Microfracturing and microporosity in shales

A Ougier-Simonin, F Renard, C Boehm… - Earth-Science …, 2016 - Elsevier
Shales are ubiquitous rocks in sedimentary basins, where their low permeability makes
them efficient seals for conventional oil and gas reservoirs and underground waste storage …

Application of nanoindentation technology in rocks: a review

Z Ma, R Pathegama Gamage, C Zhang - Geomechanics and Geophysics …, 2020 - Springer
Nanoindentation has become an increasingly popular method to determine the mechanical
properties of both homogeneous and heterogeneous materials. Rocks are inherently …

Nano-to macro-scale structural, mineralogical, and mechanical alterations in a shale reservoir induced by exposure to supercritical CO2

O Ozotta, O Kolawole, ML Malki, T Ore, T Gentzis… - Applied Energy, 2022 - Elsevier
Considering the importance of carbon neutrality, UCCUS which is underground carbon
capture, utilization, and storage has been widely adopted to mitigate climate change …

Applications of nano-indentation methods to estimate nanoscale mechanical properties of shale reservoir rocks

K Liu, M Ostadhassan, B Bubach - Journal of Natural Gas Science and …, 2016 - Elsevier
In order to study the mechanical properties of shale samples from Bakken Formation,
nanoindentation method, an imaging technique borrowed from other engineering …

Predicting the effective mechanical property of heterogeneous materials by image based modeling and deep learning

X Li, Z Liu, S Cui, C Luo, C Li, Z Zhuang - Computer Methods in Applied …, 2019 - Elsevier
In contrast to the composition uniformity of homogeneous materials, heterogeneous
materials are normally composed of two or more distinctive constituents. It is usually …

Nanochemo-mechanical signature of organic-rich shales: a coupled indentation–EDX analysis

S Abedi, M Slim, R Hofmann, T Bryndzia, FJ Ulm - Acta Geotechnica, 2016 - Springer
The organic–inorganic nature of organic-rich source rocks poses several challenges for the
development of functional relations that link mechanical properties with geochemical …

Statistical grid nanoindentation analysis to estimate macro-mechanical properties of the Bakken Shale

K Liu, M Ostadhassan, B Bubach, K Ling… - Journal of Natural Gas …, 2018 - Elsevier
Retrieving standard sized core plugs to perform conventional geomechanical testing on
organic rich shale samples can be very challenging. This is due to unavailability of inch-size …

Micromechanical characterization of shales through nanoindentation and energy dispersive x-ray spectrometry

YB Veytskin, VK Tammina, CP Bobko… - … for Energy and the …, 2017 - Elsevier
Shales are heterogeneous sedimentary rocks which typically comprise a variable
mineralogy (including compacted clay particles sub-micrometer in size), silt grains, and …

Atomistic study on thermo-mechanical behavior and structural anisotropy of montmorillonite under triaxial tension and compression

PC Wei, YY Zheng, A Zaoui, ZY Yin - Applied Clay Science, 2023 - Elsevier
The macroscopic thermo-mechanical behavior and structural anisotropy of swelling clay are
mainly driven by the local deformation and failure of clay particles in nanoscale. Microscopic …

The rock mechanical properties of lacustrine shales: Argillaceous shales versus silty laminae shales

H Yu, M Lebedev, J Zhou, M Lu, X Li, Z Wang… - Marine and Petroleum …, 2022 - Elsevier
Rock mechanical properties are of crucial importance to shale reservoirs as they directly
affect the production efficiency and hydraulic fracturing design. However, limited data exists …