TOYOSADA Masahiro 豊貞雅宏

Researcher Number	30188817
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2006: 九州大学, 大学院工学研究院, 教授 2006: Kyushu University, Faculty of Engineering, Professor, 工学研究院, 教授 2004 – 2005: 九州大学, 大学院・工学研究院, 教授 2001 – 2003: 九州大学, 工学研究院, 教授 2000 – 2001: 九州大学, 大学院・工学研究院, 教授 … More 1999: 九州大学, 大学院・工学研究科, 教授 1990 – 1998: 九州大学, 工学部, 教授 1992: University of Kyusyu, Faculty of Engineering, Professor 1986 – 1990: Faculty of Engineering, Kyushu University, Associate Professor, 工学部, 助教授 Less
Review Section/Research Field	Principal Investigator 船舶構造・建造 / 海洋工学 / 船舶工学 / Naval and maritime engineering Except Principal Investigator 船舶構造・建造 / 船舶工学 / 海洋工学 / Naval and maritime engineering / 海洋工学
Keywords	Principal Investigator き裂開閉口 / CTOD / 疲労寿命 / 疲労 / Dynamic Fracture Toughness / Strain Rate Temperature Parameter / Strain Rate / Dynamic COD Test / Dynamic CT Test / Constitutive Equation … More / Fatigue / 大型溶接構造物 / fatigue surface crack / 疲労表面き裂 / 表面き裂の合体成長 / シミュレーションモデル / 疲労被害領域寸法 / ΔK_<RP> / DELTAK_<RP> / 表面き裂 / Dynamic Thermo-plastic elastic FEM / Temperature Rise Due To Plastic Work / き裂鈍化 / 動的弾塑性解析 / 熱伝導解析 / 塑性仕事と発熱量の関係 / IDNZ内のひずみ分布 / 温度、ひずみ速度を考慮した材料の構成方程式 / 塑性仕事による局部温度上昇 / Dynamin Thermo plastic Elastic FEM / Tenperature Rise due to Plastic Work / namic ThermoーPlastic clastic FEM / namic Fracture toughness / rain Ratc Temperature Parameter / mperature Rise Due To Plastic Work / Strain Ratc / semi-elliptical surface crack / fracture toughness / local brittle zone / 多重溶接熱サイクル / 疲労予き裂導入法 / 局部脆化域 / CTOD値 / プラテン加工 / 脆性破壊 / 表面き裂のCTOD / LBZ / 多層盛溶接継手の靱性 / シャルピー値 / 表面欠陥のCTOD換算法 / 限界CTOD / 局部脆化域(LBZ) / Material softening / Hull structural elements / Change of aspect ratio of a surface crak / Surface crack / 材料軟化 / 応力比 / ビーチマーク / 下負荷面モデル / 材料軟化現象 / 船殻構造 / アスペクト比変化 / Fatigue crack initiation / Estimation of the stress distribution alone plate thickness direction / Corrosion fatigue / Numerical simulation of crack growth / In-service loading / Fatigue crack growth curves / S-N curves / き裂形状変化予測 / 板厚方向応力分布簡易推定 / 面内ガセット継手 / 残留応用 / 疲労き裂 / 疲労き裂発生 / 板厚方向応力分布推定 / 腐食疲労 / き裂成長シミュレーション / 実働荷重 / 疲労き裂成長曲線 / S-N曲線 / Accuracy of estimation / Longitudinal shrinkage / Tendon force / Inherent strain / Welding deformation / 固有応力法 / 熱切断変形推定 / MPC(多点拘束)法 / 固有変形 / 溶接変形推定 / ブロック組立 / 縦收縮 / 溶接変形 / 変形推定精度向上 / 縦収縮 / 固有力 / 固有ひずみ / 熔接変形 / fatigue damage