa
- Journal Title
  
  Proceedings of The 38^<th> Symposium on X-ray Studies on Mechanical Behaviour of Materials, Soc.of Material Science, Japan
  
  Pages: 7-12
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] 背面回折X線像を用いた応力測定2002
- Author(s)
  吉川光俊, 大谷眞一, 秋田貢一, 萩原芳彦, 長谷川賢一
- Journal Title
  
  日本材料学会第38回X線材料強度に関するシンポジウム講演論文集
  
  Pages: 7-12
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14550088
[Journal Article] Relaxation Behavior of Laser-Peening Residual Stress under Tensile Loading Investigated by X-ray and Neutron Diffraction
- Author(s)
  Koichi AKITA, Kengo HAYASHI, Kazuya TAKEDA, Yuji SANO, Hiroshi SUZUKI, Atsushi MORIAI and Shin-ichi OHYA
- Journal Title
  
  Mechanical Engineering journal
  
  Volume: (投稿中)
- NAID
  130004684532
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 中性子回折による荷重下および熱サイクル下の残留応力緩和過程のその場測定2023
- Author(s)
  秋田貢一，諸岡聡，Stefanus HARJO，菖蒲敬久
- Organizer
  日本材料学会第72期学術講演会
- Data Source
  KAKENHI-PROJECT-20K04185
[Presentation] Current State of Japanese Engineering Diffractometer, RESA-12017
- Author(s)
  H. Suzuki、S. Morooka、P.G. Xu、K. Akita
- Organizer
  6th Design and Engineering of Neutron Instruments Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04738
[Presentation] 中性子応力測定の信頼性に及ぼす系統誤差の影響2017
- Author(s)
  鈴木裕士、諸岡聡、秋田貢一、ハルヨステファヌス、川崎卓郎、相澤一也
- Organizer
  第51回X線材料強度に関するシンポジウム
- Data Source
  KAKENHI-PROJECT-15K04738
[Presentation] 中性子応力測定装置RESA-1の現状と高度化2016
- Author(s)
  鈴木裕士、秋田貢一、諸岡聡
- Organizer
  日本中性子科学会第16回年会
- Place of Presentation
  名古屋大学（愛知県名古屋市）
- Year and Date
  2016-12-02
- Data Source
  KAKENHI-PROJECT-15K04738
[Presentation] Thermal Relaxation Behavior of Residual Stress in Peened Dissimilar Weld Joints Investigated by Neutron Diffraction2013
- Author(s)
  Koichi Akita, Hiroshi Suzuki, Satoru Nishikawa, Atsushi Moriai, Stefanus Harjo and Vladimir Luzin
- Organizer
  7th International Conference on Mechanical Stress Evaluation by Neutron and Synchrotron Radiation
- Place of Presentation
  シドニー(オーストラリア)
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手の高温下中性子残留応力測定2013
- Author(s)
  秋田貢一, 西川聡, 鈴木裕士, 盛合敦, Stefanus Harjo
- Organizer
  M&M2013 カンファレンス
- Place of Presentation
  岐阜県岐阜市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手の熱サイクル過程における中性子残留応力測定2013
- Author(s)
  秋田貢一,鈴木裕士, 盛合敦, Harjo Stefanus、西川
- Organizer
  第47回X線材料強度に関するシンポジウム
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手の高温下中性子残留応力測定2013
- Author(s)
  秋田貢一、西川聡、鈴木裕士、盛合敦、Harjo Stefanus
- Organizer
  材料力学カンファレンスM&M2013
- Place of Presentation
  岐阜市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手における熱サイクル中その場中性子応力測定2013
- Author(s)
  秋田貢一, 西川聡, 柴原正和, 生島一樹, 鈴木裕士, 盛合敦, Stefanus Harjo, 相澤一也
- Organizer
  中性子科学会第13 回年会
- Place of Presentation
  千葉県柏市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手の熱サイクル過程における中性子残留応力測定2013
- Author(s)
  秋田貢一, 鈴木裕士, 盛合敦, Stefanus Harjo, 西川聡
- Organizer
  第47 回X 線材料強度に関するシンポジウム
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] ピーニング処理したオーステナイト系ステンレス鋼における微視組織のX線回折を用いた評価2013
- Author(s)
  熊谷正芳、秋田貢一、今福宗行、大谷眞一
- Organizer
  日本材料学会第62期学術講演会
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] ピーニング処理したオーステナイト系ステンレス鋼における微視組織のX 線回折を用いた評価2013
- Author(s)
  熊谷正芳, 秋田貢一, 今福宗行, 大谷眞一
- Organizer
  日本材料学会第62 期通常総会・学術講演会
