Effects of fracture intersections on seismic dispersion: theoretical predictions versus numerical simulations

J Guo, JG Rubino, S Glubokovskikh… - Geophysical …, 2017 - earthdoc.org
The detection and characterisation of domains of intersecting fractures are important goals
in several disciplines of current interest, including exploration and production of …

Stress-Dependent PP-Wave Reflection Coefficient for Fourier-Coefficients-Based Seismic Inversion in Horizontally Stressed Vertical Transversely Isotropic Media

X Pan, J Liu - Surveys in Geophysics, 2024 - Springer
The subsurface in situ stress fields significantly influence the elastic and anisotropic
properties of rocks, yet traditional linear elastic theories often overlook the impact of stress …

Static and dynamic pressure sensitivity anisotropy of a calcareous shale

ON Ong, DR Schmitt, RS Kofman, K Haug - Geophysical Prospecting, 2016 - earthdoc.org
Optimizing the productivity of nonconventional, low‐permeability “shale” reservoirs requires
detailed knowledge of the mechanical properties of such materials. These rocks' elastic …

Characteristics of orthorhombic anisotropic seismic response induced by horizontal in situ stress in vertical transversely isotropic media

X Pan, C Lu, Z Zhao, J Liu - Science China Earth Sciences, 2024 - Springer
Sedimentary strata typically exhibit the characteristics of transverse isotropy (VTI) with a
vertical axis of symmetry. However, fractures in sedimentary strata tend to produce …

Stress-dependent elasticity and wave propagation—New insights and connections

Y Sripanich, I Vasconcelos, J Tromp, J Trampert - Geophysics, 2021 - library.seg.org
To establish a consistent framework for seismic wave propagation that accommodates the
effects of stress changes, it is critical to take into account the different definitions of stress …

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 …

Stress impact on elastic anisotropy of triclinic porous and fractured rocks

SA Shapiro - Journal of Geophysical Research: Solid Earth, 2017 - Wiley Online Library
Understanding the stress dependence of elastic properties of rocks is important for reservoir
characterization and seismic‐hazard monitoring. Several known approaches describing this …

Combined effects of pressure and water saturation on the seismic anisotropy in artificial porous sandstone with aligned fractures

T Han, B Gurevich, LY Fu, Q Qi, J Wei… - Journal of Geophysical …, 2020 - Wiley Online Library
Fractures are commonly existing in the subsurface rocks, and understanding the seismic
anisotropy in fractured rocks is of great importance in a range of geophysical applications …

Dynamic seismic signatures of saturated porous rocks containing two orthogonal sets of fractures: Theory versus numerical simulations

J Guo, JG Rubino, S Glubokovskikh… - Geophysical Journal …, 2018 - academic.oup.com
The dispersion and attenuation of seismic waves are potentially important attributes for the
non-invasive detection and characterization of fracture networks. A primary mechanism for …

Experimental investigation of fracture propagation behavior induced by hydraulic fracturing in anisotropic shale cores

Z Chong, Q Yao, X Li - Energies, 2019 - mdpi.com
Hydraulic fracturing is a key technology for the development of unconventional resources
such as shale gas. Due to the existence of numerous bedding planes, shale reservoirs can …