News
2024.4.19 NEDO 超臨界地熱発電に係る特別講座(2023-2024)の開講
On Demand講座が開講します。詳細はこちら。
2024.3.19 Top Downloaded Article
Ishizu et al. (2022)のJGR論文が top downloaded article (top 10%) として表彰されました。
(E-Maill from AGU)
We are delighted to share that your work, published in Journal of Geophysical Research: Solid Earth on behalf of American Geophysical Union, has received enough downloads to rank within the top 10% of papers published*:
Estimation of Spatial Distribution and Fluid Fraction of a Potential Supercritical Geothermal Reservoir by Magnetotelluric Data: A Case Study From Yuzawa Geothermal Field, NE Japan
2023.11.13: Student Award
北岡紀広さん（M1）が、第154回SGEPSS（地球電磁気・地球惑星圏学会）講演会の口頭発表で、学生発表賞（オーロラメダル）を受賞しました。
https://www.sgepss.org/awards/auroramedal.html
Norihiro Kitaoka (M1) was awarded a Student Presentation Award (Aurora Medal) for his presentation at the SGEPSS meeting in September.
2023.8.31: Our JST J-Rapid project was funded. Press Release
"Imaging focal zone of the 2023 Kahramanmaraş earthquake by electromagnetic method" as part of the JST J-Rapid project "the 2023 Southeastern Türkiye Earthquakes under the J-RAPID Collaborative Research/Survey Program for Urgent Research".
JST J-rapid, 電磁気学的手法による2023年カフラマンマラシュ地震の震源域のイ メージング が採択されました。
2023.8.10: Publication in Geophysical Journal International
Heise, W, Bertrand, EA, Caldwell, TG, Ogawa, Y, Bannister S, Bennie, SL, Hart, R, Palmer, N, Tseng, KH, Fukai, M, Ishikawa, M, Seki, K, Nishizawa, T, McGrath, J, An electrical resistivity image of the Hikurangi Subduction Margin, Geophys. J. Int., 235, 1552–1564, https://doi.org/10.1093/gji/ggad313, 2023.
JSPS二国間型と科研費新学術領域の研究成果が出版されました。
2023.6.30: Our JSPS project on the land and semi-airborne EM was funded.
2023.6.30: 科研費が採択されました。挑戦的研究（萌芽）地表および空中電磁探査による予測困難な水蒸気噴火の切迫度評価
2023.4.18: Controlled-source electromagnetic monitoring started at Inferno Crater in New Zealand using EM-ACROSS (Accurately-Controlled Routinely Operated Signal System) technology in collaboration with GNS Science.
2023.4.18: ニュージーランドのGNS Scienceと共同で、Waimangu地熱地帯にあるInferno craterで精密電磁信号を用いた人工電磁モニタリングを開始しました。
2023.4.1: Volcanic Fluid Research Center, School of Science was reorganized as Volcano and Earthquake Research Division, Multidisciplinary Resilience Research Center, Institute of Innovative Research, Tokyo Institute of Technology.
2023.4.1: 科学技術創成研究院/多元レジリエンス研究センター/火山・地震研究部門に所属となりました。2022年3月末をもって、理学院火山流体研究センターは廃止されました。
2022.10.22 Yasuo Ogawa on NHK program: Zeroing In: Carbon Neutral 2050 ＃14 October 22 https://www3.nhk.or.jp/nhkworld/en/ondemand/video/3004895/
NHK worldのweb番組Zeroing in カーボン・ニュートラル2050 に出演しました。
2022.07.26 地球電磁気・地球惑星圏学会 大林奨励賞受賞：臼井嘉哉（卒業生：2017博士修了）「3 次元電気比抵抗造逆解析手法の開発と、陸上・海底火山地域の観測データへの応用」
2022.05.30 Nature Communications誌に南極エレバス火山の論文を出版
Hill GJ, Wannamaker PE, Maris V, Stodt JA, Kordy MA, Unsworth MJ, Bedrosian P, Wallin E, Uhlmann DF, Ogawa Y, Kyle PR, Trans-crustal structural control of CO2-rich extensional magmatic systems revealed at Mount Erebus Antarctica: Nat Commun,13, 2989, https://doi.org/10.1038/s41467-022-30627-7, 2022.
Ishizu, K., Ogawa, Y., Nunohara, K., Tsuchiya, N., Ichiki, M., Hase, H., Kanda, W., Sakanaka, S., Honkura, Y., Hino, Y., Seki, K., Tseng, K.H., Yamaya, Y., Mogi, T., Estimation of spatial distribution and fluid fraction of a potential supercritical geothermal reservoir by magnetotelluric data: a case study from Yuzawa geothermal field, NE Japan, J. Geophys. Res. Solid Earth, https://doi.org/10.1029/2021JB022911, 2022.
2021.7.7 EMinar presentation (archived in Youtube)
Yasuo Ogawa, Imaging fluids in the crust: seismological and volcanological applications, EMinars, online, https://www.mtnet.info/EMinars/EMinars.html, https://www.youtube.com/watch?v=Egf6aOH_qWg, 202121.7.7.
Terada, A., W. Kanda, Y. Ogawa, T. Yamada, M. Yamamoto, T. Ohkura,H. Aoyama, T. Tsutsui, S. Onizawa, The 2018 phreatic eruption at Mt. Motoshirane of Kusatsu–Shirane volcano, Japan: Eruption and intrusion of hydrothermal fluid observed by a borehole tiltmeter network, Earth Planets Space,73:157, https://doi.org/10.1186/s40623-021-01475-4, 2021. [Press release in Japanese] (Best Paper Award, The Volcanological Society of Japan) 火山学会論文賞受賞
2020 EPS Highlighted paper
Tseng, K-H, Ogawa, Y., Nurhasan, Tank, S.B. , Ujihara, N., Honkura, Y., Terada, A., Usui, Y., Kanda, W., Anatomy of Active Volcanic Edifice at the Kusatsu-Shirane Volcano, Japan, by Magnetotellurics: Hydrothermal Implications for Volcanic Unrests, Earth Planets Space, 72:161, https://doi.org/10.1186/s40623-020-01283-2, 2020. (selected as a highlighted paper)
Using audio-magnetotellurics, we have imaged a detailed structure around the Yugama crater, Kusatsu-Shirane Volcano. The clay cap and the deep brine reservoir were imaged.
