スロー地震学

スロー地震学 - 低速変形から高速すべりまでの地震現象の統一的理解に向けて

研究業績2020年

  1. 2020年
  2. 2019年
  3. 2018年
  4. 2017年
  5. 2016年
  1. 論文
  2. 書籍
  3. 学会発表
  4. メディア関係
  5. 受賞

論文

A01班

  • Baba, S., A. Takeo, K. Obara, T. Matsuzawa, and T. Maeda (2020), Comprehensive Detection of Very Low Frequency Earthquakes Off the Hokkaido and Tohoku Pacific Coasts, Northeastern Japan, Journal of Geophysical Research: Solid Earth, 125, e2019JB017988, doi:10.1029/2019JB017988. link
  • Obara, K., and T. Nishimura (2020), Main Results from the Program Promotion Panel for Subduction-Zone Earthquakes, Journal of Disaster Research, 15, 87–95, doi:10.20965/jdr.2020.p0087. link
  • Uchida, N., R. Takagi, Y. Asano, and K. Obara (2020), Migration of shallow and deep slow earthquakes toward the locked segment of the Nankai megathrust, Earth and Planetary Science Letters, 531, 115986, doi:10.1016/j.epsl.2019.115986. link
  • Takemura, S., S. Yabe, and K. Emoto (2020), Modelling high-frequency seismograms at ocean bottom seismometers: effects of heterogeneous structures on source parameter estimation for small offshore earthquakes and shallow low-frequency tremors, Geophys J Int, 223, 1708–1723, doi:10.1093/gji/ggaa404. link
  • Baba, S., S. Takemura, K. Obara, and A. Noda (2020), Slow Earthquakes Illuminating Interplate Coupling Heterogeneities in Subduction Zones, Geophysical Research Letters, 47, e2020GL088089, doi:10.1029/2020GL088089. link
  • Takemura, S., R. Okuwaki, T. Kubota, K. Shiomi, T. Kimura, and A. Noda (2020), Centroid moment tensor inversions of offshore earthquakes using a three-dimensional velocity structure model: slip distributions on the plate boundary along the Nankai Trough, Geophys J Int, 222, 1109–1125, doi:10.1093/gji/ggaa238. link
  • Kato, A., and S. Nakagawa (2020), Detection of deep low-frequency earthquakes in the Nankai subduction zone over 11 years using a matched filter technique, Earth, Planets and Space, 72, 128, doi:10.1186/s40623-020-01257-4. link
  • Buckby, J., T. Wang, J. Zhuang, and K. Obara (2020), Model Checking for Hidden Markov Models, null, 1–16, doi:10.1080/10618600.2020.1743295. link
  • Supino, M., N. Poiata, G. Festa, J.P. Vilotte, C. Satriano, and K. Obara (2020), Self-similarity of low-frequency earthquakes, Scientific Reports, 10, 6523, doi:10.1038/s41598-020-63584-6. link
  • Obara, K. (2020), Characteristic activities of slow earthquakes in Japan, Proceedings of the Japan Academy, Series B, 96, 297–315, doi:10.2183/pjab.96.022. link
  • Khoshmanesh, M., M. Shirzaei, N. Uchida, Deep slow-slip events promote seismicity in northeastern Japan megathrust, Earth and Planetary Science Letters, 116261, 2020.link
  • Kano, M., S. Miyazaki, Y. Ishikawa, and K. Hirahara (2020), Adjoint-based direct data assimilation of GNSS time series for optimizing frictional parameters and predicting postseismic deformation following the 2003 Tokachi-oki earthquake, Earth, Planets and Space, 72, 159, doi:10.1186/s40623-020-01293-0. link
  • Baba, S., S. Takemura, K. Obara, and A. Noda (2020), Slow Earthquakes Illuminating Interplate Coupling Heterogeneities in Subduction Zones, Geophysical Research Letters, 47, e2020GL088089, doi:10.1029/2020GL088089. link

A02班

  • Hirose, H., and T. Kimura (2020), Slip Distributions of Short-Term Slow Slip Events in Shikoku, Southwest Japan, From 2001 to 2019 Based on Tilt Change Measurements, Journal of Geophysical Research: Solid Earth, 125, e2020JB019601, doi:10.1029/2020JB019601. link
  • Kano, M., and A. Kato (2020), Detailed Spatial Slip Distribution for Short-Term Slow Slip Events Along the Nankai Subduction Zone, Southwest Japan, Journal of Geophysical Research: Solid Earth, 125, e2020JB019613, doi:10.1029/2020JB019613. link
  • Nishimura, T. (2021), Slow Slip Events in the Kanto and Tokai Regions of Central Japan Detected Using Global Navigation Satellite System Data During 1994–2020, Geochemistry, Geophysics, Geosystems, 22, e2020GC009329, doi:https://doi.org/10.1029/2020GC009329. link

