Rchr
J-GLOBAL ID:201801008476267411   Update date: Apr. 25, 2024

Hayashi Keiichi

ハヤシ ケイイチ | Hayashi Keiichi
Affiliation and department:
Job title: 主査(資源地質)
Research field  (1): Biogeoscience
Research keywords  (9): Miocene ,  Neogene ,  Paleogene ,  Cretaceous ,  石炭地質 ,  地熱・温泉 ,  fossil dinocyst ,  micropaleontology ,  biostratigraphy
Research theme for competitive and other funds  (4):
  • 2021 - 2025 Environmental changes during the Latest Cretaceous Mass Extinction Event recorded in the complete K/Pg boundary sequence discovered firstly in East Asia
  • 2020 - 2023 Paleoenvironmental studies of terrestrial and marine sequences in Northwest Pacific region during Paleocene-Eocene Thermal Maximum.
  • 2018 - 2022 Improvement of Cretaceous Geologic Time Scale
  • 2014 - 2017 Detecting trace of paleo-tsunami event from the bed form on the seafloor of a coastal shelf
Papers (34):
  • Yoshihiro Kase, Mahito Watanabe, Keiichi Hayashi, Wataru Hirose, Tohru Danhara, Hideki Iwano, Takafumi Hirata. Zircon FT and U-Pb ages of Neogene tuffs and tuffaceous sandstones and their stratigraphic implication in Memanbetsu and adjacent areas, Hokkaido, Japan. The Journal of the Geological Society of Japan. 2024. 130. 1. 1-15
  • Reishi Takashima, Hiroshi Nishi, Toshiro Yamanaka, Yuji Orihashi, Yasuyuki Tsujino, Xavier Quidelleur, Keiichi Hayashi, Ken Sawada, Hideto Nakamura, Takuto Ando. Establishment of upper cretaceous bio- and carbon isotope stratigraphy in the northwest pacific ocean and radiometric ages around the albian/cenomanian, coniacian/santonian and santonian/campanian boundaries. Newsletters on Stratigraphy. 2019. 52. 3. 341-376
  • Kei Ioki, Yuichiro Tanioka, Gentaro Kawakami, Yoshihiro Kase, Kenji Nishina, Wataru Hirose, Kei'ichi Hayashi, Ryo Takahashi. Fault model of the 12th century southwestern Hokkaido earthquake estimated from tsunami deposit distributions. EARTH PLANETS AND SPACE. 2019. 71
  • Tateshita Yuki, Sawada Ken, Ando Takuto, Nakamura Hideto, Hayashi Keiichi. Terrestrial paleoenvironmental variations reconstructed by organic geochemical analyses of coal sediments in the Upper Cretaceous Hakobuchi Formation of Hobetsu area, Hokkaido, Japan. Annual Meeting of the Geological Society of Japan. 2019. 2019. 302
  • Kuwabara, S, Takashima, R, Orihashi, Y, Nishi, H, Satoh, T, Hayashi, K. Preliminary tephrochronological study of the Yezo Group (uppermost Albian-basal Campanian) in north Japan. Cretaceous Research. 2019. 103. 104158-104158
more...
MISC (13):
  • Takashima, Reishi, Selby, David, Yamanaka, Toshiro, Kuwahara, Yoshihiro, Nakamura, Hideto, Sawada, Ken, Ikeda, Masashi A, Ando, Takuto, Hayashi, Keiichi, Nishida, Mari, et al. Multi-proxy dataset of mid-Cretaceous Oceanic Anoxic Event 2 for the Omagari-zawa section, Hokkaido, Japan. PANGAEA. 2024
  • Tateshita Yuki, Sawada Ken, Miyata Yuma, Nakamura Hideto, Hayashi Keiichi. Terrestrial paleoenvironment reconstructed by biomarker analyses of coaly sediments in the Cretaceous Hakobuchi Formation, Hokkaido, Japan. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2017. 64. 0. 109-109
  • Tateshita Yuki, Sawada Ken, Ando Takuto, Nakamura Hideto, Hayashi Keiichi. Reconstruction of sedimentary environment of coal beds by organic matter analyses of sediments from the Cretaceous Hakobuchi Formation, Yezo Group, Hokkaido, Japan. Annual Meeting of the Geological Society of Japan. 2017. 2017. 0. 192-192
  • Nishi Hiroshi, Takashima Reishi, Orihashi Yuji, Yamanaka Toshiro, Iryu Yasufumi, Takayanagi Hideko, Hayashi Keiichi. Cretaceous standard chronostratigraphic framework based on integrated stratigraphy of planktic foraminifer and carbon isotope and U-Pb age of the Yezo Group and the Vocontian Basin sequence. Annual Meeting of the Geological Society of Japan. 2013. 2013. 0. 364-364
  • Takashima Reishi, Kuwabara Sato, Nishi Hiroshi, Orihashi Yuji, Hayashi Keiichi. Preliminary study of Cretaceous tephrochronology in Japan. Annual Meeting of the Geological Society of Japan. 2013. 2013. 0. 367-367
more...
Patents (1):
  • 熱交換器及び熱交換システム
Books (1):
  • 網走地域の地質(1/50000 地質図幅および説明書)
    産業技術総合研究所
Education (4):
  • 2010 - 2011 東北大学大学院 理学研究科 地学専攻
  • 2008 - 2010 北海道大学大学院 理学院 自然史科学専攻
  • 2006 - 2008 北海道大学大学院 理学院 自然史科学専攻
  • 2002 - 2006 Hokkaido University School of Science
Professional career (1):
  • 博士(理学) (東北大学大学院)
Work history (5):
  • 2018/04 - 2020/03 Local Independent Administrative Agency Hokkaido Research Organization Geological Survey of Hokkaido Cheif for Local Energy Research
  • 2017/04 - 2018/03 Hokkaido Research Organization Geological Survey of Hokkaido
  • 2013/04 - 2017/03 Hokkaido Research Organization Geological Survey of Hokkaido
  • 2012/08 - 2013/03 Tohoku University The Center for Academic Resources and Archives
  • 2011/09 - 2012/07 東北大学大学院 理学研究科 リサーチアシスタント
Association Membership(s) (5):
地球環境史学会 ,  AASP the Palynological Society ,  北海道応用地質研究会 ,  PALAEONTOLOGICAL SOCIETY OF JAPAN ,  THE GEOLOGICAL SOCIETY OF JAPAN
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