Research field (2):
Space and planetary science
, Analytical chemistry
Research keywords (2):
地球化学
, Geochemistry
Research theme for competitive and other funds (12):
2021 - 2024 Elucidation of the mechanism of mercury isotopic fractionation in the environment
2021 - 2023 Determination of the scale of volcanic eruption during mass extinction using anomalous mercury isotope effects
2020 - 2023 Discrimination diagram for detrital zircons
2020 - 2023 Radiopathological analysis of Japanese macaques affected by the Fukushima Daiichi Nuclear Power Plant accident
2020 - 2022 現生刺胞動物で発見した盤割様胚の分析からエディアカラ紀胚化石の生物門を探る
2018 - 2021 Environmental radioactivity research on radio-iodine contamination by the Fukushima Daiichi Nuclear Power Plant accident
2015 - 2019 Global understanding variation of arc volcanism in southern Chile, accompanied with subducded plate boundary and their magma processes
2015 - 2018 Speciation of trace elements for the prediction of isotope fractionation
2015 - 2018 Effect of carbonate crystal structures on isotopic fractionation of metals during carbonate precipitation
2013 - 2016 Isotopic fractionation of alkaline earth metals in carbonate samples
2009 - 2010 重元素の同位体分別から読む地球表層環境の変遷
2005 - 2006 鉄・セリウム・ウランの同位体分別効果から読む地球表層環境の変遷
Show all
Papers (42):
Takashi Yuguchi, Takenori Kato, Yasuhiro Ogita, Minori Watanabe, Hayoto Yamazaki, Asuka Kato, Daichi Itoh, Tatsunori Yokoyama, Shuhei Sakata, Takeshi Ohno. Crystallization processes of quartz in a granitic magma: Implications for the magma chamber processes of Okueyama granite, Kyushu, Japan. Journal of Asian Earth Sciences. 2024. 265. 106091-106091
Satoshi SUZUKI, Takashi YUGUCHI, Keito ISHIGURO, Kyoka ENDO, Asuka KATO, Kosuke YOKOYAMA, Yasuhiro OGITA, Tatsunori YOKOYAMA, Shuhei SAKATA, Takeshi OHNO, et al. Petrography and geochronology of the Kuki granite, Kitakami Mountains, northeastern Japan: Shallow crustal intrusion and emplacement processes of granitic magma. Journal of Mineralogical and Petrological Sciences. 2024. 119. 1. n/a-n/a
Takashi Yuguchi, Daichi Itoh, Tatsunori Yokoyama, Shuhei Sakata, Satoshi Suzuki, Yasuhiro Ogita, Koshi Yagi, Takumi Imura, Satoko Motai, Takeshi Ohno. Outlining zircon growth in a granitic pluton using 3D cathodoluminescence patterns, U Pb age, titanium concentration, and Th/U: Implications for the magma chamber process of Okueyama granite, Kyushu, Japan. Lithos. 2023. 440-441. 107026-107026
Yusuke Sawaki, Hisashi Asanuma, Shuhei Sakata, Mariko Abe, Takeshi Ohno. Zircon trace-element compositions in Miocene granitoids in Japan: Discrimination diagrams for zircons in M-, I-, S-, and A -type granites. Island Arc. 2022. 31. 1
Ami Yoshida, Junko Shikimori, Takeshi Ohno, Yuta Ijichi, Yusuke Fukami, Masahiro Sakata, Takafumi Hirata. Historical changes of 236U/238U and 235U/238U isotopic ratios in Tokyo Bay from the 1960s to the 2000s. Journal of environmental radioactivity. 2022. 255. 107011-107011
Hiroyuki Matsuzaki, Yasuyuki Muramatsu, Takeshi Ohno, Wei Mao. Retrospective reconstruction of Iodine-131 distribution through the analysis of Iodine-129. EPJ Web of Conferences. 2017. 153