Surface wave focusing effects: Numerical modeling and statistical observations

Physics of the Earth and Planetary Interiors - Tập 155 - Trang 191-200 - 2006
B.G. Bukchin1,2, T.B. Yanovskaya3, J.-P. Montagner2, A.Z. Mostinskiy1,2, E. Beucler4
1International Institute for Earthquake Prediction Theory and Mathematical Geophysics, Moscow, Russian Federation
2Département de Sismologie, UMR 7580, Institut de Physique du Globe de Paris, France
3Institute of Physics, St-Petersburg University, Petrodvoretz, St.Petersburg, Russian Federation
4Laboratoire de Planétologie et Géodynamique, UFR des Sciences et des Techniques, Université de Nantes, France

Tài liệu tham khảo

Babich, 1976, Surface waves in a vertically inhomogeneous elastic half-space with weak horizontal inhomogeneity, Izv. Akad. Nauk SSSR Fizika Zemli, 4, 24 Beucler, E., 2002. Regional and global tomography of the Earth mantle: approach from body and surface waves. Ph.D. Thesis. Institut de Physique du Globe de Paris. Beucler, E., Montagner, J.-P., in press. Computation of large anisotropic seismic heterogeneities (CLASH). Geophys. J. Int. Bukchin, 1990, Determination of source parameters from surface waves recordings allowing for uncertainties in the properties of the medium, Izv. Akad. Nauk SSSR Fizika Zemli, 25, 723 Dahlen, 1998 Dziewonski, 1981, Preliminary reference earth model, Phys. Earth Planet. Int., 25, 297, 10.1016/0031-9201(81)90046-7 Ekström, 1997, Measurements and global models of surface wave propagation, J. Geophys. Res., 102, 8137, 10.1029/96JB03729 Hung, 2001, Wavefront healing: a banana–doughnut perspective, Geophys. J. Int., 146, 289, 10.1046/j.1365-246x.2001.01466.x Jobert, 1987, Ray tracing for surface waves, 275 Julian, B.R., 1970. Ray tracing in arbitrarily heterogeneous media. Technical Note. 1970-45. Lincoln Laboratory, Mass. Institute of Tecnology, Cambridge. Lay, 1985, Geometrical effects of global lateral heterogeneity on long-period surfave wave propagation, J. Geophys. Res., 90, 605, 10.1029/JB090iB01p00605 Levshin, 1989, 293 Komatitsch, 2002, The spectral-element method, Beowulf computing, and three-dimensional seismology, Science, 298, 1737, 10.1126/science.1076024 Montagner, 2002, Upper mantle low anisotropy channels below the Pacific Plate, Earth Planet. Sci. Lett., 202, 263, 10.1016/S0012-821X(02)00791-4 Pearcey, 1946, The structure of an electromagnetic field in the neighborhood of a cusp of a caustic, Philos. Mag., 37, 311, 10.1080/14786444608561335 Ricard, 1996, The three-dimensional seismological model a priori constrained: confrontation with seismic data, J. Geophys. Res., 101, 8457, 10.1029/95JB03744 Romanowicz, 1995, A global tomographic model of shear attenuation in the upper mantle, J. Geophys. Res., 100, 12375, 10.1029/95JB00957 Romanowicz, 2002, Inversion of surface waves: a review, 149 Spetzler, 2002, The effect of scattering in surface wave tomography, Geophys. J. Int., 149, 755, 10.1046/j.1365-246X.2002.01683.x Tanimoto, 2003, Geometrical approach to surface wave finite frequency effects, Geophys. Res. Lett., 30, 1993, 10.1029/2003GL017475 Wang, 1994, JWKB surface-wave seismograms on a laterally heterogeneous Earth, Geophys. J. Int., 119, 381, 10.1111/j.1365-246X.1994.tb00130.x Wang, 1995, Validity of surface-wave ray theory on a laterally heterogeneous Earth, Geophys. J. Int., 123, 757, 10.1111/j.1365-246X.1995.tb06888.x Wang, 1993, Surface-wave caustics, Geophys. J. Int., 114, 311, 10.1111/j.1365-246X.1993.tb03920.x Woodhouse, 1974, Surface waves in the laterally varying structure, Geophys. J. R. Astr. Soc., 90, 713 Woodhouse, 1986, Amplitude, phase and path anomalies of mantle waves, Geophys. J. R. Astr. Soc., 87, 753, 10.1111/j.1365-246X.1986.tb01970.x Yanovskaya, 2004, Peculiarities of surface wave field in the vicinity of caustics contact, Phys. Solid Earth, 40, 965 Yoshizawa, 2002, Determination of the influence zone for surface wave paths, Geophys. J. Int., 149, 440, 10.1046/j.1365-246X.2002.01659.x Yoshizawa, 2004, Multi-mode surface wave tomography for the Australian region using a three-stage approach incorporating finite frequency effects, J. Geophys. Res., 109, B02310, 10.1029/2002JB002254 Zhou, 2004, Three-dimensional sensitivity kernels for surface wave observables, Geophys. J. Int., 158, 142, 10.1111/j.1365-246X.2004.02324.x