B01班

  • Henrys, S., D. Eberhart‐Phillips, D. Bassett, R. Sutherland, D. Okaya, M. Savage, D. Evanzia, T. Stern, H. Sato, K. Mochizuki, T. Iwasaki, E. Kurashimo, A. Seward, and A. Wech (2020), Upper Plate Heterogeneity Along the Southern Hikurangi Margin, New Zealand, Geophysical Research Letters, 47, e2019GL085511, doi:10.1029/2019GL085511. link
  • Kono, A., T. Sato, M. Shinohara, K. Mochizuki, T. Yamada, K. Uehira, T. Shinbo, Y. Machida, R. Hino, and R. Azuma (2020), 2D spatial distribution of reflection intensity on the upper surface of the Philippine Sea plate off the Boso Peninsula, Japan, Tectonophysics, 774, 228206, doi:10.1016/j.tecto.2019.228206. link
  • Warren-Smith, E., B. Fry, L. Wallace, E. Chon, S. Henrys, A. Sheehan, K. Mochizuki, S. Schwartz, S. Webb, and S. Lebedev (2019), Episodic stress and fluid pressure cycling in subducting oceanic crust during slow slip, Nature Geoscience, 12, 475–481, doi:10.1038/s41561-019-0367-x. link
  • Zal, H.J., K. Jacobs, M.K. Savage, J. Yarce, S. Mroczek, K. Graham, E.K. Todd, J. Nakai, Y. Iwasaki, A. Sheehan, K. Mochizuki, L. Wallace, S. Schwartz, S. Webb, and S. Henrys (2020), Temporal and spatial variations in seismic anisotropy and VP/VS ratios in a region of slow slip, Earth and Planetary Science Letters, 532, 115970, doi:10.1016/j.epsl.2019.115970. link
  • Shiomi, K., T. Takeda, and T. Ueno (n.d.), Seismological evidence of a dehydration reaction in the subducting oceanic crust beneath western Shikoku in southwest Japan, Geophys J Int, , doi:10.1093/gji/ggaa423. link
  • Akuhara, T., T. Tsuji, and T. Tonegawa (2020), Overpressured Underthrust Sediment in the Nankai Trough Forearc Inferred From Transdimensional Inversion of High-Frequency Teleseismic Waveforms, Geophysical Research Letters, 47, e2020GL088280, doi:10.1029/2020GL088280. link
  • Matsushima, N., M. Utsugi, S. Takakura, T. Yamasaki, M. Hata, T. Hashimoto, and M. Uyeshima (2020), Magmatic–hydrothermal system of Aso Volcano, Japan, inferred from electrical resistivity structures, Earth, Planets and Space, 72, 57, doi:10.1186/s40623-020-01180-8. link
  • Ye, T., X. Chen, Q. Huang, L. Zhao, Y. Zhang, and M. Uyeshima (2020), Bifurcated Crustal Channel Flow and Seismogenic Structures of Intraplate Earthquakes in Western Yunnan, China as Revealed by Three-Dimensional Magnetotelluric Imaging, Journal of Geophysical Research: Solid Earth, 125, e2019JB018991, doi:10.1029/2019JB018991. link
  • Yuan, Y., M. Uyeshima, Q. Huang, J. Tang, Q. Li, and Y. Teng (2020), Continental-scale deep electrical resistivity structure beneath China, Tectonophysics, 790, 228559, doi:10.1016/j.tecto.2020.228559. link
  • Arai, R., S. Kodaira, S. Henrys, N. Bangs, K. Obana, G. Fujie, S. Miura, D. Barker, D. Bassett, R. Bell, K. Mochizuki, R. Kellett, V. Stucker, and B. Fry (2020), Three-Dimensional P Wave Velocity Structure of the Northern Hikurangi Margin From the NZ3D Experiment: Evidence for Fault-Bound Anisotropy, Journal of Geophysical Research: Solid Earth, 125, e2020JB020433, doi:https://doi.org/10.1029/2020JB020433. link
  • Arai, R. (2020), Estimation of stress state and detailed structure at shallow plate boundary based on 3D seismic data, Impact, 2020, 20–22, doi:10.21820/23987073.2020.3.20. link

