2015 - 2018 Characteristic evaluation of hydrodynamic bearing and in-situ observation of cavitation under ultra-high vacuum
2015 - 2018 複数添加剤を併用した低摩擦潤滑機構とその評価法に関する研究
2014 - 2016 蛍光スペクトルを利用した弾性流体潤滑膜の観察方法の開発
2013 - 2014 多様な雰囲気下でのジャーナル軸受の油膜破断現象
2010 - 2012 転がり疲れに及ぼす材料中水素の影響
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Papers (40):
Takefumi Otsu. Molybdenum Disulfide (MoS2) Film Formation and Friction Properties of Molybdenum Phosphate Additive in Combined Condition with Zinc Dialkyldithiophosphate (ZnDTP). Tribology Transactions. 2024
Shoho Ando, Koki Koyanagi, Ryuta Ichiki, Takefumi Otsu, Takashi Furuki, Seiji Kanazawa. Tribological properties of steel surface nitrided by atmospheric-pressure thermal plasma jet. IEEJ Transactions on Fundamentals and Materials. 2024. 144. 5. 159-164
Takefumi Otsu. Measurements of viscosity profile in elastohydrodynamic lubrication film using fluorescence method under various contact pressure conditions. Transactions of the JSME. 2022. 8. 914. 1-10
Ryota Takase, Yuta Tsubouchi, Takefumi Otsu, Takashi Kataoka, Tatsuya Iwasaki, Masashi Kataoka, Hiroshi Tsumura. The effects of romosozumab combined with active vitamin D3 on fracture healing in ovariectomized rats. Journal of Orthopaedic Surgery and Research. 2022. 17
Takefumi Otsu. Recent Trends in Rheological Measuring Techniques of Elastohydrodynamic Lubrication Film Using Fluorescence Method. Journal of Japanese Society of Tribologists. 2021. 66. 2. 116-123
Takefumi Otsu. Tribological properties of lubricant additives. Journal of JFRI (The Japan Research Institute for Screw Threads and Fasteners). 2020. 51. 5. 113-122
Viscosity measurement under high pressure condition by fluorescence spectrum analysis
(International Tribology Conference Sendai 2019 (ITC Sendai 2019) 2019)
Society of Tribologists and Lubrication Engineers
, JAPAN SOCIETY FOR GRAPHIC SCIENCE
, JAPAN SOCIETY FOR DESIGN ENGINEERING
, THE JAPAN SOCIETY OF MECHANICAL ENGINEERS
, JAPANESE SOCIETY OF TRIBOLOGISTS