Pore-network modeling of flow in shale nanopores: Network structure, flow principles, and computational algorithms

R Cui, SM Hassanizadeh, S Sun - Earth-Science Reviews, 2022 - Elsevier
Hydrocarbons in subsurface nanoporous media, such as shale, are promising energy
resources to compensate for the shortage of conventional reservoirs. Pore-network …

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 …

Organic contaminant transport and fate in the subsurface: Evolution of knowledge and understanding

HI Essaid, BA Bekins… - Water Resources Research, 2015 - Wiley Online Library
Toxic organic contaminants may enter the subsurface as slightly soluble and volatile
nonaqueous phase liquids (NAPLs) or as dissolved solutes resulting in contaminant plumes …

Microbial community dynamics in soil aggregates shape biogeochemical gas fluxes from soil profiles–upscaling an aggregate biophysical model

A Ebrahimi, D Or - Global change biology, 2016 - Wiley Online Library
Microbial communities inhabiting soil aggregates dynamically adjust their activity and
composition in response to variations in hydration and other external conditions. These …

PoreFlow: A complex pore-network model for simulation of reactive transport in variably saturated porous media

A Raoof, HM Nick, SM Hassanizadeh… - Computers & Geosciences, 2013 - Elsevier
This study introduces PoreFlow, a pore-network modeling tool capable of simulating fluid
flow and multi-component reactive and adsorptive transport under saturated and variably …

Aquifer-on-a-Chip: understanding pore-scale salt precipitation dynamics during CO 2 sequestration

M Kim, A Sell, D Sinton - Lab on a Chip, 2013 - pubs.rsc.org
In this study, we develop a lab-on-a-chip approach to study pore-scale salt precipitation
dynamics during CO2 sequestration in saline aquifers—a challenge with this carbon …

Universal spatial correlation functions for describing and reconstructing soil microstructure

MV Karsanina, KM Gerke, EB Skvortsova, D Mallants - PloS one, 2015 - journals.plos.org
Structural features of porous materials such as soil define the majority of its physical
properties, including water infiltration and redistribution, multi-phase flow (eg simultaneous …

Hydration and diffusion processes shape microbial community organization and function in model soil aggregates

A Ebrahimi, D Or - Water Resources Research, 2015 - Wiley Online Library
The constantly changing soil hydration status affects gas and nutrient diffusion through soil
pores and thus the functioning of soil microbial communities. The conditions within soil …

[HTML][HTML] An efficient coupling of free flow and porous media flow using the pore-network modeling approach

K Weishaupt, V Joekar-Niasar, R Helmig - Journal of Computational …, 2019 - Elsevier
Macro-scale models of coupled free flow and flow through a permeable medium often lack
the capabilities to account for process-relevant complexities on the pore scale. Direct …

Pore-scale modeling of reactive transport in wellbore cement under CO2 storage conditions

A Raoof, HM Nick, TKT Wolterbeek… - International Journal of …, 2012 - Elsevier
A modular pore-scale model is developed to assess the response of wellbore cement to
geological storage of CO2. Numerical formulations for modeling of solute transport are …