研究テーマ
マントルの強親鉄元素濃度から地球内部の物質進化に迫る
マグマオーシャンにおける金属相分離の時間スケールから地球誕生時の物質分化を探る
海洋域のカンラン岩捕獲岩から最上部マントルの対流様式を解明する
公表論文
Akizawa N., Ishimura T., Yoshikawa M., Kogiso T., Ishikawa A., and Mimura K. (2024) Stable carbon and oxygen isotope signatures of mantle-derived calcite in Aitutaki lherzolite xenolith: Implications for organic carbon cycle in the oceanic mantle. Marine Geology, 475, 107363, doi:10.1016/j.margeo.2024.107363 プレスリリース[東京大, 京都大]
Akizawa N., Ozawa K, Kogiso T., Ishikawa A., Miyake A., Igami Y., Wallis S.R., Nagaya T., Ohshima C., Fujita R., Kawamoto T., Tamura A., Morishita T., Arai S., and Yasumoto A. (2024) Evidence for suboceanic small-scale convection from a “garnet”-bearing lherzolite xenolith from Aitutaki Island, Cook Islands. Progress in Earth and Planetary Science, 11, 38, doi:10.1186/s40645-024-00643-w プレスリリース[東京大, 京都大]
石田昴汰朗・鈴木寿志・小木曽哲(2024)京都市岩倉川の三畳紀放散虫年代と微小球体.化石,115, 43-52.
Aoki K., Chiba K., Kogiso T., Murakami K., and Tsogtbaatar K. (2024) Yttrium mapping on fossil teeth by micro-XRF for apatite U-Pb dating. Naturalistae, 28, 7-13.
Azami K., Machida S., Hirano N., Nakamura K., Yasukawa K., Kogiso T., Nakanishi M., and Kato Y. (2023) Hydrothermal ferromanganese oxides around a petit-spot volcano on old and cold oceanic crust. Communications Earth & Environment, 4, 191, doi:10.1038/s43247-023-00832-3 プレスリリース[早稲田大, 京都大]
Suzuki K., Shimoda G., Ishikawa A., Kogiso T., and Akizawa N. (2023) Deciphering deep mantle processes from isotopic and highly siderophile element compositions of mantle-derived rocks: Prospects and limitations. In: Core-Mantle Co-Evolution: An Interdisciplinary Approach, (Eds.) Nakagawa T., Tsuchiya T., Satish-Kumar M., and Helfrich G., Geophysical Monograph 276, 75-101, American Geophysical Union, doi:10.1002/9781119526919.ch5
Tsuchiya Y., Aoki K., Kogiso T., Seo Y., Aoki S., and Nishido H. (2022) Pressure effect on cathodoluminescence emission intensity recorded in metamorphosed detrital zircons of the Sanbagawa schists. Island Arc, 31, e12444, doi:10.1111/iar.12444
Abe, H., Kawamura, N., Ishikawa, N., and Kogiso T. (2022) Changes in elements and magnetic properties of Sendai Bay sediments caused by the 2011 Tohoku-oki tsunami. Island Arc, 31, e12437, doi:10.1111/iar.12437
Machida S., Shimomura R., Nakamura K., Kogiso T., and Kato Y. (2021) Intermittent beginning to the formation of hydrogenous ferromanganese nodules in the vast field: Insights from multi-element chemostratigraphy using microfocus X-ray fluorescence. Minerals, 11, 1246, doi:10.3390/min11111246 プレスリリース[千葉工大, 京都大]
Akizawa N., Miyake A., Igami Y., Tsuchiyama A., Asanuma H., and Kogiso T., Wakaki S., Ishikawa T., Arai S., Eom J., Kawahata H., Aze T., Yokoyama Y. (2021) Crustal anorthosite formation by deep-seated hydrothermal circulation beneath fast-spreading axis: Constraints from chronological approach, Sr isotope, and fluid–chromite inclusion investigation. Island Arc, 30, e12423, doi:10.1111/iar.12423
Machida S., Nakamura K., Kogiso T., Shimomura R., Horinouchi K., Okino K., and Kato Y. (2021) Fine-scale chemostratigraphy of cross-sectioned hydrogenous ferromanganese nodules from the western North Pacific. Island Arc, 30, e12395, doi:10.1111/iar.12395
小木曽哲・秋澤紀克・三宅亮・上椙真之(2020)マイクロビームX線回折によるカンラン岩中の白金族元素含有微小相の鉱物学的同定の試み.SPring8/SACLA利用研究成果集,8, 278-281, doi:10.18957/rr.8.2.278
Akizawa N., Ishikawa A., and Kogiso T. (2020) A simple determination of whole-rock major- and trace-element composition for peridotite by micro-XRF spectrometer and ICP-MS using fused-glass bead. Geochemical Journal, 54, 81-90, doi:10.2343/geochemj.2.0587
Maruoka T., Nishio Y., Kogiso T., Suzuki K., Osawa T., Hatsukawa Y., and Terada Y. (2020) Enrichment of chalcophile elements in seawater accompanying the end-Cretaceous impact event. Geological Society of America Bulletin, 132, 2055-2066, doi:10.1130/B35403.1 プレスリリース[筑波大, 京都大]
