Love and Rayleigh phase-velocity maps, 5-40 s, of the western and central USA from USArray data

Earth and Planetary Science Letters

Volumn 402, Issue C, 2014, Pages 42-49

  Ekstrom G ^a  

^a Department of Earth and Environmental Sciences   (United States)

Author keywords

Earth's crust; Noise tomography; Surface wave dispersion

Indexed keywords

DISPERSION (WAVES); PHASE VELOCITY; STRUCTURAL GEOLOGY; SURFACE WAVES;

CORRELATION SPECTRA; CRUSTAL VELOCITY; DISPERSION CURVES; EARTH'S CRUST; NOISE CORRELATION; SEDIMENTARY COVERS; STATION OPERATIONS; SURFACE WAVE DISPERSION;

VELOCITY;

EID: 84926277888     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2013.11.022     Document Type: Article

References (21)

1. Aki K. Space and time spectra of stationary waves with special reference to microtremors. Bull. Earthq. Res. Inst. Univ. Tokyo 1957, 35:415-456.
2. Bassin C., Laske G., Masters G. The current limits of resolution for surface wave tomography in North America. EOS, Trans. AGU 2000, 81. Abstract S12A-03, Fall Meeting Suppl.
3. Bensen G.D., Ritzwoller M.H., Barmin M.P., Levshin A.L., Lin F., Moschetti M.P., Shapiro N.M., Yang Y. Processing seismic ambient noise data to obtain reliable broad-band surface wave dispersion measurements. Geophys. J. Int. 2007, 169:1239-1260.
4. Dziewonski A.M., Anderson D.L. Preliminary reference Earth model. Phys. Earth Planet. Inter. 1981, 25:297-356.
5. Ekström G., Humphreys E.D., Levander A. USArray - probing the continent. IRIS Newslett. 1998, 16:2-9.
6. Ekström G., Abers G.A., Webb S.H. Determination of surface-wave phase velocities across USArray from noise and Aki's spectral formulation. Geophys. Res. Lett. 2009, 36:L18301.
7. Godey S., Deschamps F., Trampert J., Snieder R. Thermal and compositional anomalies beneath the North American continent. J. Geophys. Res. 2004, 109:B01308.
8. Levander A., Humphreys E.D., Ekström G., Meltzer A.S., Shearer P.M. Proposed project would give unprecedented look under North America. EOS, Trans. AGU 1999, 80:245-251.
9. Lin F.C., Moschetti M., Ritzwoller M.H. Surface wave tomography of the western United States from ambient seismic noise: Rayleigh and Love wave phase velocity maps. Geophys. J. Int. 2008, 173:281-298.
10. Lobkis O.I., Weaver R.L. On the emergence of the Green's function in the correlations of a diffuse field. J. Acoust. Soc. Am. 2001, 110:3011-3017.
11. Meltzer A., Rudnick R., Zeitler P., Levander A., Humphreys E.D., Karlstrom K., Ekström G., Carlson R., Dixon T., Gurnis M., Shearer P., van der Hilst R. USArray initiative. GSA Today 1999, 9:8-10.
12. Mooney W.D., Kaban M.K. The North American upper mantle: Density, composition, and evolution. J. Geophys. Res. 2010, 115:B12424.
13. Nettles M., Dziewoński A.M. Radially anisotropic shear velocity structure of the upper mantle globally and beneath North America. J. Geophys. Res. 2008, 113:B02303.
14. Peterson J.A., Smith D.L. Rocky Mountain paleogeography through geologic time. Paleotectonics and Sedimentation in the Rocky Mountain Region, United States 1986, vol. 41:3-19. American Association of Petroleum Geologists.
15. Romanowicz B. Seismic structure of the upper mantle beneath the United States by 3-dimensional inversion of body wave arrival times. Geophys. J. R. Astron. Soc. 1979, 57:479-506.
16. Sabra K.G., Gerstoft P., Roux P., Kuperman W.A., Fehler M.C. Surface wave tomography from microseisms in Souther California. Geophys. Res. Lett. 2005, 32:L14311.
17. Sánchez-Sesma F.J., Campillo M. Retrieval of the Green's function from cross correlation: The canonical elastic problem. Bull. Seismol. Soc. Am. 2006, 96:1182-1191.
18. Shapiro N.M., Campillo M. Emergence of broadband Rayleigh waves from correlations of the ambient seismic noise. Geophys. Res. Lett. 2004, 31:L07614.
19. Shapiro N.M., Campillo M., Stehly L., Ritzwoller M.H. High-resolution surface-wave tomography from ambient seismic noise. Science 2005, 307:1615-1618.
20. Snieder R. Extracting the Green's function from the correlation of coda waves: A derivation based on stationary phase. Phys. Rev. E 2004, 69:046610.
21. Yao H., van der Hilst R.D., de Hoop M.V. Surface-wave array tomography in SE Tibet from ambient seismic noise and two-station analysis - I. Phase velocity maps. Geophys. J. Int. 2006, 166:732-744.