Detailed Information

Research Field/Keywords for Research Field

• Strength of materials, Hydrogen embrittlement

Education

• 2001/03, Graduated
• 2003/03, Master Course, Completed
• 2006/03, Doctor Course, Completed

Employment Experience

• 2006/04 - 2006/09
• 2006/10 - 2008/03
• 2008/04 - 2011/03
• 2011/04 -  *  Associate Professor, Mechanical Engineering, Graduate School of Science and Engineering, Saga University
• 2015/03 - 2016/02 Visiting researcher Stuttgart University

Field of Specialization

• Materials/Mechanics of materials, Structural/Functional materials

Membership in Academic Societies

• The Iron and Steel Institute of Japan

Awards

• 日本機械学会奨励賞（研究） （2011/04）
• 日本材料学会学術奨励賞 （2018/05）
• JACM The JACM Fellows Award （2021/07）
• 日本材料学会九州支部　Professor award （2022/12）

Research Topics and Results

• Effect of hydrogen concentration on nanoindentation softening and hardening in iron: ferrite phase of S25C and single-crystal Fe-3wt.%Si 2024/02
• New understanding of one-dimensional thermal glide of a non-sized prismatic dislocation loop in bcc iron: an atomic scale study 2023/12
• Hydrogen Effect on the Mobility of Edge Dislocation in α-Iron: A Long Timescale Molecular Dynamics Simulation 2022/08
• Molecular Dynamics Simulation of Surface-Adsorbed-Hydrogen-Induced Dislocation Motion in a Thin Film 2020/01
• Atomistic simulations of hydrogen effects on lattice defects in alpha iron 2019/04
• Application of Finite Element Method to Analyze the Influence of Process Parameters on the Cut Surface in the Fine Blanking Processes by using Clearance Dependent Critical Fracture Criteria 2018/02
• Molecular Statics Simulation of the Effect of Hydrogen Concentration on {112}<111> Edge Dislocation Mobility in Alpha Iron 2017/11
• Determination of the Values of Critical Ductile Fracture Criteria to Predict Fracture Initiation in Punching Processes 2017/10
• Hydrogen-related phenomena due to decreases in lattice defect energies—Molecular dynamics simulations using the embedded atom method potential with pseudo-hydrogen effects 2014/09
• 水素がα鉄中の空孔の生成と拡散挙動に及ぼす影響の第一原理計算：水素助長ひずみ誘起空孔機構に関する考察 2014/02
• Molecular Statics Study of the Effect of Hydrogen on Edge Dislocation Motion in Alpha-Fe 2014/01
• Influence of Hydrogen on the Cohesive Energies of Al/Si and Al/Mg2Si Interfaces 2014/01
• Hydrogen Concentration Estimation Based on Density Functional Theory in Aluminum and Alpha Iron under Gaseous Hydrogen Environments 2012/03
• 擬似的に水素の影響を考慮した鉄EAMポテンシャルの作成と水素ぜい化の分子動力学シミュレーション 2012/02
• Hydrogen-Grain Boundary Interaction in Fe, Fe-C, and Fe-N Systems 2011/10
• Atomistic Study of the Competitive Relationship between Edge Dislocation Motion and Hydrogen Diffusion in Alpha Iron 2011/05
• Hydrogen Diffusion Analyses of a Cracked Steel pipe under Internal Pressure 2011/03
• 水素拡散凝集の力学的制御法とそれに基づく小型試験片による水素脆化敏感性評価試験法の提案 2011/01
• 第一原理計算に基づくAl中の格子欠陥まわりの水素占有率の評価 2010/08
• 水素ガス環境下のα鉄における粒界凝集エネルギーに関する原子シミュレーション 2010/08
• Theoretical Clarification of Facet like Fracture in Hydrogen Embrittlement 2010/01
• Atomistic Study of the effect of Hydrogen on Dislocation emission from a mode II Crack Tip in Alpha Iron 2010/01
• Atomistic Simulations of Hydrogen Embrittlement 2009/12
• Estimation of Hydrogen Distribution Around Dislocations Based on First Principle Calculations 2009/08
• Atomistic Study of Hydrogen Diffusion around a Dislocation in Alpha Iron 2009/08
• Influence of the Shear Strain on the Hydrogen Trapped in Bcc-Fe: A First-principles-based Study 2009/07
• モードIき裂近傍における転位群と水素の力学的相互作用による水素脆化発現機構 2008/09
• Corrosion Fatigue Crack Growth Rate (CFCGR) for Petroleum Refining Pressure Vessel Materials (2.25Cr-1Mo Steel) 2008/09
• Atomistic Study of Hydrogen Distribution and Diffusion around a {112}<111> Edge Dislocation in Alpha Iron 2008/08
• α鉄における{112}<111>刃状転位近傍の水素占有位置に関する原子モデルを用いた研究 2008/08
• Transient Hydrogen Diffusion Analyses Coupled with Crack-Tip Plasticity under Cyclic Loading 2008/07
• Atomistic Simulation of the Effects of Hydrogen on the Mobility of Edge Dislocation in Alpha Iron 2008/02
• 鈍化き裂まわりの非定常な水素拡散－弾塑性連成解析 2008/01
• The Effect of the Interaction between Dislocations and Hydrogen Around a Crack Tip on Hydrogen Embrittlement Under Cyclic Loading Condition 2007/01
• Mechanism of Hydrogen Embrittlement Due to the Interaction of a Crack, Moving dislocations and Hydrogen Cluster 2004/08
• The Mechanism of Hydrogen Embrittlement on the Basis of the Interaction Model of Dislocations and Hydrogen around a Crack Tip 2004/03
• 巨視き裂, 転位群と水素の相互作用解析に基づく腐食環境下での延性材料における劈開破壊発現機構 2003/03

