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Yagi Yuji

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Affiliation
Faculty of Life and Environmental Sciences
Official title
Professor
ORCID
0000-0001-5327-9277
URL
Research fields
Solid earth and planetary physics
Research keywords
Seismology
Earthquake Source Physics
Rupture Evolution of Great Earthquakes
Research projects
Development of simultaneous estimation method of fault geometry and slip distribution of large earthquake2019-04 -- 2022-03Yuji YagiJapan Society of for the Promotion of Science/Grant-in-Aid for Scientific Research(C)4,420,000Yen
Career history
2018-04 -- (current)University of Tsukuba Faculty of Life and Environmental Sciences Professor
2011-10 -- 2018-03University of Tsukuba Faculty of Life and Environmental Sciences Associate Professor
2007-04 -- 2011-09University of Tsukuba Graduate School of Life and Environmental Sciences Associate Professor
2005-04 -- 2007-03University of Tsukuba Graduate School of Life and Environmental Sciences Associate Professor
2002-04 -- 2005-03Building Research Institute International Institute of Seismology and Earthquake Engineering Research Scientist
Degree
2002-03Doctor of PhilosophyThe University of Tokyo
Academic societies
1997 -- (current)SEISMOLOGICAL SOCIETY OF JAPAN
2002 -- (current)American Geophysical Union
Honors & Awards
2015Best Faculty Member, University of Tsukuba
2009-05-17Young Scientist Award (The Seismological Society of Japan)
2004-11The Earth, Planets and Space Young Researcher Award
Articles
Books
  • 改訂版 地球進化学 (地球学シリー ズ2)
    藤野滋弘; 上松 佐知子; 池端 慶; 黒澤正紀; 丸岡照幸; 八木勇治
    古今書院, 2020-02
Conference, etc.
  • Rupture Process of The MW7.9 2018 Alaska Earthquake Revealed by Flexible Finite-Fault Inversion of Teleseismic Data
    Yamashita Shinji; Yagi Yuji; Okuwaki Ryo; Shimizu Kousuke
    AGU Fall Meeting 2019
  • Proving Fault Geometry with Finite-Fault Inversion of Teleseismic Data
    Shimizu Kousuke; Yagi Yuji; Okuwaki Ryo
    AGU Fall Meeting 2019
  • Slip evolution across geometric barrier during the 2018 Palu Indonesia earthquake
    Okuwaki Ryo; Yagi Yuji
    2019 SCEC Annual Meeting
  • Development of a method of visualization of abrupt changes in slip-rate and rupture velocity toward better understanding of high-frequency radiation on a fault
    鮎貝 崇広; 八木勇治; 奥脇 亮; 茅野 奎太; 清水 宏亮
    JpGU Meeting 2019
  • Issues in earthquake-source-inversion analysis, evaluated through singular value decomposition
    茅野 奎太; 八木勇治; 奥脇 亮; 清水 宏亮
    JpGU Meeting 2019
  • Automatic Approach to Low-Frequency Earthquakes Detection in Southwest Japan Based on Deep Learning Technique
    余君宇; Yagi Yuji; 松澤孝紀; Okuwaki Ryo
    JpGU Meeting 2019
  • Source-rupture process of the intraplate earthquake; its diversity related to the fault geometry and damaged fault zone
    Okuwaki Ryo; Yagi Yuji
    JpGU Meeting 2019/2019-05-26--2019-05-30
  • Demonstration of improved seismic source inversion method of tele-seismic body wave
    Yagi Yuji; Okuwaki Ryo
    The 2017 AGU Fall Meeting/2017-12-11--2017-12-15
  • Flexible kinematic earthquake rupture inversion of tele-seismic waveforms: Application to the 2013 Balochistan, Pakistan earthquake
    Shimizu Kyusuke; Yagi Yuji; Okuwaki Ryo; Kasahara Amato
    The 2017 AGU Fall Meeting/2017-12-11--2017-12-15
  • Potency backprojection
    Okuwaki Ryo; Kasahara Amato; Yagi Yuji
    The 2017 AGU Fall Meeting/2017-12-11--2017-12-15
  • A Bayesian hierarchical model for a seismic source inversion
    Kasahara Amato; Yagi Yuji
    IAG-IASPEI/2017-07-30--2017-08-04
  • Demonstration of improved seismic source inversion method of tele-seismic body wave
    Yagi Yuji; Okuwaki Ryo
    IAG-IASPEI/2017-07-30--2017-08-04
  • Rupture evolution during the Mw 8.3 2015 Illapel Chile earthquake in relation to swarms
    Okuwaki Ryo; Yagi Yuji
    IAG-IASPEI/2017-07-30--2017-08-04
  • Rupture process of the 2016 Kumamoto earthquake in relation with the thermal structure around Aso volcano
    Yagi Yuji; Okuwaki Ryo; Enescu Bogdan; Kasahara Amato; Mi...
