Remediation of multilayer soils contaminated by heavy chlorinated solvents using biopolymer-surfactant mixtures: two-dimensional flow experiments and simulations

A Alamooti, S Colombano, ZA Glabe, F Lion… - Water Research, 2023 - Elsevier
To assess the efficiency of remediating dense non-aqueous phase liquids (DNAPLs), here
heavy chlorinated solvents, through injection of xanthan solutions with or without surfactant …

[HTML][HTML] Gravity-driven remediation of DNAPL polluted aquifers using densified biopolymer brine solution

A Alamooti, S Colombano, D Davarzani, F Lion… - Advances in Water …, 2024 - Elsevier
Polymer solutions aid DNAPL (Dense Non Aqueous Phase Liquid)-contaminated soil
remediation but are impacted by gravity and viscous forces. This study assesses the …

The Effects of Spill Pressure on the Migration and Remediation of Dense Non-Aqueous Phase Liquids in Homogeneous and Heterogeneous Aquifers

Z Cheng, G Lu, M Wu, Y Hao, C Mo, Q Li, J Wu, J Wu… - Sustainability, 2023 - mdpi.com
The spill pressure of the contaminant source is an important factor affecting the amount,
location, form, and behavior of the dense non-aqueous phase liquids (DNAPLs) that plume …

[HTML][HTML] Mobilization of poly-and perfluoroalkyl substances (PFAS) from heterogeneous soils: Desorption by ethanol/xanthan gum mixture

A Batikh, S Colombano, M Cochennec… - Journal of Hazardous …, 2025 - Elsevier
Remediating soils contaminated by per-and polyfluoroalkyl substances (PFAS) is a
challenging task due to the unique properties of these compounds, such as variable …

[HTML][HTML] Mobilization of DNAPL lenses in heterogeneous aquifers using shear-thinning PEO polymers: Experimental and numerical study

A Alamooti, A Baigadilov, I Sawadogo, R Martel… - Water Research, 2025 - Elsevier
Polymer solution injection has emerged as a promising method for the remediation of NAPL
(non-aqueous phase liquids)-contaminated aquifers. This technique enhances recovery …

Stability and flow behavior of polymer-enhanced foams for improved in-situ remediation of hydrocarbons: Effect of polymer-surfactant interactions

A Baigadilov, S Colombano, S Omirbekov… - Journal of Hazardous …, 2025 - Elsevier
Conventional in-situ hydrocarbon remediation technologies face challenges associated with
high costs and low long-term efficacy. Aqueous foam injection presents a promising …

Density modification of DNAPL using self-demulsifying colloidal biliquid aphron: Kinetics, mechanisms and influencing factors

C Yang, C Zhang, F Liu, J Dong - Journal of Hazardous Materials, 2024 - Elsevier
Density-modification remediation of dense nonaqueous phase liquid (DNAPL) using
colloidal biliquid aphron (CBLA) is an efficient means of enhancing flushing and avoiding …

Remediation effectiveness and mechanism on surfactant-enhanced remediation of low-permeability petroleum hydrocarbon contaminated soil under fracturing …

SJ Feng, JG Niu, FJ Shi, QT Zheng, MW Gao - Journal of Hydrology, 2025 - Elsevier
For low permeability contaminated sites, the existing combined fracturing-extraction
remediation methods have shown low efficacy due to high heterogeneity and long …

Biopolymer-enhanced delivery of reactive sulfide reagents for in-situ mercury remediation of heterogeneous contaminated soils

D Davarzani, Z Derikvand, S Betelu… - Science of the Total …, 2024 - Elsevier
Mercury pollution from natural and anthropogenic sources demands effective remediation.
This study focuses on optimizing a chemical stabilization approach using sulfur-containing …

A higher mass flux from the effected DNAPL migration and distribution patterns by brine flow in saturated porous media

Z Cheng, Y Wu, M Wu, Z Li, Y Deng, J Wu… - Chemical Engineering …, 2024 - Elsevier
This study investigated the influence of groundwater salinity on DNAPL migration and
distribution in saturated physically homogeneous and heterogeneous porous media …