八木 勇治(ヤギ ユウジ)
- 所属
- 生命環境系
- 職名
- 教授
- ORCID
- 0000-0001-5327-9277
- URL
- 研究分野
固体地球惑星物理学 - 研究キーワード
地震学 地震発生物理学 巨大地震の成長過程 - 研究課題
ポテンシーテンソルインバージョンに基づく震源過程の多様性の解明 2022-04 -- 2025-03 八木勇治 日本学術振興会//科学研究費助成事業(学術研究助成基金助成金)基盤研究(c)(一般) 4,160,000円 - 職歴
2018-04 -- (現在) 筑波大学生命環境系教授 2011-10 -- 2018-03 筑波大学生命環境系准教授 2007-04 -- 2011-09 筑波大学大学院生命環境科学研究科准教授 2005-04 -- 2007-03 筑波大学大学院生命環境科学研究科助教授 2002-04 -- 2005-03 独立行政法人建築研究所国際地震工学センター研究員 - 取得学位
2002-03 博士(理学) 東京大学 - 所属学協会
1997 -- (現在) 日本地震学会 2002 -- (現在) American Geophysical Union - 受賞
2015 筑波大学 Best Faculty Member 2009-05-17 日本地震学会若手学術奨励賞 2004-11 EPS賞 - 論文
- A Multiplex Rupture Sequence Under Complex Fault Network Due To Preceding Earthquake Swarms During the 2024 Mw 7.5 Noto Peninsula, Japan, Earthquake
Okuwaki Ryo; Yagi Yuji; Murakami Asuka; Fukahata Yuki...
Geophysical Research Letters/51(11)/p.e2024GL109224, 2024-06 - Barrier‐Induced Rupture Front Disturbances during the 2023 Morocco Earthquake
Yagi Yuji; Okuwaki Ryo; Hirano Shiro; Enescu Bogdan; ...
Seismological Research Letters/95(3)/pp.1591-1598, 2024-01 - Complex rupture evolution of the 2007 Martinique earthquake: a non-double-couple event in the Caribbean Sea
Ohara Kenta; Yagi Yuji; Okuwaki Ryo
GEOPHYSICAL JOURNAL INTERNATIONAL/236(3)/pp.1743-1752, 2024-03 - 2023年トルコ・シリア双子地震の破壊過程
奥脇 亮; 八木 勇治
日本地震工学会誌/50/pp.2-6, 2023-11 - Complex evolution of the 2016 Kaikoura earthquake revealed by teleseismic body waves
Ohara Kenta; Yagi Yuji; Yamashita Shinji; Okuwaki Ryo...
PROGRESS IN EARTH AND PLANETARY SCIENCE/10(35)/pp.1-12, 2023-07 - Multi-scale rupture growth with alternating directions in a complex fault network during the 2023 south-eastern Türkiye and Syria earthquake doublet
Okuwaki Ryo; Yagi Yuji; Taymaz Tuncay; Hicks Stephen P.
GEOPHYSICAL RESEARCH LETTERS/50(12)/p.e2023GL103480, 2023-06 - Bayesian Multi‐Model Estimation of Fault Slip Distribution for Slow Slip Events in Southwest Japan: Effects of Prior Constraints and Uncertain Underground Structure
Agata R.; Nagata R.; Kasahara K.; Yagi Yuji; Seshimo Y.; ...
Journal of Geophysical Research: Solid Earth/pp.1-29, 2022-08 - Bayesian Multi-Model Estimation of Fault Slip Distribution for Slow Slip Events in Southwest Japan: Effects of Prior Constraints and Uncertain Underground Structure
Agata R.; Nakata R.; Kasahara A.; Yagi Y.; Seshimo Y.; Yo...
JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH/127(8), 2022-08 - Irregular rupture process of the 2022 Taitung, Taiwan, earthquake sequence
Yagi Yuji; Okuwaki Ryo; Enescu Bogdan; Lu Junjie
SCIENTIFIC REPORTS/13(1), 2023-01 - Complex rupture process on the conjugate fault system of the 2014 Mw 6.2 Thailand earthquake
Tadapansawut Tira; Yagi Yuji; Okuwaki Ryo; Yamashita Shi...
