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Themed collection Environmental Science: Nano Recent HOT Articles

32 items
Communication

Single-particle multi-element fingerprinting (spMEF) using inductively-coupled plasma time-of-flight mass spectrometry (ICP-TOFMS) to identify engineered nanoparticles against the elevated natural background in soils

This novel single-particle multi-element fingerprinting (spMEF) method makes it possible to discriminate engineered and natural nanoparticles in complex matrices.

Graphical abstract: Single-particle multi-element fingerprinting (spMEF) using inductively-coupled plasma time-of-flight mass spectrometry (ICP-TOFMS) to identify engineered nanoparticles against the elevated natural background in soils
Communication

Mn2O3 hollow spheres synthesized based on an ion-exchange strategy from amorphous calcium carbonate for highly efficient trace-level uranyl extraction

A versatile strategy was reported to create hierarchical hollow Mn2O3 spheres for extracting trace-level uranyl from salt lake field water.

Graphical abstract: Mn2O3 hollow spheres synthesized based on an ion-exchange strategy from amorphous calcium carbonate for highly efficient trace-level uranyl extraction
Communication

Marine plastic litter: the unanalyzed nano-fraction

In this work, we present for the first time undeniable evidence of nano-plastic occurrence due to solar light degradation of marine micro-plastics under controlled and environmentally representative conditions.

Graphical abstract: Marine plastic litter: the unanalyzed nano-fraction
Paper

Interaction of carbon nanotubes with microbial enzymes: conformational transitions and potential toxicity

Interaction of carbon nanotubes with microbial enzymes.

Graphical abstract: Interaction of carbon nanotubes with microbial enzymes: conformational transitions and potential toxicity
Paper

Methodology for quantifying engineered nanomaterial release from diverse product matrices under outdoor weathering conditions and implications for life cycle assessment

Accurate measurement of engineered nanomaterial (ENM) release from diverse product lines and matrices during use is critical to evaluating environmental impacts across the life cycle of a nano-enabled product.

Graphical abstract: Methodology for quantifying engineered nanomaterial release from diverse product matrices under outdoor weathering conditions and implications for life cycle assessment
Paper

Characterizing the phosphatase mimetic activity of cerium oxide nanoparticles and distinguishing its active site from that for catalase mimetic activity using anionic inhibitors

Cerium oxide nanoparticles (CeNPs) are potent reactive oxygen and nitrogen species scavengers and demonstrate beneficial antioxidant properties in both cell culture and animal studies.

Graphical abstract: Characterizing the phosphatase mimetic activity of cerium oxide nanoparticles and distinguishing its active site from that for catalase mimetic activity using anionic inhibitors
From the themed collection: Sustainable Nanotechnology Organization
Paper

Modeling human health characterization factors for indoor nanomaterial emissions in life cycle assessment: a case-study of titanium dioxide

A dynamic life cycle impact assessment model demonstrates a non-constant intake fraction of inhaled nano-TiO2 as total emissions changes.

Graphical abstract: Modeling human health characterization factors for indoor nanomaterial emissions in life cycle assessment: a case-study of titanium dioxide
Paper

Residual weakly bound ligands influence biological compatibility of mixed ligand shell, thiol-stabilized gold nanoparticles

Mixed ligand shells are frequently employed to impart multiple and new functions to inorganic nanoparticles.

Graphical abstract: Residual weakly bound ligands influence biological compatibility of mixed ligand shell, thiol-stabilized gold nanoparticles
Paper

Colloidal characterization of CuO nanoparticles in biological and environmental media

The relationships between the physicochemical properties of engineered nanomaterials (ENMs) and their adverse health and environmental effects are still unclear.

Graphical abstract: Colloidal characterization of CuO nanoparticles in biological and environmental media
Open Access Paper

Metal uptake and distribution in the zebrafish (Danio rerio) embryo: differences between nanoparticles and metal ions

Quantitative data on nanoparticle and cation uptake are compared in a compartment-specific way and distinct differences between metals were identified.

Graphical abstract: Metal uptake and distribution in the zebrafish (Danio rerio) embryo: differences between nanoparticles and metal ions
Paper

Effect of nonreactive kaolinite on 4-chloronitrobenzene reduction by Fe(II) in goethite–kaolinite heterogeneous suspensions

This work demonstrates that even nonreactive clays may influence outcomes of natural attenuation in contaminated groundwater by iron oxide nanoparticles.

