Mixing in porous media: concepts and approaches across scales

M Dentz, JJ Hidalgo, D Lester - Transport in Porous Media, 2023 - Springer
This review provides an overview of concepts and approaches for the quantification of
passive, non-reactive solute mixing in steady uniform porous media flows across scales …

A review of spatial Markov models for predicting pre-asymptotic and anomalous transport in porous and fractured media

T Sherman, NB Engdahl, G Porta, D Bolster - Journal of Contaminant …, 2021 - Elsevier
Heterogeneity across a broad range of scales in geologic porous media often manifests in
observations of non-Fickian or anomalous transport. While traditional anomalous transport …

Velocity distributions, dispersion and stretching in three-dimensional porous media

M Souzy, H Lhuissier, Y Méheust… - Journal of Fluid …, 2020 - cambridge.org
Using index matching and particle tracking, we measure the three-dimensional velocity field
in an isotropic porous medium composed of randomly packed solid spheres. This high …

Biofilms in 3D porous media: Delineating the influence of the pore network geometry, flow and mass transfer on biofilm development

M Carrel, VL Morales, MA Beltran, N Derlon… - Water research, 2018 - Elsevier
This study investigates the functional correspondence between porescale hydrodynamics,
mass transfer, pore structure and biofilm morphology during progressive biofilm colonization …

Flow channeling in fracture networks: characterizing the effect of density on preferential flow path formation

JD Hyman - Water Resources Research, 2020 - Wiley Online Library
Flow channelization is a commonly observed phenomenon in fractured subsurface media
where the flow of fluids is restricted primarily to highly transmissive fracture networks …

Pore-scale mixing and the evolution of hydrodynamic dispersion in porous media

A Puyguiraud, P Gouze, M Dentz - Physical Review Letters, 2021 - APS
We study the interplay of pore-scale mixing and network-scale advection through
heterogeneous porous media, and its role for the evolution and asymptotic behavior of …

Anomalous transport in three‐dimensional discrete fracture networks: Interplay between aperture heterogeneity and injection modes

PK Kang, JD Hyman, WS Han… - Water Resources …, 2020 - Wiley Online Library
We study how the interplay between fracture aperture heterogeneity and tracer injection
mode controls fluid flow and tracer transport in three‐dimensional (3D) discrete fracture …

On the effect of flow regime and pore structure on the flow signatures in porous media

M Vasheghani Farahani, M Mousavi Nezhad - Physics of Fluids, 2022 - pubs.aip.org
In this study, lattice Boltzmann method (LBM) is utilized for three-dimensional simulation of
fluid flow through two porous structures, consisting of grains with the same diameter:(i) a …

Internal biofilm heterogeneities enhance solute mixing and chemical reactions in porous media

I Markale, M Carrel, DL Kurz, VL Morales… - … science & technology, 2023 - ACS Publications
Bacterial biofilms can form in porous media that are of interest in industrial applications
ranging from medical implants to biofilters as well as in environmental applications such as …

Transport upscaling under flow heterogeneity and matrix-diffusion in three-dimensional discrete fracture networks

JD Hyman, M Dentz - Advances in Water Resources, 2021 - Elsevier
We investigate the combined effects of network scale flow variability and retention due to
matrix-diffusion on the scaling behavior of transport through fractured media. Two of the …