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Dive into the research topics where Shoichi Kiyokawa is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Coupled nitrogen and iron redox cycling in the Paleoarchean: Insights from nitrogen isotope signatures of the ca. 3.25 Ga Mapepe Formation, Barberton Greenstone Belt
Motomura, K., Sano, T. & Kiyokawa, S., Dec 1 2025, In: Earth and Planetary Science Letters. 671, 119659.Research output: Contribution to journal › Article › peer-review
Open Access -
Lateral redox variability in ca. 1.9 Ga marine environments indicated by organic carbon and nitrogen isotope compositions
Motomura, K., Bekker, A., Ikehara, M., Sano, T., Lin, Y. & Kiyokawa, S., Jul 1 2024, In: Geobiology. 22, 4, e12614.Research output: Contribution to journal › Article › peer-review
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Nitrogen isotope gradient on continental margins during the late Paleoproterozoic
Motomura, K., Bekker, A., Bleeker, W., Ikehara, M., Sano, T., Guilmette, C., Lin, Y. & Kiyokawa, S., Apr 15 2024, In: Geochimica et Cosmochimica Acta. 371, p. 144-161 18 p.Research output: Contribution to journal › Article › peer-review
6 Link opens in a new tab Citations (Scopus) -
The nitrate-limited freshwater environment of the late Paleoproterozoic Embury Lake Formation, Flin Flon belt, Canada
Motomura, K., Horie, K., Ikehara, M., Sano, T., Takehara, M. & Kiyokawa, S., Jan 20 2023, In: Chemical Geology. 616, 121234.Research output: Contribution to journal › Article › peer-review
9 Link opens in a new tab Citations (Scopus) -
Stratigraphic reconstruction of the lower–middle Miocene Goto Group, Nagasaki Prefecture, Japan
Kiyokawa, S., Yasunaga, M., Hasegawa, T., Yamamoto, A., Kaneko, D., Ikebata, Y., Hasebe, N., Tsutsumi, Y., Takehara, M. & Horie, K., Jan 1 2022, In: Island Arc. 31, 1, e12456.Research output: Contribution to journal › Article › peer-review
Open Access4 Link opens in a new tab Citations (Scopus)