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Themed collection Environmental Science: Nano Recent HOT Articles

134 items - Showing page 1 of 2
Communication

Natural organic matter facilitates formation and microbial methylation of mercury selenide nanoparticles

Tiemannite nanoparticles available for microbial mercury methylation are formed during the co-precipitation of natural organic matter, divalent mercury and selenium.

Graphical abstract: Natural organic matter facilitates formation and microbial methylation of mercury selenide nanoparticles
Communication

A novel and simple method for polyethylene terephthalate (PET) nanoparticle production

Common plastics, such as polyethylene terephthalate (PET), as pollutants in aquatic environments in the form of micro/nanoparticles are of environmental and public health concern.

Graphical abstract: A novel and simple method for polyethylene terephthalate (PET) nanoparticle production
Communication

Aggregation morphology is a key factor determining protein adsorption on graphene oxide and reduced graphene oxide nanomaterials

The surface properties of graphene-based materials determine their protein-binding capacities via modulating the aggregation morphology of these materials.

Graphical abstract: Aggregation morphology is a key factor determining protein adsorption on graphene oxide and reduced graphene oxide nanomaterials
Paper

Carbon nanotubes influence the toxic effects of chloramphenicol and tetracycline on cyanobacterium Synechocystis sp. in different ways

CNTs mitigated the inhibition of CAP on protein biosynthesis, while CAP enhanced the upregulation of proteins induced by CNTs. TC can potentiate the CNT-induced downregulation of proteins related to ribosome.

Graphical abstract: Carbon nanotubes influence the toxic effects of chloramphenicol and tetracycline on cyanobacterium Synechocystis sp. in different ways
Paper

Laser ablation-single-particle-inductively coupled plasma mass spectrometry as a multimodality bioimaging tool in nano-based omics

Visualisation of the ionic metal content and the metal nanoparticle number, distribution and size in biomatrices by LA-sp-ICPMS imaging.

Graphical abstract: Laser ablation-single-particle-inductively coupled plasma mass spectrometry as a multimodality bioimaging tool in nano-based omics
Paper

Engineering of 3D NaxCoO2 nanostructures for enhanced capacitive deionization: performance and mechanism

The morphology and capacitive desalination mechanism of 3D Na0.6CoO2.

Graphical abstract: Engineering of 3D NaxCoO2 nanostructures for enhanced capacitive deionization: performance and mechanism
Paper

Graphitic carbon nitride nanosheets with low ON1-doping content as efficient photocatalysts for organic pollutant degradation

ON1-Doped g-C3N4 nanosheets with low oxygen content showed a greatly enhanced photocatalytic performance for the degradation of organic pollutants.

Graphical abstract: Graphitic carbon nitride nanosheets with low ON1-doping content as efficient photocatalysts for organic pollutant degradation
Paper

Development and experimental evaluation of a mathematical model to predict polymer-enhanced nanoparticle mobility in heterogeneous formations

A mathematical model is developed and evaluated for polymer-facilitated nanoparticle transport. Results demonstrate that the model can reproduce experimental observations of nanoparticle migration and attachment in a heterogeneous packed flow cell.

Graphical abstract: Development and experimental evaluation of a mathematical model to predict polymer-enhanced nanoparticle mobility in heterogeneous formations
Paper

Unravelling the interactions between nano-hydroxyapatite and the roots of phosphorus deficient barley plants

nHAP (mainly composed of Ca and P, but also spiked with Sr, V and Ce tracers) initially adheres to the surface of roots, before penetrating and dissolving in the plant.

Graphical abstract: Unravelling the interactions between nano-hydroxyapatite and the roots of phosphorus deficient barley plants
Paper

Polystyrene micro- and nanoplastics affect locomotion and daily activity of Drosophila melanogaster

Uptake and effects of polystyrene micro- and nanospheres on Drosophila melanogaster.

Graphical abstract: Polystyrene micro- and nanoplastics affect locomotion and daily activity of Drosophila melanogaster
Paper

Albumin protein coronas render nanoparticles surface active: consonant interactions at air–water and at lipid monolayer interfaces

Albumin restructuring yields an additional driving force for protein corona-modified nanoparticles to adhere to biological interfaces that can be revealed a priori by modeling adsorption kinetics.

Graphical abstract: Albumin protein coronas render nanoparticles surface active: consonant interactions at air–water and at lipid monolayer interfaces
Paper

Vanadium tetrasulfide cross-linking graphene-like carbon driving a sustainable electron supply chain from pollutants through the activation of dissolved oxygen and hydrogen peroxide

Pollutants as electron donors and O2/H2O2 as electron acceptor were effectively utilized, providing a strategy for realizing low energy consumption and high-efficiency AOPs.

