Okumura Dai

オクムラダイ | Okumura Dai

Affiliation and department：
Job title： Professor
Homepage URL (2)： http://www.mech.nagoya-u.ac.jp/mml/okumura.html , http://www.mml.mech.nagoya-u.ac.jp/

Research field (1)： Machine materials and mechanics

Research keywords (12)： Soft materials , 不安定 , エラストマー , 膨潤 , パターン変態 , ゲル材料 , セル状材料 , 分岐座屈 , 転位 , ひずみこう配 , 結晶塑性 , 均質化理論

Research theme for competitive and other funds (16)：

2022 - 2025 摂動解析の動的非線形化による凸凹パターン変態の全貌解明
2022 - 2025 Coexistence of wrinkles and folds in film–substrate systems in contact with water droplets
2022 - 2025 Coexistence of wrinkles and folds in film–substrate systems in contact with water droplets
2019 - 2023 ゲル材料モデリングの高度化と成長誘起形態形成の分岐座屈解析フロンティア
2017 - 2019 Step-by-step eigenvalue buckling analysis of dimple pattern transformation in hard film on soft substrate

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Papers (45)：

Seishiro Matsubara, Keijiro Kobayashi, Tatsuya Ishida, So Nagashima, Dai Okumura. Crease instability in Gent-Gent hyperelastic materials. International Journal of Mechanical Sciences. 2024. 109549-109549
Tatsuya Ishida, Seishiro Matsubara, So Nagashima, Dai Okumura. Deformation in the wrinkle-crease transformation. International Journal of Solids and Structures. 2024. 298. 112876-112876
Seishiro Matsubara, Atsuya Ogino, So Nagashima, Dai Okumura. Computational and physical aspects for the occurrence of crease in an elastomer under general loading conditions. International Journal of Solids and Structures. 2024. 288. 112610-112610
So Nagashima, Ko Suzuki, Seishiro Matsubara, Dai Okumura. Bio-Inspired Instability-Induced Hierarchical Patterns Having Tunable Anisotropic Wetting Properties. Advanced Materials Interfaces. 2023
Xiang Wang, Zhihao Li, Shuxu Wang, Koki Sano, Zhifang Sun, Zhenhua Shao, Asuka Takeishi, Seishiro Matsubara, Dai Okumura, Nobuyuki Sakai, et al. Mechanical nonreciprocity in a uniform composite material. Science. 2023

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MISC (47)：

OKUMURA Dai. Surface Instabilities of Soft Materials. Journal of the Society of Materials Science, Japan. 2022. 71. 6. 555
奥村大. ヘリンボン及びトリプルジャンクションパターンの発達に対する影響因子解析. 計算数理工学論文集. 2021. 21. 51-56
IKEDA Toru, SASAKI Takumi, KOGANEMARU Masaaki, YANASE Atsushi, OKUMURA Dai, KARIYA Yoshiharu. Measurement and numerical analysis with the crystal plasticity for strain in crystal grains of small Sn specimen. The Proceedings of Mechanical Engineering Congress, Japan. 2019. 2019. 0. J01102
SASAKI Takumi, OKUMURA Dai, KARIYA Yoshiharu, KOGANEMARU Masaaki, IKEDA Toru. Strain distribution in small Sn specimens with few crystal grains obtained by the measurements and the crystal plasticity finite element analysis. The Proceedings of The Computational Mechanics Conference. 2018. 2018. 0. 84-84
Verification of Foppl-von Karman Plate Theory for Wiggling Buckling Analysis in Microscopic Patterned Structure. 2017. 22. 3p

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Education (1)：

Professional career (1)：

Work history (8)：

2019/04 - 現在 Nagoya University Graduate School of Engineering Mechanical Systems Engineering Professor
2018/04 - 2019/03 Nagoya University
2016/04 - 2018/03 大阪大学大学院工学研究科機械工学専攻准教授
2012/04 - 2016/03 名古屋大学大学院工学研究科計算理工学専攻准教授
2007/10 - 2012/03 名古屋大学大学院工学研究科計算理工学専攻講師

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Committee career (14)：

2023/05 - 現在 International Journal of Solids and Structures Editorial Advisory Board Member
2023/05 - 現在 JSME Fellow
2017/04 - 現在日本計算数理工学会論文集編集幹事
2016/04 - 現在日本計算数理工学会理事
2014/04 - 現在日本計算工学会代表会員

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Awards (8)：

2019/09 - 日本機械学会計算力学部門業績賞
2013/12 - 日本計算力学連合(JACM) JACM Award for Young Investigators in Computational Mechanics
2011/05 - 日本材料学会学術奨励賞
2011/04 - 日本機械学会奨励賞(研究)
2007/12 - 平成19年度日本機械学会材料力学部門優秀講演表彰

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Association Membership(s) (5)：

ASME , 日本計算数理工学会 , 日本計算工学会 , 日本材料学会 , 日本機械学会

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