利用背景噪声进行地震成像
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摘要
利用长时序列背景地震噪声进行地震成像是最近的一项创新成果,它摆脱了传统方法须依赖地震获取地壳上地幔高分辨率信息的限制。新方法被称为背景噪声层析成像(ANT),主要用于地震面波。随着背景噪声层析成像技术在最新部署的地震台阵(如美国台阵地球透镜项目)资料解释中的应用,更高分辨率的地壳上地幔地震模型已赫然显现。
引文
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[9]Yang Y and Ritzwoller M H.The characteristics of ambient seismic noise as a source for surface wave tomo-graphy.Geochem.,Geophys.,Geosys.,2008,9(2),Q02008,18pages,doi:10.1029/2007GC001814
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[11]Duvall TL,Jefferies S M,Harvey J W,et al.Time-distance helioseismology.Nature,1993,362:430--432
[12]Larose E,Khan A,Nakamura Y,et al.Lunar subsurface investigated from correlation of seismic noise.Geo-phys.Res.Letts.,2005,32,L16201,doi:1029/2005GL023518
[13]Brenguier F,Shapiro NM,Campillo M,et al.Towards forecasting volcanic eruptions using seismic noise.Na-ture Geoscience,2008,doi:10.1038/ngeo104
[2]Lobkis O I and Weaver R L.On the emergence of the Green’s function in the correlations of a diffuse field.J.Acoust.Soc.Am.,2001,110(6):3011--3017
[3]Shapiro N Mand Campillo M.Emergence of broadband Rayleigh waves from correlations of the ambient seismic noise.Geophys.Res.Lett.,200431,L07614,doi:10.1029/2004GL019491
[4]Bensen G D,Ritzwoller M H,Barmin M P,et al.Processing seismic ambient noise data to obtain reliable broad-band surface wave dispersion measurements.Geophys.J.Int.,2007,169:1239--1260,doi:10.1111/j.1365-246X.2007.03374.x
[5]Shapiro N M,Campillo M,Stehly L,et al.High resolution surface wave tomography from ambient seismic noise.Science,2005,307(5715):1615--1618
[6]Sabra K G,Gerstoft P,Roux P,et al.Surface wave tomography from microseisms in Southern California.Geo-phys.Res.Letts.,2005,32,L14311,doi:10.1029/2005GL023155
[7]Lin F,Moschetti M P,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,doi:10.1111/j1365-246X.2008.03720.x
[8]Stehly L,Campillo M,Shapiro NM.Astudy of the seismic noise from its long range correlation properties.J.Geophys.Res.,2006,111,B10306,doi:10.1029/2005JB004237
[9]Yang Y and Ritzwoller M H.The characteristics of ambient seismic noise as a source for surface wave tomo-graphy.Geochem.,Geophys.,Geosys.,2008,9(2),Q02008,18pages,doi:10.1029/2007GC001814
[10]Yang Y,Ritzwoller MH,Lin F C,et al.The structure of the crust and uppermost mantle beneath the western US revealed by ambient noise and earthquake tomography.Submitted to J.Geophys.Res.,2008
[11]Duvall TL,Jefferies S M,Harvey J W,et al.Time-distance helioseismology.Nature,1993,362:430--432
[12]Larose E,Khan A,Nakamura Y,et al.Lunar subsurface investigated from correlation of seismic noise.Geo-phys.Res.Letts.,2005,32,L16201,doi:1029/2005GL023518
[13]Brenguier F,Shapiro NM,Campillo M,et al.Towards forecasting volcanic eruptions using seismic noise.Na-ture Geoscience,2008,doi:10.1038/ngeo104
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