FUJIMURA Nao

フジムラナオ | FUJIMURA Nao

Affiliation and department：

Research field (1)： Machine materials and mechanics

Research theme for competitive and other funds (6)：

2022 - 2025 表面改質技術Scanning Cyclic Pressによる金属の改質機構の解明
2021 - 2025 超高サイクル疲労における内部起点型破壊評価手法の確立
2019 - 2022 表面改質技術Scanning Cyclic Pressによる金属の疲労特性改善
2018 - 2022 Elucidation of the mechanism of very high cycle fatigue and the development of its evaluation method based on synchrotron radiation micro/nano- CT
2017 - 2019 繰返し負荷を受けた金属材料における表面性状の変化機構と疲労損傷評価

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Papers (22)：

Takashi Nakamura, Fumiyoshi Yoshinaka, Gaoge Xue, Nao Fujimura, Kosuke Takahashi. Nondestructive Observation of Small Internal Cracks in Gigacycle Fatigue of Titanium Alloys. Materia Japan. 2024. 63. 11. 770-775
Kosuke Takahashi, Zhantong Sun, Takuma Kikuzawa, Kounosuke Shimamura, Sourabh Jagrat, Nao Fujimura, Takashi Nakamura. Toughened single-lap joints by composite bondline of adhesive and double-sided tape. Advanced Composite Materials. 2023. 1-17
Takashi Nakamura, Gaoge Xue, Yuma Kon, Nao Fujimura, Takuya Yamazaki, Nobuyuki Tonozaki, Akihisa Takeuchi, Masayuki Uesugi, Kentaro Uesugi. Experimental Approach for Clarifying Initiation and Growth Behaviors of Internal Fatigue Cracks Using Synchrotron Radiation Multiscale X-ray Computed Tomography. Materials Performance and Characterization. 2023. 12. 2. 107-128
Yuta Funaki, Nao Fujimura, Takashi Nakamura, Kosuke Takahashi, Tatsuki Wajima. Room-Temperature-Nitriding of Pure Titanium Using Scanning Cyclic Press in a Nitrogen Environment. Journal of the Japan Institute of Metals and Materials. 2023. 87. 11. 305-308
Gaoge Xue, Takashi Nakamura, Nao Fujimura, Kosuke Takahashi, Hiroyuki Oguma, Akihisa Takeuchi, Masayuki Uesugi, Kentaro Uesugi. Full-life growth behavior of a naturally initiated internal fatigue crack in beta titanium alloy via in situ synchrotron radiation multiscale tomography. International Journal of Fatigue. 2023. 170. 107571-107571

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MISC (16)：

XUE Gaoge, FUJIMURA Nao, NAKAMURA Takashi, OGUMA Hiroyuki, TAKAHASHI Kosuke. Initiation and propagation process of the internal fatigue crack in Ti-22V-4Al alloy based on fractographic analysis. The Proceedings of the Materials and Mechanics Conference. 2019. 2019. 0. OS0908
NAKAMURA Takashi, TOMODA Yuta, FUJIMURA Nao, YOSHINAKA Fumiyoshi, OGUMA Hiroyuki, TAKEUCHI Akihisa, UESUGI Masayuki, UESGI Kentaro. Initiation process of internal fatigue cracks in Ti-6Al-4V via synchrotron radiation nano CT. The Proceedings of the Materials and Mechanics Conference. 2019. 2019. 0. OS0909
FUJIMURA Nao, NAKAMURA Takashi, SHINKO Tomoki. OS0913-454 Distribution Characteristics of Surface Roughness on Low Cycle Fatigued Austenitic Stainless Steel. 2015. 2015. "OS0913-454-1"-"OS0913-454-3"
NAKATA Yasutaka, NISHIDZUKA Yuto, SHINKO Tomoki, FUJIMURA Nao, NAKAMURA Takashi. G0301502 Evaluation of Surface Topography of SUS316NGin Low Cycle Fatigue under Two-Step Loading. Mechanical Engineering Congress, Japan. 2015. 2015. "G0301502-1"-"G0301502-5"
NAKATA Yasutaka, SHINKO Tomoki, FUJIMURA Nao, NAKAMURA Takashi. 142 Evaluation of Surface Topography of SUS316NG in Low Cycle Fatigue Process. 2014. 2014. 53. 27-28

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Lectures and oral presentations (57)：

Size Effect on Internal Fatigue Fractures of Ti-22V-4Al
(2021)
The Formation Process of Multiple Facets in Internal Fatigue Fractures of (α+β) Ti-6Al-4V
(2021)
Analysis of fatigue life distribution of Ti-6Al-4V based on the initiation and propagation behaviors of small internal cracks
(Eighth International Conference on Very High Cycle Fatigue (VHCF8) 2021)
Classification of internal fatigue crack growth stages of (α+β) Ti-6Al-4V by fractographic analysis focusing on multiple facet formation
(Eighth International Conference on Very High Cycle Fatigue (VHCF8) 2021)
Improvement of the fatigue property of magnesium alloy AZ31 through a new surface modification technique: scanning cyclic press
(Eighth International Conference on Very High Cycle Fatigue (VHCF8) 2021)

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Professional career (1)：

Work history (1)：

Committee career (7)：

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Awards (4)：

2020/06 - 日本材料学会令和元年度学術奨励賞
2017/03 - 日本材料学会疲労部門委員会第33回疲労シンポジウム・第1回生体・医療材料シンポジウム優秀研究発表賞
2013/07 - 21st Rudy Scavuzzo Student Paper Symposium Competition at the 2013 ASME Pressure Vessels Piping Conference Honorable Mention (Ph. D. Category)
2011/07 - Student Paper Competition 2011 ASME Pressure Vessels and Piping Conference The First Runner-Up Student Paper, Student Paper Competition

Association Membership(s) (2)：

THE SOCIETY OF MATERIALS SCIENCE, JAPAN , THE JAPAN SOCIETY OF MECHANICAL ENGINEERS

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