[HTML][HTML] Uranium in natural waters and the environment: Distribution, speciation and impact

PL Smedley, DG Kinniburgh - Applied Geochemistry, 2023 - Elsevier
The concentrations of U in natural waters are usually low, being typically less than 4 μg/L in
river water, around 3.3 μg/L in open seawater, and usually less than 5 μg/L in groundwater …

From legacy contamination to watershed systems science: a review of scientific insights and technologies developed through DOE-supported research in water and …

D Dwivedi, CI Steefel, B Arora, J Banfield… - Environmental …, 2022 - iopscience.iop.org
Water resources, including groundwater and prominent rivers worldwide, are under duress
because of excessive contaminant and nutrient loads. To help mitigate this problem, the …

Approaches to surface complexation modeling of uranium (VI) adsorption on aquifer sediments

JA Davis, DE Meece, M Kohler, GP Curtis - Geochimica et Cosmochimica …, 2004 - Elsevier
Uranium (VI) adsorption onto aquifer sediments was studied in batch experiments as a
function of pH and U (VI) and dissolved carbonate concentrations in artificial groundwater …

Evolution of uranium and thorium minerals

RM Hazen, RC Ewing… - American …, 2009 - pubs.geoscienceworld.org
The origins and near-surface distributions of the~ 250 known uranium and/or thorium
minerals elucidate principles of mineral evolution. This history can be divided into four …

Adsorption of U (VI) from sulfate solution using montmorillonite/polyamide and nano-titanium oxide/polyamide nanocomposites

MF Cheira, MN Kouraim, IH Zidan… - Journal of …, 2020 - Elsevier
The polyamide-based nanocomposites were formed via inorganic nanosized
(montmorillonite clay MMT, or TiO 2) particles that incorporated inside a polyamide 6 (PA6) …

Mathematical model for interactions and transport of phosphorus and sediment in the Three Gorges Reservoir

L Huang, H Fang, D Reible - Water research, 2015 - Elsevier
Phosphorus fate and transport in natural waters plays a crucial role in the ecology of rivers
and reservoirs. In this paper, a coupled model of hydrodynamics, sediment transport, and …

Uranium in groundwater—fertilizers versus geogenic sources

T Liesch, S Hinrichsen, N Goldscheider - Science of the Total Environment, 2015 - Elsevier
Due to its radiological and toxicological properties even at low concentration levels, uranium
is increasingly recognized as relevant contaminant in drinking water from aquifers. Uranium …

Adsorption–desorption processes in subsurface reactive transport modeling

S Goldberg, LJ Criscenti, DR Turner… - Vadose Zone …, 2007 - Wiley Online Library
Adsorption–desorption reactions are important processes that affect the transport of
contaminants in the environment. Various empirical approaches, such as the distribution …

Geochemical, mineralogical and microbiological characteristics of sediment from a naturally reduced zone in a uranium-contaminated aquifer

KM Campbell, RK Kukkadapu, NP Qafoku… - Applied …, 2012 - Elsevier
Localized zones or lenses of naturally reduced sediments have the potential to play a
significant role in the fate and transport of redox-sensitive metals and metalloids in aquifers …

Scale‐dependent desorption of uranium from contaminated subsurface sediments

C Liu, JM Zachara, NP Qafoku… - Water Resources …, 2008 - Wiley Online Library
Column experiments were performed to investigate the scale‐dependent desorption of
uranyl [U (VI)] from a contaminated sediment collected from the Hanford 300 Area at the US …