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Volumn 466, Issue 7307, 2010, Pages 744-747

Melting-induced stratification above the Earth's inner core due to convective translation

Author keywords

[No Author keywords available]

Indexed keywords

ANISOTROPY; ASYMMETRY; BUOYANCY FORCING; CRYSTALLIZATION; EARTH STRUCTURE; GEODYNAMO; INNER CORE; MELTING; SEISMIC VELOCITY; THERMAL CONVECTION;

EID: 77955505929     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature09257     Document Type: Article
Times cited : (209)

References (30)
  • 1
    • 0021091980 scopus 로고
    • Possible heterogeneity of the Earth's core deduced from PKIKP travel times
    • Poupinet, G., Pillet, R. & Souriau, A. Possible heterogeneity of the Earth's core deduced from PKIKP travel times. Nature 305, 204-206 (1983).
    • (1983) Nature , vol.305 , pp. 204-206
    • Poupinet, G.1    Pillet, R.2    Souriau, A.3
  • 2
    • 0030752131 scopus 로고    scopus 로고
    • Degree one heterogeneity and hemispherical variation of anisotropy in the inner core from PKP(BC)-PKP(DF) times
    • Tanaka, S. & Hamaguchi, H. Degree one heterogeneity and hemispherical variation of anisotropy in the inner core from PKP(BC)-PKP(DF) times. J. Geophys. Res. 102, 2925-2938 (1997).
    • (1997) J. Geophys. Res. , vol.102 , pp. 2925-2938
    • Tanaka, S.1    Hamaguchi, H.2
  • 3
    • 0033543835 scopus 로고    scopus 로고
    • Large-scale variations in inner core anisotropy
    • Creager, K. C. Large-scale variations in inner core anisotropy. J. Geophys. Res. 104, 309-314 (1999).
    • (1999) J. Geophys. Res. , vol.104 , pp. 309-314
    • Creager, K.C.1
  • 4
    • 0033625916 scopus 로고    scopus 로고
    • Inner core anisotropy and heterogeneity level
    • Garcia, R. & Souriau, A. Inner core anisotropy and heterogeneity level. Geophys. Res. Lett. 27, 3121-3124 (2000).
    • (2000) Geophys. Res. Lett. , vol.27 , pp. 3121-3124
    • Garcia, R.1    Souriau, A.2
  • 5
    • 0035953607 scopus 로고    scopus 로고
    • Hemispherical variations in seismic velocity at the top of the Earth's inner core
    • Niu, F. & Wen, L. Hemispherical variations in seismic velocity at the top of the Earth's inner core. Nature 410, 1081-1084 (2001).
    • (2001) Nature , vol.410 , pp. 1081-1084
    • Niu, F.1    Wen, L.2
  • 6
    • 19844372422 scopus 로고    scopus 로고
    • Seismic velocity structure in the earth's outer core
    • DOI 10.1029/2003JB002928, B02302
    • Yu, W.-C., Wen, L. & Niu, F. Seismic velocity structure in the earth's outer core. J. Geophys. Res. 110, B02302, doi 10.1029/2003JB002928 (2005). (Pubitemid 40763101)
    • (2005) Journal of Geophysical Research B: Solid Earth , vol.110 , Issue.2 , pp. 1-22
    • Yu, W.-C.1    Wen, L.2    Niu, F.3
  • 7
    • 0026286637 scopus 로고
    • The velocity profile at the base of the liquid core from PKP(BC1Cdiff) data: An argument in favor of radial inhomogeneity
    • Souriau, A. & Poupinet, G. The velocity profile at the base of the liquid core from PKP(BC1Cdiff) data: an argument in favor of radial inhomogeneity. Geophys. Res. Lett. 18, 2023-2026 (1991).
    • (1991) Geophys. Res. Lett. , vol.18 , pp. 2023-2026
    • Souriau, A.1    Poupinet, G.2
  • 8
    • 0026054159 scopus 로고
    • Traveltimes for global earthquake location and phase identification
    • Kennett, B. L. N. & Engdahl, E. R. Traveltimes for global earthquake location and phase identification. Geophys. J. Int. 105, 429-465 (1991).
    • (1991) Geophys. J. Int. , vol.105 , pp. 429-465
    • Kennett, B.L.N.1    Engdahl, E.R.2
  • 9
    • 0029535499 scopus 로고
    • Attenuation in the uppermost inner core from broad-band GEOSCOPE PKP data