B02班

  • Hatakeyama, K., and I. Katayama (2020), Pore fluid effects on elastic wave velocities of serpentinite and implications for estimates of serpentinization in oceanic lithosphere, Tectonophysics, 775, 228309, doi:10.1016/j.tecto.2019.228309. link
  • Hirauchi, K., Y. Yamamoto, S.A.M. den Hartog, and A.R. Niemeijer (2020), The role of metasomatic alteration on frictional properties of subduction thrusts: An example from a serpentinite body in the Franciscan Complex, California, Earth and Planetary Science Letters, 531, 115967, doi:10.1016/j.epsl.2019.115967. link
  • Ishii, K., and S.R. Wallis (2020), High- and low-stress subduction zones recognized in the rock record, Earth and Planetary Science Letters, 531, 115935, doi:10.1016/j.epsl.2019.115935. link
  • Nishiyama, N., H. Sumino, and K. Ujiie (2020), Fluid overpressure in subduction plate boundary caused by mantle-derived fluids, Earth and Planetary Science Letters, 538, 116199, doi:10.1016/j.epsl.2020.116199. link
  • Otsubo, M., I. Katayama, A. Miyakawa, and T. Sagiya (2020), Inelastic behavior and mechanical strength of the shallow upper crust controlled by layer-parallel slip in the high-strain zone of the Niigata region, Japan, Earth, Planets and Space, 72, 30, doi:10.1186/s40623-020-01154-w. link
  • Wallis, S.R., and S. Endo (2020), Comment on “Metamorphic olivine after dehydration embrittlement in Serpentinite: Case study from the Shiraga Serpentinite mass in the Sanbagawa high P/T metamorphic belt, central Shikoku, Japan” by Fukumura, Okamoto and Terabayashi, https://doi.org/10.1111/iar.12293, Island Arc, 29, e12328, doi:10.1111/iar.12328. link
  • Wallis, S.R., K. Yamaoka, H. Mori, A. Ishiwatari, K. Miyazaki, and H. Ueda (2020), The basement geology of Japan from A to Z, Island Arc, 29, e12339, doi:10.1111/iar.12339. link
  • Chang, J.-H., J.-O. Park, T.-T. Chen, A. Yamaguchi, T. Tsuru, Y. Sano, H.-H. Hsu, K. Shirai, T. Kagoshima, K. Tanaka, and C. Tamura (2020), Structural-morphological and sedimentary features of forearc slope off Miyagi, NE Japan: implications for development of forearc basins and plumbing systems, Geo-Mar Lett, , doi:10.1007/s00367-020-00636-w. link
  • Barnes, P.M., L.M. Wallace, D.M. Saffer, R.E. Bell, M.B. Underwood, A. Fagereng, F. Meneghini, H.M. Savage, H.S. Rabinowitz, J.K. Morgan, H. Kitajima, S. Kutterolf, Y. Hashimoto, C.H.E. de Oliveira, A. Noda, M.P. Crundwell, C.L. Shepherd, A.D. Woodhouse, R.N. Harris, M. Wang, S. Henrys, D.H.N. Barker, K.E. Petronotis, S.M. Bourlange, M.B. Clennell, A.E. Cook, B.E. Dugan, J. Elger, P.M. Fulton, D. Gamboa, A. Greve, S. Han, A. Hüpers, M.J. Ikari, Y. Ito, G.Y. Kim, H. Koge, H. Lee, X. Li, M. Luo, P.R. Malie, G.F. Moore, J.J. Mountjoy, D.D. McNamara, M. Paganoni, E.J. Screaton, U. Shankar, S. Shreedharan, E.A. Solomon, X. Wang, H.-Y. Wu, I.A. Pecher, L.J. LeVay, and I.E. 372 Scientists (2020), Slow slip source characterized by lithological and geometric heterogeneity, Science Advances, 6, eaay3314, doi:10.1126/sciadv.aay3314. link
  • Han, R., C.-M. Kim, S. Woo, G.Y. Jeong, and T. Hirose (2020), Structural records and mechanical characteristics of seismic slip along an active fault crosscutting unconsolidated Quaternary sediments: Suryum fault, SE Korea, Geosci J, 24, 379–389, doi:10.1007/s12303-019-0037-4. link
  • Tulley, C.J., Å. Fagereng, and K. Ujiie (2020), Hydrous oceanic crust hosts megathrust creep at low shear stresses, Science Advances, 6, eaba1529, doi:10.1126/sciadv.aba1529. link
  • Nishiyama, T., H. Ohfuji, K. Fukuba, M. Terauchi, U. Nishi, K. Harada, K. Unoki, Y. Moribe, A. Yoshiasa, S. Ishimaru, Y. Mori, M. Shigeno, and S. Arai (2020), Microdiamond in a low-grade metapelite from a Cretaceous subduction complex, western Kyushu, Japan, Scientific Reports, 10, 11645, doi:10.1038/s41598-020-68599-7. link
  • Hirauchi, K., Y. Yoshida, Y. Yabe, and J. Muto (2020), Slow Stick-Slip Failure in Halite Gouge Caused by Brittle-Plastic Fault Heterogeneity, Geochemistry, Geophysics, Geosystems, 21, e2020GC009165, doi:10.1029/2020GC009165. link
  • Hirauchi, K., I. Katayama, and Y. Kouketsu (2020), Semi-brittle deformation of antigorite serpentinite under forearc mantle wedge conditions, Journal of Structural Geology, 140, 104151, doi:10.1016/j.jsg.2020.104151. link
  • 大橋聖和, 竹下徹, and平内 健一 (2020), 断層帯と断層レオロジーの進化, 地学雑誌, 129, 473–489, doi:10.5026/jgeography.129.473. link
  • Otsubo, M., J.L. Hardebeck, A. Miyakawa, A. Yamaguchi, and G. Kimura (2020), Localized fluid discharge by tensile cracking during the post-seismic period in subduction zones, Scientific Reports, 10, 12281, doi:10.1038/s41598-020-68418-z. link
  • Phillips, N.J., B. Belzer, M.E. French, C.D. Rowe, and K. Ujiie (2020), Frictional Strengths of Subduction Thrust Rocks in the Region of Shallow Slow Earthquakes, Journal of Geophysical Research: Solid Earth, 125, e2019JB018888, doi:10.1029/2019JB018888. link
  • Phillips, N.J., G. Motohashi, K. Ujiie, and C.D. Rowe (2020), Evidence of Localized Failure Along Altered Basaltic Blocks in Tectonic Mélange at the Updip Limit of the Seismogenic Zone: Implications for the Shallow Slow Earthquake Source, Geochemistry, Geophysics, Geosystems, 21, e2019GC008839, doi:10.1029/2019GC008839. link
  • Sueyoshi, K., T. Yokoyama, and I. Katayama (2020), Experimental Measurement of the Transport Flow Path Aperture in Thermally Cracked Granite and the Relationship between Pore Structure and Permeability [WWW Document], Geofluids, , doi:https://doi.org/10.1155/2020/8818293. link
  • 長瀨薫平, 片山郁夫, 畠山航平, 赤松祐哉, 岡﨑啓史, 阿部なつ江, 道林克禎, 横山正, and O.D.P.S. Party (2020), オマーンオフィオライト陸上掘削試料を用いたハードロック掘削における空隙率測定法の再検討, 地質学雑誌, 126, 713–717, doi:10.5575/geosoc.2020.0043. link
  • Katayama, I., N. Abe, K. Hatakeyama, Y. Akamatsu, K. Okazaki, O.I. Ulven, G. Hong, W. Zhu, B. Cordonnier, K. Michibayashi, M. Godard, and P. Kelemen (2020), Permeability Profiles Across the Crust-Mantle Sections in the Oman Drilling Project Inferred From Dry and Wet Resistivity Data, Journal of Geophysical Research: Solid Earth, 125, e2019JB018698, doi:https://doi.org/10.1029/2019JB018698. link
  • Kelemen, P.B.; Matter, J.M.; Teagle, D.A.H.; Coggon, J.A.; and the Oman Drilling Science Team (2020),Proceedings of the Oman Drilling Project: College Station, TX (International Ocean Discovery Program),doi:10.14379/Oman.ph1-2.proc.2020, and specific chapters therein.link
  • Fabbri, O., D.L. Goldsby, F. Chester, A.M. Karpoff, G. Morvan, K. Ujiie, A. Yamaguchi, A. Sakaguchi, C.F. Li, G. Kimura, A. Tsutsumi, E. Screaton, and D. Curewitz (2020), Deformation Structures From Splay and Décollement Faults in the Nankai Accretionary Prism, SW Japan(IODP NanTroSEIZE Expedition 316): Evidence for Slow and Rapid Slip in Fault Rocks, Geochemistry, Geophysics, Geosystems, 21, e2019GC008786, doi:https://doi.org/10.1029/2019GC008786. link
"