Books

• Atomistic simulations of hydrogen effects on lattice defects in alpha iron;　2019/04
  ANNOUNCEMENT INFO.;　Handbook of Mechanics of Materials, 283-300
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto
  

Original Articles

• Effect of hydrogen concentration on nanoindentation softening and hardening in iron: ferrite phase of S25C and single-crystal Fe-3wt.%Si;　2024/02
  ANNOUNCEMENT INFO.;　ISIJ International, 64, 4 (2024)714-721
  AUTHOR;　Shinya Taketomi, Toshiki Taniguchi, Hiroki Yamamoto, Seiya Hagihara, Sadahiro Tsurekawa, Ryosuke Matsumoto
  
• New understanding of one-dimensional thermal glide of a non-sized prismatic dislocation loop in bcc iron: an atomic scale study;　2023/12
  ANNOUNCEMENT INFO.;　Materialstoday Communications, 37, 107387
  AUTHOR;　Mugilgeethan Vijendran, Ryosuke Matsumoto, Shinya Taketomi
  
• Hydrogen Effect on the Mobility of Edge Dislocation in α-Iron: A Long Timescale Molecular Dynamics Simulation;　2022/08
  ANNOUNCEMENT INFO.;　ISIJ International, 62, 11, 2402-2409
  AUTHOR;　Ryosuke Matsumoto, Sunday Oyinbo, Mugilgeethan Vijendran, Shinya Taketomi
  
• Molecular Dynamics Simulation of Surface-Adsorbed-Hydrogen-Induced Dislocation Motion in a Thin Film;　2020/01
  ANNOUNCEMENT INFO.;　Computational Materials Science, 171, 109240
  AUTHOR;　Ryosuke Matsumoto, Shinya Taketomi
  
• Application of Finite Element Method to Analyze the Influence of Process Parameters on the Cut Surface in the Fine Blanking Processes by using Clearance Dependent Critical Fracture Criteria;　2018/02
  ANNOUNCEMENT INFO.;　Journal of Manufacturing and Materials Processing, 2, 2
  AUTHOR;　Phyo Wai Myint, Seiya Hagihara, Toru Tanaka, Shinya Taketomi, Yuichi Tadano
  
• Molecular Statics Simulation of the Effect of Hydrogen Concentration on {112}<111> Edge Dislocation Mobility in Alpha Iron;　2017/11
  ANNOUNCEMENT INFO.;　ISIJ International, 57, 11, 2059-2065
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Seiya Hagihara
  
• Determination of the Values of Critical Ductile Fracture Criteria to Predict Fracture Initiation in Punching Processes;　2017/10
  ANNOUNCEMENT INFO.;　Journal of Manufacturing and Materials Processing, 1, 12
  AUTHOR;　Phyo Wai Myint, Seiya Hagihara, Toru Tanaka, Shinya Taketomi, Yuichi Tadano
  
• Hydrogen-related phenomena due to decreases in lattice defect energies—Molecular dynamics simulations using the embedded atom method potential with pseudo-hydrogen effects;　2014/09
  ANNOUNCEMENT INFO.;　Computational Materials Science, 92, 362-371
  AUTHOR;　Ryosuke Matsumoto, Shoichi Seki, Shinya Taketomi, Noriyuki Miyazaki
  
