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Title |
Professor |
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Researcher Number(JSPS Kakenhi) |
70549047 |
Current Affiliation Organization 【 display / non-display 】
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Duty University of the Ryukyus Faculty of Engineering School of Engineering_Mechanical Engineering Program Professor
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Concurrently University of the Ryukyus Graduate School of Engineering and Science Solid Mechanics and Materials Engineering Professor
Academic degree 【 display / non-display 】
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Aoyama Gakuin University - Doctor of Engineering
External Career 【 display / non-display 】
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2006.04-2008.10
Mechanical Design
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2008.11-2017.03
University of the Ryukyus, Faculty of Engineering, Mechanical Systems Engineering, Engineering materials, Design and processing,
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2017.04-2019.03
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2019.04-2024.03
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2024.04
Research Interests 【 display / non-display 】
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Computational mechanics,Experimental mechanics
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実験力学
Published Papers 【 display / non-display 】
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Thermal–viscoelastic analysis of polymethyl methacrylate using a fractional differential viscoelastic model
K. Ikeda, K. Kuga, and M. Fujikawa
Mod. Phys. Lett. B 38 ( 05 ) 2330004 2024.02 [ Peer Review Accepted ]
Type of publication: Research paper (scientific journal)
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Hyperelastic Material Modeling Using First- and Second-Order Differential Operations with Complex Step Derivative Approximation
Takumi Inoue and Masaki Fujikawa
INTERNATIONAL JOURNAL OF COMPUTATIONAL METHODS 2024 [ Peer Review Accepted ]
Type of publication: Research paper (scientific journal)
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Hyper-dual number-based numerical differentiation of eigensystems
M. Fujikawa, M. Tanaka, N. Mitsume, Y. Imoto
Computer Methods in Applied Mechanics and Engineering 2022 [ Peer Review Accepted ]
Type of publication: Research paper (scientific journal)
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Performance Evaluation of Hyperelastic Models for Carbon-black-filled SBR Vulcanizates
M. Fujikawa, N. Maeda, J. Yamabe and M. Koishi
Rubber Chemistry and Technology 93 ( 1 ) 142 - 156 2020 [ Peer Review Accepted ]
Type of publication: Research paper (scientific journal)
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Fundamental theorem of matrix representations of hyper-dual numbers for computing higher-order derivatives
Y. Imoto, N. Yamanaka, T. Uramoto, M. Tanaka, M. Fujikawa and N. Mitsume
JSIAM Letters 12 29 - 32 2020 [ Peer Review Accepted ]
Type of publication: Research paper (scientific journal)
Presentations 【 display / non-display 】
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粘弾性モデルによる工業用ゴムの応力緩和履歴の予測
藤川正毅，新垣達郎，比嘉勇斗，山辺純一郎，前田成人，小石正隆
日本機械学会第32回計算力学講演会 2019.09 - 2019.09
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4面体要素から自動生成される6面体要素を用いた偏差／体積分離型の平滑化有限要素法の開発と接触問題への応用
宮窪大翔，藤川正毅，大城啓維
日本機械学会 第31回計算力学講演会 2018 - 2018
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非線形粘弾性構成則を用いたタイヤの転動シミュレーション
前田成人，藤川正毅，山辺純一郎，小石正隆
日本機械学会 第31回計算力学講演会 2018 - 2018
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工業用ゴム材料の応力緩和挙動モデル化とその性能評価
藤川正毅，眞鍋裕人，玉城裕，山辺純一郎，前田成人，小石正隆
日本機械学会 第31回計算力学講演会 2018 - 2018
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幾何学非線形問題における4面体ベースの有限要素解析
大城啓維，藤川正毅
2017年度琉大工学部・沖縄高専学生研究発表交流会 2017 - 2017
Grant-in-Aid for Scientific Research 【 display / non-display 】
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Grant-in-Aid for Scientific Research(C)
Project Year: 2020.04 - 2023.03