An acoustic eikonal equation for attenuating transversely isotropic media with a vertical symmetry axis

Q Hao, T Alkhalifah - Geophysics, 2017 - library.seg.org
Seismic-wave attenuation is an important component of describing wave propagation.
Certain regions, such as gas clouds inside the earth, exert highly localized attenuation. In …

Attenuation compensation for time-reversal imaging in VTI media

T Bai, T Zhu, I Tsvankin - Geophysics, 2019 - library.seg.org
Time reversal is a key component in reverse-time migration (RTM) and source localization
using wavefield extrapolation. The successful implementation of time reversal depends on …

An acoustic eikonal equation for attenuating orthorhombic media

Q Hao, T Alkhalifah - Geophysics, 2017 - library.seg.org
Attenuating orthorhombic models are often used to describe the azimuthal variation of the
seismic wave velocity and attenuation in finely layered hydrocarbon reservoirs with vertical …

The application study on the multi-scales integrated prediction method to fractured reservoir description

SQ Chen, LB Zeng, P Huang, SH Sun, WL Zhang… - Applied …, 2016 - Springer
In this paper, we implement three scales of fracture integrated prediction study by classifying
it to macro-(> 1/4 λ), meso-(> 1/100 λ and< 1/4 λ) and micro-(< 1/100 λ) scales. Based on the …

Approximations to a generalized real ray-tracing method for heterogeneous anisotropic viscoelastic media

J Wu, B Zhou, Y Bouzidi, X Li - Geophysics, 2022 - library.seg.org
The real ray-tracing approach leads to an effective solution in the real space domain using a
homogeneous ray velocity vector. However, it fails to yield solutions for quasi-S-waves …

Seismic prediction method of multiscale fractured reservoir

LL Wang, JX Wei, P Huang, BR Di, FH Zhang - Applied Geophysics, 2018 - Springer
Common prestack fracture prediction methods cannot clearly distinguish multiplescale
fractures. In this study, we propose a prediction method for macro-and mesoscale fractures …

Anisotropic attenuation of stratified viscoelastic media

J Zeng, A Stovas, H Huang - Geophysical Prospecting, 2021 - Wiley Online Library
An important cause of seismic anisotropic attenuation is the interbedding of thin viscoelastic
layers. However, much less attention has been devoted to layer‐induced anisotropic …

Wavefield decomposition for viscoelastic anisotropic media

Q Hao, I Tsvankin - Geophysics, 2024 - library.seg.org
Separating wave modes on seismic records is an essential step in imaging of
multicomponent seismic data. Viscoelastic anisotropic models provide a realistic description …

Anisotropic characteristics of mesoscale fractures and applications to wide azimuth 3D P-wave seismic data

Y Wang, S Chen, XY Li - Journal of Geophysics and Engineering, 2015 - academic.oup.com
Mesoscale fractures of length on the order of centimeters to meters play a crucial role in fluid
flow and hydrocarbon production in fractured reservoirs, and are of great interest to reservoir …

Thomsen-type parameters and attenuation coefficients for constant-Q transverse isotropy

Q Hao, I Tsvankin - Geophysics, 2023 - library.seg.org
Transversely isotropic (TI) media with the frequency-independent quality-factor elements
(also called “constant-Q” transverse isotropy) are often used to describe attenuation …