An analysis of anisotropic mantle viscosity, and its possible effects on post-glacial rebound

Physics of the Earth and Planetary Interiors

Volumn 102, Issue 1-2, 1997, Pages 33-50

  Han, Dazhong ^a   Wahr, John ^a  

^a UNIVERSITY OF COLORADO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ANISOTROPY; MANTLE; POSTGLACIAL REBOUND; VISCOSITY;

EID: 0030670549     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0031-9201(96)03268-2     Document Type: Article

References (42)

1. Anderson, D.L. and Dziewonski, A.M., 1982. Upper mantle anisotropy: evidence from free oscillations. Geophys. J. R. Astron. Soc., 69: 383-404.
2. Cathles, L.M., 1975. The Viscosity of the Earth's Mantle. Princeton University Press, Princeton, NJ.
3. Chesnokov, E.M. and Zatsepin, S.M., 1991. Effect of applied stress on effective elastic anisotropy in cracked solid. Geophys. J. Int., 107(3): 563-569.
4. Christensen, U.R., 1987. Some geodynamic effects of anisotropy viscosity. Geophys. J. R. Astron. Soc., 91: 711-736.
5. Crampin, D., 1981. A review of wave motion in anisotropic and cracked elastic-medium. Wave Motion, 3: 349-391.
6. Crampin, D., 1985. Evaluation of anisotropy by shear-wave splitting. Geophysics, 50(1): 142-152.
7. Dong, Z.X., 1995. Seismic modeling and migration for 3-D anisotropic media. Ph.D. Thesis, University of Texas at Dallas.
8. Farrell, W.E., 1972. Deformation of the Earth by surface loads. Rev. Geophys. Space Phys., 10(3): 761-797.
9. Helbig, K., 1993. Simultaneous observation of seismic wave of different polarization indicates subsurface anisotropy and might help to unravel its cause. J. Appl. Geophys., 30(1-2): 1-24.
10. Han, D. and Wahr, J., 1995. The viscoelastic relaxation of a realistically stratified Earth, and a further analysis of post glacial rebound. Geophys. J. Int., 120: 287-311.
11. Han, D. and Wahr, J., 1997. What can measurements of horizontal motions tell us about postglacial reboun? J. Geophys. Res., submitted.
12. Ivins, E.R. and Sammis, C.G., 1995. On lateral viscosity contrast in the mantle and the rheology of low-frequency geodynamics. Geophys. J. Int., 123: 305-322.
13. James, T. and Morgan, J., 1990. Horizontal motion due to post-glacial rebound. Geophys. Res. Lett., 17(17): 957-960.
14. Jordan, T. and Gahery, J.B., 1993. Stochastic models of fine-scale upper-mantle structure and seismic observations of polarization anisotropy. Trans. Am. Geophys. Union, 74: 438-439.
15. Karato, S., 1987. Seismic anisotropy due to lattice preferred orientation of minerals; kinematic or dynamic? In: H. Manghnani and Y. Syono (Editors), High Pressure Research in Mineral Physics; The Akimoto Volume. American Geophysical Union, Washington, DC, and Terra, Tokyo.
16. Lambeck, K., 1990. Glacial rebound, sea-level change and mantle viscosity. Q. J. R. Astron. Soc., 31.
17. Lambeck, K., Johnston P., and Nakada, M., 1990. Holocene glacial rebound and sea-level change in NW Europe. Geophys. J. Int., 103: 451-468
18. Lerch, F.J. et al., 1992. Gravitation modeling improvement for TOPEX/Poseidon. EOS, Trans. Am. Geophys. Union, 1992 Fall Meeting, 73(3): 125.
19. Mitrovica, J. and Peltier, W.R., 1991. Free air gravity anomalies associated with glacial isostatic disequilibrium: load history effect on the inference of deep mantle viscosity. Geophys. Res. Lett., 18(2): 235-238.