Progress in Earth and Planetary Science/9(1), 2022-05 - Potency density tensor inversion of complex body waveforms with time-adaptive smoothing constraint
Yamashita Shinji; Yagi Yuji; Okuwaki Ryo; Shimizu Kousuk...
Geophysical Journal International/231(1)/pp.91-107, 2022-05 - Irregular rupture propagation and geometric fault complexities during the 2010 Mw 7.2 El Mayor-Cucapah earthquake
Yamashita Shinji; Yagi Yuji; Okuwaki Ryo
Scientific Reports/12(1), 2022-03 - Illuminating a Contorted Slab With a Complex Intraslab Rupture Evolution During the 2021 Mw 7.3 East Cape, New Zealand Earthquake
Okuwaki Ryo; Hicks Stephen P.; Craig Timothy J.; Fan Wen...
Geophysical Research Letters/48(24), 2021-12 - Back-propagating rupture evolution within a curved slab during the 2019 Mw 8.0 Peru intraslab earthquake
Hu Yaping; Yagi Yuji; Okuwaki Ryo; Shimizu Kousuke
Geophysical Journal International/227(3)/pp.1602-1611, 2021-08 - Nucleation process of the 2011 northern Nagano earthquake from nearby seismic observations
Shimojo Kengo; Enescu Bogdan; Yagi Yuji; Takeda Tetsuya
Scientific Reports/11(1), 2021-04 - Consecutive ruptures on a complex conjugate fault system during the 2018 Gulf of Alaska earthquake
Yamashita Shinji; Yagi Yuji; Okuwaki Ryo; Shimizu Kousuk...
Scientific Reports/11, 2021-03 - A Bayesian inference framework for fault slip distributions based on ensemble modelling of the uncertainty of underground structure: with a focus on uncertain fault dip
Agata Ryoichiro; Kasahara Amato; Yagi Yuji
Geophysical Journal International/225(2)/pp.1392-1411, 2021-01 - Rupture process of the 2020 caribbean earthquake along the oriente transform fault, involving supershear rupture and geometric complexity of fault
Tadapansawut Tira; Okuwaki Ryo; Yagi Yuji; Yamashita Shinji
Geophysical Research Letters/48(1), 2021-01 - Construction of fault geometry by finite-fault inversion of teleseismic data
Shimizu Kousuke; Yagi Yuji; Okuwaki Ryo; Fukahata Yukitoshi
Geophysical Journal International/224(2)/pp.1003-1014, 2021-02 - Back-propagating supershear rupture in the 2016 Mw 7.1 Romanche transform fault earthquake
Hicks Stephen; Okuwaki Ryo; Steinberg Andreas; Rychert C...
Nature Geoscience/13/pp.647-653, 2020-08 - Inchworm-like source evolution through a geometrically complex fault fueled persistent supershear rupture during the 2018 Palu Indonesia earthquake
Okuwaki Ryo; Hirano Shiro; Yagi Yuji; Shimizu Kousuke
Earth and Planetary Science Letters/547, 2020-10 - The 2018 Sulawesi tsunami in Palu city as a result of several landslides and coseismic tsunamis
Aránguiz Rafael; Esteban Miguel; Takagi Hiroshi; Mikami ...
Coastal Engineering Journal/Epub/pp.1-15, 2020-06 - Development of an inversion method to extract information on fault geometry from teleseismic data
Shimizu Kousuke; Yagi Yuji; Okuwaki Ryo; Fukahata Yukitoshi
Geophysical Journal International/220(2)/pp.1055-1065, 2020-02 - Backprojection to image slip
Okuwaki Ryo; Kasahara Amato; Yagi Yuji; Hirano Shiro; Fuk...
Geophysical Journal International/216(3)/pp.1529-1537, 2018-11 - Development and application of a tsunami fragility curve of the 2015 tsunami in Coquimbo, Chile
Aranguiz Rafael; Urra Luisa; Okuwaki Ryo; Yagi Yuji
NATURAL HAZARDS AND EARTH SYSTEM SCIENCES/18(8)/pp.2143-2160, 2018-08 - さらに表示...
