PhD-Research_NTNU

The following are my PhD Work From NTNU, Postdoc at University of Galgary and all the corresponding code

The papers are published as following:

1. Xu* S, Stovas A, Alkhalifah T and Mikada H, 2020, New acoustic approximation for the transversely isotropic with a vertical symmetry axis, Geophysics, 85, C1-C12.
2. Xu* S and Stovas A, 2019, Traveltime approximation for converted waves in elastic orthorhombic media, Geophysics, 84, C229-C237.
3. Xu* S and Stovas A, 2019, The kinematics of S waves in acoustic orthorhombic media, Geophysical Prospecting, 67, 1983-2002.
4. Xu* S and Stovas A, 2019, Singularity point in effective orthorhombic medium computed from zero- and infinite-frequency limit, Geophysical Journal International, 217, 319-330.
5. Xu* S and Stovas A, 2019, Estimation of the conversion point position in elastic orthorhombic media, Geophysics, 84, C15-C25.
6. Xu* S and Stovas A, 2018, Triplications on traveltime surface for pure and converted wave modes in elastic orthorhombic media, Geophysical Journal International, 215, 677-694.
7. Xu* S and Stovas A, 2018, Generalized non-hyperbolic approximation for qP-wave relative geometrical spreading in a layered transversely isotropic medium with a vertical symmetry axis, Geophysical Prospecting, 66, 1290-1302.
8. Xu* S and Stovas A, 2018, Fresnel zone in VTI and orthorhombic media, Geophysical Journal International, 213, 181-193.
9. Xu* S, Stovas A and Sripanich Y, 2018, An anelliptic approximation for geometrical spreading in transversely isotropic and orthorhombic media, Geophysics, 83, C37-C47.
10. Xu* S and Stovas A, 2017, A new parameterization for acoustic orthorhombic media, Geophysics, 82, C229-C240.
11. Xu* S and Stovas A, 2017, Three-dimensional generalized nonhyperbolic approximation for relative geometrical spreading, Geophysical Journal International, 211, 1162-1175.
12. Xu* S, Stovas A and Hao Q, 2017, Perturbation-based moveout approximations in anisotropic media, Geophysical Prospecting, 65, 1218-1230.
13. Xu* S and Stovas A, 2017, Preserved traveltime smoothing in orthorhombic media, Geophysical Prospecting, 65, 1205-1217.
14. Xu* S, Stovas A and Alkhalifah T, 2016, Estimation of the anisotropy parameters from imaging moveout of diving wave in a factorized VTI medium, Geophysics, 81, C139-C150.
15. Xu* S and Stovas A, 2015, Curvature and anisotropy estimation through the CRS approximation. Journal of Geophysics and Engineering, 12, 934-945.