Koyanagi Jun

コヤナギジュン | Koyanagi Jun

Affiliation and department：
Job title： Associate Professor
Homepage URL (1)： http://www.rs.tus.ac.jp/koyanagi/home.html

Research field (1)： Machine materials and mechanics

Research keywords (1)： Composite materials, Experimental Mechanics, Computational Mechanics

Research theme for competitive and other funds (11)：

2021 - 2024 疲労負荷下CFRPにおけるエントロピー損傷に基づく余寿命・残存強度予測法の構築
2016 - 2019 Numerical simulation for delamination involved with internal damage of CFRP ablator under rapid heating
2015 - 2018 Sensing of stress distribution in glass without contact for destruction prediction
2014 - 2016 Automatic transport of Water Droplet and Development of SERS Sensing Film on Open Typed Superhydrophobic Wrinkle Chanel
2013 - 2016 Time dependence of mechanical property of triaxial woven CFRP

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Papers (142)：

N. Yamada, M. Morita, M. Takamura, T. Murashima, Y. Oya, Jun Koyanagi. Molecular dynamics simulation of cumulative microscopic damage in a thermosetting polymer under cyclic loading. Polymers. 2024. 16. 1813
M Morita, Y Oya, N Kato, K Mori, J Koyanagi. Molecular Dynamics Simulation Considering Covalent Bond Dissociation for Lignin-based Composite Materials. Procedia Structural Integrity. 2024. 52. 195-202
N. Kudo, R. Fujita, Y. Oya, T. Sakai, H. Nagano, Jun Koyanagi. Identification of invisible fatigue damage of thermosetting epoxy resin by non-destructive thermal measurement using entropy generation. ADVANCED COMPOSITE MATERIALS. 2024. 33. 233-249
Jun Koyanagi, H. Yoshida, M. Morita, M. Isozaki. Identification of internal damage in CFRP cross-ply laminates subjected to cyclic loadings by thermal measurement. Procedia Structural Integrity. 2024. 52. 187-194
M Takamura, M Isozaki, S Takeda, Y Oya, Jun Koyanagi. Evaluation of true bonding strength for adhesive bonded carbon fiberreinforced plastics. Materials. 2024. 17. 2

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MISC (8)：

Jun Koyanagi. Overview of the research work of Prof. Koyanagi and the composite materials laboratory. Impact. 2024. 2024. 43-45
Shun Abe, Natsuko Kudo, Ryohei Fujita, M. J. Mohammad Fikry, Huachao Deng, Hosei Nagano, Jun Koyanagi, Shinji Ogihara. Evaluation of Thermal Property as a Damage Parameter in CFRP Cross-ply Laminate Subjected to Cyclic Loadings with Different Frequency. Proceedings of The 2nd Japan-China-Korea Joint Symposium on Composite Materials. 2023. Presentation number 2C02
安部舜,藤田涼平, Huachao Deng,M. J. Mohammad Fikry,長野方星,小柳潤,荻原慎二. CFRPクロスプライ積層板の疲労損傷挙動における周波数の影響の評価. 日本機械学会第30回機械材料・材料加工講演会講演予稿集. 2023. 講演番号CL0112
當間新司, 稲田洋介, 山下弘展, 井上遼, 小柳潤. 引張負荷下におけるCFRPケーブルの変形挙動の有限要素解析. 一般社団法人日本機械学会第29回機械材料・材料加工講演会講演予稿集. 2021. 217
稲田洋介, 當間新司, 山下弘展, 新井優太郎, 井上遼, 小柳潤, 荻原慎二. 純曲げが作用するCFRP ケーブルの応力解析と損傷進展挙動評価. 一般社団法人日本機械学会第29回機械材料・材料加工講演会講演予稿集. 2021. 論文番号216

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Books (4)：

Durability of carbon fiber reinforced plastics
CRC Press 2024 ISBN:1032442336
Creep and fatigue in polymer matrix composites Ed. 2
Woodhead Publishing Limited 2019
CFRP/CFRTPの加工技術と性能評価
Science& Technology 2012
高分子材料のフラクトグラフィ-破壊メカニズムと破面解析事例-
Science& Technology 2011

Lectures and oral presentations (281)：

月面インフレータブル居住モジュールの構造に関する数値解析的検討
(第66回構造強度に関する講演会 2024)
変動繰り返し負荷下における高分子材料の耐久性に関する解析的考察
(第66回構造強度に関する講演会 2024)
分子動力学法を用いた熱可塑性樹脂の結晶成長シミュレーション
(第66回構造強度に関する講演会 2024)
CFRPの単純重ね継手における接着強度の寸法依存性
(第66回構造強度に関する講演会 2024)
Variable Loadings Fatigue Failure Predicted by Entropy Damage Criterion for a Viscoelastic Media
(13th International Conference on Mechanics of Time-Dependent Materials (MTDM2024) 2024)

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Education (1)：

- 2000 Waseda University Faculty of Science and Engineering Department of Mechanical Engineering

Committee career (9)：

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Awards (9)：

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Association Membership(s) (5)：

日本複合材料学会 , The Japan Society for Aeronautical and Space Sciences , 日本航空宇宙学会 , Japanese Society for Experimental Mechanics , 強化プラスチック協会

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