Colloid mobilization and transport in groundwater

JN Ryan, M Elimelech - Colloids and surfaces A: Physicochemical and …, 1996 - Elsevier
Recent field and laboratory experiments have identified colloid-facilitated transport of
contaminants as an important mechanism of contaminant migration through groundwater …

Mobile subsurface colloids and their role in contaminant transport

R Kretzschmar, M Borkovec, D Grolimund… - Advances in …, 1999 - Elsevier
Publisher Summary It is noted that colloidal particles can be effectively transported through
subsurface porous media under certain hydrogeochemical conditions. If present in large …

Continuum-based models and concepts for the transport of nanoparticles in saturated porous media: A state-of-the-science review

P Babakhani, J Bridge, R Doong, T Phenrat - Advances in colloid and …, 2017 - Elsevier
Environmental applications of nanoparticles (NP) increasingly result in widespread NP
distribution within porous media where they are subject to various concurrent transport …

A review of colloid transport in fractured rocks

W Zhang, X Tang, N Weisbrod, Z Guan - Journal of Mountain Science, 2012 - Springer
Recent recognition of colloid and colloida-ssociated transport of strongly sorbing
contaminants in fractured rocks highlights the importance of exploring the transport behavior …

Colloid‐facilitated contaminant transport in discretely fractured porous media: 1. Numerical formulation and sensitivity analysis

M Ibaraki, EA Sudicky - Water Resources Research, 1995 - Wiley Online Library
A two‐dimensional numerical model is developed that incorporates the mechanism of
colloid‐facilitated transport in discretely fractured porous media. The numerical model …

Colloid-facilitated Cs transport through water-saturated Hanford sediment and Ottawa sand

J Zhuang, M Flury, Y Jin - Environmental science & technology, 2003 - ACS Publications
In this study, a series of saturated column experiments were conducted to investigate effects
of colloids on Cs transport in two types of porous media (Hanford sediment characteristic of …

Effective velocity and effective dispersion coefficient for finite-sized particles flowing in a uniform fracture

SC James, CV Chrysikopoulos - Journal of colloid and interface science, 2003 - Elsevier
In this work we derive expressions for the effective velocity and effective dispersion
coefficient for finite-sized spherical particles with neutral buoyancy flowing within a water …

Contaminant transport in sets of parallel finite fractures with fracture skins

NI Robinson, JM Sharp Jr, I Kreisel - Journal of contaminant hydrology, 1998 - Elsevier
Analysis of flow and transport in double/dual-porosity or fractured formations is a problem
with important theoretical and practical applications. We present steady-state and transient …

Transport of polydisperse colloid suspensions in a single fracture

SC James, CV Chrysikopoulos - Water Resources Research, 1999 - Wiley Online Library
The transport of variably sized colloids (polydisperse) in a fracture with uniform aperture is
investigated by a particle‐tracking model that treats colloids as discrete particles with unique …

Contaminant transport in groundwater in the presence of colloids and bacteria: Model development and verification

HM Bekhit, MA El-Kordy, AE Hassan - Journal of Contaminant Hydrology, 2009 - Elsevier
Colloids and bacteria (microorganisms) naturally exist in groundwater aquifers and can
significantly impact contaminant migration rates. A conceptual model is first developed to …