Graphical abstract: Vanadium tetrasulfide cross-linking graphene-like carbon driving a sustainable electron supply chain from pollutants through the activation of dissolved oxygen and hydrogen peroxide
Paper

Interactive transgenerational effects of polystyrene nanoplastics and ethylhexyl salicylate on zebrafish

Effects of PS-NPs on bioaccumulation and transgenerational toxicity of EHS to zebrafish.

Graphical abstract: Interactive transgenerational effects of polystyrene nanoplastics and ethylhexyl salicylate on zebrafish
Paper

Carbon-based ionic liquid gels: alternative adsorbents for pharmaceutically active compounds in wastewater

Hybrid ionic liquid gels, efficient adsorbents for cleaning wastewater from pharmaceutically active compounds.

Graphical abstract: Carbon-based ionic liquid gels: alternative adsorbents for pharmaceutically active compounds in wastewater
Paper

Beneficial synergy of adsorption–intercalation–conversion mechanisms in Nb2O5@nitrogen-doped carbon frameworks for promoted removal of metal ions via hybrid capacitive deionization

Enhanced removal of metal ions in a hybrid capacitive deionization system has been originally developed via the adsorption–intercalation–conversion mechanisms.

Graphical abstract: Beneficial synergy of adsorption–intercalation–conversion mechanisms in Nb2O5@nitrogen-doped carbon frameworks for promoted removal of metal ions via hybrid capacitive deionization
Paper

Surface modification mediates the interaction between fullerene and lysozyme: protein structure and antibacterial activity

Hydrophilic surface modification enhanced the interaction between fullerene and lysozyme to induce more protein conformational changes and enzyme activity loss.

Graphical abstract: Surface modification mediates the interaction between fullerene and lysozyme: protein structure and antibacterial activity
Paper

Adsorption capacity of the corrosion products of nanoscale zerovalent iron for emerging contaminants

Surface bound Fe(II) on NZVI secondary minerals would affect the fate and mobility of quinolone antibiotics in the environment.

Graphical abstract: Adsorption capacity of the corrosion products of nanoscale zerovalent iron for emerging contaminants
Paper

Revealing the structures and relationships of Ca(II)–Fe(III)–AsO4 minerals: arseniosiderite and yukonite

The poor crystallinity of As(V) minerals such as arseniosiderite and yukonite has made a detailed understanding of their structures elusive. Therefore, these were probed by pair distribution function analysis and transmission electron microscopy.

Graphical abstract: Revealing the structures and relationships of Ca(ii)–Fe(iii)–AsO4 minerals: arseniosiderite and yukonite
Paper

The fabrication of 3D hierarchical flower-like δ-MnO2@COF nanocomposites for the efficient and ultra-fast removal of UO22+ ions from aqueous solution

3D flower-like δ-MnO2@TpPa-1 composites was constructed though the integration of δ-MnO2 nano-flowers with a covalent organic framework (TpPa-1) via ultrasonication process. δ-MnO2@TpPa-1 a promising adsorbent for spent-nuclear-fuel reprocessing.

Graphical abstract: The fabrication of 3D hierarchical flower-like δ-MnO2@COF nanocomposites for the efficient and ultra-fast removal of UO22+ ions from aqueous solution
Open Access Paper

Mechanistic insights into toxicity pathways induced by nanomaterials in Daphnia magna from analysis of the composition of the acquired protein corona

Secreted corona composition of Ag and TiO2 NMs, evaluated after 7 days of continuous exposure to daphnids, provides important insights into the biological pathways perturbed by the NMs.

Graphical abstract: Mechanistic insights into toxicity pathways induced by nanomaterials in Daphnia magna from analysis of the composition of the acquired protein corona
Paper

Highly fast and selective removal of nitrate in groundwater by bimetallic catalysts supported by fly ash-derived zeolite Na-X

A novel and sustainable Pd–Sn bimetallic catalyst supported by fly ash-derived zeolite Na-X (Zeolite-XF) was developed for highly reactive and N2-selective reduction of nitrate in water.

Graphical abstract: Highly fast and selective removal of nitrate in groundwater by bimetallic catalysts supported by fly ash-derived zeolite Na-X
Open Access Paper

Environmental context determines the impact of titanium oxide and silver nanoparticles on the functioning of intertidal microalgal biofilms

TiO2-NPs reduce the growth of coastal microalgae in environmentally relevant conditions, and alter sediment biostabilisation, primary production and nutrient recycling. These effects vary between environmental contexts (seasons).

