Yagi Kazuyuki

ヤギカズユキ | Yagi Kazuyuki

Affiliation and department：
Job title： Associate Professor

Research field (1)： Machine elements and tribology

Research keywords (4)： Textured surfaces , Scuffing , Elastohydrodynamic lubrication , Tribology

Research theme for competitive and other funds (43)：

2022 - 2025 Elucidation of mechanisms of boundary lubricant film formation and breakdown based on analysis of surface multilayer crystal structures
2021 - 2022 ゼロエミッションに向けた内燃機関の革新的摩擦損失低減技術
2020 - 2021 境界潤滑下における表面テクスチャと潤滑油挙動に関する研究
2020 - 2021 樹脂表面の潤滑特性に関する研究
2020 - 2021 弾性流体潤滑下での粘度指数向上剤に関する研究

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Papers (40)：

Tatsunori Tomota, Mamoru Tohyama, Kazuyuki Yagi. Elucidation of contact state on various rough surfaces via highly robust colorimetric optical interferometry. Scientific Reports. 2022. 12. 178. 1-13
Kazuyuki Yagi, Hiroyuki Tango, Takashi Izumi, Mamoru Tohyama, Koji Saito Joichi Sugimura. In-situ observation of influence of metal types on wear process in dry conditions. Wear. 2021. 488-489. 204162
Kazuyuki Yagi, Kazuki Nishida, Joichi Sugimura. Influence of the Heat Transfer Field on Anomalous Lubricant Film Formation in Elastohydrodynamic Lubrication Conditions. Tribology Letters. 2021. 69. 114
Kazuyuki Yagi, Kazuki Nishida, Joichi Sugimura. Traction behaviour of elastohydrodynamic lubrication films with anomalous shapes. Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology. 2021
Kazuyuki Yagi, Wataru Matsunaka, Joichi Sugimura. Impact of textured surfaces in starved hydrodynamic lubrication. Tribology International. 2020. 154. February. 106756

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MISC (15)：

八木和行. 流体潤滑下でのテクスチャ表面効果-微小くさび形状が生み出す潤滑促進機構について-. 2022
八木和行. 流体潤滑計算の最新動向と展望-流体構造連成解析について-. 2021
八木和行. 各種その場観察方法による焼付き過程の理解. 2019
八木和行. 弾性流体潤滑理論. 2017
八木和行. 放射光X線回折を利用した摩擦面焼付き現象のその場観察. 2017

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Books (2)：

トライボロジー設計マニュアル
テクノシステム 2015
Hydrated Materials
Pan Stanford Publishing 2015

Lectures and oral presentations (66)：

Tribological Behaviors of Textured Liner Considering Enclosed Cavitation in Starved Lubrication
(10th International Conference on Modeling and Diagnostics for Advanced Engine Systems (COMODIA 2022) 2022)
In-situ Observation of Cavitation Behavior in Journal bearings under Reciprocating Dynamic Load
(7th World Tribology Congress 2022)
Lubrication Characteristics of PTFE Film Coated Surfaces in Hydrodynamic Lubrication
(7th World Tribology Congress 2022)
Issues and Developments for Introducing Hydrogen Energy Systems
(7th World Tribology Congress 2022)
An Advanced Numerical Scheme for Simulation of Hydrodynamic Lubrication with Free Surfaces
(7th World Tribology Congress 2022)

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Work history (6)：

2008/04 - 現在 Kyushu University Department of Mechanical Engineering, Faculty of Engineering Associate professor
2007/03 - 2008/03 Kyushu University Department of Mechanical Engineering, Faculty of Engineering Associate professor
2006/10 - 2007/03 Kyushu University Department of Mechanical Engineering, Faculty of Engineering Associate professor
2005/04 - 2006/09 Japan Society for the Promotion of Science Fellowships
2004/12 - 2005/03 INSA de Lyon Invited researcher

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Committee career (32)：

2021/04 - 2022/03 九州大学特別講義・公開講座・FD検討委員会委員
2020/04 - 2021/03 九州大学特別講義・公開講座・FD検討委員会委員
2019/04 - 2021/03 一般社団法人日本機械学会機素潤滑設計部門技術企画委員会委員長
2019/04 - 2021/03 日本機械学会RC282サステナブルなパワートレインのためのトライボロジー研究分科会委員
2018/04 - 2020/03 九州大学中央分析センター工学分室委員会委員

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Awards (6)：

2017/05 - 一般社団法人日本トライボロジー学会日本トライボロジー学会トライボロジーオンライン論文賞
2016/11 - 国立大学法人九州大学平成28年度九州大学研究活動表彰
2015/11 - 国立大学法人九州大学平成27年度九州大学研究活動表彰
2004/05 - (社)日本トライボロジー学会日本トライボロジー学会論文賞
2003/05 - (社)日本トライボロジー学会日本トライボロジー学会奨励賞

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Association Membership(s) (4)：

Japan Society for Design Engineering , The Japan Society for Precision Engineering , Japanese Society of Tribologist , The Japan Society of Mechanical Engineers

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