Research field (2)：
Design engineering
, Machine elements and tribology
Research theme for competitive and other funds (6)：
2024 - Development of High Vacuum-Compatible Ionic Liquid Circulation Pump for Linear Slide System
2022 - 2023 Tribological evaluation of Ionic Liquid with Polymer Particle Dispersing by Photopolymerization
2018 - 2021 Observation of atmospheric pressure fluctuations for establishing direct measurements of air-sea CO2 flux
2018 - 2021 飛越座屈現象を利用した超高速ターボ機械用弾性支持軸受の開発
2014 - 2016 小型・超高速回転スピンドル用弾性支持軸受の開発
2011 - 2013 Development ofsmall-sized high speed aerodynamic bearings for micro turbo-machines
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Papers (19)：
Takao Okabe, Kei Somaya. Development of a Hydrostatic Bearing in High Vacuum Using an Ionic Liquid for a Semiconductor Fabrication Device. Advanced in Science and Technology. 2024. 139. 33-40
Kei Somaya, Takao Okabe. Numerical Investigation of Bearing Characteristics of a Hydrostatic Thrust Bearing with a Flow-Control Restrictor Using a Bending Beam. Advanced in Science and Technology. 2024. 139. 41-49
Yuma Kobayashi, Kei Somaya, Junji Miyamoto, Takao Okabe. Direct synthesis of Fluoropolymer particles in Ionic Liquids via the Photopolymerization of Solid Lubricants. Tribology International. 2023. 108731-108731
Takao Okabe, Kei Somaya. Development of ionic liquid circulation system in high-vacuum chamber for semiconductor device fabrication. Vacuum. 2023. 207. 111562-111562
Takashi Inoue, Masahiro Hagino, Kazushige Tokuno, Ryo Tsuboi, Kei Somaya. Machining Temperature and Accuracy of Magnesium Alloy AZ31 with Deep-Hole Small Drilling. International Journal of Automation Technology. 2021. 15. 4. 448-456
SOMAYA Kei. Prologue to the Special Issue on “Technical Trends in Water Lubricated Bearings”. JOURNAL OF JAPANESE SOCIETY OF TRIBOLOGISTS. 2022. 67. 9. 608-608
SOMAYA Kei. 10. Rotor-dynamics and Bearing(ASME Turbo Expo 2015: Turbine Technical Conference and Exposition,Communicated Articles). Journal of the Gas Turbine Society of Japan. 2015. 43. 5. 373-373
Investigation on a Corrosion of Mechanical Materials by Ionic Liquids under High-vacuum Condition
(9th International Tribology Conference (ITC 2023) 2023)
Effect of Impurity on Tribological Properties of Ionic Liquid Dispersed Polymer Particles
(9th International Tribology Conference (ITC 2023) 2023)
Investigation of the effects of wind speed and direction on atmospheric pressure probe observations
(Japan Geoscience Union Meeting 2023 2023)
Numerical Investigation of Hydrostatic bearings with Flow-Control Restrictor Using a Bending Beam
(2023)
2018/04 - 現在 Daido University Faculty of Engineering, Department of Mechanical Engineering Associate Professor
2015/04 - 2018/03 Japan Coast Guard Academy Faculty of Maritime Science and Technology Assistant professor
2010/04 - 2015/03 Tokyo University of Science Faculty of Engineering, Department of Mechanical Engineering Research Associate
Committee career (7)：
2021/04 - 現在 日本機械学会 機素潤滑設計部門 運営委員
2020/04 - 現在 精密工学会 東海支部 商議員
2019/10 - 現在 機械学会 東海学生会顧問
2019/04 - 現在 日本設計工学会 東海支部 商議員
2020/04 - 2023/03 日本トライボロジー学会 編集委員
2013/07 - 2015/11 日本トライボロジー学会 International Tribology Conference 実行委員会
2010/07 - 2013/06 日本トライボロジー学会 トライボロジー会議春 実行委員会
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Awards (2)：
2011/11 - 日本機械学会 生産加工・工作機械部門 優秀講演論文表彰 “Ultra High Speed Micro-milling Spindle Directly Supporting Endmill Shank by Aerostatic Bearings”
2011/05 - Japan Society for Design Engineering Encouragement Award Dynamic Characteristics of Aerodynamic Foil Thrust Bearing Supported by Visco-elastic Material
Association Membership(s) (5)：
THE JAPAN INSTITUTE OF MARINE ENGINEERING
, THE JAPAN SOCIETY FOR PRECISION ENGINEERING
, JAPAN SOCIETY FOR DESIGN ENGINEERING
, JAPANESE SOCIETY OF TRIBOLOGISTS
, THE JAPAN SOCIETY OF MECHANICAL ENGINEERS
