1887

Abstract

Summary

We develop a new characteristic of anisotropic media that is defined by the ratio of differential solid angles for velocity vectors defined in phase and group domain. This characteristic helps to obtain the caustics and singularity points postions.

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/content/papers/10.3997/2214-4609.201902023
2019-05-15
2020-07-10
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References

  1. Alshits, V.I., and J.Lothe
    , 2004, Some basic properties of bulk elastic waves in anisotropic media, Wave Motion40, 297–313
    [Google Scholar]
  2. Bakker, P.M.
    , 1998, Phase shift at caustics along rays in anisotropic media, Geophysical Journal International, 134, 515–518.
    [Google Scholar]
  3. Cerveny, V.
    , 2001, Seismic ray theory, Cambridge University Press.
    [Google Scholar]
  4. Dellinger
    , J., 1991, Ph.D. thesis, Stanford University.
    [Google Scholar]
  5. Jaeken, J.W., and S.Cottenier
    , 2016, Solving the Christoffel equation: phase and group velocities, Preprint in Computer Physics Communications, 1–17.
    [Google Scholar]
  6. Jin, S., and A.Stovas
    , 2018, S wave kinematics in acoustic orthorhombic media, EAGE, Copenhagen.
    [Google Scholar]
  7. Klimes, L.
    , 1997, Phase shift of the Green function due to caustics in anisotropic media, SEG, Dallas.
    [Google Scholar]
  8. Musgrave, M.J.P.
    , 1970, Crystals acoustics, Holden Day, San Fancisco.
    [Google Scholar]
  9. Norris, A.N.
    , 2004, Acoustic axes in elasticity, Wave Motion, 40(4), 315–328.
    [Google Scholar]
  10. Roganov, Yu., and A.Stovas
    , 2010, On Shear Wave Triplications in a Multi-Layered Vti Medium Geophysical Prospecting, 58, 549–559
    [Google Scholar]
  11. , 2011, Caustics in a periodically layered transversely isotropic medium with vertical symmetry axis, Geophysical Prospecting, 59, 375–385.
    [Google Scholar]
  12. Schoenberg, M., and K.Helbig
    , 1997, Orthorhombic media: Modeling elastic wave behavior in a vertically fractured earth, Geophysics, 62, N6, 1954–1974.
    [Google Scholar]
  13. Shuvalov, A.L., and A.G.Every
    , 2000, Transverse curvature of the acoustic slowness surface in crystal symmetry planes and associated phonon focusing cusps, The Journal Ac.Soc.Am, 108(5), 2107–2113.
    [Google Scholar]
  14. Stovas, A., Yu.Roganov
    , and V. Roganov, 2018, Difference between phase and group angles in orthorhombic media, Geoinformatika, Kiev.
    [Google Scholar]
  15. Vavrycuk, V.
    , 2003, Generation of triplications in transversely isotropic media, Physical Review B68, 1–8.
    [Google Scholar]
  16. , 2005, Acoustic axes in triclinic anisotropy, The Journal Ac.Soc.Am, 118(2), 647–653.
    [Google Scholar]
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