C01班

  • Morikami, S., and Y. Mitsui (2020), Omori-like slow decay (p < 1) of postseismic displacement rates following the 2011 Tohoku megathrust earthquake, Earth, Planets and Space, 72, 37, doi:10.1186/s40623-020-01162-w. link
  • Morishige, M., and T. Kuwatani (2020), Bayesian inversion of surface heat flow in subduction zones: a framework to refine geodynamic models based on observational constraints, Geophys J Int, 222, 103–109, doi:10.1093/gji/ggaa149. link
  • Shi, Q., S. Barbot, S. Wei, P. Tapponnier, T. Matsuzawa, and B. Shibazaki (2020), Structural control and system-level behavior of the seismic cycle at the Nankai Trough, Earth, Planets and Space, 72, 27, doi:10.1186/s40623-020-1145-0. link
  • Agata, R. (2020), Introduction of covariance components in slip inversion of geodetic data following a non-uniform spatial distribution and application to slip deficit rate estimation in the Nankai Trough subduction zone, Geophys J Int, 221, 1832–1844, doi:10.1093/gji/ggaa116. link
  • 三井雄太, and 渡邊識 (2020), 地表変位速度場のソフトクラスタリングに基づく伊豆半島およびその周辺の地体構造区分, 地震 第2輯, 73, 27–35, doi:10.4294/zisin.2019-5. link
  • Toh, A., W.J. Chen, N. Takeuchi, D.S. Dreger, W.C. Chi, and S. Ide (2020), Influence of a Subducted Oceanic Ridge on the Distribution of Shallow VLFEs in the Nankai Trough as Revealed by Moment Tensor Inversion and Cluster Analysis, Geophysical Research Letters, 47, e2020GL087244, doi:10.1029/2020GL087244. link
  • Kubo, H., and T. Nishikawa (2020), Relationship of preseismic, coseismic, and postseismic fault ruptures of two large interplate aftershocks of the 2011 Tohoku earthquake with slow-earthquake activity, Scientific Reports, 10, 12044, doi:10.1038/s41598-020-68692-x. link
  • Tatsumi, Y., N. Suenaga, S. Yoshioka, K. Kaneko, and T. Matsumoto (2020), Contrasting volcano spacing along SW Japan arc caused by difference in age of subducting lithosphere, Scientific Reports, 10, 15005, doi:10.1038/s41598-020-72173-6. link
  • 吉岡祥一・Yuval A. Banay・田中もも・末永伸明・佐藤圭介, 太平洋沖地震に伴うプレート間における予効すべりと固着の時空間分布, 東濃地震科学研究所報告 Seq. no.44, 33-49 (2020)
  • 浮田英典・吉岡祥一・中村嘉孝・馬場俊孝・末永伸明, 津波波形を用いた2018年Kodiak地震の断層すべり分布のインヴァージョン, 都市安全研究センター 研究報告 第24号 1-9 (2020)link
  • Okuwaki, R., S. Hirano, Y. Yagi, and K. Shimizu (2020), Inchworm-like source evolution through a geometrically complex fault fueled persistent supershear rupture during the 2018 Palu Indonesia earthquake, Earth and Planetary Science Letters, 547, 116449, doi:10.1016/j.epsl.2020.116449. link
  • Hicks, S.P., R. Okuwaki, A. Steinberg, C.A. Rychert, N. Harmon, R.E. Abercrombie, P. Bogiatzis, D. Schlaphorst, J. Zahradnik, J.-M. Kendall, Y. Yagi, K. Shimizu, and H. Sudhaus (2020), Back-propagating supershear rupture in the 2016 M w 7.1 Romanche transform fault earthquake, Nature Geoscience, 13, 647–653, doi:10.1038/s41561-020-0619-9. link
  • Aránguiz, R., M. Esteban, H. Takagi, T. Mikami, T. Takabatake, M. Gómez, J. González, T. Shibayama, R. Okuwaki, Y. Yagi, K. Shimizu, H. Achiari, J. Stolle, I. Robertson, K. Ohira, R. Nakamura, Y. Nishida, C. Krautwald, N. Goseberg, and I. Nistor (2020), The 2018 Sulawesi tsunami in Palu city as a result of several landslides and coseismic tsunamis, Coastal Engineering Journal, 0, 1–15, doi:10.1080/21664250.2020.1780719. link
  • 西川友章 (2020). スロー地震多発領域が東北地震の破壊を止めた, 地震ジャーナル, 70, 1-10.link
  • Gomberg, J., B. Baxter, E. Smith, K. Ariyoshi, and S. Chiswell (2020), The Ocean’s Impact on Slow Slip Events, Geophysical Research Letters, 47, e2020GL087273, doi:10.1029/2020GL087273. link

