Go Ozeki

Profile Information

Affiliation: Teikyo University

Degree: Dr. of Engineering(Mar, 2016, Tohoku University)

J-GLOBAL ID: 201901005110954848
researchmap Member ID: B000372969

Research Interests

Research Areas

Nanotechnology/Materials / Structural and functional materials /
Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Machine materials and mechanics /

Research History

Apr, 2021 - Present

Teikyo University
Apr, 2020 - Mar, 2021

Senior Assistant Professor, Stragetic Innovation Reseach Center, Teikyo University
Apr, 2017 - Mar, 2020

Teikyo University
Apr, 2016 - Mar, 2017

Teikyo University
Apr, 2011 - Mar, 2012

株式会社日立製作所

Education

Apr, 2012 - Mar, 2016

Tohoku University
Apr, 2009 - Mar, 2011

Tohoku University
Apr, 2005 - Mar, 2009

Faculty of Systems Science and Technology, Akita Prefectural University

Committee Memberships

Nov, 2021 - Present

Editorial board, Strength, Fracture and Complexity.
Jun, 2016 - Present

委員, 日本学術振興会先端材料強度第129委員会

Awards

Mar, 2018

IAAM Young Scientist Medal for the year 2018, International Association of Advanced Materials

Go Ozeki
Aug, 2016

Outstanding achievement and contribution to ISAMR2016 Invited Presentation, Asia Pacific Society for Materials Research

Go Ozeki
Nov, 2011

2011年秋期大会第17回優秀ポスター賞, Ni基超合金のクリープき裂発生寿命, 日本金属学会

南雲佳子, 横堀壽光, 杉浦隆次, 松崎隆, 尾関郷

Papers

Effect of cyclic overload on deformation, crack growth behavior and crack initiation/growth lives of a C(T) specimen for 12Cr steel under creep-fatigue condition

Go Ozeki, Toshimitsu Yokobori, Daisuke Kobayashi

Materials at High Temperatures, 1-9, Jan, 2024 Peer-reviewedLead authorCorresponding author
The Quantitative Estimation of Hydrogen Embrittlement Sensitivity based on the Analysis of Local Stress Induced Hydrogen Difusion

Journal of The Japanese Society for Strength and Fracture of Materials, 57(1-2) 6-12, Dec, 2023 Peer-reviewed
Testing and Estimation Methods of Crack Growth Life for Alloy 617 under Strain-Controlled Creep-Fatigue Conditions Using Circular Sharp Notched Round Bar Specimen

Go Ozeki, Toshimitsu A. Yokobori, Masaaki Tabuchi, Masao Hayakawa, Kamran Nikbin

ASTM International STP1643 - Advances in Accelerated Testing and Predictive Methods in Creep, Fatigue and Environmental Cracking, 42-62, May 1, 2023 Peer-reviewedLead authorCorresponding author
The Quantitative Estimation of Mechanical Performance on the Creep Strength and Prediction of Creep Fracture Life for Creep Ductile Materials Based on QL* Parameter

A. Toshimitsu Yokobori Jr, Go Ozeki

Failure Analysis [Working Title], Oct 3, 2022 Peer-reviewed
Effect of overload on creep deformation, crack initiation and growth behaviors of a C(T) specimen for 12Cr steel

Go Ozeki, A. Toshimitsu Yokobori, Daisuke Kobayashi

Engineering Fracture Mechanics, 264 108313-108313, Apr, 2022 Peer-reviewedLead authorCorresponding author
Modelling of Hydrogen Diffusion in a Weld Cold Cracking Test: Part 2, Numerical Calculations

Tadashi Kasuya, A. Toshimitsu Yokobori, Go Ozeki, Toshihito Ohmi, Manabu Enoki

ISIJ International, 61(4) 1254-1263, Apr, 2021 Peer-reviewed
Modelling of Hydrogen Diffusion in a Weld Cold Cracking Test: Part 1, Experimental Determinations of Apparent Diffusion Coefficient and Boundary Condition

Tadashi Kasuya, A. Toshimitsu Yokobori, Go Ozeki, Toshihito Ohmi, Manabu Enoki

ISIJ International, 61(4) 1245-1253, Apr, 2021 Peer-reviewed
仮骨延長法における延長仮骨の骨形成過程の解析

横堀壽光, 田子充寛, 大見敏仁, 宮坂芳典, 伊藤聰一郎, 山下仁大, 尾関郷

日本生体電気・物理刺激研究会誌, 34 1-10, 2021
The proposal of quantitative estimation parameter of mechanical performance on the creep strength of weld joint notched specimen for 9Cr steel（ P91）