region size / coalescence of surface crack / crack closure / fatigue life priduction / 荷重波形計数法 / 変動荷重 / 【.upper filled triangle.】K_<RP> / 微視き裂 / △KRP / ΔK_<BP> / 表面き裂の成長合体 / 疲労寿命予測 / laser interference displacement indicator / interference effect / closing behavior / crack opening / fatigue life / レーザ干渉法 / レーザー干渉変位計 / レーザ干渉変位計 / き裂の干渉効果 / き裂開閉口挙動 / cohesive force model / inherent stress / plastic zone size received fatigue damage / DELTAKAPPA_<RP> / random load / crack opening and closure / バネモデル / 表面き裂のK値 / 疲労き裂の停留条件 / 遅延減速現象 / 等価分布応力 / 過小荷重による疲労き裂の加速現象 / 二段二重ブロック荷重 / 結合力モデル / 固有応力 / ランダム荷重 / T Tubular Joint / COD of a Crack in Sheet / Superposition of Elasto-Plastic COD / COD for a Surface Crack / 偏心による誘起曲げ応力 / 全面降伏 / 弾塑性重ね合わせ法 / き裂開口変位 / 誘起曲げ応力 / 格点構造 / 帯板のCOD / 弾塑性CODの重ね合せ法 / 表面き裂のCOD / Fatigue Life Assessment by Unified Theorem / Short Crack / RPG Load / Crack Opening and Closing / Fatigue Crack Propagation / Small Crack / Fatigue Crack Propagation Model / Compliance / Crack Closing Load / Crack Opening Load / Reーtensile Plastic zone's Generating Load / 疲労き裂伝播速度 / 下限界応力拡大係数範囲 / 再引張降伏発生荷重 / △K_<RP> / 寿命評価 / 発生・伝播の統一的寿命評価体系 / 微小き裂 / △KRp / RPG荷重 / 疲労き裂伝播 / 開口モード / せん断 / 繰り返し塑性 / き裂成長曲線 / 疲労センサー / せん断き裂 / 両振り塑性域寸法 / き裂発生 … More Except Principal Investigator 残留応力 / 有限要素法 / CTOD / CTOA / シミュレーション / CIM / Welding Residual Stress / 理想化構造要素法 / 溶接残留応力 / 溶接変形 / 信頼性評価 / シミュレ-ション / 海洋構造物 / 実働荷重 / 疲労設計 / unsteady heat conduction analysis / the finite element method / angular distortion / heat efficiency of oxy-acetylene flame / heat flux of oxy-acetylene flame / line heating process / 角変形量 / 温度解析 / 熱量分布 / ガス炎の熱効率 / 線状加熱加工 / 2次元熱弾塑性解析 / 2次元非定常熱伝導解析 / 角変形 / 酸素アセチレン炎の熱効率 / 酸素アセチレン炎の熱流束分布 / 綿状加熱板曲げ加工 / evaluation of toughness of surface notch / fatigue strength of welded joint / softening of welded joint / ship hull vibration / thermal elasto-plastic analysis by B. E. M. / sensitivity of hot cracking of welded joints / thermo-mechanical controlled process steels for ship-hull structure / 船体振動解析 / 防撓板の最終強度 / 表面切欠材の靭性評価法 / 溶接継手の疲労強度 / 溶接継手の軟化 / 境界要素法による熱弾塑性解析 / 高温割れ特性 / TMCP型50キロ級高張力鋼 / Elastoplastic large deformation analysis / Crack initiation strength / Fracture toughness / Mechanical properties / Cyclic compressive strain / Compressive plastic strain / Buckling collapse / Ship hull structure / 3次元弾塑性大変形解析 / 変動荷重 / 非発生の限界歪量 / 亀裂発生 / 繰返し荷重 / 圧縮予歪による靱性劣化 / 座屈損傷 / 亀裂発生・破断強度 / 繰り返し荷重 / 溶接構造部材 / 切欠靱性低下 / V-ノッチシャルピー衝撃試験 / 座屈・塑性崩壊 / 弾塑性大変形解析 / 亀裂強度 / 切欠靱性 / 機械的性質 / 繰り返し圧縮歪 / 圧縮塑性歪 / 座屈崩壊 / 船体構造部材 / real service condition / fatigue limit / wave condition / time history / design chart / fatigue / 疲労寿命 / 構成方程式 / 応力-ひずみ応答 / 疲労き裂 / 波浪変動荷重 / 波高時刻歴モデル / き裂開口応力 / 遭遇海象 / 疲労限 / 疲労眼 / 波高時刻歴 / 変動荷重モデル / 疲労強度線図 / 実海象状況 / Complementary evaluation / Substitutive evaluation / Fire protection systems / Heat insulation / Numerical simulation / Fire spread / Melt down / Light weight vessel / 遅延効果 / 等価性評価 / 補完性評価 / 代替性評価 / 防火対策 / 防熱構造 / 火災伝播 / 溶融 / アルミ合金 / Operating Energy Minimization / Neural Network / Learning Feed-Forward Control / High Trajectory / High Speed Learning / Underwater Robot Manipulator / Force Control / Position / Wight Lightenning / 操作エネルギー低減 / 学習制御 / 位置と力のハイブリッド制御 / マニピュレータ / 海用ロボット / 学習型フィードフォワード制御方式 / ニューラルネットワーク / 軌道パターン / 操作エネルギー最小化 / 高速学習 / 学習型フィードフォワード方式 / 位置と力の制御 / 軽量化 / 海洋ロボット用マニピュレータ / Prediction and Control / Toe of Weld / Finite Element Method / Fillet Welding / Function Representation / Inherent Strain / 局部加熱 / 塑性歪み / 初期応力 / 会合法 / 横収縮 / 突合せ溶接 / 固有歪 / 熱加工 / 溶接 / 予測と制御 / 溶接止端部 / 隅肉溶接 / 関数表示 / 固有ひずみ / Idealized Structural Unit / Elastoplastic Analysis / Ductile Crack / Crack Damage / Tubular Member / Offshore Structure / J積分 / 亀裂進展 / 理想化構造要素 / 弾塑性大たわみ解析 / 円筒ブレ-ス材 / 延性亀裂 / DTOD / 耐荷力 / 円筒部材 / 亀裂損傷 / Assembling Function / Cutting Function / Process Planning / Factory Model / Product Model / Object-Oriented / CAM / CAD / カット・アセンブリング機能 / 生産計画 / 属性 / エンジニアリング情報 / 3次元幾何情報 / デ-タ・ベ-ス / オブジェクト指向言語 / 生産設計 / 構造設計 / 属性情報 / 幾何情報 / 寸法表現 / プロダクト・スパイラル / システムインテグレーション / 関係情報 / 製品定義モデル / モデリング / 統合システム / 生産管理情報 / オブジェクト指向 / 製品モデル / プロダクトモデル / Fatigue Strength / Boxing Weld / Welding Deformation / ISUM Rectangular Plate Element / Ultimate Strength / Structural Reliability / Design Permitting Buckling / HT係数 / 座屈強度 / 高品質軽量化船 / 高張力鋼 / 疲労強度 / かどまきすみ肉 / 理想化矩形板要素 / 最終強度 / 構造信頼性 / 座屈許容設計 / 船体建造 / 船体構造 / 船舶設計 / モニタリング / 腐食 / 疲労破壊 / 不安定破壊 / 海底開発 / エネルギー輸送 / パイプライン / 荷重履歴 / 開閉口挙動 / 広帯域・狭帯域 / 実働荷重試験 / 疲労き裂発生・伝播 / マルコフ連鎖 / パワ-スペクトル / き裂開閉口挙動 / 疲労損傷検出能力 / 疲労強度評価 / き裂伝播寿命 / き裂発生寿命 / き裂伝播速度 / ランダム荷重 / ホットスポット応力 / 疲労被害度 / 信頼性解析 / 標準ランダム疲労試験法 / 荷重時刻歴 / 下限界応力拡大係数 / 疲労劣化度評価法 / 防食電位法 / 疲労き裂伝播速度 / 標準荷重モデル / 波浪荷重 / 新しい疲労設計法 / 信頼性 / 平均応力 / 角まわし溶接継手 / 変動荷重疲労試験 / 標準実働荷重モデル / 新疲労設計法 Less

