A decoupled fracture-and stress-induced PP-wave reflection coefficient approximation for azimuthal seismic inversion in stressed horizontal transversely isotropic …

X Pan, Z Zhao - Surveys in Geophysics, 2024 - Springer
Stress-induced seismic anisotropy is usually difficult to be separated or decoupled from
intrinsic or fracture-induced anisotropy in the subsurface. To distinguish the effects of …

Characteristics of azimuthal seismic reflection response in horizontal transversely isotropic media under horizontal in situ stress

X Pan, Z Zhao, D Zhang - Surveys in Geophysics, 2023 - Springer
Anisotropy is ubiquitous in the Earth's crust, which causes the elastic characteristics of
seismic waves to change with direction. The study of seismic wave anisotropy is of great …

PP-wave reflection coefficient in stress-induced anisotropic media and amplitude variation with incident angle and azimuth inversion

F Chen, Z Zong - Geophysics, 2022 - library.seg.org
The PP-wave reflection coefficient (ie, the ratio of the amplitude of reflected P wave to the
amplitude of incident P wave) has crucial practical applications in many field scenarios, such …

Effect of stress on wave propagation in fluid-saturated porous thermoelastic media

Z Zong, F Chen, X Yin, K Li - Surveys in Geophysics, 2023 - Springer
The effect of stress on wave propagation in fluid-saturated porous thermoelastic media is
poorly understood. To fill this gap, we propose the dynamical equations for stressed fluid …

Wave reflection and transmission coefficients for layered transversely isotropic media with vertical symmetry axis under initial stress

F Chen, Z Zong, A Stovas, X Yin - Geophysical Journal …, 2023 - academic.oup.com
The stress-dependent wave reflection and transmission (R/T) coefficients for the layered
transversely isotropic media with a vertical symmetry axis (VTI) are seldom investigated in …

Acoustothermoelasticity for joint effects of stress and thermal fields on wave dispersion and attenuation

F Chen, Z Zong, X Yin - Journal of Geophysical Research: Solid …, 2022 - Wiley Online Library
The stress field and thermal field are usually coupled in the Earth's subsurface. The
mechanism of the joint effects of stress and thermal fields on wave propagation in rocks is …

Stress dependence of elastic wave dispersion and attenuation in fluid-saturated porous layered media

F Chen, Z Zong, X Yin, A Stovas - Science China Earth Sciences, 2023 - Springer
The fluid-saturated porous layered (FSPL) media widely exist in the Earth's subsurface and
their overall mechanical properties, microscopic pore structure and wave propagation …

Reflection and transmission of plane waves in stressed media with an imperfectly bonded interface

W Li, H Hu - Geophysical Journal International, 2023 - academic.oup.com
The reflection and transmission of elastic waves are of great significance for predicting
reservoir physical properties, interpreting seismic data and detecting crustal structures. Most …

Nonlinear constitutive relation in acoustoelastic-orthotropic media and its wide azimuth seismic reflection coefficient characteristics for in-situ stress prediction

J Yang, F Zhang, Z Sun, X Zheng - Journal of Applied Geophysics, 2023 - Elsevier
With the development of oil and gas exploration targets towards deep water and deep layer,
change of subsurface rock physical properties caused by in-situ stress can no longer be …

Geofluid discrimination in stress-induced anisotropic porous reservoirs using seismic AVAZ inversion

F Chen, Z Zong, K Lang, J Li, X Yin… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Seismic reflection coefficient equation for the fluid-saturated porous reservoirs under the
effect of in situ stress is of great importance to broad fields such as geofluid discrimination, in …