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 異材溶接継手における熱サイクル中その場中性子応力測定2013
- Author(s)
  秋田貢一、西川聡、柴原正和、生島一樹、鈴木裕士、盛合敦、Harjo/Stefanus、相澤一也
- Organizer
  中性子科学会第13回年会
- Place of Presentation
  柏市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] USP処理した異材溶接継手の熱負荷前後における残留応力マッピング2012
- Author(s)
  秋田貢一、鈴木裕士、西川聡、大北茂
- Organizer
  日本材料学会第61期学術講演会
- Place of Presentation
  岡山市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] Relaxation of Peening Residual Stress during Mechanical Loading2012
- Author(s)
  K. Akita, K. Takeda and Y. Sano
- Organizer
  9th　International Conference　on Residual Stresses
- Place of Presentation
  ガルミッシュ・パルテンキルヘン国際会議場（ドイツ）
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] Relaxation of Peening Residual Stress during Mechanical Loading2012
- Author(s)
  K.Akita, K.Takeda and Y.Sano
- Organizer
  The 9th International Conference on Residual Stresses
- Place of Presentation
  ガルミッシュ・パルテンキルヘン(ドイツ)
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] USP処理した異材溶接継手の熱負荷前後における残留応力マッピング2012
- Author(s)
  秋田　貢一、鈴木　裕士、西川　聡、大北　茂
- Organizer
  日本材料学会　第６１期学術講演会
- Place of Presentation
  岡山大学（岡山県）
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] Effect of neutron absorption on strain measurement of thick butt weld2011
- Author(s)
  H.Suzuki, J.Katsuyama, K.Akita
- Organizer
  6th International Conference on Mechanical Stress Evaluation by Neutrons and Synchrotron Radiation
- Place of Presentation
  ハンブルグ(ドイツ)
- Year and Date
  2011-09-07
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] Effect of neutron absorption on strain measurement of thick butt weld2011
- Author(s)
  H.Suzuki, J.Katsuyama, K.Akita
- Organizer
  The 6th International Conference on Mechanical Stress Evaluation by Neutrons and Synchrotron Radiation
- Place of Presentation
  ハンブルグ(ドイツ)
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 中性子回折法によるひずみ分布測定に及ぼす吸収の影響とその補正2011
- Author(s)
  鈴木裕士、勝山仁哉、秋田貢一
- Organizer
  第45回X線材料強度に関するシンポジウム
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 引張負荷を加えた鋼材のX線回折法による転位密度測定2011
- Author(s)
  熊谷正芳、今福宗行、秋田貢一、大谷眞一
- Organizer
  第55回日本学術会議材料工学連合講演会
- Place of Presentation
  京都教育文化センター(京都)
- Year and Date
  2011-10-20
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 引張負荷を加えた鋼材のX線回折法による転位密度測定2011
- Author(s)
  熊谷正芳、今福宗行、秋田貢一、大谷眞一
- Organizer
  第55回日本学術会議材料工学連合講演会
- Place of Presentation
  京都市
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 中性子回折法によるひずみ分布測定に及ぼす吸収の影響とその補正2011
- Author(s)
  鈴木裕士、勝山仁哉、秋田貢一
- Organizer
  第45回X線材料強度に関するシンポジウム
- Place of Presentation
  ルーテル市ヶ谷センター(東京)
- Year and Date
  2011-07-07
- Data Source
  KAKENHI-PROJECT-23360061
[Presentation] 疲労試験その場中性子回折ストロボスコピック測定
- Author(s)
  伊藤崇芳，ステファヌス・ハルヨ，稲村泰弘，川崎卓郎，中谷健，秋田貢一，ゴン・ウー，相澤一也
- Organizer
  第6 回MLF シンポジウム
- Place of Presentation
  つくば、日本
- Year and Date
  2015-03-17 – 2015-03-18
- Data Source
  KAKENHI-PROJECT-25600145
[Presentation] Software development for in-situ neutron diffraction measurements during fatigue tests
- Author(s)
  T. Ito, S. Harjo, Y. Inamura, T. Kawasaki, W. Gong, K. Akita, T. Nakatani, J. Abe and K. Aizawa
- Organizer
  2nd Int. Symp. on Science at J-PARC (J-PARC 2014)
- Place of Presentation
  つくば、日本
- Year and Date
  2014-07-12 – 2014-07-15
- Data Source
  KAKENHI-PROJECT-25600145