船体構造の国際標準規則のあり方に関する国内共同研究の企画
- Principal Investigator
  
  角洋一
- Project Period (FY)
  2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Naval and maritime engineering
- Research Institution
  Yokohama National University
Evolution rules of a representative surface crack intiating in stress concentration regionsPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Naval and maritime engineering
- Research Institution
  KYUSHU UNIVERCITY
次世代疲労損傷探知センサーの開発Principal Investigator
- Principal Investigator
  
  豊貞雅宏
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Naval and maritime engineering
- Research Institution
  Kyushu University
長距離海底用等天然ガスパイプラインの安全性評価指針確立に関する研究
- Principal Investigator
  
  GOTOH Koji
- Project Period (FY)
  2002
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  海洋工学
- Research Institution
  Kyushu University
Numerical simulation of fatigue crack growth in steel structuresPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  2001 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  海洋工学
- Research Institution
  Kyushu University
Improvement of the estimation method caused by welding in hull built-up stagesPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  船舶工学
- Research Institution
  Kyushu University
Study on Fatigue life priduction of microstructural short crack regionPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  海洋工学
- Research Institution
  KYUSHU UNIVERSITY
Study on crack opening/closing behavior of fatigue surface crack and fatigue life priductionPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1996 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  海洋工学
- Research Institution
  KYUSHU UNIVERSITY
A Study on the crack initiation strength of Ship Hull Structure after Buckling
- Principal Investigator
  
  YAJIMA Hiroshi
- Project Period (FY)
  1995 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  船舶工学
- Research Institution
  HIROSHIMA UNIVERSITY
Fatigue crack propagation under various kind of loadingPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1994 – 1996
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  船舶工学
- Research Institution
  KYUSHU UNIVERSITY
Study of Fatigue Design Chart for Ship and Offshore Structures
- Principal Investigator
  
  TOMITA Yasumitsu
- Project Period (FY)
  1993 – 1994
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶工学
- Research Institution
  Osaka University
Study on the Lightenning of the Weight of the Underwater Robot Mainpulator
- Principal Investigator
  
  OGAWARA Yoichi
- Project Period (FY)
  1992 – 1993
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  海洋工学
- Research Institution
  KYUSYU UNIVERSITY
The Characteristics Analyzes of Marine Fire Spread Phenomena and an Evaluation Method for the Fire Protection Systems of the Light Weight Vessels
- Principal Investigator
  
  FUKUCHI Nobuyoshi
- Project Period (FY)
  1992 – 1993
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B)
- Research Field
  
  船舶構造・建造
- Research Institution
  KYUSHU UNIVERSITY
Development of methods for prediction and control of welding stress and deformation besed on concept of inherent strain as their essential source
- Principal Investigator
  
  UEDA Yukio
- Project Period (FY)
  1991 – 1993
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶構造・建造
- Research Institution
  Osaka University
Assessment method of COD for a surface flaw at a structural discontinuityPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1991 – 1992
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B)
- Research Field
  
  船舶構造・建造
- Research Institution
  KYUSHU UNIVERSITY
Computer Aided Information Acquisition System of Design and Manufacturing in Shipbuilding
- Principal Investigator
  
  NOMOTO Toshiharu
- Project Period (FY)
  1990 – 1992
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶構造・建造
- Research Institution
  The University of Tokyo
Effects of Crack Damages on the Structural Response of Offshore Structures
- Principal Investigator
  
  YAO Tetsuya
- Project Period (FY)
  1990 – 1991
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶構造・建造
- Research Institution
  Hiroshima University
Study on theoretical assessment method of K_<th> and assessment method of fatigue life for a short crackPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1990 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  船舶構造・建造
- Research Institution
  KYUSHU UNIVERSITY
船舶及び海洋構造物の高信頼度疲労・破壊設計法に関する研究
- Principal Investigator
  
  TOMITA Yasumitsu
- Project Period (FY)
  1989 – 1991
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶構造・建造
- Research Institution
  Osaka University
疲労設計理念の実現法に関する研究
- Principal Investigator
  
  MACHIDA Susumu
- Project Period (FY)
  1989 – 1991
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research
- Research Field
  
  船舶構造・建造
- Research Institution
  The University of Tokyo
High Quality Light Weight Ship Using Ultra High Tensile Steels
- Principal Investigator
  
  UEDA Yukio
- Project Period (FY)
  1989 – 1991
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research
- Research Field
  
  船舶構造・建造
- Research Institution
  Osaka University
Assessment Method for the Effect of Strain Rate on Fracture ToughnessPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1988 – 1990
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B).
- Research Field
  
  船舶構造・建造
- Research Institution
  Kyushu University
Study on method to assess the fracture toughness of multipass welded jointsPrincipal Investigator
- Principal Investigator
  
  TOYOSADA Masahiro
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  船舶構造・建造
- Research Institution
  Kyushu university
A Study on Rationalization of Line Heating Process by Oxy-acetylene Flame for Plate Bending of Ship Steels
- Principal Investigator
  
