Quantification of grain, pore, and fluid microstructure of unsaturated sand from X-ray computed tomography images

CS Willson, N Lu, WJ Likos - Geotechnical …, 2012 - asmedigitalcollection.asme.org
A comprehensive series of three-dimensional x-ray computed tomography (XCT) imaging
experiments was conducted to quantitatively assess the multiphase particle-and pore-scale …

[图书][B] Handbook of porous media

K Vafai - 2015 - books.google.com
This third edition offers a comprehensive overview of the latest theories on flow, transport,
and heat-exchange processes in porous media. It also details sophisticated porous media …

Using X-ray computed tomography in pore structure characterization for a Berea sandstone: Resolution effect

S Peng, Q Hu, S Dultz, M Zhang - Journal of hydrology, 2012 - Elsevier
X-ray computed tomography (XCT) is a powerful tool for detecting the micro-scale pore
structure and has been applied to many natural and synthetic porous media. However, due …

Constitutive modelling of natural sands using a deep learning approach accounting for particle shape effects

M Wu, J Wang - Powder Technology, 2022 - Elsevier
Particle shape plays a vital role in the macroscopic mechanical behaviour of a quasi-
statically sheared granular material. However, most of the previous studies neglected the …

Impacts of rainfall-induced physical crust on near-surface soil pore structure after drying

R Feng, G Liu, Y Chen, C Wang, Q Zhang, J Wang - Catena, 2024 - Elsevier
Rainfall events in arid and semi-arid regions lead to the formation of a physical crust on the
soil surface, and such crusts have significant implications for soil hydrological processes …

Effect of network structure on characterization and flow modeling using X-ray micro-tomography images of granular and fibrous porous media

P Bhattad, CS Willson, KE Thompson - Transport in Porous Media, 2011 - Springer
Image-based network modeling has become a powerful tool for modeling transport in real
materials that have been imaged using X-ray computed micro-tomography (XCT) or other …

Image-based Stokes flow modeling in bulk proppant packs and propped fractures under high loading stresses

P Sanematsu, Y Shen, K Thompson, T Yu… - Journal of Petroleum …, 2015 - Elsevier
Rock fracturing, followed by proppant injection, has been used for years to improve oil and
gas production rates in low permeability reservoirs and is now a routine part of producing …

Simulations of the effects of proppant placement on the conductivity and mechanical stability of hydraulic fractures

DS Bolintineanu, RR Rao, JB Lechman… - International Journal of …, 2017 - Elsevier
We generate a wide range of models of proppant-packed fractures using discrete element
simulations, and measure fracture conductivity using finite element flow simulations. This …

Wettability effects on primary drainage mechanisms and NAPL distribution: a pore‐scale study

IL Molnar, JI Gerhard, CS Willson… - Water Resources …, 2020 - Wiley Online Library
The pore‐scale processes governing water drainage behavior in porous media have
implications for geoscience multiphase scenarios including carbon capture and storage …

Method for obtaining silver nanoparticle concentrations within a porous medium via synchrotron X-ray computed microtomography

IL Molnar, CS Willson, DM O'carroll… - … science & technology, 2014 - ACS Publications
Attempts at understanding nanoparticle fate and transport in the subsurface environment are
currently hindered by an inability to quantify nanoparticle behavior at the pore scale (within …