Akizawa N., Kogiso T., Miyake A., Tsuchiyama A., Igami Y., and Uesugi M. (2020) Formation process of sub-micrometer-sized metasomatic platinum-group element-bearing sulfide in Tahitian harzburgite xenolith. The Canadian Mineralogist, 58, 99-114, doi:10.3749/canmin.1800082
Shimoda G. and Kogiso T. (2019) Effect of serpentinite dehydration in subducting slabs on isotopic diversity in recycled oceanic crust and its role in isotopic heterogeneity of the mantle. Geochemistry, Geophysics, Geosystems, 20, 5449-5472, doi:/10.1029/2019GC008336
Igami Y., Ohi S., Kogiso T., Furukawa N., and Miyake A. (2019) High-temperature structural change and microtexture formation of sillimanite and its phase relation with mullite. American Mineralogist, 104, 1051-1061, doi:10.2138/am-2019-6732
Kobayashi M., Sumino H., Burgess R., Nakai S., Iizuka T., Nagao J., Kagi H., Nakamura M., Takahashi E., Kogiso T., and Ballentine, C. J.(2019)Halogen heterogeneity in the lithosphere and evolution of mantle halogen abundances inferred from intraplate mantle xenoliths. Geochemistry, Geophysics, Geosystems, 20, 952-973, doi:10.1029/2018GC007903
小木曽哲・近藤望(2017)初期地球内部における物質分化:同位体地球化学と高圧融解実験からの制約.高圧力の科学と技術,27, 256-265.
Akizawa N., Miyake A., Ishikawa A., Tamura A., Terada Y., Uesugi K., Takeuchi A., Arai S., Tanaka C., Igami Y., Suzuki K., and Kogiso T. (2017) Metasomatic PGE mobilization by carbonatitic melt in the mantle: evidence from sub-µm-scale sulfide-carbonaceous glass inclusion in Tahitian harzburgite xenolith. Chemical Geology, 475, 87-104, doi:10.1016/j.chemgeo.2017.10.037
Katsura T., Baba K., Yoshino T., and Kogiso T. (2017) Electrical conductivity of the oceanic asthenosphere and its interpretation based on laboratory measurements. Tectonophysics, 717, 162-181, doi:10.1016/j.tecto.2017.07.001
Machida S., Kogiso T., and Hirano N. (2017) Petit-spot as definitive evidence for partial melting in the asthenosphere caused by CO2. Nature Communications, 8:14302, doi:10.1038/ncomms14302 プレスリリース[JAMSTEC, 京都大]
Kondo N., Yoshino T., Matsukage K.N., and Kogiso T. (2016) Major element composition of an Early Enriched Reservoir: Constraints from 142Nd/144Nd isotope systematics in the early Earth and high pressure melting experiments of a primitive peridotite. Progress in Earth and Planetary Science, 3, 25, doi:10.1186/s40645-016-0099-0
Sato M., Seita K., Miyagawa T., Mochizuki N., Kogiso T., and Tsunakawa H. (2015) Basic properties of transition remanent magnetizations of magnetite in relation to the ambient field using granite samples. Geophysical Journal International, 200, 25-34.
Miyoshi A., Kogiso T., Ishikawa N., and Mibe K. (2014) Role of silica for the progress of serpentinization reactions: Constraints from successive changes in mineralogical textures of serpentinites from Iwanaidake ultramafic body, Japan. American Mineralogist, 99, 1035-1044.
Kawamoto T., Mibe K., Bureau H., Reguer S., Mocuta C., Kubsky S., Thiaudière D., Ono S., and Kogiso T. (2014) Large ion lithophile elements delivered by saline fluids to the sub-arc mantle. Earth, Planets and Space, 66, 61.
Obata M., Ohi S., and Miyake A. (2014) Experimental synthesis of isochemical kelyphite – a preliminary report. Journal of Mineralogical and Petrological Sciences, 109, 91-96.
Hirauchi K., den Hartog S.A.M., and Spiers C.J. (2013) Weakening of the slab–mantle wedge interface induced by metasomatic growth of talc. Geology, 41, 75–78.
Hirauchi K. and Katayama I. (2013) Rheological contrast between serpentine species and implications for slab-mantle wedge decoupling. Tectonophysics, 608, 545-551.
Matsukage K.N., Nagayo Y., Whitaker M.L., Takahashi E., and Kawasaki T. (2013) Melting of the Martian mantle from 1.0-4.5 GPa. Journal of Mineralogical and Petrological Sciences, 108, 201-214.
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