業績2021

Original Papers

  1. Takafumi Hirata, Shuji Yamashita, Mirai Ishida, Toshihiro Suzuki (2021) Isotopic analysis of Os from Ir-Os bearing nanoparticles using high-time resolution-multiple collector-ICPMS system, Mass Spectrometry, 9, 1 – 8 (https://doi.org/10.5702/massspectrometry.A0085).<日本質量分析学会論文賞>
  2. Hideki Iwano, Takafumi Hirata, J. Hosoi, H. Sakai, Yuji Orihashi, Tohru Danhara (2020) Single-pulse laser ablation-inductively coupled plasma-mass spectroscopy U-Pb dating of thin zircon rims: An application to metamorphic rocks from Mount Everest, eastern Nepal, Chem. Geol., 559, 119903 (doi: https://doi.org/10.1016/j.chemgeo.2020.119903).
  3. Jun Hosoi, Atsushi Yamaji, Hideki Iwano, Tohru Danhara, Takafumi Hirata (2021) Age and associated stress field of middle Miocene back‐arc basalt magmatism in Northeast Japan, Island Arc, 30, e12379 (doi: DOI: 10.1111/iar.12379)
  4. Raiki Yamada, Hikaru Sawada, Shinnosuke Aoyama, Wataru Ouchi , Sota Niki, Mitsuhiro Nagata, Toshiro Takahashi, Takafumi Hirata (2021) Zircon U-Pb ages and whole-rock geochemistry from the Hida granites: implications for the geotectonic history and the origin of Mesozoic granites in the Hida belt, Japan, Journal of Mineralogical and Petrological Sciences, doi:10.2465/jmps.201125.
  5. Kota Yamamoto, Hisashi Asanuma, Hiroaki Takahashi and Takafumi Hirata (2021) In situ Isotopic Analysis of Uranium from transient signals obtained by laser ablation-ICP-MS technique : new correction technique for slow response of the Faraday Detectors Equipped with 1013 Ω amplifiers, RSC J. Anal. Atom. Spectrom., 36, 668-675. DOI: 10.1039/d0ja00498g.
  6. Takahashi, Yutaka; Mikoshiba, Masumi; Shimura, Toshiaki; Nagata, Mitsuhiro; Iwano, Hideki; Danhara, Tohru; Hirata, Takafumi (2021) U–Pb ages of zircons from metamorphic rocks in the upper sequence of the Hidaka Metamorphic Belt, Hokkaido, Japan: identification of two metamorphic events and implications for regional tectonics, Island Arc, 2021;30:e12393. (DOI: 10.1111/iar.12393).
  7. Naoto Kasahara, Sota Niki, Etsuo Uchida, Kosei Yarimizu, Rathborith Cheng, Takafumi Hirata (2021) Zircon U–Pb chronology on plutonic rocks from northeastern Cambodia, Heliyon, 7, e06752. https://doi.org/10.1016/j.heliyon.2021.e06752.
  8. Naoto Hirano, Shiki Machida, Takafumi Hirata, Hirochika Sumino, Takaomi Kawano, Yasuhiro Kato Teruaki Ishii (2021) A Paleogene magmatic overprint on Cretaceous seamounts of the western Pacific, Island Arc. (DOI: 10.1111/iar.12386)
  9. Futoshi Nanayama, Jun Tajika, Toru Yamasaki, Hiroshi Kurita, Hideki Iwano, Tohru Danhara, Takafumi Hirata (2021) The emplacement of in situ greenstones in the northern Hidaka belt: The tectonic relationship between subduction of the Izanagi–Pacific ridge and Hidaka magmatic activity, Island Arc. (https://doi.org/10.1111/iar.12403).
  10. Shuji YAMASHITA, Masaki NAKAZATO, Takafumi HIRATA (2021) Detection of small Au nanoparticles using an enhanced sensitivity ICP-MS technique, accepted in Analytical Sciences,
