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 …

Measurement and prediction of the relationship between capillary pressure, saturation, and interfacial area in a NAPL‐water‐glass bead system

ML Porter, D Wildenschild, G Grant… - Water Resources …, 2010 - Wiley Online Library
In this work, the constitutive relationship between capillary pressure (Pc), saturation (Sw),
and fluid‐fluid interfacial area per volume (IFA) is characterized using computed …

[HTML][HTML] An approach for quantification of the heterogeneity of DNAPL source zone geometries

SI Ibrahim, PK Yadav, A Dwiandani, R Liedl… - Journal of Contaminant …, 2022 - Elsevier
Many studies have investigated the migration and entrapment processes of source zones
from dense non-aqueous phase liquid (DNAPL) contamination under different conditions …

Mapping and monitoring of DNAPL source zones with combined direct current resistivity and induced polarization: a field‐scale numerical investigation

A Almpanis, J Gerhard, C Power - Water Resources Research, 2021 - Wiley Online Library
Direct current (DC) resistivity has been widely investigated for non‐invasive mapping of
dense non‐aqueous phase liquids (DNAPLs); however, due to its difficulty in distinguishing …

Improved time-lapse electrical resistivity tomography monitoring of dense non-aqueous phase liquids with surface-to-horizontal borehole arrays

C Power, JI Gerhard, P Tsourlos, P Soupios… - Journal of applied …, 2015 - Elsevier
Electrical resistivity tomography (ERT) has long-standing potential to improve
characterization of sites contaminated with dense non-aqueous phase liquids (DNAPLs) …

Evaluating four-dimensional time-lapse electrical resistivity tomography for monitoring DNAPL source zone remediation

C Power, JI Gerhard, M Karaoulis, P Tsourlos… - Journal of contaminant …, 2014 - Elsevier
Practical, non-invasive tools do not currently exist for mapping the remediation of dense non-
aqueous phase liquids (DNAPLs). Electrical resistivity tomography (ERT) exhibits significant …

Investigation of the kinetics of water uptake into partially saturated shales

H Roshan, MS Andersen, H Rutlidge… - Water Resources …, 2016 - Wiley Online Library
Several processes have been proposed to describe the low recovery of hydraulic fracturing
fluid in unconventional shale reservoirs which has caused both technical and environmental …

A modified light transmission visualization method for DNAPL saturation measurements in 2-D models

MM Bob, MC Brooks, SC Mravik, AL Wood - Advances in water resources, 2008 - Elsevier
In this research, a light transmission visualization (LTV) method was used to quantify dense
non-aqueous phase liquids (DNAPL) saturation in two-dimensional (2-D), two fluid phase …

Organic liquid mobility induced by smoldering remediation

L Kinsman, JL Torero, JI Gerhard - Journal of Hazardous materials, 2017 - Elsevier
Laboratory column experiments plus analytical and numerical modeling together suggest
that, under certain conditions, downward organic liquid mobilization can occur and impact …

STARx Hottpad for smoldering treatment of waste oil sludge: Proof of concept and sensitivity to key design parameters

R Solinger, GP Grant, GC Scholes… - Waste Management …, 2020 - journals.sagepub.com
Growing stockpiles of waste oil sludge (WOS) are an outstanding problem worldwide. Self-
sustaining Treatment for Active Remediation applied ex situ (STARx) is a treatment …