研究業績

2023年

学術論文

• "X-ray computed tomography of deep-sea clay as tools to detect rare earth elements and yttrium enrichment"
  Usui, Y., Yasukawa, K., Iijima, K., Machiyama, H., Ichiyama, Y, Tanaka, E. and Fujinaga, K.
  Island Arc 32, e12503 (2023).

  • DOI: 10.1111/iar.12503
• "Rhenium-osmium isotope evidence for the onset of volcanism in the central Panthalassa Ocean during the Norian "chaotic carbon episode""
  Sato, H., Nozaki, T., Onoue, T., Ishikawa, A., Soda, K., Yasukawa, K., Kimura, J.-I., Chang, Q., Kato, Y. and Rigo, M.
  Global and Planetary Change 229, 104239 (2023).

  • DOI: 10.1016/j.gloplacha.2023.104239
• "The Age and Origin of the Ruwai Polymetallic Skarn Deposit, Indonesia: Evidence of Cretaceous Mineralization in the Central Borneo Metallogenic Belt"
  Dana, C.D.P., Agangi, A., Idrus, A., Chelle-Michou, C., Lai, C.-K., Ishida, M., Guillong, M., González-Álvarez, I., Takahashi, R., Yano, M., Mimura, K., Ohta, J., Kato, Y., Simbolon, D.R. and Xia, X.-P.
  Economic Geology 118, 1341-1370 (2023).

  • DOI: 10.5382/econgeo.5009
• "A practical approach for discriminating tectonic settings of basaltic rocks using machine learning"
  Nakamura, K.
  Applied Computing and Geosciences 19, 100132 (2023).

  • DOI: 10.1016/j.acags.2023.100132
• "Formation of hydrothermal ferromanganese oxides from the Daigo-Kume Knoll in the middle Okinawa Trough, Japan"
  Azami, K., Koyama, K., Machida, S., Okino, K., Yasukawa, K., Kato, Y. and Uchida, E.
  Marine Geology 463, 107117 (2023).

  • DOI: 10.1016/j.margeo.2023.107117
• "Ba stable isotope excursions induced by multiple hyperthermal events: A potential new index for transient global warming"
  Miyazaki, T., Yasukawa, K., Tanaka, E., Vaglarov, B.S. and Yoshida, K.
  Geochemical Journal 57, e1-e8 (2023).

  • DOI: 10.2343/geochemj.GJ23011
• "Geochemistry of Neogene Nansatsu volcanic rocks in South Kyushu, Japan"
  Ishida, M., Murakami, S., Machida, S., Fujinaga, K., Yasukawa, K., Ishikawa, T., Nagaishi, K., Tajiri, R., Nakamura, K. and Kato, Y.
  International Geology Review 66, 1453-1463 (2023).

  • DOI: 10.1080/00206814.2023.2242905
• "High-Dimensional Chemostratigraphy of Pelagic Clay in the Western North Pacific Ocean Revealed via an Unsupervised Clustering Approach"
  Yasukawa, K., Tanaka, E., Miyazaki, T., Vaglarov, B.S., Chang, Q., Nakamura, K., Ohta, J., Fujinaga, K., Iwamori, H. and Kato, Y.
  Paleoceanography and Paleoclimatology 38, e2023PA004644 (2023).

  • DOI: 10.1029/2023PA004644
• "An intraoceanic juvenile arc of shoshonite and adakitic andesite in the Nemuro Belt, the Lesser Kuril Arc, across the K/Pg boundary"
  Yutani, T., Hirano, N., Tanaka, H., Sumino, H., Machida, S., Sekimoto, S., Yoneda, S. and Kato, Y.
  Cretaceous Research 147, 105510 (2023).

  • DOI: 10.1016/j.cretres.2023.105510
• "Hydrothermal ferromanganese oxides around a petit-spot volcano on old and cold oceanic crust"
  Azami, K., Machida, S., Hirano, N., Nakamura, K., Yasukawa, K., Kogiso, T., Nakanishi, M. and Kato, Y.
  Communications Earth & Environment 4, 191 (2023).

  • DOI: 10.1038/s43247-023-00832-3
• "Mn‑carbonate deposition in a seafloor hydrothermal system (CLAM field, Iheya Ridge, Okinawa Trough): Insights from mineralogy, geochemistry and isotope studies"
  Dekov, V.M., Yasuda, K., Kamenov, G., Yasukawa, K., Guéguen, B., Kano, A., Yoshimura, T., Yamanaka, T., Bindi, L., Okumura, T., Asael, D., Araoka, D. and Kato, Y.
  Marine Geology 460, 107055 (2023).

  • DOI: 10.1016/j.margeo.2023.107055
• "X-ray computed tomography analysis of ferromanganese nodule nuclei from the western North Pacific Ocean: Insights into their origins"
  Terauchi, D., Shimomura, R., Machida, S., Yasukawa, K., Nakamura, K. and Kato, Y.
  Minerals 13, 710 (2023).

  • DOI: 10.3390/min13060710

  Feature Paper & Cover Story
• "Datasets for training and validating a deep learning-based system to detect microfossil fish teeth from slide images"
  Mimura, K. and Nakamura, K.
  Data in Brief 47, 108940 (2023).

  • DOI: 10.1016/j.dib.2023.108940
• "Rare-earth elements in deep-sea sediments in the South Pacific Gyre: Source materials and resource potentials"
  Tanaka, E., Mimura, K., Nakamura, K., Ohta, J., Yasukawa, K. and Kato, Y.
  Geochemistry, Geophysics, Geosystems 24, e2022GC010681 (2023).

  • DOI: 10.1029/2022GC010681
• "Automated Detection of Hydrothermal Emission Signatures From Multibeam Echo Sounder Images Using Deep Learning"
  Mimura, K., Nakamura, K., Takao, K., Yasukawa, K. and Kato, Y.
  IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 16, 2703-2710 (2023).

  • DOI: 10.1109/JSTARS.2023.3247467
• "Marine osmium isotopic composition reconstructed from the early Permian umber deposit in the Japanese accretionary complex"
  Yano, M., Yasukawa, K., Nozaki, T., Fujinaga, K., Ohta, J., Nakamura, K. and Kato, Y.
  Journal of Asian Earth Sciences 241, 105480 (2023).

  • DOI: 10.1016/j.jseaes.2022.105480

国内学会（招待講演，基調講演）

• "深層学習を活用した海底鉱物資源研究の新展開：レアアース泥中のイクチオリス微化石の観察および海底熱水鉱床の物理探査を例に"
  見邨和英
  日本地質学会第130年学術大会 (京都) (2023).

  Invited

国際学会

• "Os isotopic composition of Early Cretaceous seawater reconstructed from umber deposit in the Japanese accretionary complex"
  Yano, M., Yasukawa, K., Fujinaga, K., Ohta, J., Kuwahara, Y., Nakayama, K., Nakamura, K. and Kato, Y.
  Goldschmidt (Lyon, France, Hybrid) (2023).
• "Importance of trans-crustal geological processes in understanding the genesis of giant epithermal gold deposits: The case of Hishikari deposit, Japan"
  Ishida, M., Nakamura, K., Iwamori, H., Hosono, T. and Kato, Y.
  European Geoscience Union General Assembly (Vienna, Austria) (2023).
• "Study on the mineralization age of the Akenobe Sn-Cu-W polymetallic deposit in southwest Japan"
  Ogasawara, M., Ohta, J., Ishida, M., Nakamura, K., Yasukawa, K. and Kato, Y.
  EGU General Assembly 2023 (Online) (2023).