C02班

  • Namiki, A., Y. Tanaka, S. Okumura, O. Sasaki, K. Sano, and S. Takeuchi (2020), Fragility and an extremely low shear modulus of high porosity silicic magma, Journal of Volcanology and Geothermal Research, 392, 106760, doi:10.1016/j.jvolgeores.2019.106760. link
  • Yamaguchi, T., Y. Onoue, and Y. Sawae (2020), Topology and Toughening of Sparse Elastic Networks, Phys. Rev. Lett., 124, 068002, doi:10.1103/PhysRevLett.124.068002. link
  • Hirose, Y., Y. Yasugahira, M. Okamoto, Y. Koyano, H. Kitahata, M. Nagayama, and Y. Sumino (2020), Two floating camphor particles interacting through lateral capillary force, J. Phys. Soc. Jpn., 89, 074004, doi:10.7566/JPSJ.89.074004. link
  • Okada, M., Y. Sumino, H. Ito, and H. Kitahata (2020), Spontaneous deformation and fission of oil droplets on an aqueous surfactant solution, arXiv:2002.00644 [cond-mat], .
  • Yajima, S., K. Yoshii, and Y. Sumino (2020), Aversion of face-to-face situation of pedestrians eases crowding condition, arXiv:2003.13992 [nlin, physics:physics], .
  • Yashiki, T., T. Morita, Y. Sawae, and T. Yamaguchi (2020), Subsonic to Intersonic Transition in Sliding Friction for Soft Solids, Physical Review Letters, 124, doi:10.1103/PhysRevLett.124.238001. link
  • Suzuki, T. (2020), Characteristic Sensitivity of Turbulent Flow within a Porous Medium under Initial Conditions, J. Phys. Soc. Jpn., 90, 024401, doi:10.7566/JPSJ.90.024401. link

書籍

B02班

  • 片山郁夫(分担翻訳)(2020), "ジオダイナミクス 原著第3版", 632pp, 共立出版. link
  • Wallis, S. R., Maeno, F. and Toda, S(2020), "Japan and the Korean Peninsula. In: Alderton, D., Elias, S. (eds.) Encyclopedia of Geology, 2nd Edition, v. 4 ", pp. 526–543, Academic Press .

C01班

  • 三井雄太(分担執筆) (編: 岩田孝仁, 北村晃寿, 小山真人)(2020), "静岡の大規模自然災害の科学", 255pp, 静岡新聞社. link
  • 安藤亮輔(分担翻訳)(2020), "ジオダイナミクス 原著第3版", 632pp, 共立出版. link

学会発表

A01班

  • 武村俊介・矢部優・江本賢太郎, 海域で発生する微小地震や低周波微動の震源パラメータ推定への不均質構造の影響, JpGU-AGU Joint Meeting 2020.
  • Takemura, S., Okuwaki, R., Kubota, T., Shiomi, K., Kimura, T., & Noda, A, CMT inversion of offshore earthquakes along the Nankai Trough: Separated distributions of slow and regular earthquakes on the plate boundary, JpGU-AGU Joint Meeting 2020.
  • Baba, S., Takemura, S., Obara, K., & Noda, A., The relationship between slow earthquake activity and frictional property on the plate boundaries around Japan island, JpGU-AGU Joint Meeting 2020.
  • Takemura, S., Yabe, S., Emoto., K & Baba, S., Envelope-based inversion of source time functions for shallow low-frequency tremors southeast off the Kii Peninsula, Slow Earthquakes WS 2020 Virtual.
  • Masatoshi Miyazawa, Miguel Angel Santoyo, Characteristics of tectonic tremors in the northern Mexican subduction zone remotely triggered by the 2017 Mw8.2 Tehuantepec earthquake, JpGU-AGU Joint Meeting 2020.
  • Yusuke Yamashita, Shallow low-frequency tremor at Hyuga-nada (2017-2018), Slow Earthquakes WS 2020 Virtual.
  • Sachiko Tanaka, Takanori Matsuzawa, and Youichi Asano, Shallow low-frequency tremor in the Japan Trench subduction zone, JpGU-AGU Joint Meeting 2020.
  • 武村俊介・矢部優・江本賢太郎・馬場慧, 紀伊半島南東おきで発生する浅部低周波微動のエンベロープインバージョンの試み, 日本地震学会2020年秋季大会.

