Hirai Yuji

Affiliation and department：

Research field (1)： Polymer materials

Research theme for competitive and other funds (8)：

2021 - 2025 Approach to new material development based on underwater adhesive substance analysis of marine organisms
2020 - 2023 模倣材料作製による魚類吸盤の吸脱着機構解明
2018 - 2022 Application of biomimetics to plant protection in agroecosystems
2018 - 2022 The investigation of the barnacle settlement mechanism with precisely controlled material surfaces for developing eco-friendly anti-fouling materials
2014 - 2018 Fabrication of low frictional surfaces mimicking firebrat scale by self-organization process

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Papers (52)：

Kazuma Tsujioka, Akari Koda, Yuji Hirai, Masatsugu Shimomura, Yasutaka Matsuo. Friction Reduction Effect Caused by Microcontact and Load Dispersion on the Moth-Eye Structure. Advanced Engineering Materials. 2024
Y. Shimada, K. Tsujioka, Y. Matsuo, M. Shimomura, Y. Hirai. Influencing role of anisotropic metal microstructures on friction force. Molecular Crystals and Liquid Crystals. 2024. 768. 5. 158-167
Kazuma Tsujioka, Yasutaka Matsuo, Masatsugu Shimomura, Yuji Hirai. A New Concept for an Adhesive Material Inspired by Clingfish Sucker Nanofilaments. Langmuir. 2022. 38. 3. 1215-1222
Masanaru Nosaka, Kazuma Tsujioka, Yasutaka Matsuo, Takahiro Okamatsu, Toshihiko Arita, Masatsugu Shimomura, Yuji Hirai. Effect of the Microstructures on Vulcanized Rubber Frictions. LANGMUIR. 2021. 37. 21. 6459-6467
Shun Uemura, Yasutaka Matsuo, Takahiro Okamatsu, Toshihiko Arita, Masatsugu Shimomura, Yuji Hirai. Low-Friction, Superhydrophobic, and Shape-Memory Vulcanized Rubber Microspiked Structures. Advanced Engineering Materials. 2020. 22. 4. 1901226-1901226

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MISC (9)：

The 'NanoSuit' allows living/wet organisms to survive in the harsh environment of electron microscopy. 2018. 32. 1. 12-16
Water Harvest from Air Inspired by the Namib Desert Beetle. 2017. 68. 3. 127-131
下村政嗣, 平井悠司, 奥田直人, 町田龍一郎, 町田龍一郎, 野村周平, 大原昌宏, 長谷山美紀. 生物から学ぶトライボロジー生物表面の摩擦-自己組織化によるバイオミメティクス-. トライボロジスト. 2016. 61. 4. 215-221
Masatsugu Shimomura, Yuji Hirai, Naoto Okuda, Ryuichiro Machida, Syûhei Nomura, Masahiro Ôhara, Miki Haseyama. Biological surface friction - Biomimetic approach based on self-organization. Toraibarojisuto/Journal of Japanese Society of Tribologists. 2016. 61. 215-221
Hirai Yuji, Shimomura Masatsugu. J0320501 Preparations and Applications of Self-Organized Porous Polymer Films. Mechanical Engineering Congress, Japan. 2014. 2014. "J0320501-1"-"J0320501-4"

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