Dynamic SV‐wave signatures of fluid‐saturated porous rocks containing intersecting fractures

J Guo, B Gurevich, X Chen - Journal of Geophysical Research …, 2022 - Wiley Online Library
Detecting fracture intersections is crucial for understanding rock hydraulic properties. For
this purpose, we study the dynamic SV‐wave signatures of fluid‐saturated porous rocks …

Theoretical correlations between the elastic and electrical properties in layered porous rocks with cracks of varying orientations

T Han, H Yan, D Xu, LY Fu - Earth-Science Reviews, 2020 - Elsevier
Cracks that are widely existing in geological formations play an important role in affecting
the elastic and electrical rock properties, which are remotely measured for detecting and …

Theoretical modelling of seismic dispersion, attenuation and frequency-dependent anisotropy in a fluid-saturated porous rock with intersecting fractures

J Guo, L Zhao, X Chen, Z Yang, H Li… - Geophysical Journal …, 2022 - academic.oup.com
Detection of intersecting open fractures is an important task in many earth science domains.
To quantify the seismic responses in the fluid-saturated porous rock with intersecting open …

Effective elastic properties of rocks with transversely isotropic background permeated by aligned penny‐shaped cracks

J Guo, T Han, LY Fu, D Xu… - Journal of Geophysical …, 2019 - Wiley Online Library
Seismic characterization of fractures is of great importance in many disciplines, for which
rock physics models provide the basis to link fracture properties to seismic attributes …

Extended Gassmann equation with dynamic volumetric strain: Modeling wave dispersion and attenuation of heterogeneous porous rocks

L Zhao, Y Wang, Q Yao, J Geng, H Li, H Yuan, D Han - Geophysics, 2021 - library.seg.org
Sedimentary rocks are often heterogeneous porous media inherently containing complex
distributions of heterogeneities (eg, fluid patches and cracks). Understanding and modeling …

Seismic dispersion and attenuation in saturated porous rock with aligned slit cracks

BY Fu, J Guo, LY Fu, S Glubokovskikh… - Journal of …, 2018 - Wiley Online Library
We estimate the seismic attenuation and velocity dispersion induced by fluid pressure
diffusion in a saturated porous medium containing a sparse distribution of aligned slit …

[图书][B] Attenuation and dispersion of elastic waves in porous rocks: Mechanisms and models

B Gurevich, JM Carcione - 2022 - library.seg.org
Understanding the mechanisms of wave-induced fluid flow in the pore space combined with
attenuation and dispersion measurements may be used to estimate rock hydraulic …

Coda and intrinsic attenuations from ultrasonic measurements in tight siltstones

R Ma, J Ba - Journal of Geophysical Research: Solid Earth, 2020 - Wiley Online Library
We have performed ultrasonic measurements on tight siltstone samples to obtain the P wave
coda and intrinsic attenuations using a single isotropic scattering model and the spectral …

Azimuth-, angle-and frequency-dependent seismic velocities of cracked rocks due to squirt flow

Y Alkhimenkov, E Caspari, S Lissa, B Quintal - Solid Earth, 2020 - se.copernicus.org
Understanding the properties of cracked rocks is of great importance in scenarios involving
CO 2 geological sequestration, nuclear waste disposal, geothermal energy, and …

Semi-analytical solution to the problem of frequency dependent anisotropy of porous media with an aligned set of slit cracks

BY Fu, LY Fu, J Guo, RJ Galvin, B Gurevich - International Journal of …, 2020 - Elsevier
Fractures control fluid flow in geological formations because their presence can greatly
affect effective permeability. Existence of cracks in a porous rock can induce seismic …