A02班

  • 廣瀬仁, 木村武志, Slip distributions of short-term slow slip events in Shikoku, southwest Japan from 2001 to 2019 based on tilt change measurements, スロー地震学 A01, A02 班合同オンライン研究会.
  • 廣瀬仁, 木村武志, Slip distributions of short-term slow slip events in Shikoku, southwest Japan from 2001 to 2019 based on tilt change measurements, Slow Earthquakes WS 2020 Virtual.
  • Chujo Naoya, Hitoshi Hirose, Takeshi Kimura, Slip distributions of short-term slow slip events in the northern Kii Peninsula based on NIED Hi-net tilt measurements, JpGU-AGU Joint Meeting 2020.
  • Sawako Teshiba, Hitoshi Hirose, Spatiotemporal evolution of interplate slip in the Hyuganada and the Bungo Channel from 1996 to 2000 based on GNSS data, JpGU-AGU Joint Meeting 2020.
  • Tomoki Ukawa, Hitoshi Hirose, An estimation of stress changes based on earthquake swarm seismicity accompanied by Boso slow slip events, JpGU-AGU Joint Meeting 2020.
  • Yutaro Okada, Takuya NISHIMURA, Takao Tabei, Takeshi Matsushima, Hitoshi Hirose, Detection of short-term slow slip events and estimation of their duration by using three components of GNSS data in the Nankai subduction zone, southwest Japan, JpGU-AGU Joint Meeting 2020.
  • Sawako Teshiba, Hitoshi Hirose, Slow slip events in the afterslip area of the 1996 Hyuganada earthquakes, based on GNSS data, Slow Earthquakes WS 2020 Virtual.
  • Tomoki Ukawa, Hitoshi Hirose, 房総スロースリップイベントに伴う群発地震活動に基づく応力変化の推定, Slow Earthquakes WS 2020 Virtual.
  • Naoya Chujo, Hitoshi Hirose, Takeshi Kimura, Slip distributions of short-term slow slip events in the northern Kii Peninsula based on NIED Hi-net tilt measurements, Slow Earthquakes WS 2020 Virtual.
  • Yutaro OKADA, Takuya NISHIMURA, Takao TABEI, Takeshi MATSUSHIMA, Hitoshi HIROSE, Development of the Detection Method for Short-term Slow Slip Events by Using GNSS Data And its application to the Nankai Subduction Zone, Slow Earthquakes WS 2020 Virtual.
  • 加納将行, 地殻変動データから示唆されるSSEと巨大地震の時空間的関連性, スロー地震学 A01, A02 班合同オンライン研究会.
  • 矢野恵佑・加納将行, ベイズ l1 トレンドフィルタリングに基づくスロースリップ自動検知法, JpGU-AGU Joint Meeting 2020.
  • Masayuki Kano, Aitaro Kato, Detailed Spatial Slip Distribution for Short-term Slow Slip Events along the Nankai Subduction Zone, Southwest Japan, JpGU-AGU Joint Meeting 2020.
  • 駒野和基・宮崎真一・加納将行・松島健・西村卓也, 新設されたGNSS観測点を用いた琉球弧南西部で発生するSSEに関するすべり時空間発展解析, JpGU-AGU Joint Meeting 2020.
  • Masayuki Kano, Spatial and temporal relation between slow and large earthquakes: inference from crustal deformation data, Slow Earthquakes WS 2020 Virtual.

B01班

  • 塩崎一郎、宇都智史、上嶋誠、畑岡寛、村上英記、大志万直人、飯尾能久、安藤和也, 中国・四国地方の基盤的比抵抗構造調査(2019年度), 日本地球惑星科学連合2020年大会.
  • Takashi Tonegawa, Shunsuke Takemura, Suguru Yabe, Kiyoshi Yomogida, Seismic heterogeneity changes before and during slow earthquakes, JpGU-AGU Joint Meeting 2020.
  • Takashi Tonegawa, Shunsuke Takemura, Suguru Yabe, Kiyoshi Yomogida, 南海トラフにおける浅部スロー地震に関連する流体移動, スロー地震学B01オンライン研究集会.
  • 利根川貴志, Weak faults at megathrust plate boundary respond to tidal stress, Slow Earthquakes WS 2020 Virtual.
  • 三浦誠一、望月公廣, 日向灘における海域構造調査, スロー地震学B01オンライン研究集会.
  • Seiichi Miura, Kimihiro Mochizuki, Yasuyuki Nakamura, Gou Fujie, Shuichi Kodaira, Rie Nakata, Masataka Kinoshita, Yoshitaka Hashimoto , Onboard processing seismic profiles in the Hyuga-nada acquired by the KM20-05 cruise, Hyuga-Nada IODP Workshop.
  • 上嶋誠, 豊後水道域に面する西四国におけるネットワークMT観測について, スロー地震学B01オンライン研究集会.
  • Makoto Uyeshima, On the Network-MT survey in the western part of Shikoku Island facing the area of the Bungo Channel long-term slow slip event , Slow Earthquakes WS 2020 Virtual.
  • Makoto Uyeshima, Maki Hata, Hiroshi Ichihara, Ryokei Yoshimura and Koki Aizawa, On 3-D resistivity structure in the SW part of Shikoku-Island, SW Japan, and sensitivity of the Network-MT responses to the structure, JpGU-AGU Joint Meeting 2020.

