A critical review of the physicochemical impacts of water chemistry on shale in hydraulic fracturing systems

HJ Khan, E Spielman-Sun, AD Jew… - … science & technology, 2021 - ACS Publications
Hydraulic fracturing of unconventional hydrocarbon resources involves the sequential
injection of a high-pressure, particle-laden fluid with varying pH's to make commercial …

Cleat-scale characterisation of coal: An overview

P Mostaghimi, RT Armstrong, A Gerami, Y Hu… - Journal of Natural Gas …, 2017 - Elsevier
This paper reviews recent developments on the cleat-scale characterisation of coal. Novel
micro-CT imaging and image calibration methods are described. The application of micro …

Porosity and permeability characterization of coal: a micro-computed tomography study

HL Ramandi, P Mostaghimi, RT Armstrong… - International Journal of …, 2016 - Elsevier
A unique contrast agent technique using X-ray micro-computed tomography (micro-CT) was
developed for studying micrometer-sized features in coal. The technique allows for the …

Dynamic three-dimensional pore-scale imaging of reaction in a carbonate at reservoir conditions

HP Menke, B Bijeljic, MG Andrew… - Environmental science & …, 2015 - ACS Publications
Quantifying CO2 transport and average effective reaction rates in the subsurface is essential
to assess the risks associated with underground carbon capture and storage. We use X-ray …

Experimental characterization of porosity structure and transport property changes in limestone undergoing different dissolution regimes

L Luquot, O Rodriguez, P Gouze - Transport in Porous Media, 2014 - Springer
Limestone dissolution by CO _2 CO 2-rich brine induces critical changes of the pore network
geometrical parameters such as the pore size distribution, the connectivity, and the tortuosity …

Numerical simulation of reactive transport on micro-CT images

P Mostaghimi, M Liu, CH Arns - Mathematical Geosciences, 2016 - Springer
Reactive transport is a key issue in hydrocarbon reservoirs, hydrogeological and
environmental applications. A numerical model is presented to predict alteration of porous …

Resolving time-dependent evolution of pore-scale structure, permeability and reactivity using X-ray microtomography

C Noiriel - Reviews in Mineralogy and Geochemistry, 2015 - pubs.geoscienceworld.org
Dissolution and precipitation reactions are the primary mechanisms that occur when a rock
(ie, a mineral assemblage) is in contact with a fluid out of equilibrium. They play a critical …

Experimental dissolution of dolomite by CO2-charged brine at 100 C and 150 bar: Evolution of porosity, permeability, and reactive surface area

AJ Luhmann, XZ Kong, BM Tutolo, N Garapati… - Chemical …, 2014 - Elsevier
Hydrothermal flow experiments of single-pass injection of CO 2-charged brine were
conducted on nine dolomite cores to examine fluid–rock reactions in dolomite reservoirs …

Digital rock analysis for accurate prediction of fractured media permeability

HL Ramandi, P Mostaghimi, RT Armstrong - Journal of Hydrology, 2017 - Elsevier
Determining the permeability of fractured rocks depends significantly on fracture geometry
and topology. To date, no practical approach has been proposed to produce realistic binary …

High-resolution pore-scale simulation of dissolution in porous media

M Liu, P Mostaghimi - Chemical Engineering Science, 2017 - Elsevier
Reactive flow is imperative in a wide range of chemical sciences, hydrogeological and
environmental applications. A parallel numerical framework is presented for modelling the …