55(1) 1-7, 2021 Peer-reviewed
数値解の安定条件を考慮した y形溶接構造の冷却過程における水素凝集挙動解析および本解析プログラムによる数値解析高速化へ向けての考察

尾関郷, 横堀壽光, 大見敏仁, 小川道夫, 糟谷正

東北大学サイバーサイエンスセンター大規模科学計算システム広報SENAC, 54(2) 1-10, 2021 Lead authorCorresponding author
Occurrence of Cyclic Strain Hardening and Non-destructive Prediction of Remnant Fatigue Life Based on MSE Method for SPFC780Y Steel Weld Joint

Go Ozeki, A. Toshimitsu Yokobori, Jr, Toshihito Ohmi, Tohru Matsubara, Tsutomu Katsumata

Journal of the Japanese Society for Strength and Fracture of Materials, 54(3) 58-64, Oct, 2020 Peer-reviewedLead authorCorresponding author
Dominating Driven Factors of Hydrogen Diffusion and Concentration for the Weld Joint-Coupled Analysis of Heat Transfer Induced Thermal Stress Driven Hydrogen Diffusion- (vol 60, pg 222, 2019)

A. Toshimitsu Yokobori, Go Ozeki, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

MATERIALS TRANSACTIONS, 61(5) 1049-1049, 2020 Peer-reviewed
MSE法による自動車用構造材料SPFC780Y溶接部の非破壊疲労余寿命予測

尾関郷, 横堀壽光, 大見敏仁, 松原亨, 勝俣力

日本材料強度学会誌, 52(4) 65-70, 2019 Peer-reviewedLead authorCorresponding author
Dominating Driven Factors of Hydrogen Diffusion and Concentration for the Weld Joint – Coupled Analysis of Heat Transfer Induced Thermal Stress Driven Hydrogen Diffusion-

A. Toshimitsu, Yokobori, Jr, Go Ozeki, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

Material Transactions, 60(2) 222-229, 2019 Peer-reviewed
Hydrogen Concentration Behavior of y-Grooved Weld Joint Based on a Coupled Analysis of Heat Transfer – Thermal Stress – Hydrogen Diffusion

Go Ozeki, A. Toshimitsu, Yokobori, Jr, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

Advanced Materials Letters, 9(10) 677-683, 2018 Peer-reviewedInvitedLead authorCorresponding author
Hydrogen Diffusion Concentration Behaviors for Square Groove Weld Joint

Toshihito Ohmi, A. Toshimitsu, Yokobori, Jr, Go Ozeki, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

Proceedings of the ASME 2018 Pressure Vessels and Piping Conference, PVP2018-84192, 2018 Peer-reviewed
Effect of Pre-Heat Treatment on Hydrogen Concentration Behavior of y-Grooved Weld Joint Based on a Coupled Analysis of Heat Transfer-Thermal Stress-Hydrogen Diffusion

Go Ozeki, A. Toshimitsu Yokobori, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

Volume 1A: Codes and Standards, 2018 Peer-reviewedLead authorCorresponding author
Review of nonlinear representation of the load frequency characteristics of fracture life for notched specimens under creep-fatigue conditions for heat resistant metals based on chaos theory

A. Toshimitsu Yokobori, Go Ozeki, Yoshiko Nagumo

ICF 2017 - 14th International Conference on Fracture, 2 5-6, 2017
The prediction method of remnant life of creep fracture coupled with QL* parameter and micro erosion method for notched specimens of Ni-base super alloys

A. Toshimitsu Yokobori, Akari Ando, Go Ozeki, Toru Matsubara, Tsutomu Katsumata, Ryuji Sugiura

MATERIALS AT HIGH TEMPERATURES, 34(5-6) 434-441, 2017 Peer-reviewed
The clarification of the occurrence mechanism of creep micro cracking at weld joint based on vacancy diffusion analysis

Go Ozeki, A. Toshimitsu Yokobori, Toshihiro Endo, Fumio Sato, Toshihito Ohmi, Kazuto Sato

Strength, Fracture and Complexity, 10(2) 101-116, 2017 Peer-reviewedLead authorCorresponding author

Misc.

