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J-GLOBAL ID:201801012364695370   Update date: Sep. 13, 2021

AIZAWA KOKI

AIZAWA KOKI
Affiliation and department:
Research field  (2): Disaster prevention engineering ,  Solid earth science
Research keywords  (6): 爆発 ,  地震 ,  火山 ,  Geomagnetic field ,  Self potential ,  Resistivity
Papers (32):
  • Aizawa, K., Ustugi, M., Kitamura, K., Koyama, T., Uyeshima, M., et al. Magmatic fluid pathways in the upper crust: Insights from dense magnetotelluric observations around the Kuju Volcanoes, Japan. Geophysical Journal International. 2021
  • Marceau Gresse, Makoto Uyeshima, Takao Koyama, Hideaki Hase, Koki Aizawa, Yusuke Yamaya, Yuichi Morita, Derek Weller, Tawat Rung-Arunwan, Takayuki Kaneko, et al. Hydrothermal and magmatic system of a volcanic island inferred from magnetotellurics, seismicity, self-potential, and thermal image: an example of Miyakejima (Japan). Journal of Geophysical Research -Solid Earth-. 2021
  • Usui Y., Uyeshima M., Ogawa T., Yoshimura R., Oshiman N., Yamaguchi S., Toh H., Murakami H., Aizawa K., Tanbo T., et al. Electrical resistivity structure around the Atotsugawa fault, central Japan, revealed by a new 2-D inversion method combining Wideband-MT and Network-MT datasets. J. Geophys. Res. Solid Earth. 2021. 126. e2020JB020904
  • Koki Aizawa, Shinichi Takakura, Hisafumi Asaue, Katsuaki Koike, Ryokei Yoshimura, Ken’ichi Yamazaki, Shintaro Komatsu, Mitsuru Utsugi, Hiroyuki Inoue, Kaori Tsukamoto, et al. Electrical conductive fluid-rich zones and their influence on the earthquake initiation, growth, and arrest processes: observations from the 2016 Kumamoto earthquake sequence, Kyushu Island, Japan. Earth Planets Space. 2021. 1. 12
  • Tasuku M Hashimoto, Koki Aizawa, Yuto Hayashida, Yuhei Yuasa, Takeshi Matsushima, Yuto Yamamoto, Kaori Tsukamoto, Kanta Miyano, Satoshi Matsumoto, Hiroshi Shimizu. Joint seismological-magnetotelluric investigation of shallow and implosive non-DC and DC earthquakes beneath the gravitationally unstable Heisei-Shinzan Lava Dome, Unzen Volcano, Japan. Journal of Volcanology and Geothermal Research. 2020
more...
MISC (5):
  • 相澤広記, 神田径, 小川康雄, 横尾亮彦. 桜島火山雷起源の地電流パルス. 地球電磁気・地球惑星圏学会総会及び講演会予稿集(CD-ROM). 2008. 124th. ROMBUNNO.A003-01
  • 神田径, 山崎友也, 橋本武志, 坂中伸也, 山田健太, 小川康雄, 相澤広記, 高倉伸二, 小山崇夫, 小林宰, et al. 第10回 桜島火山の集中総合観測 桜島火山におけるAMT法比抵抗構造調査. 第10回桜島火山の集中総合観測 平成19年6月-平成20年3月. 2008. 89-104
  • Aizawa Koki, Kanda Wataru, Yokoo Akihiko, Ogawa Yasuo. B40 Volcanic Lightning on the Data of the Continuous Magnetotelluric Observation at Sakurajima Volcano. PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN. 2008. 2008. 0
  • Aizawa Koki, Kanda Wataru, Iguchi Masato, Ogawa Yasuo. P42 Resistivity Changes of Sakurajima Volcano by Magnetotelluric Continuous Observations. PROGRAMME AND ABSTRACTS THE VOLCANOLOGICAL SOCIETY OF JAPAN. 2008. 2008. 0
  • Hashimoto, T, T. Mogi, A. Suzuki, Y. Yamaya, M. Mishina, T. Nakatsuka, E. Koyama, T. Koyama, K. Aizawa, J. Hirabayashi, et al. Asama Volcano EM field experiments in 2005. Conductivity Anomaly Research. 2006. 78-79
Education (3):
  • 2001 - 2004 Kyoto University
  • 1999 - 2001 Kyoto University
  • 1995 - 1999 Kyoto University
Work history (6):
  • 2017/04 - 現在 Kyushu University Institute of Seismology and Volcanology Associate Professor
  • 2013/01 - 2017/03 Kyushu University Institute of Seismology and Volcanology Assistant Professor
  • 2009/04 - 2012/12 Earthquake Research Institute, University of Tokyo Volcano Research Center Project Researcher
  • 2008/04 - 2009/03 Disaster Prevention Research Institute, Kyoto University Sakurajima Volcano Research Center Postdoctoral Researcher
  • 2005/04 - 2008/03 Tokyo Institute of Technology Volcanic Fluid Research Center JSPS Reserch Fellow
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Awards (2):
  • 2009/11 - 信州フィールド科学賞
  • 2009/05 - 日本火山学会研究奨励賞
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