Inversion for elastic parameters in weakly anisotropic media

Geophysical Journal International

Volumn 159, Issue 3, 2004, Pages 1077-1089

  Zheng, Xuyao ^a  

^a Geophys Inst China Seismological B   (China)

Author keywords

Inversion; Polarization vector; QP waves; QS wave; Slowness vector; Weak anisotrophy

Indexed keywords

ANISOTROPIC MEDIUM; DATA PROCESSING; ELASTIC PROPERTY; SEISMIC WAVE;

EID: 10644295506     PISSN: 0956540X     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2004.02455.x     Document Type: Article

References (25)

1. Backus, G.E., 1965. Possible form of seismic anisotropy of the upper-most mantle under oceans, J. geophys. Res., 70, 3429-3439.
2. Červený, V., 2001. Seismic Ray Theory, Cambridge University Press, Cambridge.
3. Chapman, C.H. & Shearer, P.M., 1989. Ray tracing in azimuthally anisotropic media, II, Quasi-shear wave coupling, Geophys. J. Int. 96, 65-83.
4. Coates, R.T. & Chapman, C.H., 1990. Quasi-shear wave coupling in weakly amsotropic 3-D media, Geophys. J. Int., 103, 301-320.
5. Esmersoy, C., 1990. Inversion of P and SV waves from multi-component offset vertical seismic profiles, Geophysics, 55, 39-50.
6. Farra, V., 2001. High order perturbations of the phase velocity and polarization of qP and qS waves in anisotropic media, Geophys. J. Int., 147, 93-104.
7. Farra, V & Pšenčík, I., 2003. Properties of the zero-, first-, and higher- order approximations of attributes of elastic waves in weakly anisotropic media, J. acoust. Soc. Am., 114, 1366-1378.
8. Gaiser, J.E., 1990. Transversely isotropic phase velocity analysis from slowness estimates, J. geophys. Res., 95, 11 241-11 254.
9. Gajewski, D. & Pšenčík, I., 1990. Vertical seismic profile synthetics by dynamic ray tracing in laterally varying layered anisotropic structures, J. geophys. Rec., 95, 11 301-11 315.
10. Gomes, E., Zheng, X., Pšenčík, I., Horne, S. & Leaney, S., 2004. Local determination ofweak anisotropy parameters from walkaway VSP qP-wave data in the Java Sea region, Stud. Geophys. Geod., 48 215-231.
11. Jech, J. & Pšenčík, I., 1989. First-order perturbation method for anisotropic media, Geophys. J. Int., 99, 369-376.
12. Leaney, WS., 1990. Parametric wavefield decomposition and application, in Expanded Abstracts, 60th Annual International Meeting of the Society of Exploration Geophysicists, Tulsa 1990, pp. 1097-1100.
13. Mensch, T. & Rasolofosaon, P, 1997. Elastic wave velocities in anisotropic media of arbitrary symmetry-generalization of Thomsen's parameters ε, δ and γ, Geophys. J. Int., 128, 43-64.
14. Pšenčík, I., 1998. Green's functions for inhomogeneous weakly anisotropic media, Geophys. J. Int., 135, 279-288.
15. Pšenčík, I., & Gajewski, D., 1998. Polarization, phase velocity and NMO velocity of qP waves in arbitrary weakly anisotropic media, Geophysics, 69, 1754-1766.
16. Pšenčík, I., & Vavryčuk, V, 2002. Approximate relation between the ray vector and the wave normal in weakly anisotropic media, Stud. geophys. Geod., 46, 793-807.
17. Pšenčík, I., & Zheng, X., 1998. Determination of weak anisotropy parameters from the qP wave particle motion measurements, in Seismic Waves in Complex 3-D Structures, pp. 299-305, Report 7, Department of Geophysics, Charles University, Prague.
18. Sayers, C.M., 1994. P-wave propagation in weakly anisotropic media., Geophys. J. Int., 116, 799-805.
19. Thomsen, L., 1986. Weak elastic anisotropy, Geophysics, 51, 1954-1966.
20. Vavryčuk, V., 1999. Applicability of higher-order ray theory for S wave propagation in inhomogeneous weakly anisotropic elastic media, J. geophys. Res., 104(B12), 28 829-28 840.
21. Vavryčuk, V., 2001. Ray tracing in anisotropic media with singularities, Geophys. J. Int., 145, 265-276.
22. White, J.E., Martineau-Nicoletis, L. & Monash, C., 1983. Measured anisotropy in Pierre shale, Geophys. Prospect., 31, 709-725.
23. Zheng, X., 2003. Determination of weak anisotropy parameters from qP wave slowness and polarization vectors, PhD thesis, Charles University, Prague.
24. Zheng, X. & Pšenčík, I., 2002. Local determination of weak anisotropy parameters from qP-wave slowness and particle motion measurements, PAGEOPH, 159, 1881-1905.
25. Zillmer, M., Kashtan, B.M. & Gajewski, D., 1998. Quasi-isotropic approximation of ray theory for anisotropic media, Geophys. J. Int. 132, 643-653.