B02班

  • K. Hatakeyama, I. Katayama, N. Abe, K. Okazaki, The Oman Drilling Project Science Party, Seismic velocity profile across the crust-mantle boundary determined from high-pressure experiments of core samples collected from the Oman Drilling Project., International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research.
  • N. Abe, K. Okazaki, I. Katayama, K. Hatakeyama, B. Ildefonse, O. Ulven, G. Hong, W. Zhu, B. Cordonnier, Y. Akamatsu, K. Michibayashi, E. Takazaw9, M. Harris, D. Teagle, P. Kelemen, M. Godard, J. Matter, J. Coggon and The Oman Drilling Project Science Party, Relationship between the physical properties and hydration of the oceanic lower crust/ Moho TZ: results from onboard measurements of ICDP Oman Drilling Project International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research, International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research.
  • I. Katayama, N. Abe, K. Okazaki, K. Hatakeyama, Y. Akamatsu, K. Michibayashi, M. Godard, P. Kelemen, and The Oman Drilling Project Phase 2 Science Party, Crack density and aspect ratio of serpentinized dunites and harzburgites in the Hole BA1B, 3A, and 4A inferred from onboard ultrasonic velocity data. International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research, International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research.
  • K. Nagase, I. Katayama, T. Yokoyama, K. Hatakeyama, Y. Akamatsu, K. Okazaki, N. Abe, K. Michibayashi, Porosity of mafic and ultramafic core samples from the Oman Drilling Projects measured by the penetration and impregnation methods. International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research, International Conference on Ophiolites and the Oceanic Lithosphere: Results of the Oman Drilling Project and Related Research.
  • 鈴木比奈子、谷川亘、内山庄一郎、浦本豪一郎, 地域の災害経験の共有-災害記念碑デジタルアーカイブマップの公開-, 2020世界災害語り継ぎフォーラム.
  • 尾上裕子、堤 昭人, 合成石英ガウジを用いた中-高速度摩擦滑りにおける摩擦強度に及ぼす湿度の影響, JpGU-AGU Joint Meeting 2020.
  • Akito Tsutsumi, High-velocity frictional behavior of fault gouges in the presence of pore fluid, JpGU-AGU Joint Meeting 2020.
  • Miki Takahashi, Slow slip prior to runaway slip in laboratory, JpGU-AGU Joint Meeting 2020.

C01班

  • Chang, T., and S. Ide, Joint Relocation of Centroid and Hypocenter via Cross-Correlation Approaches, Slow Earthquakes WS 2020 Virtual.
  • Ide, S., What can we observe with DAS? 2020 Jan. JAMSTEC Muroto submarine cable experiment, Slow Earthquakes WS 2020 Virtual.
  • 藤亜希子, 南海トラフ東部に沈み込む海嶺と浅部超低周波地震の震源分布, スロー地震学C01オンライン研究集会.
  • 井出哲, 最近の研究成果アラカルト, スロー地震学C01オンライン研究集会.
  • 有吉慶介, スロー地震の伝播現象から推定される摩擦特性, スロー地震学C01オンライン研究集会.
  • 松澤孝紀, 関東東海地殻活動観測網による1980年代の低周波微動検出の試み, スロー地震学C01オンライン研究集会.
  • 麻生尚文 , 確率論的破壊伝播計算で考えるスロー地震の物理的実体, スロー地震学C01オンライン研究集会.
  • 小澤創 , Simulated Aftershock Sequences, スロー地震学C01オンライン研究集会.
  • 中野優 , 浅部低周波微動のサイズ分布の時間変化, スロー地震学C01オンライン研究集会.
  • 八木勇治, 「Mask R-CNNを用いた地震同定」と「断層形状と断層すべりの同時推定」, スロー地震学C01オンライン研究集会.
  • 山下真司 , 高自由度震源過程モデルで明らかになった2018年Mw7.9アラスカ湾地震の複雑な破壊過程, スロー地震学C01オンライン研究集会.
  • 森重学 , 沈み込み帯温度構造に関するパラメータのベイズ推定, スロー地震学C01オンライン研究集会.
  • 末永 伸明 , 琉球海溝周辺におけるフィリピン海プレートの沈み込みに伴う3次元熱対流数値シミュレーション, スロー地震学C01オンライン研究集会.
  • 三井雄太, 2011年東北地震後の地表変位速度の ゆっくりした大森則減衰: 地震直後は余効「すべり」なのか? , スロー地震学C01オンライン研究集会.
  • 及川元己, 東北日本で発生する火山性深部低周波地震のメカニズム解, スロー地震学C01オンライン研究集会.
  • 柴田律也, 放射パターンを考慮した経験的グリーン関数を用いた震源過程解析, スロー地震学C01オンライン研究集会.
  • 吉岡祥一, 最近の研究成果と今年度の取り組みについて, スロー地震学C01オンライン研究集会.
  • 堀高峰, ゆっくり地震・通常地震モデルの統合と大規模シミュレーションの活用, スロー地震学C01オンライン研究集会.
  • Nobuaki Suenaga, Shoichi Yoshioka, 3-D thermal modeling of generation mechanisms for short-term slowslip events and low-frequency earthquakes along the Ryukyu trench, JpGU-AGU Joint Meeting 2020.
  • 阿部 大毅・吉岡 祥一, 2011年東北地方太平洋沖地震前15年間のプレート間カップリングの時空間分布の推定, JpGU-AGU Joint Meeting 2020.
  • Toh, A., WJ Chen, N Takeuchi, DS Dreger, WC Chi, and S. Ide, Influence of a subducted oceanic ridge on the distribution of shallow VLFEs in the Nankai Trough as revealed by moment tensor inversion and cluster analysis, Slow Earthquakes WS 2020 Virtual.