• 水素がα鉄中の空孔の生成と拡散挙動に及ぼす影響の第一原理計算：水素助長ひずみ誘起空孔機構に関する考察;　2014/02
  ANNOUNCEMENT INFO.;　, 63, 2, 182-187
  AUTHOR;　
  
• Molecular Statics Study of the Effect of Hydrogen on Edge Dislocation Motion in Alpha-Fe;　2014/01
  ANNOUNCEMENT INFO.;　Hydrogen- Materials Interactions, Proceedings of the 2012 International Hydrogen Conference; Eds. Brian Somerday, Petros Sofronis, ASME press, 765-770
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto and Noriyuki Miyazaki
  
• Influence of Hydrogen on the Cohesive Energies of Al/Si and Al/Mg2Si Interfaces;　2014/01
  ANNOUNCEMENT INFO.;　Hydrogen- Materials Interactions, Proceedings of the 2012 International Hydrogen Conference; Eds. Brian Somerday, Petros Sofronis, ASME press, 757-763
  AUTHOR;　Ryosuke Matsumoto, Tatsuhiro Enomoto, Shinya Taketomi, Noriyuki Miyazaki
  
• Hydrogen Concentration Estimation Based on Density Functional Theory in Aluminum and Alpha Iron under Gaseous Hydrogen Environments;　2012/03
  ANNOUNCEMENT INFO.;　Transactions of the Materials Research Society of Japan, 37, 1, 1-6
  AUTHOR;　Yasuyuki Sakagami, Ryosuke Matsumoto, Dario Alfe’, Shinya Taketomi Tatsuhiro Enomoto and Noriyuki Miyazaki
  
• 擬似的に水素の影響を考慮した鉄EAMポテンシャルの作成と水素ぜい化の分子動力学シミュレーション;　2012/02
  ANNOUNCEMENT INFO.;　, 61, 2, 175-182
  AUTHOR;　
  
• Hydrogen-Grain Boundary Interaction in Fe, Fe-C, and Fe-N Systems;　2011/10
  ANNOUNCEMENT INFO.;　Progress in Nuclear Science and Technology, 2, 9-15
  AUTHOR;　Ryosuke Matsumoto, Marika Riku, Shinya Taketomi and Noriyuki Miyazaki
  
• Atomistic Study of the Competitive Relationship between Edge Dislocation Motion and Hydrogen Diffusion in Alpha Iron;　2011/05
  ANNOUNCEMENT INFO.;　Journal of Materials Research, 26, 10, 1269-1278
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Noriyuki Miyazaki
  
• Hydrogen Diffusion Analyses of a Cracked Steel pipe under Internal Pressure;　2011/03
  ANNOUNCEMENT INFO.;　International Journal of Hydrogen Energy, 36, 1037-1045
  AUTHOR;　Kazunori Takayama, Ryosuke Matsumoto, Shinya Taketomi, Noriyuki Miyazaki
  
• 水素拡散凝集の力学的制御法とそれに基づく小型試験片による水素脆化敏感性評価試験法の提案;　2011/01
  ANNOUNCEMENT INFO.;　, 44, 4, 59-69
  AUTHOR;　
  
• 第一原理計算に基づくAl中の格子欠陥まわりの水素占有率の評価;　2010/08
  ANNOUNCEMENT INFO.;　, 59, 8, 596-603
  AUTHOR;　
  
• 水素ガス環境下のα鉄における粒界凝集エネルギーに関する原子シミュレーション;　2010/08
  ANNOUNCEMENT INFO.;　, 59, 8, 589-595
  AUTHOR;　
  
• Theoretical Clarification of Facet like Fracture in Hydrogen Embrittlement;　2010/01
  ANNOUNCEMENT INFO.;　Journal of Solid Mechanics and Materials Engineering, 4, 1, 12-23
  AUTHOR;　Shinya Taketomi, A. Toshimitsu Yokobori, Jr.
  
