Direct pore-scale comparison of solute transport in saturated and unsaturated porous media using fast micro-computed tomography

S Van Offenwert, V Cnudde, S Ellman… - Transport in Porous …, 2024 - Springer
Solute transport in unsaturated conditions is important in various applications and natural
environments, such as groundwater flow in the vadose zone. Studies of unsaturated solute …

Impact of Oil Viscosity on Dispersion in the Aqueous Phase of an Immiscible Two‐Phase Flow in Porous Media: An X‐Ray Tomography Study

Z Li, M Nasir, W Wang, K Kaito, C Zhang… - Water Resources …, 2023 - Wiley Online Library
In this study, dispersion and mixing were studied in a steady two‐phase flow generated
using a co‐injection method. The impact of oil viscosity was investigated over a large range …

Pore-scale investigation of solute dispersion behavior in porous media under a two-phase co-flow condition

C Zhang, K Zhang, J Mo, Z Li, T Suekane… - Advances in Water …, 2024 - Elsevier
Phase distributions and hydrodynamic flow field at the pore scale can greatly affect the
tracer mass transfer process in a two-phase co-flow system, yet the underlining mechanism …

Modeling solute transport and mixing in heterogeneous porous media under turbulent flow conditions

E Baioni, M Mousavi Nezhad, GM Porta… - Physics of …, 2021 - pubs.aip.org
We develop and test a modeling approach to quantify turbulence-driven solute transport and
mixing in porous media. Our approach addresses two key elements:(a) the spatial variability …

Multimodality Imaging of Fluid Saturation and Chemical Transport for Two-Phase Surfactant/Polymer Floods in Porous Rocks

A Rovelli, J Brodie, B Rashid, WJ Tay, R Pini - Transport in Porous Media, 2025 - Springer
Multicomponent, two-phase flow in porous media is a problem of practical relevance that
remains difficult to study experimentally. Advanced methodologies are needed that enable …

Direct observations of solute dispersion in rocks with distinct degree of sub-micron porosity

T Kurotori, C Zahasky, S Benson, R Pini - ESS Open Arch., 2024 - authorea.com
The transport of chemical species in rocks is affected by their structural heterogeneity to
yield a wide spectrum of local solute concentrations. To quantify such imperfect mixing …

[PDF][PDF] A pore scale investigation of fluid flow heterogeneity and solute transport in rough-walled fractures

I Naets - 2023 - research-collection.ethz.ch
To fight global climate change, we must reduce our reliance on fossil fuels and the
emissions of greenhouse gasses. One way to achieve this is through the use of geothermal …