[1] | Hansen U,Yuen D A.Numerical simulations of thermoˉchemical instability at the coreˉmantle boundary[J].Nature,1988,334:237ˉ240.
|
[2] | W en L.Seismic evidence for a rapidly varying compositional anomaly at the base of the earth’smantle beneath the Indian Ocean [J].Earth Planet Sci Lett,2001,194:83ˉ95.
|
[3] | Karato S I,KarkiB B.Origin of lateral variation of seismicwave velocities and density in the deep mantle[J].JGeophys Res,2001,106:21771ˉ21783.
|
[4] | Masters G,Laske G,Bolton H,et al.The relative behavior of shear velocity,bulk sound speed and compressional velocity in the mantle:Implications for chemical and thermal structure[A].Karato S,Forte A M,Liebermann R C,et al.Earth’s Deep Interior[C].W ashington D C:American GeophysicalUnion,2000,17:63ˉ87.
|
[5] | 朱介寿.下地幔及核幔边界结构及地球动力学[J].地球科学进展,2000,15(2):139ˉ142.
|
[6] | Forte A M,Mitrovica J X.Nature,2001,410:1049ˉ1056.
|
[7] | Stacey F D.Phys Earth Planet Inter,1998,106:219ˉ236.
|
[8] | Dubrovinsky L S,Dubrovinskaia N,Annersten H,et al.Eur JMineral,2001,13:857ˉ861.
|
[9] | Jackson I.Geophys J Inter,1998,134:291ˉ311.
|
[10] | YamazakiD,Karato S I.AmericanMineralogist,2001,86:385ˉ391.
|
[11] | ChristensenU.Instability of a hot boundary layer and initiation of the thermoˉchemical plumes[J].Ann Geophys,1984,2:311ˉ320.
|
[12] | Davies G F,GurnisM.Interaction ofmantle dregs with convection:Lateral heterogeneity at the coreˉmantle boundary[J].Geoˉphys Res Lett,1986,13:1517ˉ1520.
|
[13] | IshiiM,Tromp J.Normalˉmode and freeˉair gravity constraints on lateral variations in velocity and density of earth’smantle[J].Science,1999,285:1231ˉ1236.
|
[14] | SidaoN,HelmbergerD V.Further constraints on the African superplume structure[J].Phys Earth Planet Inter,2003,140:243ˉ251.
|
[15] | Tackley P J.Threeˉdimensional simulations ofmantle convectionwith a thermoˉchemicalCMB boundary layer:D″[A].GurnisM,WyˉsessionM,Knittle E.The CoreˉMantle Boundary Region[C].Washington D C:American GeophysicalUnion,1998,28:231ˉ253.
|
[16] | Garnero E J,Jeanloz R.Fuzzy patches on the earth’s coreˉmantle boundary[J].Gephys Res Lett,2000,7:2777ˉ2780.
|
[17] | Knittle E,Jeanloz R.Earth’s coreˉmantle boundary:results of experiments at high pressures and temperatures[J].Science,1991,251:1438ˉ1443.
|
[18] | Deschamps F,Trampert J.Mantle tomography and its relation to temperature and composition[J].Phys Earth Planet Inter,2003,140:277ˉ291.
|
[19] | Romanowicz B.Can we resolve3D density heterogeneity in the lowermantle[J].Geophys Res Lett,2001,28:1107ˉ1110.
|
[20] | W en L,SilverP,James D,et al.Seismic evidence for a thermoˉchemical boundary layer at the base of the earth’smantle[J].Earth Planet Sci Lett,2001,189:141ˉ143.
|
[21] | Resovsky J,Trampert J.Using probabilistic seismic tomography to testmantle velocityˉdensity relationships[J].Earth PlanetSci Lett,2003,215:121ˉ134.
|
[22] | SuW,DziewonskiAM.Simultaneous inversion for3D variations in shear and bulk velocity in themantle[J].PhysEarth Planet Inter,1997,100:135ˉ156.
|
[23] | KennettB L N,W idiyantoro S,van derH ilstR D.JGeophys Res,1998,103:12469ˉ12493.
|