Sorption mechanisms of chemicals in soils

DG Strawn - Soil Systems, 2021 - mdpi.com
Sorption of chemicals onto soil particle surfaces is an important process controlling their
availability for uptake by organisms and loss from soils to ground and surface waters. The …

Advances in clayff molecular simulation of layered and nanoporous materials and their aqueous interfaces

RT Cygan, JA Greathouse… - The Journal of Physical …, 2021 - ACS Publications
As a general-purpose force field for molecular simulations of layered materials and their fluid
interfaces, Clayff continues to see broad usage in atomistic computational modeling for …

Adsorption, structure, and dynamics of short-and long-chain PFAS molecules in kaolinite: molecular-level insights

N Loganathan, AK Wilson - Environmental Science & Technology, 2022 - ACS Publications
The ubiquitous presence of poly-and perfluoroalkyl substances (PFAS) in different natural
settings poses a serious threat to environmental and human health. Soils and sediments …

Understanding the sorption behaviors of heavy metal ions in the interlayer and nanopore of montmorillonite: A molecular dynamics study

L Liu, C Zhang, W Jiang, X Li, Y Dai, H Jia - Journal of Hazardous Materials, 2021 - Elsevier
The molecular-scale adsorption mechanism of heavy metal ions in the interlayer and
nanopore regions of montmorillonite (MMT) were investigated by molecular dynamics …

Molecular dynamics simulations of the electrical double layer on smectite surfaces contacting concentrated mixed electrolyte (NaCl–CaCl2) solutions

IC Bourg, G Sposito - Journal of colloid and interface science, 2011 - Elsevier
We report new molecular dynamics results elucidating the structure of the electrical double
layer (EDL) on smectite surfaces contacting mixed NaCl–CaCl 2 electrolyte solutions in the …

Acidity of edge surface sites of montmorillonite and kaolinite

X Liu, X Lu, M Sprik, J Cheng, EJ Meijer… - … et Cosmochimica Acta, 2013 - Elsevier
Acid–base chemistry of clay minerals is central to their interfacial properties, but up to now a
quantitative understanding on the surface acidity is still lacking. In this study, with first …

Fukushima and Chernobyl: similarities and differences of radiocesium behavior in the soil–water environment

A Konoplev - Toxics, 2022 - mdpi.com
In the wake of Chernobyl and Fukushima accidents, radiocesium has become a
radionuclide of most environmental concern. The ease with which this radionuclide moves …

Effect of salinity, mineralogy, and organic materials in hydrogen wetting and its implications for underground hydrogen storage (UHS)

Y Chen, V Niasar, L Ma, Q Xie - International Journal of Hydrogen Energy, 2023 - Elsevier
Hydrogen is a green energy carrier, which appears to reshape the current energy supply
chain. To develop a full-scale hydrogen supply chain, underground hydrogen storage has …

Methane hydrate formation in the salty water confined in clay nanopores: a molecular simulation study

Z He, F Mi, F Ning, J Pang, G Jiang - ACS Sustainable Chemistry …, 2022 - ACS Publications
A sound knowledge of the effects of clay surfaces and salt ions on CH4 hydrate formation is
vital to understand the formation of natural gas hydrate resources and develop hydrate …

Surface wettability of basal surfaces of clay minerals: Insights from molecular dynamics simulation

L Zhang, X Lu, X Liu, K Yang, H Zhou - Energy & Fuels, 2016 - ACS Publications
Understanding the wettability of clay mineral surfaces is crucial for enhancing oil recovery,
investigating primary migration of hydrocarbon, and evaluating the performance of sealing …