  11. KentaYoshida, Sota Niki, HikaruSawada, Ryosuke Oyanagi, Takafumi Hirata, Kenji Asakura, Takao Hirajima (2021) Discovery of the Early Jurassic high-temperature pre-Sanbagawa metamorphism recorded in titanite, Lithos, 398-399, 106349 (https://doi.org/10.1016/j.lithos.2021.106349).
  12. Miao P., Tan Z., Lee S., Ishikawa Y., Torii S., Yonemura M., Koda A., Komatsu K., Machida S., Sano-Furukawa A., Hattori T., Lin X., Li K., Mochiku T., Kikuchi R., Kawashima C., Takahashi H., Huang Q., Itoh S., Kadono R., Wang Y., Pan F., Yamauchi K. and Kamiyama T. (2021) Origin of magnetovolume effect in a cobaltite, Phys. Rev. B103, 094302. 10.1103/PhysRevB.103.094302
  13. Nakano S., Sano-Furukawa A., Hattori T., Machida S., Komatsu K., Fujihisa H., Yamawaki H., Gotoh Y. and Kikegawa T. (2021) Observation of Dihydrogen Bonds in High-Pressure Phases of Ammonia Borane by X-ray and Neutron Diffraction Measurements, Inorg. Chem.60, 3065-3073. 10.1021/acs.inorgchem.0c03345
  14. Yamane R., Komatsu K., Gouchi J., Uwatoko Y., Machida S., Hattori T., Ito H. and Kagi H. (2021) Experimental evidence for the existence of a second partially-ordered phase of ice VI, Nat. Commun.12, 1129. 10.1038/s41467-021-21351-9
  15. He X., Kagi H., Komatsu K., and Nakano S. (2021) Compressibility and blue-shifting O-H stretching bands of magnesium hydroxylfluoride Mg(OH)F up to 20 GPa. Journal of Solid State Chemistry303, 122449
  16. Iizuka-Oku R., Gotou H., Shito C., Fukuyama K., Mori Y., Hattori T., Sano-Furukawa A., Funakoshi K., and Kagi H. (2021) Behavior of light elements in iron-silicate-water-sulfur system during early Earth’s evolution. Scientific Reports11, 12632 
  17. Yamane R., Komatsu K., Gouchi J., Uwatoko Y., Machida S., Hattori T., Ito H., and Kagi H. (2021) Experimental evidence for the existence of a second partially-ordered phase of ice VI. Nature Communications12, 1129
  18. Sano-Furukawa A., Kakizawa S., Shito C., Hattori T., Machida S., Abe J., Funakoshi K., and Kagi H. (2021) High-pressure and high-temperature neutron-diffraction experiments using Kawai-type multi-anvil assemblies. High Pressure research, doi.org/10.1080/08957959.2020.1867723
  19. Cho Hwanbeom, Kim Choong H., Lee Y., Komatsu K., Cho B-G., Cho D-Y., Kim T., Kim C., Kim Y., Koo T.Y., Noda Y., Kagi H., Khomskii D., Seoung D., and Park J-G. (2021) Pressure-induced transition from Jeff = 1/2 to S = 1/2 states in CuAl2O4, Physical Review B103, L081101
  20. Okumura S., Ishibashi H., Itoh S., Suzumura A., Furukawa Y., Miwa T. and Kagi H. (2021) Decompression experiments for sulfur-bearing hydrous rhyolite magma: Redox evolution during magma decompression. American Mineralogist106, 216-225. doi: 10.2138/am-2020-7535
  21. Litasov K.D., Kagi H., Bekker T.B., Makino Y., Hirata T., and Brazhkin V.V. (2021) Why Tolbachik diamonds cannot be natural. American Mineralogist, 106, 44-53. doi: 10.2138/am-2020-7562

Reviews and Books

  1. 小松一生 (2021) 高圧中性子回折実験で迫る氷多形の未解決問題, 岩石鉱物科学50, 1-9. 10.2465/gkk.210108a
  2. 鍵裕之(2021) パルス中性子を用いた高圧下での中性子回折実験の地球化学への展開, ぶんせき(印刷中)
  3. 鍵裕之 (2021) 身近な鉱物 氷の科学 milsil[ミルシル]14, 28-32.

Press Releases

  1. 2021年2月19日 「低温高圧下で新しい氷の相(氷XIX)を発見」
  2. 2021年6月24日 「地球形成初期、鉄への水素の溶け込みは硫黄に阻害されていた」