Environmental transformations of silver nanoparticles: impact on stability and toxicity

C Levard, EM Hotze, GV Lowry… - Environmental science & …, 2012 - ACS Publications
Silver nanoparticles (Ag-NPs) readily transform in the environment, which modifies their
properties and alters their transport, fate, and toxicity. It is essential to consider such …

Silver sulfide nanoparticles in aqueous environments: formation, transformation and toxicity

D He, S Garg, Z Wang, L Li, H Rong, X Ma… - Environmental …, 2019 - pubs.rsc.org
Sulfidation of silver nanoparticles (Ag-NPs) readily occurs in both urban sewage systems
and sulfur-rich natural environments with formation of silver sulfide nanoparticles (Ag2S …

Chemical transformation of silver nanoparticles in aquatic environments: Mechanism, morphology and toxicity

W Zhang, B Xiao, T Fang - Chemosphere, 2018 - Elsevier
Abstract Silver nanoparticles (Ag NPs) have been inevitably introduced into ecological
environment during their extensive applications in daily human life. Thermodynamically, Ag …

Controlled evaluation of silver nanoparticle sulfidation in a full-scale wastewater treatment plant

RD Kent, JG Oser, PJ Vikesland - Environmental science & …, 2014 - ACS Publications
Sulfidation of silver nanoparticles (AgNPs), which is known to alter AgNP toxicity, occurs
during transport through wastewater treatment plants. In this study, arrays of immobilized …

Sulfidation of silver nanoparticles: natural antidote to their toxicity

C Levard, EM Hotze, BP Colman, AL Dale… - … science & technology, 2013 - ACS Publications
Nanomaterials are highly dynamic in biological and environmental media. A critical need for
advancing environmental health and safety research for nanomaterials is to identify physical …

Modeling nanosilver transformations in freshwater sediments

AL Dale, GV Lowry, EA Casman - Environmental science & …, 2013 - ACS Publications
Silver nanoparticles (AgNPs), an effective antibacterial agent, are a significant and fast-
growing application of nanotechnology in consumer goods. The toxicity of AgNPs released …

Silver nanoparticles in aquatic sediments: Occurrence, chemical transformations, toxicity, and analytical methods

J Zhao, X Wang, SA Hoang, NS Bolan… - Journal of Hazardous …, 2021 - Elsevier
Sediments represent the major sink for released silver nanoparticles (AgNPs) in aquatic
environments. It is well known that the environmental behavior and toxicity of AgNPs in …

Emerging contaminant or an old toxin in disguise? Silver nanoparticle impacts on ecosystems

BP Colman, B Espinasse, CJ Richardson… - … science & technology, 2014 - ACS Publications
The use of antimicrobial silver nanoparticles (AgNPs) in consumer-products is rising. Much
of these AgNPs are expected to enter the wastewater stream, with up to 10% of that …

Behavior of metallic silver nanoparticles in a pilot wastewater treatment plant

R Kaegi, A Voegelin, B Sinnet, S Zuleeg… - … science & technology, 2011 - ACS Publications
We investigated the behavior of metallic silver nanoparticles (Ag-NP) in a pilot wastewater
treatment plant (WWTP) fed with municipal wastewater. The treatment plant consisted of a …

Time, pH, and size dependency of silver nanoparticle dissolution: the road to equilibrium

B Molleman, T Hiemstra - Environmental Science: Nano, 2017 - pubs.rsc.org
Oxidative dissolution has large implications for the environmental fate and toxicity of silver
nanoparticles (AgNPs). In this study, we quantify the kinetics, pH, and size dependency of …