Graphical abstract: Effect of nonreactive kaolinite on 4-chloronitrobenzene reduction by Fe(ii) in goethite–kaolinite heterogeneous suspensions
Paper

Sewage sludge treated with metal nanomaterials inhibits earthworm reproduction more strongly than sludge treated with metal metals in bulk/salt forms

Sludge treated with ENMs caused greater effects on earthworm reproduction than sludge treated with metal salts.

Graphical abstract: Sewage sludge treated with metal nanomaterials inhibits earthworm reproduction more strongly than sludge treated with metal metals in bulk/salt forms
Paper

Multi-day diurnal measurements of Ti-containing nanoparticle and organic sunscreen chemical release during recreational use of a natural surface water

A recreational water system was monitored for release of both mineral and organic sunscreen constituents for the first time.

Graphical abstract: Multi-day diurnal measurements of Ti-containing nanoparticle and organic sunscreen chemical release during recreational use of a natural surface water
Paper

Genesis of pure Se(0) nano- and micro-structures in wastewater with nanoscale zero-valent iron (nZVI)

Formation of pure elemental selenium has important implications in the separation, purification and recovery of selenium, a trace but vital and increasingly important industrial material.

Graphical abstract: Genesis of pure Se(0) nano- and micro-structures in wastewater with nanoscale zero-valent iron (nZVI)
Paper

Visualization tool for correlating nanomaterial properties and biological responses in zebrafish

N4mics facilitates the identification of correlations between nanomaterial characteristics and biological responses.

Graphical abstract: Visualization tool for correlating nanomaterial properties and biological responses in zebrafish
Paper

Reactivity of ferrihydrite and ferritin in relation to surface structure, size, and nanoparticle formation studied for phosphate and arsenate

Formation of ultra-small nanoclusters with an extremely high oxyanion adsorption capacity in natural and engineered systems with and without ferritin.

Graphical abstract: Reactivity of ferrihydrite and ferritin in relation to surface structure, size, and nanoparticle formation studied for phosphate and arsenate
Paper

Environmental impacts of reusable nanoscale silver-coated hospital gowns compared to single-use, disposable gowns

Nanoscale silver has been incorporated into a variety of products where its antimicrobial properties enhance their functionality.

Graphical abstract: Environmental impacts of reusable nanoscale silver-coated hospital gowns compared to single-use, disposable gowns
Paper

Adsorption of III/V ions (In(III), Ga(III) and As(V)) onto SiO2, CeO2 and Al2O3 nanoparticles used in the semiconductor industry

The semiconductor industry annually uses thousands of tons of nanoparticles (NPs) in chemical mechanical polishing (CMP) processes.

Graphical abstract: Adsorption of iii/v ions (In(iii), Ga(iii) and As(v)) onto SiO2, CeO2 and Al2O3 nanoparticles used in the semiconductor industry
Open Access Paper

Waste not want not: life cycle implications of gold recovery and recycling from nanowaste

Selective recovery of gold from nanowaste.

Graphical abstract: Waste not want not: life cycle implications of gold recovery and recycling from nanowaste
Paper

GC-TOF-MS based metabolomics and ICP-MS based metallomics of cucumber (Cucumis sativus) fruits reveal alteration of metabolites profile and biological pathway disruption induced by nano copper

Copper-based nanoparticles have wide application in agriculture as fungicides and bactericides.

Graphical abstract: GC-TOF-MS based metabolomics and ICP-MS based metallomics of cucumber (Cucumis sativus) fruits reveal alteration of metabolites profile and biological pathway disruption induced by nano copper
Paper

Inorganic tin aluminophosphate nanocomposite for reductive separation of pertechnetate

Multifunctional Sn(II/IV) based composite for highly selective reductive separation of Tc(VII) that undergo phase changes to accommodate the reduced Tc(IV).

Graphical abstract: Inorganic tin aluminophosphate nanocomposite for reductive separation of pertechnetate
Paper

The use of metallic oxide nanoparticles to enhance growth of tomatoes and eggplants in disease infested soil or soilless medium

Foliar application of CuO nanoparticles applied to tomato and eggplant grown in pathogen infested soil had more yield than controls.