20. Mitrovica, J. and Peltier, W.R., 1992a. A comparison of method for the inversion of viscoelastic relaxation spectra. Geophys. J. Int., 108: 410-414.
21. Mitrovica, J. and Peltier, W.R., 1992b. Constraints on mantle viscosity from relative sea level variations in Hudson Bay. Geophys. Res. Lett., 19(12): 1185-1188.
22. Mitrovica, J., Davis, J.L. and Shapiro, I.I., 1994. A spectral formalism for computing three-dimensional deformation due to surface load. 2. Present-day glacial isostatic adjustment. J. Geophys. Res., 99(B4): 7075-7101.
23. Mitrovica, J.X., 1997. Haskell (1935) revisited. J. Geophys. Res., 101: 555-569.
24. Nakada, M. and Lambeck, P., 1987. Glacial rebound and sea-level variations: a new appraisal. Geophys. J., 90: 171-224.
25. Nakada, M. and Lambeck, P., 1988. The melting history of the late Pleistocene Antarctic ice sheet. Nature, 333: 36-40
26. O'Connell, R.J., 1976. The effect of mantle phase change on postglacial rebound. J. Geophys. Res., 81: 971-974.
27. Peltier, W.R., 1974. The impulse response of a Maxwell Earth. Rev. Geophys. Space Phys., 12(4) 649-669.
28. Peltier, W.R., 1976a. Glacial-isostatic adjustment - I. The forward problem. Geophys. J. R. Astron. Soc., 46: 605-646.
29. Peltier, W.R., 1976b. Glacial-isostatic adjustment - II. The inverse problem. Geophys. J. R. Astron. Soc., 46: 669-705.
30. Peltier, W.R., 1985. The LAGEOS constraint on deep mantle viscosity: result from a new normal mode method for the inversion of viscoelastic relaxation spectra. J. Geophys. Res., 90(B11): 9411-9421.
31. Peltier, W.R., Drummond, R.A. and Tushingham. A.M., 1986. Post-glacial rebound and transient lower mantle rheology. Geophys. J. R. Astron. Soc., 87: 79-116.
32. Richter, F.M. and Daly, S.F., 1978. Convection models having a multiplicity of carge horizontal scales. J. Geophy. Res., 83, 4951-4956.
33. Sabadini, R. and Yuen, D.A., 1985. The effects of transient rheology on the interpretation of lower mantle viscosity. Geophys. Res. Lett., 12: 361-365.
34. Saito, M. and Abe, Y., 1984. Consequence of anisotropic viscosities in Earth's mantle. Zisin, 37: 237-245.
35. Tao, G. and King, M.S., 1990. Shear wave velocity and Q anisotropy in rocks: a laboratory study. Int. J. Rock Mech. Min. Sci. Geomech. Abstr., 27(5): 353-371.
36. Trupin, A., 1993. Effects of polar ice on the Earth's rotation and gravitational potential. Geophys. J. Int., 113: 273-283.
37. Tushingham, A.M. and Peltier, W.R., 1991. Ice-3G: a new global model of Late Pleistocene deglaciation based upon geophysical predictions of post-glacial relative sea level change. J. Geophys. Res., 96(B3): 4497-4523.
38. Walcott, R.I., 1972. Late Quaternary vertical movements in eastern North America; quantitative evidence of glacio-isostatic rebound. Rev. Geophys. Space Phys., 10(4): 849-884.
39. Wu, P. and Peltier, W.R., 1982. Viscous gravitational relaxation. Geophys. J. R. Astron. Soc., 70: 435-485.
40. Wu, P. and Peltier, W.R., 1983. Glacial isostatic adjustment and the free air gravity anomaly as a constraint on deep mantle viscosity. Geophys. J. R. Astron. Soc., 74: 377-449.
41. Wu, P. and Peltier, W.R., 1984. Pleistocene deglaciation and the Earth's rotation: a new analysis. Geophys. J. R. Astron. Soc., 76: 753-791.
42. Yuen, D.A., Sabadini, R. and Boschi, E., 1982. Viscosity of the lower mantle as inferred from rotational data. J. Geophys. Res., 87: 10745-10762.