Distinct seismic anisotropy at the centre of the Earth
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Bréger, 2000, The effect of D″ on PKP(AB–DF) travel time residuals and possible implications for inner-core structure, Earth Planet. Sci. Lett., 175, 133, 10.1016/S0012-821X(99)00286-1
Creager, 1992, Anisotropy of the inner-core from differential travel times of the phases PKP and PKIKP, Nature, 356, 309, 10.1038/356309a0
Creager, 1999, Large-scale variations in inner-core anisotropy, J. Geophys. Res., 104, 23127, 10.1029/1999JB900162
Dahlen, 2000, Fréchet kernels for finite-frequency traveltimes. I. Theory, Geophys. J. Int., 141, 157, 10.1046/j.1365-246X.2000.00070.x
Durek, 1999, Inner-core anisotropy inferred by direct inversion of normal-mode spectra, Geophys. J. Int., 139, 599, 10.1046/j.1365-246x.1999.00961.x
Dziewoński, 1981, Preliminary reference Earth model, Phys. Earth Planet. Inter., 25, 297, 10.1016/0031-9201(81)90046-7
Dziewoński, 1976, The effect of small, aspherical perturbations on travel times and a re-examination of the corrections for ellipticity, Geophys. J. R. Astron. Soc., 44, 7, 10.1111/j.1365-246X.1976.tb00271.x
Dziewoński, 1998, A local anomaly in the inner-core, EOS Trans. Am. Geophys. Un. Suppl., 79, S218
Edmonds, A.R., 1960. Angular Momentum in Quantum Mechanics. Princeton University Press, Princeton, NJ.
Garcia, 2000, Inner-core anisotropy and heterogeneity level, Geophys. Res. Lett., 27, 3121, 10.1029/2000GL008520
Ishii, 2002, The innermost inner-core of the Earth: evidence for a change in anisotropic behavior at the radius of about 300 km, Proc. Natl. Acad. Sci. U.S.A., 22, 14026, 10.1073/pnas.172508499
Ishii, M., Tromp, J., Dziewoński, A.M., Ekström, G., 2002a. Joint inversion of normal-mode and body-wave data for inner-core anisotropy. 1. Laterally homogeneous anisotropy. J. Geophys. Res. 107, 10.1029/2001JB000712.
Ishii, M., Dziewoński, A.M., Tromp, J., Ekström, G., 2002b. Joint inversion of normal-mode and body-wave data for inner-core anisotropy. 2. Possible complexities. J. Geophys. Res. 107, 10.1029/2001JB000713.
Love, A.E.H., 1927. A Treatise on the Theory of Elasticity, fourth ed. Cambridge University Press, Cambridge.
Mao, 1998, Elasticity and rheology of iron above 220 GPa and the nature of the Earth’s inner-core, Nature, 396, 741, 10.1038/25506
Morelli, A., Dziewoński, A.M., Woodhouse, J.H., 1986. Anisotropy of the inner-core inferred from PKIKP travel times. Geophys. Res. Lett. 13, 1545–1548.
Niu, 2001, Hemispherical variations in seismic velocity at the top of the Earth’s inner-core, Nature, 410, 1081, 10.1038/35074073
Shearer, 1994, Constraints on inner-core anisotropy from PKP(DF) travel times, J. Geophys. Res., 99, 19647, 10.1029/94JB01470
Shearer, 1991, PKP(BC) versus PKP(DF) differential travel times and aspherical structure in the Earth’s inner-core, J. Geophys. Res., 96, 2233, 10.1029/90JB02370
Song, 1996, Anisotropy in the central part of the inner-core, J. Geophys. Res., 101, 16089, 10.1029/96JB01152
Song, 1993, Anisotropy of Earth’s inner-core, Geophys. Res. Lett., 20, 2591, 10.1029/93GL02812
Song, 1997, PKP differential travel times: implications for 3-D lower mantle, Geophys. Res. Lett., 24, 1863, 10.1029/97GL01761
Song, 1998, Seismic evidence for an inner-core transition zone, Science, 282, 924, 10.1126/science.282.5390.924
Souriau, 1997, Inner-core differential rotation: facts and artefacts, Geophys. Res. Lett., 24, 2103, 10.1029/97GL01933
Steinle-Neumann, 2001, Elasticity of iron at the temperature of the Earth’s inner-core, Nature, 413, 57, 10.1038/35092536
Su, W.-J., Dziewoński, A.M., 1993. Joint 3-D inversion for P and S velocity in the mantle. EOS Trans. AGU 74, Fall Meeting Suppl., 557.
Su, 1995, Inner-core anisotropy in three dimensions, J. Geophys. Res., 100, 9831, 10.1029/95JB00746
Tanaka, 1997, Degree one heterogeneity and hemispherical variation of anisotropy in the inner-core from PKP(BC) and PKP(DF) times, J. Geophys. Res., 102, 2925, 10.1029/96JB03187
Tkalčić, 2002, Constraints on D″ structure using PKP(AB–DF), PKP(BC–DF) and PcP–P travel time data from broadband records, Geophys. J. Int., 148, 599, 10.1046/j.1365-246X.2002.01603.x
Tromp, 1993, Support for anisotropy of the Earth’s inner-core from free oscillations, Nature, 366, 678, 10.1038/366678a0
Tromp, 1995, Normal-mode splitting observations from the Great 1994 Bolivia and Kuril Islands earthquakes: constraints on the structure of the mantle and inner-core, GSA Today, 5, 137
Vinnik, 1994, Anisotropy in the center of the inner-core, Geophys. Res. Lett., 21, 1671, 10.1029/94GL01600
Wang, 1995, Spherical-spline parameterization of three-dimensional Earth models, Geophys. Res. Lett., 22, 3099, 10.1029/95GL03080
Wessel, 1991, Free software helps map and display data, EOS Trans. Am. Geophys. Un., 72, 441, 10.1029/90EO00319
Woodhouse, 1978, The effect of a general aspherical perturbation on the free oscillations of the Earth, Geophys. J. R. Astron. Soc., 53, 335, 10.1111/j.1365-246X.1978.tb03746.x
Woodhouse, 1986, Evidence for inner-core anisotropy from free oscillations, Geophys. Res. Lett., 13, 1549, 10.1029/GL013i013p01549