Okubo Kyohei

オオクボキョウヘイ | Okubo Kyohei

Affiliation and department：
Job title： Assistant Professor
Homepage URL (1)： https://www.researchgate.net/profile/Kyohei_Okubo
Research theme for competitive and other funds (7)：

2019 - 2023 Three Dimensional Tracking of DDS Nano Carrier by OTN-NIR Fluorescence
2019 - 2023 Development of artificial lung device for durability and biocompatibility improvement using local temperature control and non-fouling technologies
2022 - 2022 Distinction of fatty acids in liver using near-infrared hyperspectral imaging
2019 - 2022 Hybrid fabrication technology for nano-plasmonic devices
2018 - 2020 Fluorescent Polymer for Making Invisible Strain Visible

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Papers (53)：

Hiroyuki Kurahashi, Masakazu Umezawa, Kyohei Okubo, Kohei Soga. Pixel Screening in Lifetime-Based Temperature Mapping Using β-NaYF₄:Nd³⁺,Yb³⁺ by Time-Gated Near-Infrared Fluorescence Imaging on Deep Tissue in Live Mice. ACS Applied Bio Materials. 2024
Masakazu Umezawa, Hikaru Haraguchi, Gaku Sugawara, Konosuke Sato, Hiroyuki Kurahashi, Teiji Oda, Kyohei Okubo, Kohei Soga. Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y2O3: Nd3+, Yb3+, Er3+ nanothermometer. Analytical Sciences. 2024
Ryodai Fukushima, Toshihiro Takamatsu, Konosuke Sato, Kyohei Okubo, Masakazu Umezawa, Nobuhiro Takeshita, Hiro Hasegawa, Hideo Yokota, Kohei Soga, Hiroshi Takemura. Non-invasive imaging of exposed nerves in vivo with near-infrared hyperspectral laparoscopic devices. Medical Imaging 2024: Image-Guided Procedures, Robotic Interventions, and Modeling. 2024. 12928. 129281X
Ryodai Fukushima, Toshihiro Takamatsu, Kounosuke Sato, Abian Hernandez-Guedes, Gustavo M. Callico, Kyohei Okubo, Masakazu Umezawa, Hideo Yokota, Kouhei Soga, Hiroshi Takemura. Detection of Exposed Nerves in Two Individuals In Vivo and Unexposed Nerves Ex Vivo with Near-Infrared Hyperspectral Laparoscope. 2024 IEEE/SICE International Symposium on System Integration (SII). 2024. 19-24
Akino Mori, Masakazu Umezawa, Kyohei Okubo, Tomonori Kamiya, Masao Kamimura, Naoko Ohtani, Kohei Soga. Visualization of hydrocarbon chain length and degree of saturation of fatty acids in mouse livers by combining near-infrared hyperspectral imaging and machine learning. Scientific Reports. 2023. 13. 20555

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MISC (8)：

森彬乃, 大久保喬平, 神谷知憲, 梅澤雅和, 上村真生, 大谷直子, 曽我公平. Visualization of Saturation Distribution of Fatty Acid in Mouse Livers via Near-Infrared Hyperspectral Imaging with Support Vector Regression. バイオイメージング. 2022. 31. 2
大久保喬平、曽我公平. 「曲がる」「吸われる」が支配する生体の透明性. 光学. 2021. 50. 4
Detection of specifically adsorbed molecules by a chemical sensor based on an optical directional coupler. 2016. 33. 1-4
Silicon nitride directional coupler interferometer for highly sensitive biosensing. 2016. 2016. 19. 5-9
DETECTION OF SURFACE ADSORBED MATERIALS USING AN OPTICAL DIRECTIONAL COUPLER. Proceedings of the Chemical Sensor Symposium. 2015. 58. 112-114

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Patents (1)：

イメージングプローブ、造影剤、生体内の蛍光を検出する方法、およびイメージングプローブの製造方法

Books (1)：

Transparency in Biology: Making the Invisible Visible
Springer Singapore 2021 ISBN:9789811596261

Lectures and oral presentations (40)：

A machine learning based analysis method of ac magnetization spectra for estimating cluster distribution of magnetic nanoparticles
(IEEE International Magnetics Conference (INTERMAG 2023) 2023)
Magnetization dynamics of interacting iron oxide nanoparticles in ionic solutions
(IEEE International Magnetics Conference (INTERMAG 2023) 2023)
Strategy for Designing Near Infrared Fluorescent Nanostructure with Organic and Inorganic Hybrid System
(5th International Conference on Chromogenic and Emissive Materials 2022 (I3CEM2022) 2022)
Chemical Polarity for Designing Near Infrared Fluorescent Organic/Inorganic Hybrid Nanoprobes
(5th International Conference on Chromogenic and Emissive Materials 2022 (I3CEM2022) 2022)
Rare-Earth Doped Ceramics for Near Infrared Bio and Medical Photonics
(14th Pacific Rim Conference on Ceramic and Glass Technology (PACRIM 14) 2021)

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Education (3)：

2014 - 2017 University of Tsukuba Graduate School of Pure and Applied Sciences Doctoral Program in Nanoscience and Nanotechnology
2012 - 2014 University of Tsukuba Graduate School of Pure and Applied Sciences Materials Science
2007 - 2012 University of Tsukuba Faculty of Science and Engineering College of Engineering Science

Professional career (1)：

Ph.D. in Engineering (University of Tsukuba)

Work history (9)：

2023/04 - 現在 Tokyo Institute of Technology School of Materials and Chemical Technology Assistant Professor
2021/04 - 2023/03 Tokyo University of Science Faculty of Advanced Engineering Department of Materials Science and Technology Assistant Professor
2017/04 - 2023/03 Innovation Center of NanoMedicine (iCONM) Ichiki Laboratory Guest Researcher
2018/04 - 2021/03 Tokyo University of Science Department of Materials Science and Technology, Faculty of Industrial Engineering Assistant Professor
2017/04 - 2018 The University of Tokyo Dept. Materials Engineering, School of Engineering JSPS Postdoctoral Research Fellow

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