C02班

  • 並木敦子, Experiments simulating the subduction of seamounts beneath a viscoelastic crust, JpGU-AGU Joint Meeting 2020.
  • Sumita, I., Hashimoto, K., Excitation of airwave by a bubble bursting in particle-bearing fluids : regime transitions and implications for basaltic volcanic eruptions, JpGU-AGU Joint Meeting 2020.
  • Kojiro Otoguro, Yutaka Sumino, Fluid flow patterns in fluid injection into swelling gel particles, JpGU-AGU Joint Meeting 2020.
  • Yutaka Sumino, Takuya Saito, Tetsuo Yamaguchi, Takahiro Hatano, Satoshi Ide, Reduction of mathematical model for slip behavior of one dimensional elastic layer with rate and state friction, JpGU-AGU Joint Meeting 2020.
  • Yutaka Sumino, Takuya Saito, Tetsuo Yamaguchi, Takahiro Hatano, Satoshi Ide, Search for Slow Earthquakeas the Benjamin-Feir instability, Slow Earthquakes WS 2020 Virtual.
  • 鈴木岳人, 多孔質媒質中の乱流に見られる渦粘性の初期値鋭敏性の解析的分類, 日本物理学会2020年秋季大会.
  • Takehito Suzuki and Hiroshi Matsukawa, Slip-front-propagation velocity with non-vanishing friction stress at infinitely large slip velocity, JpGU-AGU Joint Meeting 2020.
  • Takehito Suzuki and Hiroshi Matsukawa, Systematic understanding of slip-front-propagation velocity with the slip-velocity-dependent friction law, Slow Earthquakes WS 2020 Virtual.

メディア・アウトリーチ

A01班

  • 加藤愛太郎, "地震はどこまで分かっているのか――地震学の新パラダイム「スロー地震」から探る", 国立大学附置研究所・センター会議, 2020/3/20. link
  • 加藤愛太郎, "世界も注目「ゆっくり滑り」が教えてくれる巨大地震の現在地", iRONNA, 2020/3/11. link
  • 中村衛, "RBC NEWS「ナゼナニ特捜班 沖縄でも巨大地震は発生するか?」", 琉球放送 RBC ザ・ニュース, 2020/02/05.
  • 山下裕亮, "日向灘の地震観測研究最前線", 宮崎県建築士会きらら研修会, 2020/1/17.
  • 山下裕亮, "地震の基礎と日向灘の特徴", UMKテレビ宮崎 地震に関する勉強会, 2020/2/6.
  • 山下裕亮, "知っておきたい地震のイロハ", 宮崎県主催 地域の防災セミナー(都農町), 2020/2/9.
  • 山下裕亮, "日向灘の地震活動とM6.3の教訓", 宮崎県高等学校教育研究会水産部会 職員研修会, 2020/2/21.
  • 山下裕亮, "日向灘の地震活動を知る~過去,現在,そして未来~", 宮崎市木花地区26自治会自主防災隊研修, 2020/7/7.
  • 山下裕亮, "地震とは何か?", 宮崎県経営者協会及び宮崎経済同友会例会・講演会, 2020/9/28.
  • 山下裕亮, "いつ起こるかわからない南海トラフ地震だからこそ観測し続ける責務がある!", FM宮崎 POCKYのSUPER RADIO CULB, 2020/4/25.

A02班

    B01班

    • 上嶋 誠, "Using Chorus' copper network to monitor earthquake activity", https://www.youtube.com/watch?v=S_012WXRd-Y&feature=youtu.be, 2020/2/9.
    • 中島淳一, "体感!グレートネイチャー SP「火山・鳴動する大地をゆく」", NHK, 2020/10/10.

    B02班

    • 濵田 洋平, "未来へのバイオ技術勉強会【地震減災と微生物&~津波減災、液状化対策、地震波軽減】にて、「(仮)減災と微生物」について講演依頼。 (協会員企業 60人)", バイオインダストリー協会, 2020/1/10.
    • 廣瀬 丈洋, "室戸ジオパーク企画展「地球×ちきゅうⅢ」協賛(一日先生1/25 件名:「南海トラフ地震:地下で何が起こっているのか?」、内容:迫りくる南海地震。地震の際に地下深部でどのようなことが起こっているのでしょうか?南海地震発生のしくみをわかりやすく紹介します。 (廣瀬)、2/22 件名:「南海トラフの海底下を流れる「お湯」〜成分とその効能〜」、内容:南海トラフの海底下の水(お湯)やガスの流れは、地震活動や海底下深部で生きる微生物の活動に密接に関係していると考えられています。この水がどこから来るのか?地球深部探査船「ちきゅう」の掘削などにより明らかになってきたことを紹介します。(井尻)", , 2020/1/15-2/29.

    C01班

    • 井出 哲, "地震予測に迫る", 朝日新聞 夕刊, 2020/02/19.
    • 西川友章, "巨大地震のブレーキ役か。「スロー地震」の不思議", NewsPicks, 2020/8/13.

    受賞

    A01班

    • 上田拓, "日本地震学会学生優秀発表賞", 2020. link

    B01班

    • 及川元己, "日本地震学会学生優秀発表賞", 2020. link
    • 柴田律也, "日本地震学会学生優秀発表賞", 2020. link
    • 土山絢子, "日本地震学会学生優秀発表賞", 2020. link

    B02班

    • 末吉和公, "AGU2020 Outstanding Student Paper Awards (OSPAs)", 2020.

    C01班

    • 山佳典史, "日本測地学会「学生による講演会優秀発表」", 2020. link
    • 西川友章, "令和2年度京都大学防災研究所研究発表講演会優秀発表賞", 2021. link