3-D P and S wave velocity structures and their relationship to strong earthquakes in the Chinese capital region

Acta Geophysica Sinica

Volumn 49, Issue 3, 2006, Pages 805-815

  Qi, Cheng ^a   Zhao, Da Peng ^b   Chen, Yong ^c   Chen, Qi Fu ^c   Wang, Bao Shan ^c  

^a INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

^b EHIME UNIVERSITY   (Japan)

^c INSTITUTE OF GEOPHYSICS   (China)

Author keywords

Crustal 3 D structure; Poisson's ratio; The Capital Circle area; Tomography

Indexed keywords

ARRIVAL TIME; P-WAVE; POISSON RATIO; S-WAVE; SEISMOTECTONICS; STRONG MOTION; VELOCITY STRUCTURE; WAVE VELOCITY;

ASIA; CHINA; EURASIA; FAR EAST;

EID: 33749402601     PISSN: 00015733     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (38)

1. Jin A S, Liu F T, Sun Y Z. Three-dimensional P-wave velocity structure of the crust and upper mantle under Beijing region. Chinese J. Geophys. (Acta Geophysica Sinica) (in Chinese), 1980, 23(2): 172-182
2. Liu F T, Qu K X, Wu H, et al. Seismic tomography of north China region. Chinese J. Geophys. (Acta Geophysica Sinica) (in Chinese), 1986,29(5):442-449
3. Shedlock K, Roecker S. Elastic wave velocity structure under the crust and upper mantle beneath North China. J. Geophys. Res., 1987,92:9327-9350
4. Zhu L P, Zeng R S, Liu F T. Three-dimensional P-wave velocity structure under the Beijing network area. Chinese J. Geophys. (Acta Geophysica Sinica) (in Chinese), 1990,33(3):267-277
5. Sun R M, Liu F T. Crust structure and strong earthquake in Beijing, Tianjing, Tangshan area: 1:P wave velocity structure. Chinese J. Geophys. (Acta Geophysica Sinica) (in Chinese), 1995, 38(5): 599-607
6. Yu X W, Chen Y T, Wang P D. Three-dimensional P wave velocity structure in Beijing-Tianjin-Tangshan area. Acta Seismologica Sinica (in Chinese), 2003,25(1): 1-14
7. Huang J L, Zhao D. Crustal heterogeneity and seismotectonics of the region around Beijing, China. Tectonophysics, 2004,385:159-180
8. Wang F Y, Zhang X K, Chen Q F, et al. Fine tomographic inversion of the upper crust 3-D structure around Beijing. Chinese J. Geophys. (Acta Geophysica Sinica) (in Chinese) 2005,48(2):359-366
9. Zhuang C T. Technical composition of the digital seismic telemetry network in Capital zone. Seismological and Geomagnetic Observation and Research (in Chinese), 1999,20(5): 23-28
10. Zhao D, Hasegawa A, Horiuchi S. Tomographic imaging of P and S wave velocity structure beneath northeastern Japan. J. Geophys. Res., 1992,97:19909-19928
11. Zhao D, Hasegawa A, Kanamori H. Deep structure of Japan subduction zone as derived from local, regional, and teleseismic events. J. Geophys. Res., 1994,99:22313-22329
12. Zhao D. New advances of seismic tomography and its applications to subduction zones and earthquake fault zones: A review. The Island Arc, 2001,10:68-84
13. Paige C C, Saunders M. LSQR: An algorithm for sparse linear equations and sparse least squares. ACM Transactions on Mathematical Software, 1982,8: 43-71
14. Zhao D. Seismic structure and origin of hotspots and mantle plumes. Earth Planet. Sci. Lett., 2001, 192: 251-265
15. Zhao D. Global tomographic images of mantle plumes and subducting slabs: insight into deep Earth dynamics. Physics of the Earth and Planetary Interiors, 2004, 146: 3-34
16. Zang S, Yang J. The depth distribution of North China intraplate earthquakes and their physical background. Seismol. Geol., 1984, 6: 67-75
17. Zhao Y L, Sun R M, Mei S R. Relocation of the earthquake parameters in Bohai Sea and its adjacent areas. Earthquake Research in China (in Chinese), 1993,9(2): 129-137