Graphical abstract: Environmental context determines the impact of titanium oxide and silver nanoparticles on the functioning of intertidal microalgal biofilms
Paper

A unique Si-doped carbon nanocatalyst for peroxymonosulfate (PMS) activation: insights into the singlet oxygen generation mechanism and the abnormal salt effect

The Si-engaged, carbon-activated peroxymonosulfate (PMS) system proceeding via the non-radical oxidation pathway involving singlet oxygen (1O2) represents a promising advanced oxidation process.

Graphical abstract: A unique Si-doped carbon nanocatalyst for peroxymonosulfate (PMS) activation: insights into the singlet oxygen generation mechanism and the abnormal salt effect
Open Access Paper

Alleviation of nitrogen stress in rice (Oryza sativa) by ceria nanoparticles

This study explored the potential of ceria nanoparticles (CeO2 NPs) to alleviate stress in hydroponic rice caused by low N (LN) and high N (HN) stresses.

Graphical abstract: Alleviation of nitrogen stress in rice (Oryza sativa) by ceria nanoparticles
Paper

Temperature and salinity jointly drive the toxicity of zinc oxide nanoparticles: a challenge to environmental risk assessment under global climate change

Temperature and salinity can significantly modulate physicochemical properties and toxicity of ZnO-NPs. Existing water quality criteria are inadequately protective towards marine organisms, especially in estuaries and under global climate change.

Graphical abstract: Temperature and salinity jointly drive the toxicity of zinc oxide nanoparticles: a challenge to environmental risk assessment under global climate change
Paper

Nanoscale observations of Fe(II)-induced ferrihydrite transformation

Transformation of the nanomineral ferrihydrite (Fh) into more stable lepidocrocite (Lp) or goethite (Gt) has important impacts on the fate of metals, nutrients, and contaminants in soils/sediments.

Graphical abstract: Nanoscale observations of Fe(ii)-induced ferrihydrite transformation
Paper

Comparative physiological and metabolomics analysis reveals that single-walled carbon nanohorns and ZnO nanoparticles affect salt tolerance in Sophora alopecuroides

Using physiology and metabolome analyses, we showed the promoting effects of single-walled carbon nanohorns and ZnO nanoparticles on plant growth and salt tolerance in Sophora alopecuroides seedlings.

Graphical abstract: Comparative physiological and metabolomics analysis reveals that single-walled carbon nanohorns and ZnO nanoparticles affect salt tolerance in Sophora alopecuroides
Paper

Enhanced sieving of cellulosic microfiber membranes via tuning of interlayer spacing

Functionally active membranes made of cellulosic microfibers (CMFs) have emerged as promising sorbents for the removal of nano-sized pollutants from water.

Graphical abstract: Enhanced sieving of cellulosic microfiber membranes via tuning of interlayer spacing
Paper

Copper sulfide nanoparticles suppress Gibberella fujikuroi infection in rice (Oryza sativa L.) by multiple mechanisms: contact-mortality, nutritional modulation and phytohormone regulation

This study demonstrates that synthesized copper sulfide nanoparticles with a rapid Cu dissolution rate can suppress Gibberella fujikuroi infection in rice (Oryza sativa L.).

Graphical abstract: Copper sulfide nanoparticles suppress Gibberella fujikuroi infection in rice (Oryza sativa L.) by multiple mechanisms: contact-mortality, nutritional modulation and phytohormone regulation
Paper

Leaf vein-inspired microfiltration membrane based on ultrathin nanonetworks

Leaf vein-inspired membranes with nanonetwork structures were constructed for high-flux water purification under ultralow driving pressures.

Graphical abstract: Leaf vein-inspired microfiltration membrane based on ultrathin nanonetworks
Paper

A gourd-like hollow mesoporous silica particle-supported Ag/AgBr Schottky junction for highly efficient mineralization of tetracycline hydrochloride

Gourd-like hollow mesoporous silica particles with large surface area supporting the Ag/AgBr Schottky junction for a high-efficieny TTC mineralization.

Graphical abstract: A gourd-like hollow mesoporous silica particle-supported Ag/AgBr Schottky junction for highly efficient mineralization of tetracycline hydrochloride
Paper

Facet-dependent reductive dissolution of hematite nanoparticles by Shewanella putrefaciens CN-32

The hematite {001} possessed more adsorption sites, more positive redox potential, and higher conductivity than {100}, resulting that the dissimilatory iron reduction rate of hematite {001} by S. putrefaciens CN-32 was easier than that of {100}.

