Evaluation methods for assessing effectiveness of in situ remediation of soil and sediment contaminated with organic pollutants and heavy metals

B Song, G Zeng, J Gong, J Liang, P Xu, Z Liu… - Environment …, 2017 - Elsevier
Soil and sediment contamination has become a critical issue worldwide due to its great
harm to the ecological environment and public health. In recent years, many remediation …

[HTML][HTML] The fate of DNAPL contaminants in non-consolidated subsurface systems–Discussion on the relevance of effective source zone geometries for plume …

C Engelmann, F Händel, M Binder, PK Yadav… - Journal of hazardous …, 2019 - Elsevier
Dense non-aqueous phase liquids, ie, DNAPLs and the evolving contaminant plumes in
aquifers provide significant potential to pose hazards affecting both environment and human …

A comprehensive assessment of the degradation of C1 and C2 chlorinated hydrocarbons by sulfidated nanoscale zerovalent iron

Y Zhang, P Ozcer, S Ghoshal - Water Research, 2021 - Elsevier
Sulfidated nanoscale zerovalent iron (S-nZVI) is a promising reductant for trichloroethylene
in groundwater, yet a comprehensive understanding of its degradation efficiency for other …

Real-time monitoring of in situ chemical oxidation (ISCO) of dissolved TCE by integrating electrical resistivity tomography and reactive transport modeling

Z Han, X Kang, K Singha, J Wu, X Shi - Water Research, 2024 - Elsevier
Successful in situ chemical oxidation (ISCO) applications require real-time monitoring to
assess the oxidant delivery and treatment effectiveness, and to support rapid and cost …

[HTML][HTML] 3D dynamic model empowering the knowledge of the decontamination mechanisms and controlling the complex remediation strategy of a contaminated …

P Ciampi, C Esposito, E Bartsch, EJ Alesi… - Science of the Total …, 2021 - Elsevier
Abstract Knowledge of the geology and hydrogeology of the polluted site emblematize a key
requirement for environmental remediation, through assembling and synthesizing findings …

Remediation of chlorinated aliphatic hydrocarbons (CAHs) contaminated site coupling groundwater recirculation well (IEG-GCW®) with a peripheral injection of …

P Ciampi, C Esposito, E Bartsch, EJ Alesi, G Rehner… - Heliyon, 2022 - cell.com
Abstract An innovative Groundwater Circulation Well (GCW) process was configured,
installed, and tested for optimizing the distribution of a soluble nutrient supplement in a …

Removal of trichloroethene by iron-based biochar from anaerobic water: key roles of Fe/C ratio and iron carbides

F Meng, Z Li, C Lei, K Yang, D Lin - Chemical Engineering Journal, 2021 - Elsevier
Nanoscale zero-valent iron (nZVI) is widely studied for environmental remediation in recent
years. However, its easy agglomeration, vulnerable oxidation, and runoff limit its practical …

Hydrogeophysical characterization of nonstationary DNAPL source zones by integrating a convolutional variational autoencoder and ensemble smoother

X Kang, A Kokkinaki, PK Kitanidis, X Shi… - Water Resources …, 2021 - Wiley Online Library
Detailed characterization of dense nonaqueous phase liquid (DNAPL) source zone
architecture (SZA) is essential for designing efficient remediation strategies. However, it is …

Electrokinetic-enhanced permanganate delivery and remediation of contaminated low permeability porous media

AIA Chowdhury, JI Gerhard, D Reynolds, BE Sleep… - Water research, 2017 - Elsevier
Back diffusion of contaminants from low permeability strata has inhibited site remediation
and closure due to an inability to deliver remediants into these strata. This study …

Degradation of trichloroethene by citric acid chelated Fe (II) catalyzing sodium percarbonate in the environment of sodium dodecyl sulfate aqueous solution

J Huang, Z Zhou, M Ali, X Gu, M Danish, Q Sui, S Lyu - Chemosphere, 2021 - Elsevier
In this study, the common chlorinated solvent trichloroethene (TCE) was selected as the
target contaminant. The aqueous solution after solubilization treatment (containing TCE and …