• Atomistic Study of the effect of Hydrogen on Dislocation emission from a mode II Crack Tip in Alpha Iron;　2010/01
  ANNOUNCEMENT INFO.;　International Journal of Mechanical Science, 52, 334-338
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Noriyuki Miyazaki
  
• Atomistic Simulations of Hydrogen Embrittlement;　2009/12
  ANNOUNCEMENT INFO.;　International Journal of Hydrogen Energy, 34, 9597-9584
  AUTHOR;　Ryosuke Matsumoto, Shinya Taketomi, Sohei Matsumoto, Noriyuki Miyazaki
  
• Estimation of Hydrogen Distribution Around Dislocations Based on First Principle Calculations;　2009/08
  ANNOUNCEMENT INFO.;　Effect of Hydrogen on Materials, 663-670
  AUTHOR;　Ryosuke Matsumoto, Shinya Taketomi, Noriyuki Miyazaki
  
• Atomistic Study of Hydrogen Diffusion around a Dislocation in Alpha Iron;　2009/08
  ANNOUNCEMENT INFO.;　Effects of Hydrogen on Materials, 655-662
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Noriyuki Miyazaki
  
• Influence of the Shear Strain on the Hydrogen Trapped in Bcc-Fe: A First-principles-based Study;　2009/07
  ANNOUNCEMENT INFO.;　Scripta Materialia, 60, 7, 555-558
  AUTHOR;　Ryosuke Matsumoto, Yoshinori Inoue, Shinya Taketomi, Noriyuki Miyazaki
  
• モードIき裂近傍における転位群と水素の力学的相互作用による水素脆化発現機構;　2008/09
  ANNOUNCEMENT INFO.;　, 74, 745, 1271-1277
  AUTHOR;　
  
• Corrosion Fatigue Crack Growth Rate (CFCGR) for Petroleum Refining Pressure Vessel Materials (2.25Cr-1Mo Steel);　2008/09
  ANNOUNCEMENT INFO.;　Corrosion, 64, 9, 744-750
  AUTHOR;　Shinya Taketomi, A. Toshimitsu Yokobori, Jr., Kenichi Takei, Yoru Wada, Yasuhiko Tanaka, Tadao Iwadate
  
• Atomistic Study of Hydrogen Distribution and Diffusion around a {112}<111> Edge Dislocation in Alpha Iron;　2008/08
  ANNOUNCEMENT INFO.;　Acta Materialia, 56, 3761-3769
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Noriyuki Miyazaki
  
• α鉄における{112}<111>刃状転位近傍の水素占有位置に関する原子モデルを用いた研究;　2008/08
  ANNOUNCEMENT INFO.;　, 57, 8, 768-773
  AUTHOR;　
  
• Transient Hydrogen Diffusion Analyses Coupled with Crack-Tip Plasticity under Cyclic Loading;　2008/07
  ANNOUNCEMENT INFO.;　International Journal of Pressure Vessels and Piping, 85, 540-549
  AUTHOR;　Hirokazu Kotake, Ryosuke Matsumoto, Shinya Taketomi, Noriyuki Miyazaki
  
• Atomistic Simulation of the Effects of Hydrogen on the Mobility of Edge Dislocation in Alpha Iron;　2008/02
  ANNOUNCEMENT INFO.;　Journal of Materials Science, 43, 3, 1166-1169
  AUTHOR;　Shinya Taketomi, Ryosuke Matsumoto, Noriyuki Miyazaki
  
• 鈍化き裂まわりの非定常な水素拡散－弾塑性連成解析;　2008/01
  ANNOUNCEMENT INFO.;　, 74, 737, 28-36
  AUTHOR;　
  
• The Effect of the Interaction between Dislocations and Hydrogen Around a Crack Tip on Hydrogen Embrittlement Under Cyclic Loading Condition;　2007/01
  ANNOUNCEMENT INFO.;　Journal of Solid Mechanics and Materials Engineering, 1, 1, 126-139
  AUTHOR;　Shinya Taketomi, A. Toshimitsu Yokobori, Jr., Shuichi Takagi
  
• Mechanism of Hydrogen Embrittlement Due to the Interaction of a Crack, Moving dislocations and Hydrogen Cluster;　2004/08
  ANNOUNCEMENT INFO.;　Key Engineering Materials, 261-263, 937-942
  AUTHOR;　Shinya Taketomi, A. Toshimitsu Yokobori, Jr., Tetsuo Shoji
  
• The Mechanism of Hydrogen Embrittlement on the Basis of the Interaction Model of Dislocations and Hydrogen around a Crack Tip;　2004/03
  ANNOUNCEMENT INFO.;　Strength, Fracture and Complexity an International Journal, 3, 95-109
  AUTHOR;　A. Toshimitsu Yokobori, Jr., Shinya Taketomi, Jechang Ha, Tetsuo Shoji, G. F. Li
  
