Some comments on the effects of lower-mantle anisotropy on SKS and SKKS phases

Physics of the Earth and Planetary Interiors

Volumn 146, Issue 3-4, 2004, Pages 469-481

  Hall, Stéphen A ^a   Kendall, J M ^a   van der Baan, Mirko ^a  

^a UNIVERSITY OF LEEDS   (United Kingdom)

Author keywords

Anisotropy; Composition of the Earth; Core phases; D ; Seismology

Indexed keywords

ANISOTROPY; CORE (PLANETARY); MANTLE DISCONTINUITY; MANTLE STRUCTURE; S-WAVE; SEISMIC WAVE; WAVE SPLITTING;

EID: 3543062826     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.pepi.2004.05.002     Document Type: Article

References (20)

1. Aki, K., Richards, P.G., 1980. Quantitative Seismology: Theory and Methods. Freeman Press, San Francisco, USA, 992 pp.
2. Anderson, O.L., 1965. Determination and some uses of isotropic elastic constants of polcrystalline aggregates using single crystal data, in: Mason, P.M. (Ed.), Physical Acoustics, 3B, pp. 43-95.
3. Chapman C.H.Shearer P.M.Ray tracing in azimuthally anisotropic media-II. Quasi-shear wave coupling Geophys. J. Int. 96 1989 65-83
4. Crampin S.Yedlin M.Shear-wave singularities of wave propagation in anisotropic media, A review of wave motion in anisotropic and cracked elastic media J. Geophys. 49 1981 43-46
5. Dziewonski A.M.Anderson D.L.Preliminary reference earth model Phys. Earth Planet. Int. 25 1981 297-356
6. Guest W.S.Kendall J.-M.Modelling seismic waveforms in anisotropic inhomogeneous media using ray and Maslov asymptotic theory: applications to exploration seismology Can. J. Expl. Geophys. 29 1993 78-92
7. Hill R.The elastic behaviour of a crystalline aggregate Proc. Phys. Soc. (Lond.) A65 1952 349
8. James D.E.Assumpçao M.Tectonic implications of S-wave anisotropy beneath SE Brazil Geophys. J. Int. 126 1996 1-10
9. Karato S.Some remarks on the origin of seismic anisotropy in the D″ layer Earth Planets Space 50 1998 1019-1028
10. Kendall, J.-M., Silver, P.G., 1998. Investigating causes of D″ anisotropy, in: Gurnis, M., Wysession, M., Knittle, E., Buffet, B. (Eds.), Core-Mantle Boundary Region, Geodynamic Series, vol. 28. American Geophysical Union, Washington, DC, USA, pp. 97-118.
11. Lay, T., Garnero, E.J., Williams, Q., Romanowicz, B., Kellogg, L., Wysession, M.E., 1998. Seismic wave anisotropy in the D″ region and its implications, in: Gurnis, M., Wysession, M., Knittle, E., Buffet, B. (Eds.), Core-Mantle Boundary Region, Geodynamic Series, vol. 28. American Geophysical Union, Washington, DC, USA, pp. 229-318.
12. Mallick S.Frazer L.NReflection-transmission coefficients and azimuthal anisotropy in marine seismic studies Geophys. J. Int. 105 1991 241-252
13. Maupin V.On the possibility of anisotropy in the D″ layer as inferred from the polarization of diffracted S-waves Phys. Earth Planet. Int. 87 1994 1-32
14. 3 perovskite at pressures and temperatures of the Earth's mantle Nature 411 2001 934-937
15. Restivo A.Helffrich G.Kendall J.-M.core-mantle boundary heterogeneities inferred from anomalous SKS and SKKS splitting EOS: Trans. Am. Geophys. Un. 79 1998 F617
16. Savage M.Seismic anisotropy and mantle deformation: what have we learned from shear wave splitting Revs. Geophys. 37 1999 65-106
17. Silver P.G.Seismic anisotropy beneath the continents: probing the depths of geology Ann. Rev. Earth Space Sci. 24 1996 385
18. 2 at high pressure, in: Gurnis, M., Wysession, M., Knittle, E., Buffet, B. (Eds.), Core-Mantle Boundary Region, Geodynamic Series, vol. 28. American Geophysical Union, Washington, DC, USA, pp. 83-96.
19. Tandon G.P.Weng G.J.The effect of aspect ratio of inclusions on the elastic properties of unidirectionally aligned composites Polym. Compos. 5 1984 327-333
20. Yamazaki D.Karato S.-I.Fabric development in (Mg,Fe)O during large strain, shear deformation; implications for seismic anisotropy in Earth's lower mantle Phys. Earth Planet. Int. 131 2002 251-267