Spherical versus flat models of coseismic and post seismic deformations

Journal of Geophysical Research: Solid Earth

Volumn 104, Issue B6, 1999, Pages 13115-13134

  Nostro, Concetta ^a   Piersanti, Antonio ^a   Antonioli, Andrea ^a,b   Spada, Giorgio ^a,c  

^a ISTITUTO NAZIONALE DI GEOFISICA E VULCANOLOGIA   (Italy)

^b UNIVERSITY OF BOLOGNA   (Italy)

^c UNIVERSITY OF URBINO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

COSEISMIC PROCESS; DEFORMATION; MODEL; POSTSEISMIC PROCESS; SHEAR;

EID: 17144376075     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900097     Document Type: Article

References (37)

1. Antonioli, A., Deformazione postsismica globale: confronto fra modelli piani e sferici ed analisi del campo di sforzi generato da grandi eventi sismici, thesis, 82 pp., Dep. of Phys., Univ. of Bologna, Bologna, Italy, 1996.
2. Antonioli, A., A. Piersanti, and G. Spada, Stress diffusion following large strike-slip earthquakes: a comparison between spherical and flat Earth models, Geophys. J. Int., 133, 85-90, 1998.
3. Ben-Menahem, A., and M. Israel, Effects of major seismic events on the rotation of the Earth, Geophys. J. R. Astron. Soc., 19, 367-393, 1970.
4. Ben-Menahem, A., S.J. Singh, and F. Solomon, Static deformation of a spherical Earth model by internal dislocations, Bull. Seismol. Soc. Am., 59, 813-853, 1969.
5. Ben-Menahem, A., S. J. Singh, and F. Solomon, Deformation of a homogeneous Earth model by finite dislocations, Rev. Geophys., 8, 591-632, 1970.
6. Bonafede, M., E. Boschi, and M. Dragoni, A dislocation model of microplate boundary ruptures in the presence of a viscoelastic asthenosphere, Geophys. J. R. Astron. Soc., 76, 515-529, 1984.
7. Boschi, L., A. Piersanti, and G. Spada, Time dependent residual deformations associated with the June 9, 1994, Bolivia earthquake, Geophys. Res. Lett., 24, 2849-2852, 1997.
8. Bullen, K.E., An Introduction to the Theory of Seismology, 381 pp., Cambridge Univ. Press, New York, 1963.
9. Cifuentes, I.L., The 1960 Chilean earthquakes, J. Geophys. Res., 94, 665-680, 1989.
10. Cifuentes, I.L., and P.G. Silver, Low-frequency source characteristics of the great 1960 Chilean earthquake, J. Geophys. Res., 94, 643-663, 1989.
11. Dziewonski, A.M., and D.L. Anderson, Preliminary reference Earth model (PREM), Phys. Earth Planet. Inter., 25, 297-356, 1981.
12. Fung, Y.C., Foundations of Solid Mechanics, Prentice-Hall, Englewood Cliffs, N. J., 1965.
13. Israel, R., A. Ben-Menahem, and S.J., Singh, Residual deformation of real Earth models with application to the Chandler wobble, Geophys. J. R. Astron. Soc., 32, 219-247, 1973.
14. Iwasaki, T., Quasi-static deformation due to a dislocation source in a Maxwellian viscoelastic Earth model, J. Phys. Earth, 33, 21-43, 1985.
15. Kanamori, H., and J.J. Cipar, Focal process of the great Chilean earthquake May 22, 1960, Phys. Earth Planet. Inter., 9, 128-136, 1974.
16. King, G.C.P., R.S. Stein, and J. Lin, Static stress change and the triggering of earthquakes, Bull. Seismol. Soc. Am., 84, 935-953, 1994.
17. Linde, A.T., and P.G. Silver, Elevation changes and the great 1960 Chilean earthquake: Support for aseismic slip, Geophys. Res. Lett., 16, 1305-1308, 1989.
18. Ma, C., J.M. Sauber, L.J. Bell, T.A. Clark, D. Gordon, W.E. Himwich, and J.W. Ryan, Measurement of horizontal motions in Alaska using very long baseline interferometry, J. Geophys. Res., 95, 21991-22011, 1990.
19. Nostro, C., M. Cocco, and M.E. Belardinelli, Static stress changes in extensional regimes: An application to southern Apennines (Italy), Dull. Seismol. Soc. Am., 87, 234-248, 1997.
20. Okada, Y., Surface deformation due to shear and tensile faults in a half-space, Bull. Seismol. Soc. Am., 75, 1135-1154, 1985.
21. Okada, Y., Internal deformation due to shear and tensile faults in a half-space, Bull. Seismol. Soc. Am., 82, 1018-1040, 1992.
22. Piersanti, A., G. Spada, R. Sabadini, and M. Bonafede, Global postseismic deformation, Geophys. J. Int., 120, 544-566, 1995.
23. Piersanti, A., G. Spada, and R. Sabadini, Global postseismic rebound of a viscoelastic Earth: Theory for finite faults and application to the 1964 Alaska earthquake, J. Geophys. Res., 102, 477-492, 1997.
24. Plafker, G., Alaskan earthquake of 1964 and Chilean earthquake of 1960: Implications for arc tectonics, J. Geophys. Res., 77, 901-925, 1972.
25. Pollitz, F.F., Postseismic relaxation theory on the spherical Earth, Bull. Seismol. Soc. Am., 82, 422-453, 1992.
26. Pollitz, F.F., Coseismic deformation from earthquake faulting on a layered spherical Earth, Geophys. J. Int., 125, 1-14, 1996.
27. Pollitz, F.F., Gravitational viscoelastic postseismic relaxation on a layered spherical Earth, J. Geophys. Res., 102, 17921-17941, 1997.
28. Rundle, J.B., Vertical displacements from a rectangular fault in a layered elastic-gravitational media, J. Phys. Earth, 29, 173-186, 1981.
29. Rundle, J.B., Viscoelastic-gravitational deformation by a rectangular thrust fault in a layered Earth, J. Geophys. Res., 87, 7787-7796, 1982.
30. Rybicki, K., The elastic residual field of a very long strike-slip fault in the presence of a discontinuity, Bull. Seismol. Soc. Am., 61, 79-92, 1971.
31. Sabadini, R., A. Piersanti, and G. Spada, Toroidal poloidal partitioning of global postseismic deformation, Geophys. Res. Lett., 22, 985-988, 1995.
32. Smylie, D.E., and L. Mansinha, The elasticity theory of dislocations in real Earth models and changes in the rotation of the Earth, Geophys. J. R. Astron. Soc., 23, 329-354, 1971.
33. Spada, G., Rebound postglaciale e dinamica rotazionale di un pianeta viscoelastico stratificato, tesi di dottorato, Univ. di Bologna, Bologna, Italy, 1992.
34. Stein, R.S., G.C.P. King, and J. Lin, Change in failure stress on the southern San Andreas fault system caused by the 1992 magnitude=7.4 Landers earthquake, Science, 258, 1328-1332, 1992.
35. Stein, R.S., G.C.P. King, and J. Lin, Stress triggering of the 1994 M-6.7 Northridge, California, earthquake by its predecessors, Science, 265, 1432-1435, 1994.
36. Sun, W., and S. Okubo, Surface potential and gravity changes due to internal dislocations in a spherical Earth, I. Theory for a point dislocation, Geophys. J. Int., 114, 569-592, 1993.
37. Sun, W., S. Okubo, and P. Vanicek, Global displacements caused by a point dislocation in a realistic Earth model, J. Geophys. Res., 101, 8561-8577, 1996.