• 巨視き裂, 転位群と水素の相互作用解析に基づく腐食環境下での延性材料における劈開破壊発現機構;　2003/03
  ANNOUNCEMENT INFO.;　, 37, 1, 1-5
  AUTHOR;　
  

Material, Commentary, Editorials, Research Report, A Comprehensive Journal Articles

• 水素脆化における潜伏期から破壊までの実態解明における新展開;　2023/04
  ANNOUNCEMENT INFO.;　, 28(4), 232-240
  AUTHOR;　
  
• 転位の運動に及ぼす水素濃度の影響評価;　2016/03
  ANNOUNCEMENT INFO.;　, 33, 158-162
  AUTHOR;　
  
• Report on the 19th Molecular Dynamics Symposium;　2014/09
  ANNOUNCEMENT INFO.;　, 63, 9, 690-690
  AUTHOR;　
  
• 周期構造を有するマグネシウム合金の変形/破壊に関するボトムアップシミュレーション;　2012/03
  ANNOUNCEMENT INFO.;　, 37-38
  AUTHOR;　
  
• 転位と水素の相互作用に着目した水素脆化の研究;　2011/07
  ANNOUNCEMENT INFO.;　, 35, 8-9
  AUTHOR;　
  

General Lectures

• 第一原理計算によるFe-H系での水素侵入挙動に及ぼす添加元素の影響評価;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 電子・原子シミュレーションによる純鉄き裂開口挙動への吸着酸素原子の影響評価;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄中の粒界き裂進展挙動に及ぼす水素と転位の影響に関する分子動力学解析;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄の原子シミュレーションを用いた空孔と水素の局所凝集によるき裂生成の可能性の検討;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 繰り返し熱弾塑性クリープ問題における非線形破壊力学パラメータの検討;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• パワーモジュール用Alワイヤ接合部の遷移クリープ熱疲労評価における破壊パラメータの検討;　2023/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ナノインデンテーションによるフェライト相の軟化/硬化現象と水素濃度;　2023/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Discussion for Nonlinear Fracture Mechanics Parameters in Cyclic Thermo Elastic Plastic Creep Problem;　2023/08
  ANNOUNCEMENT INFO.;　JSME-KSME Joint Symposium on Computational Mechanics & CAE 2023, 27
  AUTHOR;　Seiya Hagihara, Yuki Akinaga, Taku Abe, Yutaka Hayama and Shinya Taketomi
  
• T*積分を用いたパワーモジュール用Alワイヤ接合部の熱疲労評価;　2023/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 粒子法によるスパー型洋上風力発電の改良のための波浪挙動の検討;　2022/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄中の水素と刃状転位の相互作用に関する長時間分子動力学解析;　2022/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄の粒界凝集エネルギーに及ぼす水素の影響に関する分子動力学解析;　2022/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• New Spar Type Floating Wind Power Plant Behavior Simulation by SPH Method;　2022/07
  ANNOUNCEMENT INFO.;　The 15th World Congress on Computational Mechanics and the 8th Asian Pacific Congress on Computational Mechanics in 2022 (WCCM-APCOM 2022)
  AUTHOR;　Seiya Hagihara, Naofumi Terada, Satoyuki Tanaka, Shinya Taketomi, Yuichi Tadano
  
• 粒子法によるスパー型洋上風力発電設備の改良の検討;　2022/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 第一原理計算によるFe(001)表面からの水素侵入挙動に及ぼす置換型元素の影響評価;　2021/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 粒子法によるスパー型洋上風力発電設備の挙動シミュレーション;　2021/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 単結晶Cuの電気抵抗と合成抵抗による評価手法の妥当性の検討;　2021/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 粒子法による洋上風力発電設備の波浪による挙動の検討;　2021/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• d-SPH method calculation of behavior analysis of offshore floating structures on ocean;　2020/12
  ANNOUNCEMENT INFO.;　3rd international Conference on Computational Engineering and Science for Safety and Environmental Problems
  AUTHOR;　Seiya Hagihara, Yoshiki Ikeshita, Satoyuki Tanaka, Shinya Taketomi, Yuichi Tadano
  
• SPH法によるスパー型洋上風力発電設備の挙動解析;　2020/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Behavior Analysis of Floating Structures on Water by using Delta Smoothed Particle Hydrodynamics Method;　2019/12
  ANNOUNCEMENT INFO.;　7th Asian Pacific Congress on Computational Mechanics
  AUTHOR;　Seiya HAGIHARA, Taiki TAKENAKA, Satoyuki TANAKA, Shinya TAKETOMI, Yuichi TADANO
  