18. Jia S X, Qi C, Wang F Y, et al. Three-dimensional crustal gridding structure of the Capital area. Chinese J. Geophys. (in Chinese), 2005,48(6):1316-1324
19. Humphreys E, Clayton R W. Adaptation of back projection tomography to seismic travel time problems. J. Geophys. Res., 1988, 93:1073-1085
20. The Center of Analysis and Prediction, State Seismological Bureau ed. Catalogue of East China Earthquakes (in Chinese). Beijing: Seismological Press, 1980
21. Zhao D, Kanamori H. The 1992 Landers earthquake sequence: Earthquake occurrence and structural heterogeneities. Geophysical Research Letters, 1993, 20:1083-1086
22. Zhao D, Kanamori H. The 1994 Northridge earthquake: 3-D crustal structure in the rupture zone and its relation to the aftershock locations and mechanisms. Geophysical Research Letters, 1995,22:763-766
23. Zhao D, Kanamori H, Wiens D. State of stress before and after the 1994 Northridge earthquakes. Geophysical Research Letters, 1997, 24:519-522
24. Zhao D, Kanamori H, Negishi. Tomography of the source area of the 1995 Kobe earthquake: Evidence for fluids at the hypocenter? Science, 1996, 274: 1891-1894
25. Zhao D, Negishi H. The 1995 Kobe earthquake: Seismic image of the source zone and its implications for the rupture nucleation. J. Geophys. Res., 1998, 103: 9967-9986
26. kayal J R, Zhao D, Mishra O. The 2001 Bhuj earthquake: tomographic evidence for fluids at the hypocenter and its implications for rupture nucleation. Geophysical Research Letters, 2002, 29(12), doi: 10.1029/ 2002GL015177
27. Mishra O, Zhao D. Crack density, saturation rate and porosity at the 2001 Bhuj, India, earthquake hypocenter: a fluid-driven earthquake? Earth Planet. Sci. Lett., 2003,212: 305-393
28. Marquis G, Hyndman R D. Geophysical support for aqueous fluids in the deep crust: Seismic and electrical relationships. Geophs. J. Int., 1992, 110: 91-105
29. Qin X L, Pedersen L B, Zhao Y L, et al. Conductivity structure of crust in the Tangshan seismic area and the possibility of exploring potential seismic sources by magnetotelluric method. Acta Seismologica Sinica, 1991,13(3):354-363
30. Xu C F. The cause of formation of the upper mande and curst high conductive layers in Chinese mainland and the study of Tangshan earthquake. Earth Science Frontiers (in Chinese), 2003, 10 (Suppl.): 101-111
31. Nakajima J, Matsuzawa T, Hasegawa A, et al. Three-dimensional structure of Vp, Vs, and Vp/Vs beneath northeastern Japan: Implications for arc magmatism and fluids. J. Geophys. Res., 2001, 106: 21843-21858
32. Zhao D, Mishra O, Sanda R. Influence of fluids and magma on earthquakes: seismological evidence. Phys. Earth Planet. Inter., 2002,132:249-267
33. Hauksson E, Haase J. Three-dimensional Vp and Vp/Vs velocity models of the Los Angeles basin and central Transverse Ranges, California. J. Geophys. Res., 1997,102:5423-5453
34. Nakamura M, Yoshida Y, Zhao D, et al. Three-dimensional P- and S-wave velocity structures beneath the Ryukyu arc. Tectonophysics, 2003,369:121-143
35. Huang J, Zhao D, Zheng S. Lithospheric structure and its relationship to seismic and volcanic activity in southwest China. J. Geophys. Res., 2002,107(B10), doi: 10.1029/2000JB000137
36. Hickman S, Sibson R, Bruhn R. Introduction to special section: mechanical involvement of fluids in faulting. J. Geophys. Res., 1995, 100:12831-12840
37. Sibson R H. Implications of fault-valve behavior for rupture nucleation and recurrence. Tectonophysics, 1992, 211: 283-293
38. Editorial Group of "The 1976 Tangshan Earthquake", State Seismological Bureau. The 1976 Tangshan Earthquake (in Chinese). Beijing: Seismological Press, 1982