Low wave speed zones in the crust beneath SE Tibet revealed by ambient noise adjoint tomography

Geophysical Research Letters

Volumn 41, Issue 2, 2014, Pages 334-340

  Chen, Min ^a,b   Huang, Hui ^a   Yao, Huajian ^a,c   Van Der Hilst, Rob ^a   Niu, Fenglin ^b,d  

^a MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

^b RICE UNIVERSITY   (United States)

^c UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA   (China)

^d CHINA UNIVERSITY OF PETROLEUM   (China)

Author keywords

Adjoint tomography; Ambient noise; Empirical Green's Functions; SE Tibet

Indexed keywords

ACOUSTIC NOISE; GREEN'S FUNCTION; ITERATIVE METHODS; SHEAR WAVES; TOMOGRAPHY;

ADJOINTS; AMBIENT NOISE; EMPIRICAL GREEN'S FUNCTIONS; FINITE-FREQUENCY KERNELS; FREQUENCY-DEPENDENT; PRECONDITIONED CONJUGATE GRADIENT METHOD; SPECTRAL ELEMENT METHOD; WESTERN SICHUAN BASIN;

THREE DIMENSIONAL;

AMBIENT NOISE; CRUST; GREEN FUNCTION; S-WAVE; SPECTRAL ANALYSIS; THREE-DIMENSIONAL MODELING; WAVE VELOCITY;

CHINA; XIZANG;

EID: 84892633729     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1002/2013GL058476     Document Type: Article

References (26)