α法水素拡散解析に基づくy型溶接構造の水素輸送挙動におよぼす予熱温度効果

尾関郷, 横堀壽光, 大見敏仁, 糟谷正, 石川信行, 源聡, 榎学

日本金属学会講演概要(CD-ROM), 163rd, 2018
熱伝導-熱応力-水素拡散連成解析によるy型溶接構造の水素凝集挙動

尾関郷, 横堀壽光, 大見敏仁, 糟谷正, 石川信行, 源聡, 榎学

日本機械学会年次大会講演論文集(CD-ROM), 2018, 2018
J0310105 Effect of Crystal Orientation on Creep Crack Growth Behavior for Directionally Solidified Ni-base Superalloy based on Numerical Analysis Part 2

OZEKI Go, YOKOBORI Toshimitsu, NAGUMO Yoshiko, SUGIURA Ryuji

Mechanical Engineering Congress, Japan, 2015 "J0310105-1"-"J0310105-5", Sep 13, 2015
OS18F119 Creep crack initiation and growth behavior for Ni-base superalloys

Nagumo Yoshiko, Yokobori Jr. A. Toshimitsu, Sugiura Ryuji, Ozeki Go, Matsuzaki Takashi

Abstracts of ATEM : International Conference on Advanced Technology in Experimental Mechanics : Asian Conference on Experimental Mechanics, 2011(10) "OS18F119-1"-"OS18F119-8", Sep 19, 2011
128 Damage Formulation Behavior and Law of Predicting Fracture Life under the Condition of Creep-Fatigue Multiplication for Ni-base Directionally Solidified Superalloy

OZEKI Go, SUGIURA Ryuji, NAGUMO Yoshiko, TAKEUCHI Hiroaki, MATSUZAKI Takashi, YOKOBORI Jr A. Toshimitsu

2011(46) 60-61, Mar 15, 2011
411 The Characteristics of Creep Deformation and Damage Formation of Ni-base Directionally Solidified Superalloy using Double Edge Notch Specimens.

Ozeki Go, Yokobori A. Toshimitsu, Sugiura Ryuji, Nagumo Yoshiko, Matsuzaki Takashi

2010(46) 123-124, Sep 24, 2010

Presentations

Measurement Method of Cycle Sequential Characteristics of Stress Reduction under Strain-Controlled Creep-Fatigue Conditions using Circular Sharp Notched Round Bar Specimen

Jun 12, 2023
Effect of Overload on Deformation, Crack Growth Behavior and Crack Initiation/Growth Lives of a C(T) Specimen for 12Cr Steel under Creep-Fatigue Conditions

Go Ozeki, A.Toshimitsu Yokobori,Jr, Daisuke Kobayashi

ECCC2023 6th International Creep&Fracture Conference, May 24, 2023
Alloy617の環状切欠き試験片を用いた変位制御クリープ疲労き裂成長試験および寿命評価方法

尾関郷, 横堀壽光, 田淵正明, 早川正夫, Kamran Nikbin, 堀川純, 渡部将平

日本学術振興会先端材料強度第129委員会第127回本委員会, Dec 16, 2022 Invited
Clarification of Creep Damage Formation Behavior and Quantitative Estimation of Mechanical Performance of Weld Joint Notched Specimen for 2.25Cr-Mo Steel

Go Ozeki, A.Toshimitsu Yokobori, Jr., Toshihito Ohmi, Daisuke Abe, Keisuke Torigata, Takaaki Matsuoka, Masahiko Demura, Hitoshi Izuno, Shoichi Nambu, Manabu Enoki

Materials Research Meeting 2021, Dec 5, 2021
Testing and Estimation Methods of Crack Growth Life for Alloy 617 under Strain-Controlled Creep-Fatigue Conditions using Circular Sharp Notched Specimen

Go Ozeki, A. Toshimitsu, Yokobori, Jr, Masaaki Tabuchi, Masao Hayakawa, Kamran Nikbin

ASTM International, Symposium on Advances in Accelerated Testing and Predictive Methods in Creep, Fatigue and Environmental Cracking, Nov 30, 2021
Pre-Heat Temperature Effect on Hydrogen Transportation Behavior for y-Grooved Weld Joint Based on α Multiplication Method

Go Ozeki, A. Toshimitsu, Yokobori, Jr, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

World Hydrogen Technology Convention 2019, Jun, 2019
熱伝導-熱応力-水素拡散連成解析を用いた種々の溶接構造の水素凝集挙動におよぼす予熱効果の解明