  TSUJI Isamu
- Project Period (FY)
  1986 – 1987
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  船舶構造・建造
- Research Institution
  Kyushu University
Evaluation of Weld Quality and Strength of Ship Structures made of Thermo-Mechanical Controlled Process Steels
- Principal Investigator
  
  TSUJI Isamu
- Project Period (FY)
  1985 – 1986
- Research Category
  
  Grant-in-Aid for Co-operative Research (A)
- Research Field
  
  船舶構造・建造
- Research Institution
  Kyushu University

All 2006

All Journal Article

[Journal Article] Cyclic deformation of metal predicted by elastoplastic constitutive model with subloading surface concept2006
- Author(s)
  Tsutsumi, S., Murakam, K., Tokuda, C., Nakayama, Y., Yajima, D., Toyosada, M.
- Journal Title
  
  Proceedings of Mechanical Engineering Congress 2006 Japan Vol.1
  
  Pages: 773-774
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] 繰返し荷重に伴う塑性域の成長について2006
- Author(s)
  堤成一郎, 豊貞雅宏
- Journal Title
  
  日本機械学会2006年度年次大会講演論文集 Vol.1
  
  Pages: 667-668
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] Cyclic Plasticity model incorporation elastic boundary and damage concept2006
- Author(s)
  Tsutsumi, S., Toyosada, M.
- Journal Title
  
  Proceedings of Mechanical Engineering Congress 2006 Japan Vol.1
  
  Pages: 771-772
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] A conventional growth estimation method of multiple surface cracks Generated by fatigue in the concentration region2006
- Author(s)
  Anai, Y., Murakami, K.Gotoh, K., Toyosada, M.
- Journal Title
  
  Conference Proceedings of the Japan Society of Naval Architects and Ocean Engineers Vol.3
  
  Pages: 383-396
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] 応力集中部から発生する複数疲労表面き裂の成長評価法に関する研究2006
- Author(s)
  穴井陽祐, 村上幸治, 後藤浩二, 豊貞雅宏
- Journal Title
  
  日本船舶海洋工学会講演論文集第3号
  
  Pages: 383-386
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] Concepts of Equivalent Distributed Stress and Representative Surface Crack in FLARP2006
- Author(s)
  Toyosada, M., Gotoh, K.
- Journal Title
  
  Proceedings of Mechanical Engineering Congress 2006 Japan Vol.1
  
  Pages: 663-664
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] Plastic Deformation under Cyclic Loading Condition2006
- Author(s)
  Tsutsumi, S., Toyosada, M.
- Journal Title
  
  Proceedings of Mechanical Engineering Congress 2006 Japan Vol.1
  
  Pages: 667-668
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] 等価分布応力概念と仮想単独表面き裂について2006
- Author(s)
  豊貞雅宏, 後藤浩二
- Journal Title
  
  日本機械学会2006年度年次大会講演論文集 Vol.1
  
  Pages: 663-664
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] 弾性境界面およびダメージを考慮した繰返し弾塑性モデル2006
- Author(s)
  堤成一郎, 豊貞雅宏
- Journal Title
  
  日本機械学会2006年度年次大会講演論文集 Vol.1
  
  Pages: 771-772
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16360440
[Journal Article] 下負荷面の概念を導入した弾塑性モデルによる繰返し変形解析2006
- Author(s)
  堤成一郎, 村上幸治, 徳田千晶, 中山祐一, 矢嶋泰基, 豊貞雅宏
- Journal Title
  
  日本機械学会2006年度年次大会講演論文集 Vol.1
  
  Pages: 773-774
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-16360440

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TOYOSADA Masahiro 豊貞 雅宏

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Evolution rules of a representative surface crack intiating in stress concentration regionsPrincipal Investigator

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次世代疲労損傷探知センサーの開発Principal Investigator

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Numerical simulation of fatigue crack growth in steel structuresPrincipal Investigator

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Improvement of the estimation method caused by welding in hull built-up stagesPrincipal Investigator

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Study on Fatigue life priduction of microstructural short crack regionPrincipal Investigator

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Study on crack opening/closing behavior of fatigue surface crack and fatigue life priductionPrincipal Investigator

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Fatigue crack propagation under various kind of loadingPrincipal Investigator

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TOYOSADA Masahiro 豊貞雅宏