Surfactant-enhanced aquifer remediation: Mechanisms, influences, limitations and the countermeasures

L Huo, G Liu, X Yang, Z Ahmad, H Zhong - Chemosphere, 2020 - Elsevier
In recent years, surfactant-enhanced aquifer remediation (SEAR) has attracted increasing
interest duo to the high efficiency of removing non-aqueous phase liquids (NAPLs) from …

Coupling surfactants with ISCO for remediating of NAPLs: Recent progress and application challenges

JC Xu, LH Yang, JX Yuan, SQ Li, KM Peng, LJ Lu… - Chemosphere, 2022 - Elsevier
Non-aqueous phase liquids (NAPLs) pose a serious risk to the soil-groundwater
environment. Coupling surfactants with in situ chemical oxidation (ISCO) technology is a …

Field demonstration of enhanced removal of chlorinated solvents in groundwater using biochar-supported nanoscale zero-valent iron

L Qian, Y Chen, D Ouyang, W Zhang, L Han… - Science of the Total …, 2020 - Elsevier
The application of biochar-supported nanoscale zero-valent iron (biochar-nZVI) was
successfully implemented in a field demonstration for the first time. To overcome the …

Mass transfer during surfactant-enhanced DNAPL remediation: Pore-scale experiments and new correlation

Z Wang, Z Yang, R Hu, YF Chen - Journal of Hydrology, 2023 - Elsevier
Surfactant-enhanced solubilization has been proven successful to remediate aquifers
contaminated with non-aqueous phase liquids (DNAPLs). Understanding mass transfer from …

Pore-scale investigation of surfactant-enhanced DNAPL mobilization and solubilization

Z Wang, Z Yang, YF Chen - Chemosphere, 2023 - Elsevier
Surfactant-enhanced aquifer remediation has been proved successful to remove dense non-
aqueous phase liquids (DNAPLs) from contaminated sites. However, the underlying …

[HTML][HTML] Biotic and abiotic reductive dechlorination of chloroethenes in aquitards

D Puigserver, J Herrero, X Nogueras, A Cortés… - Science of The Total …, 2022 - Elsevier
Chlorinated solvents occur as dense nonaqueous phase liquid (DNAPL) or as solutes when
dissolved in water. They are present in many pollution sites in urban and industrial areas …

Emergence of non-aqueous phase liquids redistribution driven by freeze-thaw cycles in porous media based on low-field NMR

Z Dou, Y Chen, C Zhuang, Z Zhou, J Wang - Journal of Hydrology, 2022 - Elsevier
Increasing human activities in cold regions have led to serious environmental problems due
to non-aqueous phase liquids (NAPLs) contamination. However, the NAPLs redistribution …

Enhanced reactivity and mechanisms of mesoporous carbon supported zero-valent iron composite for trichloroethylene removal in batch studies

Y Cheng, W Zhou, L Zhu - Science of The Total Environment, 2020 - Elsevier
Abstract Ordered mesoporous carbon (CMK-3) supported nanoscale zero-valent iron (nZVI)
composites were synthesized and used for the removal of trichloroethylene (TCE). The …

[HTML][HTML] Towards predicting DNAPL source zone formation to improve plume assessment: Using robust laboratory and numerical experiments to evaluate the …

C Engelmann, KS Lari, L Schmidt, CJ Werth… - Journal of Hazardous …, 2021 - Elsevier
We conducted multiple laboratory trials in a robust and repeatable experimental layout to
study dense non-aqueous phase liquid (DNAPL) source zone formation. We extended an …

Experimental study on remediation of petroleum-contaminated soil by combination of freeze-thaw and electro-osmosis

S Yang, H Zhang, Y Hu, H **, J Hu, H Li, M Lu - Environmental Pollution, 2023 - Elsevier
Electro-osmosis has been well recognized as a technique for the remediation of petroleum-
contaminated soil, however seasonally freezing and thawing adds the complexity of …