- A Multiplex Rupture Sequence Under Complex Fault Network Due To Preceding Earthquake Swarms During the 2024 Mw 7.5 Noto Peninsula, Japan, Earthquake
- 著書
- 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
- 改訂版 地球進化学 (地球学シリー ズ2)
- 会議発表等
- 2021年サウスサンドウィッチ諸島地震における複雑な震源過程
山口 諒; 八木 勇治; 奥脇 亮
日本地震学会2023年度秋季大会/2023-11-01 - 高自由度な震源過程モデルによって明らかになった階層的な破壊成長
八木 勇治; 奥脇 亮
日本地震学会2023年度秋季大会/2023-11-01 - 2023年ロイヤリティ諸島南東部地震で発生した逆破壊伝播
村上 明叶; 八木 勇治; 奥脇 亮
日本地震学会2023年度秋季大会/2023-10-31 - データ駆動型の震源過程解析手法:ポテンシー密度テンソルインバージョン
八木 勇治; 清水 宏亮; 山下 真司; 奥脇 亮; 縣 亮一郎; 深畑 幸俊; 縣 亮一郎
日本地球惑星科学連合2022年大会/2022-05-22 - 深層学習・最近傍法・ETASモデル等を用いた地震活動モニタリング手法の開発
八木 勇治; 余 君宇; 溜渕 功史; 松川 滉明; 笠原 天人
統計関連学会連合大会/2019-09-10 - 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 - 断層面上における高周波励起現象の解釈を可能にするすべり速度・破壊伝播速度変化の可視化手法
鮎貝 崇広; 八木勇治; 奥脇 亮; 茅野 奎太; 清水 宏亮
日本地球惑星科学連合2019年大会 - インバージョン法を用いた震源過程解析に見られる諸問題
茅野 奎太; 八木勇治; 奥脇 亮; 清水 宏亮
日本地球惑星科学連合2019年大会 - 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
日本地球惑星科学連合2019年大会 - Source-rupture process of the intraplate earthquake; its diversity related to the fault geometry and damaged fault zone
Okuwaki Ryo; Yagi Yuji
日本地球惑星科学連合2019年大会/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 - さらに表示...
- 2021年サウスサンドウィッチ諸島地震における複雑な震源過程
- 担当授業科目
2024-10 -- 2024-12 地球進化学2 筑波大学 2024-10 -- 2025-02 卒業研究A 筑波大学 2024-04 -- 2024-07 地球進化科学専門演習IIa 筑波大学 2024-10 -- 2025-02 研究演習B 筑波大学 2024-10 -- 2024-12 地球進化科学演習IIb 筑波大学 2024-10 -- 2025-02 研究演習A 筑波大学 2024-10 -- 2024-12 地球進化科学専門演習IIb 筑波大学 2024-10 -- 2025-02 Paper Preparation 筑波大学 2024-04 -- 2024-08 卒業研究A 筑波大学 2024-10 -- 2025-02 卒業研究B 筑波大学 さらに表示... - 学協会等委員
2024-05 -- (現在) 日本地震学会 理事 2009-04 -- (現在) 国土地理院 地震予知連絡会 委員 2015-07 -- (現在) Scientific Reports: Editorial Board Member 2017-04 -- (現在) 日本地球惑星科学連合 Progress in Earth and Planetary Science 編集委員 2022-04 -- (現在) 日本地震学会 渡航旅費助成金審査委員会/委員 2014-05 -- 2024-05 日本地震学会 代議員 2018-09 -- (現在) 土木学会 原子力土木委員会 津波評価小委員会 2009-04 -- (現在) 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 委員 - 学内管理運営業績
2024-04 -- (現在) 地球学類長 2022-04 -- 2024-03 地球科学域長 2022-04 -- 2024-03 地球科学学位プログラムリーダー 2020-04 -- (現在) 地球進化科学専攻長 - その他の活動
2022-04 -- 2022-07 災害の軽減に貢献するための地震火山観測研究計画(第2次)に関する 外部評価委員会 委員
(最終更新日: 2024-08-28)