Strong localized asperity of the 2011 Tohoku-Oki earthquake, Japan

Earth, Planets and Space

Volumn 64, Issue 7, 2012, Pages 649-654

  Kumagai, Hiroyuki ^a   Pulido, Nelson ^a   Fukuyama, Eiichi ^a   Aoi, Shin ^a  

^a NATIONAL RESEARCH INSTITUTE FOR EARTH SCIENCE AND DISASTER PREVENTION   (Japan)

Author keywords

Centroid moment tensor; Effective normal stress; Seamount; Stress drop; Waveform inversion

Indexed keywords

ASPERITY; CENTROID MOMENT TENSOR; SEAMOUNT; SUBDUCTION ZONE; TOHOKU EARTHQUAKE 2011; WAVEFORM ANALYSIS;

HONSHU; JAPAN; TOHOKU;

EID: 84876404432     PISSN: 13438832     EISSN: 18805981     Source Type: Journal    
DOI: 10.5047/eps.2012.01.004     Document Type: Article

References (26)

1. Aki, K., Scaling law of seismic spectrum, J. Geophys. Res., 72, 1217-1231, 1967.
2. w 6.6 Niigata-ken Chuetsu-Oki earthquake, J. Geophys. Res., 115, B05310, doi:10.1029/2009JB006556, 2010.
3. Asano, Y., T. Saito, Y. Ito, K. Shiomi, H. Hirose, T. Matsumoto, S. Aoi, S. Hori, and S. Sekiguchi, Spatial distribution and focal mechanisms of aftershocks of the 2011 off the Pacific coast of Tohoku Earthquake, Earth Planets Space, 63, 669-673, 2011.
4. Byerlee, J. D., Friction of rocks, PureAppl. Geophys., 116, 615-626, 1978.
5. Fujii, Y, K. Satake, S. Sakai, M. Shinohara, and T. Kanazawa, Tsunami source of the 2011 off the Pacific coast of Tohoku Earthquake, Earth Planets Space, 63, 815-820, 2011.
6. Fukuyama, E., A. Kubo, H. Kawai, and K. Nonomura, Scismic remote monitoring of stress field, Earth Planets Space, 53, 1021-1026, 2001.
7. Ide, S., A. Baltay, and G. C. Beroza, Shallow dynamic overshoot and energetic deep rupture in the 2011 Mw 9.0 Tohoku-Oki Earthquake, Science, 332, 1426-1429, doi:10.1126/science.1207020c, 2011.
8. Ito, Y, T. Tsuji, Y. Osada, M. Kido, D. Inazu, Y. Hayashi, H. Tsushima, R. Hino, and H. Fujimoto, Frontal wedge deformation near the source region of the 2011 Tohoku-Oki earthquake, Geophys. Res. Lett., 38, L00G05, doi:10.1029/2011GL048355, 2011.
9. Kanamori, H., Rupture process of subduction-zone earthquakes, Ann. Rev. Earth Planet. Sci., 14, 293-322, 1986.
10. Kanamori, H. and D. L. Anderson, Theoretical basis of some empirical relations in seismology, Bull. Scismol. Soc. Am., 65, 1073-1095, 1975.
11. Kanamori, H. and L. Astiz, The 1983 Akita-Oki earthquake and its implications for systematic of subduction earthquakes, Earthq. Predict. Res., 3, 305-317, 1985.
12. Kato, N. and S. Yoshida, A shallow strong patch model for the 2011 great Tohoku-oki earthquake: A numerical simulation, Geophys. Res. Lett., 38, L00G04, doi: 10.1029/2011GL048565, 2011.
13. Kubo, A., E. Fukuyama, H. Kawai, and K. Nonomura, NIED seismic moment tensor catalogue for regional earthquakes around Japan: Quality test and application, Tectonophysics, 356, 23-48, 2002.
14. w 9.0 off the Pacific coast of Tohoku Earthquake: Comparison of deep-water tsunami signals with finite-fault rupture model predictions, Earth Planets Space, 63, 797-801, 2011.
15. Matsubara, M. and K. Obara, The 2011 off the Pacific coast of Tohoku Earthquake related to a strong velocity gradient with the Pacific plate, Earth Planets Space, 63, 663-667, 2011.
16. Mochizuki, K., T. Yamada, M. Shinohara, Y. Yamanaka, and T. Kanazawa, Weak interplate coupling by seamounts and repeating M 7 earthquakes, Science, 321, 1194-1197, doi: 10.1126/science.1160250, 2008.
17. Nakano, M., H. Kumagai, and H. Inoue, Waveform inversion in the frequency domain for the simultaneous determination of earthquake source mechanism and moment function, Geophys. J. Int., 173, 1000-1011, doi: 10.1111/J.1365-246X. 2008.03783.X, 2008.
18. Ozawa, S., T. Nishimura, H. Suito, T. Kobayashi, M. Tobita, and T. Imakiire, Coseismic and postseismic slip of the 2011 magnitude-9 Tohoku-Oki earthquake, Nature, 475, 373-376, doi: 10.1038/naturel0227, 2011.
19. Sato, M., T. Ishikawa, N. Ujihara, S. Yoshida, M. Fujita, M. Mochizuki, and A. Asada, Displacement Above the hypocenter of the 2011 Tohoku-Oki earthquake, Science, 332, 1395, doi:10.1126/science.1207401, 2011.
20. Sato, T. and T. Hirasawa, Body wave spectra from propagating shear cracks, J. Phys. Earth, 21, 415-431, 1973.
21. Scholz, C. H. and C. Small, The effect of seamount subduction on seismic coupling, Geology, 25, 487-490, 1997.
22. Simons, M. et al., The 2011 magnitude 9.0 Tohoku-Oki Earthquake: Mosaicking the megathrust from seconds to centuries, Science, 332, 1421-1425, doi: 10.1126/science.1206731, 2011.
23. Tsuru, T, J.-O. Park, S. Miura, S. Kodaira, Y. Kido, and T. Hayashi, Alongarc structural variation of the plate boundary at the Japan Trench margin: Implication of interplate coupling, J. Geophys. Res., 107(B12), 2357, doi:10.1029/2001JB001664, 2002.
24. Wang, K. and S. L. Bilek, Do subducting seamounts generate or stop large earthquakes?. Geology, 39, 819-822, doi: 10.1130/G31856.1, 2011.
25. Yoshida, S. and N. Kato, Pore pressure distribution along plate interface that causes a shallow asperity of the 2011 great Tohoku-oki earthquake, Geophys. Res. Lett., 38, L00G13, doi:10.1029/2011GL048902, 2011.
26. w 9.0), Geophys. Res. Lett., 38, LI7308, doi:10.1029/2011GL048408, 2011.