    • Souriau, A. & Roudil, P. Attenuation in the uppermost inner core from broad-band GEOSCOPE PKP data. Geophys. J. Int. 123, 572-587 (1995).
    • (1995) Geophys. J. Int. , vol.123 , pp. 572-587
    • Souriau, A.1    Roudil, P.2
  • 10
    • 0028813015 scopus 로고
    • Constraints on seismic velocities in the earth from traveltimes
    • Kennett, B. L. N., Engdahl, E. R. & Buland, R. Constraints on seismic velocities in the earth from traveltimes. Geophys. J. Int. 122, 108-124 (1995).
    • (1995) Geophys. J. Int. , vol.122 , pp. 108-124
    • Kennett, B.L.N.1    Engdahl, E.R.2    Buland, R.3
  • 11
    • 0028826851 scopus 로고
    • P wave velocity model of Earth's core
    • Song, X. & Helmberger, D. V. A. P wave velocity model of Earth's core. J. Geophys. Res. 100, 9817-9830 (1995).
    • (1995) J. Geophys. Res. , vol.100 , pp. 9817-9830
    • Song, X.1    Helmberger, D.V.A.2
  • 12
    • 50649114554 scopus 로고    scopus 로고
    • The structure of the base of the outer core inferred from seismic waves diffracted around the inner core
    • doi 10.1029/2007JB005316
    • Zou, Z., Koper, K. D. & Cormier, V. F. The structure of the base of the outer core inferred from seismic waves diffracted around the inner core. J. Geophys. Res. 113, B05314, doi 10.1029/2007JB005316 (2008).
    • (2008) J. Geophys. Res. , vol.113
    • Zou, Z.1    Koper, K.D.2    Cormier, V.F.3
  • 13
    • 50649087503 scopus 로고    scopus 로고
    • A thermochemical boundary layer at the base of Earth's outer core and independent estimate of core heat flux
    • Gubbins, D., Masters, G. & Nimmo, F. A thermochemical boundary layer at the base of Earth's outer core and independent estimate of core heat flux. Geophys. J. Int. 174, 1007-1018 (2008).
    • (2008) Geophys. J. Int. , vol.174 , pp. 1007-1018
    • Gubbins, D.1    Masters, G.2    Nimmo, F.3
  • 15
    • 33646580074 scopus 로고    scopus 로고
    • P-wave propagation in transversely isotropic media: II. Application to inner core anisotropy: Effect of data averaging, parametrization and a priori information
    • Calvet, M., Chevrot, S. & Souriau, A. P-wave propagation in transversely isotropic media: II. Application to inner core anisotropy: effect of data averaging, parametrization and a priori information. Phys. Earth Planet. Inter. 156, 21-40 (2006).
    • (2006) Phys. Earth Planet. Inter. , vol.156 , pp. 21-40
    • Calvet, M.1    Chevrot, S.2    Souriau, A.3
  • 16
    • 0019353929 scopus 로고
    • A study of conditions at the inner core boundary of the Earth
    • Loper, D. & Roberts, P. A study of conditions at the inner core boundary of the Earth. Phys. Earth Planet. Inter. 24, 302-307 (1981).
    • (1981) Phys. Earth Planet. Inter. , vol.24 , pp. 302-307
    • Loper, D.1    Roberts, P.2
  • 18
    • 0346685794 scopus 로고    scopus 로고
    • Whole-field density measurements by 'synthetic schlieren'
    • Dalziel, S. B., Hughes, G. O. & Sutherland, B. R. Whole-field density measurements by 'synthetic schlieren'. Exp. Fluids 28, 322-335 (2000).
    • (2000) Exp. Fluids , vol.28 , pp. 322-335
    • Dalziel, S.B.1    Hughes, G.O.2    Sutherland, B.R.3
  • 19
    • 33847644089 scopus 로고    scopus 로고
    • Laboratory experiments on the generation of internal tidal beams over steep slopes
    • DOI 10.1063/1.2472511
    • Gostiaux, L. & Dauxois, T. Laboratory experiments on the generation of internal tidal beams over steep slopes. Phys. Fluids 19, 028102, doi 10.1063/1.2472511 (2007). (Pubitemid 46358748)
    • (2007) Physics of Fluids , vol.19 , Issue.2 , pp. 028102
    • Gostiaux, L.1    Dauxois, T.2
  • 21