1. Bai, D., et al. (2010), Crustal deformation of the eastern Tibetan plateau revealed by magnetotelluric imaging, Nat. Geosci., 3 (5), 358-362, doi: 10.1038/ngeo830.
2. Caldwell, W. B., S. L. Klemperer, S. S. Rai, and, J. F. Lawrence, (2009), Partial melt in the upper-middle crust of the northwest Himalaya revealed by Rayleigh wave dispersion, Tectonophysics, 477, 58-65, doi: 10.1016/j.tecto.2009. 01.013.
3. Clark, M. K., and, L. H. Royden, (2000), Topographic ooze: Building the eastern margin of Tibet by lower crustal flow, Geology, 28 (8), 703-706.
4. Copley, A., (2008), Kinematics and dynamics of the southeastern margin of the Tibetan Plateau, Geophys. J. Int., 174 (3), 1081-1100, doi: 10.1111/j.1365-246X.2008.03853.x.
5. Huang, H., H. Yao, and, R. D. van der Hilst, (2010), Radial anisotropy in the crust of SE Tibet and SW China from ambient noise interferometry, Geophys. Res. Lett., 37, L21310, doi: 10.1029/2010GL044981.
6. Komatitsch, D., Q. Liu, J. Tromp, P. Su, C. Stidham, and, J. H. Shaw, (2004), Simulations of ground motion in the Los Angeles Basin Based upon the spectral-element method, Bull. Seismol. Soc. Am., 94 (1), 187-206.
7. Li, C., and, R. D. van der Hilst, (2010), Structure of the upper mantle and transition zone beneath Southeast Asia from traveltime tomography, J. Geophys. Res., 115, B07308, doi: 10.1029/2009JB006882.
8. Maggi, A., C. Tape, M. Chen, D. Chao, and, J. Tromp, (2009), An automated time-window selection algorithm for seismic tomography, Geophys. J. Int., 178 (1), 257-281, doi: 10.1111/j.1365-246X.2009.04099.x.
9. Royden, L. H., B. C. Burchfiel, and, R. D. van der Hilst, (2008), The geological evolution of the Tibetan Plateau, Science, 321, 1054-1058, doi: 10.1126/science.1155371.
10. Sabra, K. G., P. Gerstoft, P. Roux, and, W. A. Kuperman, (2005), Extracting time-domain Green's function estimates from ambient seismic noise, Geophys. Res. Lett., 32, L03310, doi: 10.1029/2004GL021862.
11. Shapiro, N. M., and, M. Campillo, (2004), Emergence of broadband Rayleigh waves from correlations of the ambient seismic noise, Geophys. Res. Lett., 31, L07614, doi: 10.1029/2004GL019491.
12. Sol, S., et al. (2007), Geodynamics of the southeastern Tibetan Plateau from seismic anisotropy and geodesy, Geology, 35 (6), 563-566, doi: 10.1130/G23408A.1.
13. Takei, Y., (2000), Acoustic properties of partially molten media studied on a simple binary system with a controllable dihedral angle, J. Geophys. Res., 105 (B7), 16,665-16,682, doi: 10.1029/2000JB900124.
14. Tape, C., Q. Liu, A. Maggi, and, J. Tromp, (2009), Adjoint tomography of the southern California crust, Science, 325, 988-992, doi: 10.1126/science. 1175298.
15. Tapponnier, P., G. Peltzer, A. Y. Le Dain, R. Armijo, and, P. Cobbold, (1982), Propagating extrusion tectonics in Asia: New insights from simple experiments with plasticine, Geology, 10, 611-616, doi: 10.1130/0091-7613(1982) 10<611.
16. Tapponnier, P., G. Peltzer, and, R. Armijo, (1986), On the mechanics of the collision between India and Asia, Geol. Soc. London, Spec. Publ., 19 (1), 113-157, doi: 10.1144/GSL.SP.1986.019.01.07.
17. Tromp, J., C. Tape, and, Q. Liu, (2005), Seismic tomography, adjoint methods, time reversal and banana-doughnut kernels, Geophys. J. Int., 160 (1), 195-216, doi: 10.1111/j.1365-246X.2004.02453.x.
18. Tromp, J., Y. Luo, S. Hanasoge, and, D. Peter, (2010), Noise cross-correlation sensitivity kernels, Geophys. J. Int., 183 (2), 791-819, doi: 10.1111/j.1365-246X.2010.04721.x.
19. Wang, C.-Y., L. M. Flesch, P. G. Silver, L.-J. Chang, and, W. W. Chan, (2008), Evidence for mechanically coupled lithosphere in central Asia and resulting implications, Geology, 36 (5), 363, doi: 10.1130/G24450A.1.
20. Xie, J., M. H. Ritzwoller, W. Shen, Y. Yang, Y. Zheng, and, L. Zhou, (2013), Crustal radial anisotropy across Eastern Tibet and the Western Yangtze Craton, J. Geophys. Res. Solid Earth, 118, 4226-4252, doi: 10.1002/jgrb.50296.
21. Xu, L., S. Rondenay, and, R. D. van der Hilst, (2007), Structure of the crust beneath the southeastern Tibetan Plateau from teleseismic receiver functions, Phys. Earth Planet. Inter., 165 (3-4), 176-193, doi: 10.1016/j.pepi.2007.09.002.
22. Yang, Y., M. H. Ritzwoller, Y. Zheng, W. Shen, A. L. Levshin, and, Z. Xie, (2012), A synoptic view of the distribution and connectivity of the mid-crustal low velocity zone beneath Tibet, J. Geophys. Res., 117, B04303, doi: 10.1029/2011JB008810.
23. Yao, H., R. D. van der Hilst, and, M. V. de Hoop, (2006), Surface-wave array tomography in SE Tibet from ambient seismic noise and two-station analysis-I. Phase velocity maps, Geophys. J. Int., 166 (2), 732-744, doi: 10.1111/j.1365-246X.2006.03028.x.
24. Yao, H., C. Beghein, and, R. D. van der Hilst, (2008), Surface wave array tomography in SE Tibet from ambient seismic noise and two-station analysis-II. Crustal and upper-mantle structure, Geophys. J. Int., 173 (1), 205-219, doi: 10.1111/j.1365-246X.2007.03696.x.
25. Yao, H., and, R. D. van der Hilst, (2009), Analysis of ambient noise energy distribution and phase velocity bias in ambient noise tomography, with application to SE Tibet, Geophys.J. Int., 179 (2), 1113-1132, doi: 10.1111/j.1365-246X.2009.04329.x.
26. Yao, H., R. D. van der Hilst, and, J.-P. Montagner, (2010), Heterogeneity and anisotropy of the lithosphere of SE Tibet from surface wave array tomography, J. Geophys. Res., 115, B12307, doi: 10.1029/2009JB007142.