• 転位動力学法によるき裂近傍の水素脆化素過程の評価;　2019/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 空孔性欠陥の存在状態と脆化との関係;　2019/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 水素存在下での刃状転位の局所集積によるすべり面分離機構の検討;　2019/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 粒子法による海洋浮体物の波浪挙動解析;　2019/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Influence of Hydrogen on Edge Dislocation Motion in Alpha Iron and the Comparison with Nanoindentation Tests;　2019/08
  ANNOUNCEMENT INFO.;　The fourth International Symposium on Atomistic and Multiscale Modeling of Mechanics and Multiphysics, ISAM4-2019
  AUTHOR;　S.Taketomi, T.Taniguchi, H.Yamamoto, R.Matsumoto and S.Hagihara
  
• Identification of Vacancy-Cluster Size Associated with Hydrogen Embrittlement of Pure Iron: A First Principles Study;　2019/06
  ANNOUNCEMENT INFO.;　3rd International Conference on Structural Integrity and Durability
  AUTHOR;　R.Matsumoto, C.Sano, S.Taketomi
  
• Atomistic Study of Nonhydrostatic Stress Effects on the Hydrogen Diffusion in Fe;　2019/06
  ANNOUNCEMENT INFO.;　International Conference on Diffusion in Solids and Liquids (DSL-2019)
  AUTHOR;　R.Matsumoto, S.Nagase, S.Taketomi
  
• 粒子法による海洋構造物の挙動解析;　2019/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ナノインデンテーション法を用いたS25Cフェライト相の塑性変形挙動へ与える水素濃度の影響評価;　2018/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄における空孔クラスターの形成・解離と脆化との関係;　2018/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Molecular Dynamics Study of the Influence of Nonhydrostatic Stress on the Diffusion Behavior of Hydrogen in Bcc-Fe;　2018/08
  ANNOUNCEMENT INFO.;　European Conference on Fracture 22, ECF22
  AUTHOR;　R.Matsumoto, S.Nagase, S.Taketomi
  
• Numerical Simulation of Hydrogen Embrittlement in Iron;　2018/08
  ANNOUNCEMENT INFO.;　22th European Conference on Fracture, ECF22
  AUTHOR;　S.Taketomi, R.Matsumoto
  
• Application of Dislocation Dynamics to Hydrogen Embrittlement in Alpha Iron based on Atomistic Calculations;　2017/09
  ANNOUNCEMENT INFO.;　14th International Conference on Fracture, ICF14
  AUTHOR;　S.Taketomi, K.Katayama, R.Matsumoto and S.Hagihara
  
• Smoothed Particle Hydrodynamics Method for Fluid-Structure Interaction Analysis – Fluid Analysis and Elastic-Plastic Structural Analysis -;　2017/08
  ANNOUNCEMENT INFO.;　V International Conference on Particle-Based Method (Particles 2017)
  AUTHOR;　S.Hagihara, C.Kai, S.Taketomi, Y.Tadano, S.Tanaka
  
• Caluculation of Ductile Fracture Parameters for Punching Processes;　2017/08
  ANNOUNCEMENT INFO.;　The International Conference on Advances in Computational Mechanics, ACOME 2017
  AUTHOR;　P.W.Myint, S.Hagihara, T.Tanaka, S.Taketomi, Y.Tadano
  
• SPH法による弾塑性解析2015年11月;　2015/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Elastic-plastic smoothed particle hydrodynamics method for fluid-structure interaction analysis;　2015/09
  ANNOUNCEMENT INFO.;　IV International Conference on Particle-Based Methods, Fundamentals and Applications, Particles 2015
  AUTHOR;　Seiya Hagihara, Tomohiro Shirahama, Shinya Taketomi, Yuichi Tadano, Satoyuki Tanaka
  
• Calculation of Stress Intensity Factor Using Meshfree Method with Dynamic Bubble System;　2015/07
  ANNOUNCEMENT INFO.;　13th U.S. National Congress on Computational Mechanics
  AUTHOR;　Seiya Hagihara, Yutaka Hayama, Shinya Taketomi, Yuichi Tadano
  
• SPH法による弾塑性構成則の検討;　2015/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 有限要素法によるキャスタブル耐火物の乾燥工程における三次元熱―圧力連成解析;　2015/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Smoothed particle hydrodynamics method for fluid-structure interaction analysis - elastic-plastic analysis of structure -;　2015/04
  ANNOUNCEMENT INFO.;　1st Pan American Congress on Computational Mechanics
  AUTHOR;　Seiya Hagihara, Tomohiro Shirahama, Shinya Taketomi, Yuichi Tadano, Satoyuki Tanaka
  