Graphical abstract: The use of metallic oxide nanoparticles to enhance growth of tomatoes and eggplants in disease infested soil or soilless medium
Paper

Release from nanomaterials during their use phase: combined mechanical and chemical stresses applied to simple and multi-filler nanocomposites mimicking wear of nano-reinforced tires

We explore synergistic degradation, such as the mechanical/chemical/mechanical secondary fragmentation of rubber with multiple simultaneously embedded nanomaterials.

Graphical abstract: Release from nanomaterials during their use phase: combined mechanical and chemical stresses applied to simple and multi-filler nanocomposites mimicking wear of nano-reinforced tires
Paper

One-pot high yield synthesis of Ag nanoparticle-embedded biochar hybrid materials from waste biomass for catalytic Cr(VI) reduction

The Ag nanoparticle-embedded biochar hybrid material (Ag@biochar) was synthesized in one-pot by fast pyrolysis of the Ag preloaded biomass, and its catalytic effect on HCOOH-induced Cr(VI) reduction was evaluated.

Graphical abstract: One-pot high yield synthesis of Ag nanoparticle-embedded biochar hybrid materials from waste biomass for catalytic Cr(vi) reduction
Paper

Aqueous photoproduction of Au nanoparticles by natural organic matter: effect of NaBH4 reduction

Aromatic ketone moieties of NOM dominate aqueous photoproduction of AuNPs.

Graphical abstract: Aqueous photoproduction of Au nanoparticles by natural organic matter: effect of NaBH4 reduction
Paper

Mechanistic and kinetic insights into the ligand-promoted depassivation of bimetallic zero-valent iron nanoparticles

Little attention has been given to either the thermodynamics and kinetics of palladium-doped nanoscale zero-valent iron particles (Pd-nZVI) depassivation process or the effect of the presence of co-existent cations using ligand-assisted performance improvement strategies.

Graphical abstract: Mechanistic and kinetic insights into the ligand-promoted depassivation of bimetallic zero-valent iron nanoparticles
Paper

Effect of natural organic matter on dissolution and toxicity of sulfidized silver nanoparticles to Caenorhabditis elegans

Exposure media and natural organic matter composition have a significant impact on the aggregation, dissolution and toxicity of sulfidized silver nanoparticles.

Graphical abstract: Effect of natural organic matter on dissolution and toxicity of sulfidized silver nanoparticles to Caenorhabditis elegans
Open Access Paper

Multimedia environmental fate and speciation of engineered nanoparticles: a probabilistic modeling approach

The robustness of novel multimedia fate models in environmental exposure estimation of engineered nanoparticles (ENPs) is clarified by evaluating uncertainties in the emission, physicochemical properties and natural variability in environmental systems.

Graphical abstract: Multimedia environmental fate and speciation of engineered nanoparticles: a probabilistic modeling approach
Open Access Paper

Nanoparticles in road dust from impervious urban surfaces: distribution, identification, and environmental implications

Nanoparticles (NPs) resulting from urban road dust resuspension are an understudied class of pollutants in urban environments with strong potential for health hazards.

Graphical abstract: Nanoparticles in road dust from impervious urban surfaces: distribution, identification, and environmental implications
Paper

Biofilm development on carbon nanotube/polymer nanocomposites

Carbon nanotube/polymer nanocomposite surfaces impact biofilm development through the cytotoxic effect of exposed carbon nanotubes on microorganisms.

Graphical abstract: Biofilm development on carbon nanotube/polymer nanocomposites
Paper

Durability of nano-enhanced textiles through the life cycle: releases from landfilling after washing

By taking a life cycle approach to study the potential for silver nanoparticle (AgNP) release from functionalized textiles, we can estimate the relative importance of different phases to the release of Ag over time.

Graphical abstract: Durability of nano-enhanced textiles through the life cycle: releases from landfilling after washing
Paper

Effects of dysprosium oxide nanoparticles on Escherichia coli

Determination of Dy2O3 nanoparticles toxicity on Escherichia coli at different water chemistry and metabolic conditions. The results of this study provide strong evidence that Dy ions, released from the nanoparticles, are the main cause for impairing of the bacteria functions.

Graphical abstract: Effects of dysprosium oxide nanoparticles on Escherichia coli
32 items

About this collection

Here is a collection of recent Environmental Science: Nano articles which have been classified as ‘HOT articles’ due to receiving particularly high scores at peer review.

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