J-GLOBAL ID:201801001592673937   Update date: Apr. 12, 2024

Kumagai Kazuhiro

クマガイ カズヒロ | Kumagai Kazuhiro
Affiliation and department:
Job title: 主任研究員
Research field  (1): Inorganic materials
Research keywords  (4): reference material ,  metrology ,  nanotechnology ,  SEM
Research theme for competitive and other funds  (5):
  • 2019 - 2021 Development of contrast-amplified observation method for low-voltage secondary electron images
  • 2013 - 2018 Rise and Transition of a City State in Anatolia in the 3rd and the 2nd Millennium B.C.
  • 2014 - 2016 Image formation mechanisms of low loss electron images in scanning electron microscopy
  • 2010 - 2015 Reconstruction of Cultural Chronology in Prehistoric Anatolia
  • 2012 - 2014 Study on surface potential contrast of secondary electron images in scanning electron microscopy
Papers (33):
  • Masato Tokoro, Yu Imamura, Kazuhiro Kumagai, Akiko Hokura. Uptake and accumulation mechanisms of hexachloroplatinate(IV) ions in the unicellular alga, Pseudococcomyxa simplex. Metallomics : integrated biometal science. 2024. 16. 2
  • Kenji Shu, Kyohei Yamada, Kaori Hashidate, Akira Ishida, Toshio Namba, Shoji Asai, Makoto Kuwata-Gonokami, Yohei Tajima, Eunmi Chae, Kosuke Yoshioka, et al. Development of a porous silica cavity for laser excitation of confined positronium. JJAP Conference Proceedings. 2023. 9. 011202-011202
  • Ichiko Misumi, Kazuhiro Kumagai, Ryosuke Kizu. Pitch calibration of standard nanoscale for uncertainty reduction of certified reference materials for SEM image sharpness evaluation and magnification calibration. Surface Topography: Metrology and Properties. 2022. 10. 4. 044010-044010
  • 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
  • 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. Nanomanufacturing and Metrology. 2021
MISC (55):
  • 小高滉平, 所雅人, 稲葉健介, 保倉明子, 熊谷和博. Chemical speciation of selenium and tellurium accumulated in unicellular algae. X線分析討論会講演要旨集. 2023. 59th (CD-ROM)
  • 石田明, 橋立佳央理, 難波俊雄, 浅井祥仁, 五神真, 田島陽平, 小林拓豊, 魚住亮介, 周健治, CHAE E., et al. Development of target materials for high-density positronium formation to realize Bose-Einstein condensation. 日本物理学会講演概要集(CD-ROM). 2021. 76. 2
  • 石田明, 橋立佳央理, 難波俊雄, 浅井祥仁, 五神真, 田島陽平, 小林拓豊, 魚住亮介, 周健治, CHAE E., et al. Cooling of positronium for realizing Bose-Einstein condensation. 日本物理学会講演概要集(CD-ROM). 2021. 76. 2
  • 周健治, 田島陽平, CHAE Eunmi, CHAE Eunmi, 吉岡孝高, 橋立佳央理, 石田明, 浅井祥仁, 五神真, 山田恭平, et al. Excitation of positronium in silica pores. 陽電子科学. 2021. 16
  • 田中佑樹, 臼澤華, 吉田美結, 熊谷和博, 小林慶太, 松山智至, 井上陽登, 松永章弘, 松永章弘, 志村まり, et al. Elucidation of formation mechanism and toxicological significance of biogenic mercury selenide nanoparticles in human hepatoma cell, HepG2. 衛生薬学・環境トキシコロジー講演要旨集. 2021. 2021
Patents (3):
Professional career (1):
  • 博士(工学) (筑波大学)
Awards (1):
  • 2019/04 - CCQM BEST POSTER AWARD (CCQM Workshop on Advances in Metrology in Chemistry and Biology) Combined method of scanning electron microscopy and gravimetry for number concentration measurement of nanoparticles in colloidal suspension
Association Membership(s) (2):
THE JAPANESE SOCIETY OF MICROSCOPY ,  The Japan Society of Vacuum and Surface Science
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