• Hydrogen Enhanced Slip Plane Fracture in Alpha Iron;　2015/03
  ANNOUNCEMENT INFO.;　EUROMECH Colloquium 577
  AUTHOR;　S.Taketomi, R.Matsumoto and S.Hagihara
  
• SPH法を用いた構造弾塑性シミュレーション;　2014/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Meshfree method with restricting bubble radius for nodal relocation method;　2014/07
  ANNOUNCEMENT INFO.;　11th World Congress on Computational Mechanics (WCCMXI)
  AUTHOR;　S.Hagihara, Y.Hayama, S.Taketomi and Y.Tadano
  
• 弾塑性SPH法の検討;　2014/06
  ANNOUNCEMENT INFO.;　
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• α鉄のパイエルす障壁と表面エネルギーに及ぼす静水圧の影響に関する分子静力学解析;　2014/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• α鉄中の水素拡散係数に及ぼす応力勾配の影響;　2014/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Smoothed particle hydrodynamics method for elastic-plastic structure;　2014/04
  ANNOUNCEMENT INFO.;　International Conference on Computational Methods 2014 (ICCM2014)
  AUTHOR;　S.Hagihara, S.Fumoto, T.Shirahama, S.Taketomi, Y.Tadano and S.Tanaka
  
• 人工膝関節の屈曲に関わる形状的要因に関する検討;　2014/03
  ANNOUNCEMENT INFO.;　
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• Adaptive meshfree method with adding and moving nodes for calculation of stress intensity factors;　2013/12
  ANNOUNCEMENT INFO.;　5th Asian Pacific Congress on Computational Mechanics
  AUTHOR;　S.Hagihara, Y.Hayama, S.Taketomi and Y.Tadano
  
• マグネシウムの線膨張率・表面エネルギーの温度依存性に関する原子シミュレーション;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• SPH法による構造弾塑性解析の検討;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 打ち抜き加工における延性破壊条件の適用に関する検討;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• き裂問題におけるアダプティブEFGMの解析精度向上の検討;　2013/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 現実的水素濃度条件下におけるα鉄刃状転位の運動に関する原子シミュレーション;　2013/09
  ANNOUNCEMENT INFO.;　
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• 不定形耐火物の乾燥過程における水蒸気圧の有限要素法解析;　2013/09
  ANNOUNCEMENT INFO.;　
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• Visco-elastic SPH method applied to analysis of human head subjected to impacts;　2013/07
  ANNOUNCEMENT INFO.;　12th U.S. National Congress on Computational Mechanics (USNCCM12), (2013), 78
  AUTHOR;　S. Hagihara , S. Fumoto, Y. Hayama1 S. Taketomi and Y. Tadano
  
• Dislocation Dynamics Analysis of Hydrogen Embrittlement in Alpha Iron Based on Atomistic Investigations;　2013/06
  ANNOUNCEMENT INFO.;　13th International Conference on Fracture, ICF13
  AUTHOR;　S.Taketomi, H.Imanishi, R.Matsumoto and N.Miyazaki
  
• α鉄中の刃状転位の運動に及ぼす水素濃度の影響に関する分子静力学解析;　2013/06
  ANNOUNCEMENT INFO.;　
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• EFG法における誤差評価後の節点再配置における移動制限の検討;　2013/06
  ANNOUNCEMENT INFO.;　
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• Adaptive meshfree method with nodal relocation restricting bubble radius applied to crack problems;　2013/05
  ANNOUNCEMENT INFO.;　International Conference on Computational & Experimental Engineering and Science 2013
  AUTHOR;　S.Hagihara, Y.Hayama, S.Taketomi and Y.Tadano
  
• Adaptive EFG Method with Nodal Relocation for Crack Problems –Bubble Radius and Error Related Approach-;　2012/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　S.Hagihara, Y.Hayama, S.Taketomi and Y.Tadano
  
