KOBAYASHI Keita

コバヤシケイタ | KOBAYASHI Keita

Affiliation and department：
Job title： Senior Researcher
Other affiliations (1)：

National Institute of Advanced Industrial Science and Technology Industrial Cyber-Physical System Research Center Senior Researcher

Research field (4)： Nanobioscience , Nanomaterials , Nanostructure physics , Nanostructure chemistry

Research keywords (11)： Ice , Fullerene , Carbon nanohorns , Carbon nanotubes , Atomic layer materials , Nanometrology , Energy dispersive X-ray spectrometry , Electron energy loss spectroscopy , Scanning Transmission Electron Microscopy , Transmission electron microscopy , Nano materials

Research theme for competitive and other funds (4)：

2023 - 2024 Development of multi scale Imaging coupling method for transmission electron microscopy to realize ultra-wide field of view high precision measurement
2020 - 2023 SI traceble length measurement of lattice distances by a transmission electron microscope through the intermediary of the metrological atomis force micrscope
2016 - 2018 Developing three-dimensional measurement method for nano- and atomistic structures using focal series of aberration-corrected transmission electron microscopy images
2013 - 2015 The elucidation of the stability and novel physical properties of amino acid and related substances in the extreme environment by an electron microscopy

Papers (41)：

Keita Kobayashi, Ryosuke Kizu. Experimental evaluation of usable specimen thickness of Si for lattice imaging by transmission electron microscopy at 300 kV. Ultramicroscopy. 2024. 256. 113876
Shohei Takada, Yu-ki Tanaka, Kazuhiro Kumagai, Keita Kobayashi, Akiko Hokura, Yasumitsu Ogra. Formation of biogenic tellurium nanorods in unicellular green alga Chlamydomonas reinhardtii. Metallomics. 2022. 14. 11. mfac089
Keita Kobayashi, Ichiko Misumi, Kazuhiro Yamamoto. Effect of specimen processing for transmission electron microscopy on lattice spacing variation in Si specimens. Ultramicroscopy. 2022. 238. 113537
Yu-ki Tanaka, Hana Usuzawa, Miyu Yoshida, Kazuhiro Kumagai, Keita Kobayashi, Satoshi Matsuyama, Takato Inoue, Akihiro Matsunaga, Mari Shimura, Jorge Ruiz Encinar, et al. Formation mechanism and toxicological significance of biogenic mercury selenide nanoparticles in human hepatoma HepG2 cells. Chem. Res. Toxicol. 2021. 34. 12. 2471-2484
Keita Kobayashi, Ichiko Misumi, Kazuhiro Yamamoto. Experimental evaluation of uncertainty in sub-nanometer metrology using transmission electron microscopy due to magnification variation. Meas. Sci. Technol. 2021. 32. 9. 095011

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MISC (11)：

Ichiko Misumi, Ryosuke Kizu, Hiroshi Itoh, Kazuhiro Kumagai, Keita Kobayashi, Tomoo Sigehuzi. Research Activities of Nanodimensional Standards Using Atomic Force Microscopes, Transmission Electron Microscope, and Scanning Electron Microscope at the National Metrology Institute of Japan. Nanomanuf. Metrol. 2022. 5. 2. 83-90
Keita Kobayashi. Trend of developing measurement technology using transmission electron microscope. J. Soc. Instrum. Control Eng. 2021. 60. 8. 608-616
Keita Kobayashi. Survey research on dimensional measurement of nano materials by transmission electron microscopy. AIST Bull. Metrol. 2021. 10. 3. 501-529
Keita Kobayashi, Hidehiro Yasuda. Charge Density Wave Phase Transition in TaSe₂ Low-Dimensional Material. Kenbikyo. 2018. 53. 2. 75-79
Keita Kobayashi, Hidehiro Yasuda. Proton disorder-order phase transition of ice induced by electron beam irradiation. Mater. Jpn. 2016. 55. 12. 591-591

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Patents (1)：

Manufacture of carbon nanotube assembly for e.g. transparent electroconductive film, involves mixing single-walled carbon nanotubes and double-walled carbon nanotubes in presence of liquid hydrocarbon and methane

Education (3)：

2006 - 2009 Nagoya University Graduate School of Science Division of Material Science
2004 - 2006 Mie University Graduate School of Engineering Department of Chemical for Materials
1999 - 2004 Mie University Faculty of Engineering Department of Chemical for Materials

Professional career (3)：

Ph. D (Nagoya University)
M. Eng. (Mie University)
B. Eng. (Mie University)

Work history (7)：

2023/05 - 現在 National Institute of Advanced Industrial Science and Technology Industrial Cyber-Physical System Research Center Senior Researcher
2019/04 - 現在 National Institute of Advanced Industrial Science and Technology National metrology institute of Japan Senior Researcher
2022/07 - 2022/10 National Institute of Advanced Industrial Science and Technology International Affairs Office, Planning Headquarters Planning Officer
2021/11 - 2022/06 National Institute of Advanced Industrial Science and Technology Global Collaboration Office, Collaboration Coordination Division, Research and Innovation Promotion Headquarters Planning Officer
2012/02 - 2019/03 Osaka University Research Center for Ultra-High Voltage Electron Microscopy Assistant professor

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Awards (4)：

2020/01 - National Metrology Institute of Japan, National Institute of Advanced Industrial Science and Technology Contribution Award for Research and Business
2015/07 - Osaka University Presidential Awards for Encouragement
2014/09 - The Japan Institute of Metals and Materials The Japan Institute of Metals and Materials Young Researcher Award (Materials Physics)
2008/02 - Teijin Co., LTD. Teijin award

Association Membership(s) (6)：

Society of Nano Science and Technology , THE JAPAN INSTITUTE OF METALS , American Chemical Society , The Japanese Society of Microscopy , The Japan Society of Applied Physics , The Fullerenes, Nanotubes and Graphene Research Society

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