    • 77954386098 scopus 로고    scopus 로고
    • ed. Schubert, G.
    • Voc?adlo, L. in Treatise on Geophysics (ed. Schubert, G.) Vol.2, 91-120 (2007).
    • (2007) Treatise on Geophysics , vol.2 , pp. 91-120
    • Vocadlo, L.1
  • 22
    • 0037091636 scopus 로고    scopus 로고
    • Iron under Earth's core conditions: Liquid-state thermodynamics and high-pressure melting curve from ab initio calculations
    • doi 10.1103/PhysRevB.65.165118
    • Alfè, D., Price, G. D. & Gillan, M. J. Iron under Earth's core conditions: liquid-state thermodynamics and high-pressure melting curve from ab initio calculations. Phys. Rev. B 65, 165118, doi 10.1103/PhysRevB.65.165118 (2002).
    • (2002) Phys. Rev. B , vol.65 , pp. 165118
    • Alfè, D.1    Price, G.D.2    Gillan, M.J.3
  • 23
    • 0028193370 scopus 로고
    • Physical Properties of the Earth's Core
    • Poirier, J.-P. Physical properties of the Earth's core. C. R. Acad. Sci. 318, 341-350 (1994).
    • (1994) C. R. Acad. Sci. , vol.318 , pp. 341-350
    • Poirier, J.-P.1
  • 24
    • 0027873715 scopus 로고
    • Dislocation melting of iron and the temperature of the inner core boundary, revisited
    • Poirier, J.-P. & Shankland, T. J. Dislocation melting of iron and the temperature of the inner core boundary, revisited. Geophys. J. Int. 115, 147-151 (1993).
    • (1993) Geophys. J. Int. , vol.115 , pp. 147-151
    • Poirier, J.-P.1    Shankland, T.J.2
  • 25
    • 0031425725 scopus 로고    scopus 로고
    • Experimental melting curve of iron revisited
    • Anderson, O. L. & Duba, A. Experimental melting curve of iron revisited. J. Geophys. Res. 102, 22659-22670 (1997).
    • (1997) J. Geophys. Res. , vol.102 , pp. 22659-22670
    • Anderson, O.L.1    Duba, A.2
  • 26
    • 0020372460 scopus 로고
    • Aspherical Earth structure from fundamental spheroidal-mode data
    • Masters, G., Jordan, T. H., Silver, P. G., & Gilbert, F. Aspherical Earth structure from fundamental spheroidal-mode data. Nature 298 609-613 (1982).
    • (1982) Nature , vol.298 , pp. 609-613
    • Masters, G.1    Jordan, T.H.2    Silver, P.G.3    Gilbert, F.4
  • 27
    • 39749194963 scopus 로고    scopus 로고
    • Constraints on grain size and stable iron phases in the uppermost inner core from multiple scattering modeling of seismic velocity and attenuation
    • Calvet, M. & Margerin, L. Constraints on grain size and stable iron phases in the uppermost inner core from multiple scattering modeling of seismic velocity and attenuation. Earth Planet. Sci. Lett. 267, 200-212 (2008)
    • (2008) Earth Planet. Sci. Lett. , vol.267 , pp. 200-212
    • Calvet, M.1    Margerin, L.2
  • 28
    • 70350393125 scopus 로고    scopus 로고
    • Onset and orientation of convection in the inner core
    • Buffett, B. A. Onset and orientation of convection in the inner core. Geophys. J. Int. 179, 711-719 (2009).
    • (2009) Geophys. J. Int. , vol.179 , pp. 711-719
    • Buffett, B.A.1
  • 29
    • 67449097973 scopus 로고    scopus 로고
    • Tectonic history of the Earth's inner core preserved in its seismic structure
    • Deguen, R. & Cardin, P. Tectonic history of the Earth's inner core preserved in its seismic structure. Nature Geosci. 2, 419-422 (2009).
    • (2009) Nature Geosci. , vol.2 , pp. 419-422
    • Deguen, R.1    Cardin, P.2
  • 30
    • 0344287179 scopus 로고    scopus 로고
    • Thermal and magnetic evolution of the earth's core
    • Labrosse, S. Thermal and magnetic evolution of the earth's core. Phys. Earth Planet. Inter. 140, 127-143 (2003).
    • (2003) Phys. Earth Planet. Inter. , vol.140 , pp. 127-143
    • Labrosse, S.1


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