• アダプティブEFGMにおける節点移動でのバブル半径の影響;　2012/10
  ANNOUNCEMENT INFO.;　
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• SPH法によるイメージベースド人体頭部の衝撃解析―頭部モデルについての検討―;　2012/10
  ANNOUNCEMENT INFO.;　
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• α鉄中における応力勾配下での水素拡散エネルギー障壁に関する基礎的検討;　2012/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Molecular Statics Study of the Effect of Hydrogen on Edge Dislocation Motion in Alpha-Fe;　2012/09
  ANNOUNCEMENT INFO.;　2012 International Hydrogen Conference (Hydrogen-Materials Interactions)
  AUTHOR;　S.Taketomi, R.Matsumoto, N.Miyazaki
  
• Molecular Dynamics Study of Influence of Hydrogen-Affected Lattice-Defects Energies on Deformation Behaviors of Alpha-Fe;　2012/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　R.Matsumoto, S.Seki, S.Taketomi and N.Miyazaki
  
• 転位の易動度に及ぼす水素の影響～計算によるアプローチのレビュー～;　2012/08
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• α鉄の転位集積すべり面破壊に及ぼす水素の影響に関する分子静力学解析;　2012/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• α鉄中の水素拡散に及ぼす応力勾配の影響に関する原子モデルを用いた基礎的検討;　2012/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• α鉄中の転位射出に及ぼす水素の影響;　2012/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Development of EAM Potential for Fe with Pseudo-hydrogen Effects and Molecular Dynamics Simulations of Nanoindentation;　2011/12
  ANNOUNCEMENT INFO.;　The 13 th International Conference on Electronics Materials and Packaging (EMAP2011)
  AUTHOR;　S.Seki, R.Matsumoto, S.Taketomi and N.Miyazaki
  
• 水素の影響を含んだ鉄EAMポテンシャルを用いたナノインデンテーションの分子動力学シミュレーション;　2011/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 擬似的に水素の影響を考慮した鉄EAMポテンシャルによる水素脆化の分子動力学シミュレーション;　2011/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• メタダイナミクス法を用いたα鉄中の刃状転位運動の温度依存性に関する解析;　2011/10
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Hydrogen Segregation in Al/Si Interface and its Influence on the Cohesive Energy;　2011/09
  ANNOUNCEMENT INFO.;　2011 World Congress on Advances in Structural Engineering and Mechanics (ASEM’11)
  AUTHOR;　R.Matsumoto, T.Enomoto, S.Taketomi and N.Miyazaki
  
• Molecular Dynamics Analyses of Crack Growth Behavior in Iron Using EAM Potential Fitted for Hydrogen Effected Defect Energies;　2011/08
  ANNOUNCEMENT INFO.;　International Workshop on Computational Mechanics of Materials (IWCMM21)
  AUTHOR;　R.Matsumoto, S.Seki, S.Taketomi and N.Miyazaki
  
• 離散転位力学法を用いた水素環境下における転位群とき裂の相互作用解析;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• メタダイナミクス法を用いたα鉄中の転位運動の解析;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 水素ガス環境における金属材料中への水素固溶量の第一原理計算;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Al中の格子欠陥と水素の相互作用に関する第一原理計算;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 擬似的に水素の影響を考慮した鉄EAMポテンシャルの作成とそれを用いた分子動力学解析;　2011/05
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  

Invited Lecture, Special Lecture

• 水素脆化の素過程解明に向けた計算科学を用いた研究;　2022/12
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 純鉄の水素脆化における潜伏期と破壊の素過程解析;　2022/09
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 水素影響下における転位動力学解析;　2022/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 水素脆化に関する計算科学を用いた研究;　2021/01
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• S25Cフェライト相へのナノインデンテーション試験に及ぼす水素濃度の影響評価;　2018/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• Multi Scale simulation of Ductile to Brittle Transition in Alpha Iron: Dislocation Dynamics based on the Atomic Analyses;　2015/10
  ANNOUNCEMENT INFO.;　The 3rd International Workshops on Advances in Computational Mechanics (IWACOM-III)
  AUTHOR;　Shinya Taketomi, Keishi Katayama, Seiya Hagihara
  
• Atomistic Study of Hydrogen Embrittlement;　2015/03
  ANNOUNCEMENT INFO.;　
  AUTHOR;　Shinya Taketomi
  
• 塑性変形の原子レベルシミュレーション;　2013/06
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 水素脆化プロセスの原子シミュレーション;　2013/04
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 鉄の水素脆性に及ぼす環境・力学因子の影響;　2012/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• 環境・力学効果に着目した水素脆化メカニズム;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;　
  
• ミクロ・メゾスケールシミュレーションによるα鉄の水素脆化メカニズムの考察;　2011/11
  ANNOUNCEMENT INFO.;　
  AUTHOR;