    The 2016 AGU Fall Meeting/2016-12-12--2016-12-16
  • Rupture process during the 2015 Illapel Chile earthquake: Zigzag-along-dip rupture episodes
    Okuwaki Ryo; Yagi Yuji; Aránguiz Rafael; González-Carrasc...
    The 2016 AGU Fall Meeting/2016-12-12--2016-12-16
  • Integrated seismic source models: Spatiotemporal slip-rate and high-frequency radiation distributions of large earthquakes
    Yagi Yuji; Okuwaki Ryo
    The 2015 AGU Fall Meeting/2015-12-14--2015-12-18
  • Use of ABIC and Invention of Inversion Methods
    Fukahata Yukitoshi; Yagi Yuji
    The 2014 AGU Fall Meeting/2014-12-15--2014-12-19
  • Seismic Source Inversion and Back Projection
    Yagi Yuji
    2013 SCEC Annual Meeting/2013-9-8--2013-09-11
  • Hybrid Back-Projection:Theory and Future Direction of Seismic Array Analysis
    Yuji Yagi
    Workshop on Arrays in Global Seismology/2013-05-15--2013-05-16
  • Theoretical background of back-projection imaging and its relation to time-reversal and inverse solutions
    Fukahata Yukitoshi; Yagi Yuji; Rivera L.
    EGU General Assembly/2013-04-07--2013-04-12
  • Seismic energy releases of great earthquakes revealed by a hybrid back-projection method
    Yagi Yuji; Nakao A.; Kasahara A.
    The 2012 AGU Fall Meeting/2012-12-03--2012-12-07
  • Importance of covariance components for finite-source inversions
    Yuji Yagi
    2008 SCEC Annual Meeting/2008-09-06--2008-09-11
Teaching
2020-10 -- 2020-12"Geodynamics, Seminar II"University of Tsukuba.
2020-04 -- 2020-08Seminar on Geoscience BUniversity of Tsukuba.
2020-10 -- 2020-12Advanced Studies in Geodynamics IIUniversity of Tsukuba.
2020-10 -- 2020-12"Earth Evolution Sciences, Special Seminar Ib"University of Tsukuba.
2020-10 -- 2020-12Advanced Seminar in Earth Evolution Sciences IIbUniversity of Tsukuba.
2020-10 -- 2020-12Applied Structural GeologyUniversity of Tsukuba.
2020-04 -- 2020-07Oral Presentation Skill in English IIUniversity of Tsukuba.
2020-04 -- 2020-06"Geodynamics, Seminar I"University of Tsukuba.
2020-10 -- 2020-12Writing English Papers on Geosciences IIUniversity of Tsukuba.
2020-10 -- 2021-02Internship in Earth Evolution Science IIIUniversity of Tsukuba.
Professional activities
2009-04 -- (current)Geospatial Information Authority of JapanCoordinating Committee for Earthquake Prediction
2015-07 -- (current)Scientific Reports: Editorial Board Member
2017-04 -- (current)JAPAN GEOSCIENCE UNIONProgress in Earth and Planetary Science 編集委員
2009-04 -- (current)建築研究所建築研究所国際地震工学センター カリキュラム委員会
2014-05 -- (current)SEISMOLOGICAL SOCIETY OF JAPANDelegate
2018-09 -- (current)JAPAN SOCIETY OF CIVIL ENGINEERS原子力土木委員会 津波評価小委員会
University Management
2021-04 -- 2023-03地球科学専攻長
2020-04 -- 2022-03地球進化科学専攻長

(Last updated: 2021-06-28)