尾関郷, 横堀壽光, 大見敏仁, 糟谷正, 石川信行, 源聡, 榎学

日本学術振興会先端材料強度第129委員会第118回本委員会, Jun, 2018 Invited
熱伝導-熱応力-水素拡散連成解析に基づくy型溶接部の水素拡散凝集挙動とその予熱効果

尾関郷, 横堀壽光, 大見敏仁, 糟谷正, 石川信行, 源聡, 榎学

日本学術振興会先端材料強度第129委員会第1、第2、第3号同分科会, May, 2018 Invited
Hydrogen Concentration Behavior of y-grooved Weld Joint based on a Coupled Analysis of Heat Transfer – Thermal Stress – Hydrogen Diffusion

Go Ozeki, A. Toshimitsu, Yokobori, Jr, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

European Advanced Energy Materials and Technology Congress (AEMC2018), Mar, 2018
Effect of Pre-Heat Treatment on Hydrogen Concentration Behavior of y-grooved Weld Joint based on a Coupled Analysis of Heat Transfer – Thermal Stress – Hydrogen Diffusion

Go Ozeki, A. Toshimitsu, Yokobori, Jr, Toshihito Ohmi, Tadashi Kasuya, Nobuyuki Ishikawa, Satoshi Minamoto, Manabu Enoki

ASME 2018 Pressure Vessels and Piping Conference, Jul, 2017
Effect of Pre-damage on Creep Crack Growth Behavior for Directionally Solidified Ni-base Superalloy based on Numerical Analysis

Go Ozeki, A. Toshimitsu Yokobori, Jr.

14th International Conference on Fracture, Jun, 2017
空孔拡散解析に基づく溶接部のクリープ微視き裂発生メカニズムの解明

尾関郷, 横堀壽光, 遠藤利浩, 佐藤文夫, 大見敏仁, 佐藤和人

日本学術振興会先端材料強度第129委員会第116回本委員会, Jun, 2017 Invited
The Clarification of the Occurrence Mechanism of Creep Micro Cracking at Weld Joint based on Vacancy Diffusion Analysis

Go Ozeki, A Toshimitsu Yokobori, Jr, Toshihiro Endo, Fumio Sato, Toshihito Ohmi, Kazuto Sato

HIDA-7 Conference on Life/Crack Assessment & Failures in Industrial Structures, May, 2017
非平衡科学的手法に基づくNi基超合金切欠き材のクリープ･疲労条件下におけるき裂成長寿命則

尾関郷, 横堀壽光

第59回材料強度と破壊総合シンポジウム, Sep, 2016 Invited
Effect of Crystal Orientation on Creep Crack Growth Behavior for Directionally Solidified Ni-base Superalloy based on Numerical Analysis

Go OZEKI, A. Toshimitsu, YOKOBORI, Jr, Yoshiko NAGUMO, Ryuji SUGIURA

2016 International Symposium for Advanced Materials Research, Aug, 2016 Invited
Creep Damage Formation and Crack Initiation / Growth Behavior of Notched Specimen for Directionally Solidified Ni-base Superalloy by Interrupted Observation

Go Ozeki, A Toshimitsu Yokobori, Jr, Takashi Matsuzaki

ASME 2016 Pressure Vessels & Piping Conference, Jul, 2016
In-situ Observation of Crack Growth Behavior Related to Deformation and Fracture Life for Directionally Solidified Ni-base Superalloy CM247LC under Creep-Fatigue Condition

Go OZEKI, Ryuji SUGIURA, A.Toshimitsu, YOKOBORI, Jr, Takashi MATSUZAKI

ECCC2014 3rd International ECCC Conference, May, 2014
Law of Fracture Life under Creep-Fatigue Interactive Conditions for Ni-base Directionally Solidified Superalloy based on Non-Equilibrium Science (The Effect of Stress Holding Time)

Go OZEKI, A.Toshimitsu, YOKOBORI, Jr, Ryuji SUGIURA, Michifumi ITO

6th International 'HIDA' Conference, Dec, 2013

Professional Memberships

Research Projects

Analysis of the mechanism of mechanical stress-induced osteogenesis using method of numerical analysis on local mechano-electric induced particle diffusion and its application for osteosynthesis

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2024
Establishing a creep life prediction methodology for heat-resistant structures at high temperatures

Grants-in-Aid for Scientific Research Fund for the Promotion of Joint International Research (Fostering Joint International Research (B)), Fund for the Promotion of Joint International Research (Fostering Joint International Research (B)), Japan Society for the Promotion of Science, Oct, 2020 - Mar, 2023

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