1. OHYA Shin-ichi (80120864)

# of Collaborated Projects: 3 results

# of Collaborated Products: 8 results
2. SUZUKI Hiroshi (10373242)

# of Collaborated Projects: 2 results

# of Collaborated Products: 17 results
3. KURODA Masatoshi (00432998)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. HAGIWARA Yoshihiko (70061546)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
5. IMAFUKU Muneyuki (00183012)

# of Collaborated Projects: 1 results

# of Collaborated Products: 16 results
6. HARJO Stefanus (40391263)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. ITO Takayoshi (00537342)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
8. YOSHIOKA Yasuo (40061501)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. MOCHIKI Koichi (80107549)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. Sasaki Toshihiko (40251912)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 楠浩一 (00292748)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 三井真吾 (10714438)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 三好敏喜 (20470015)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 江尻正一 (40331582)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 菖蒲敬久 (90425562)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 鷹合滋樹 (00504739)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 佐藤嘉洋 (00170796)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. STEFANUS Harjo

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Akita Koichi 秋田 貢一

AKITA Koichi 秋田 貢一

秋田 貢一 アキタ コウイチ

Research Projects

Research Products

Co-Researchers

Determination Method of Reference Lattice Constants to Improve Accuracy of Neutron Stress MeasurementPrincipal Investigator

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Study on early stage of rolling contact fatigue of rails using real time X-ray imaging with SOI detector

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Development of neutron diffraction method for structural engineering research on reinforced concretePrincipal Investigator

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Development of in-situ internal stress measurement system under fatigue loading based on high intensity pulsed neutron beamsPrincipal Investigator

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Studies on the technique for controlling the fatigue fracture by shot-peening process

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Effects of crystal microstructure on residual stress relaxationPrincipal Investigator

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Residual Stress Measurement on Thin Films Using Low Energy Synchrotron RadiationPrincipal Investigator

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Development to Determine The Components of Plane Stress Using Whole Diffraction Ring.

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シンクロトロン放射光による薄膜の残留応力測定Principal Investigator

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シンクロトロン放射光による単結晶の微小部応力測定Principal Investigator

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Application of Microbeam X-Ray Diffraction Study by Using Synchrotron Radiation Source to the Investigation of Fracture of Materials.

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溶射皮膜のX線応力測定法の確立に関する研究Principal Investigator

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X線ミクロおよびマクロ応力による溶射材のき裂発生,進展機構の解明Principal Investigator

Principal Investigator

Akita Koichi 秋田貢一

AKITA Koichi 秋田貢一

秋田貢一アキタコウイチ