Graphical abstract: Facet-dependent reductive dissolution of hematite nanoparticles by Shewanella putrefaciens CN-32
Paper

Copper oxide nanoparticle dissolution at alkaline pH is controlled by dissolved organic matter: influence of soil-derived organic matter, wheat, bacteria, and nanoparticle coating

Dissolved organic carbon concentration from soil management, root exudates, and root-colonizing bacteria is dominant over the effect of pH in determining dissolved Cu concentration from CuO nanoparticles at alkaline pH.

Graphical abstract: Copper oxide nanoparticle dissolution at alkaline pH is controlled by dissolved organic matter: influence of soil-derived organic matter, wheat, bacteria, and nanoparticle coating
Paper

Prolonging the antibacterial activity of nanosilver-coated membranes through partial sulfidation

Silver sulfidation in nanosilver-coated membranes slows down silver release and increase biofouling resistance without affecting the membrane's functionality.

Graphical abstract: Prolonging the antibacterial activity of nanosilver-coated membranes through partial sulfidation
Paper

Ultrafine copper nanoclusters and single sites for Fenton-like reactions with high atom utilities

Fenton-like degradation of p-hydroxybenzoic acid by ultrafine copper nanoclusters and single sites exhibited high atom utilities and a wide working pH range.

Graphical abstract: Ultrafine copper nanoclusters and single sites for Fenton-like reactions with high atom utilities
Paper

Micromotor-assisted highly efficient Fenton catalysis by a laccase/Fe-BTC-NiFe2O4 nanozyme hybrid with a 3D hierarchical structure

A 3D hierarchical micromotor decorated with a nanozyme/natural enzyme hybrid that integrated movement, Fenton degradation and enzymatic catalysis in sewage water.

Graphical abstract: Micromotor-assisted highly efficient Fenton catalysis by a laccase/Fe-BTC-NiFe2O4 nanozyme hybrid with a 3D hierarchical structure
Paper

Realistic polyethylene terephthalate nanoplastics and the size- and surface coating-dependent toxicological impacts on zebrafish embryos

The preparation of realistic polyethylene terephthalate nanoplastics and the preliminary toxicological assessment of the as-prepared PET NPs in zebrafish embryos was carried out.

Graphical abstract: Realistic polyethylene terephthalate nanoplastics and the size- and surface coating-dependent toxicological impacts on zebrafish embryos
Paper

Grain boundary facilitated dissolution of nanocrystalline NpO2(s) from legacy waste processing

Nanocrystalline NpO2(s) dissolves preferentially at grain boundaries, producing aqueous and colloidal neptunium. Dissolution mechanisms may impact the environmental fate of NpO2(s) in legacy radioactive waste management.

Graphical abstract: Grain boundary facilitated dissolution of nanocrystalline NpO2(s) from legacy waste processing
Paper

Photo-production of reactive oxygen species and degradation of dissolved organic matter by hematite nanoplates functionalized by adsorbed oxalate

The geochemical cycling of iron and carbon can couple in unique ways in the euphotic zone of aquatic systems.

Graphical abstract: Photo-production of reactive oxygen species and degradation of dissolved organic matter by hematite nanoplates functionalized by adsorbed oxalate
Paper

An overlooked effect induced by surface modification: different molecular response of Chlorella pyrenoidosa to graphitized and oxidized nanodiamonds

Compared with graphitization modification, oxidation modification could alleviate adverse effects via better performance of photosynthesis and EPS resistance.

Graphical abstract: An overlooked effect induced by surface modification: different molecular response of Chlorella pyrenoidosa to graphitized and oxidized nanodiamonds
Paper

Indium-modified Ga2O3 hierarchical nanosheets as efficient photocatalysts for the degradation of perfluorooctanoic acid

Indium-modified Ga2O3 hierarchical nanosheet was proved to be an efficient and promising photocatalyst for the removal of perfluorooctanoic acid in aqueous environment.

Graphical abstract: Indium-modified Ga2O3 hierarchical nanosheets as efficient photocatalysts for the degradation of perfluorooctanoic acid
Paper

Rh-Doped SrTiO3 inverse opal with piezoelectric effect for enhanced visible-light-driven photodegradation of bisphenol A

Rh-doped SrTiO3 inverse opal with a well-ordered 3D structure is prepared via an efficient approach for the boosted piezo-photocatalytic degradation of organic pollutants such as BPA.

Graphical abstract: Rh-Doped SrTiO3 inverse opal with piezoelectric effect for enhanced visible-light-driven photodegradation of bisphenol A
Paper

Hydrogen bonding rather than cation bridging promotes graphene oxide attachment to lipid membranes in the presence of heavy metals

GO first binds with metals, and GO–metal complexes attach to SSLBs via hydrogen bonding through GO rather than cation bridging through metals.

Graphical abstract: Hydrogen bonding rather than cation bridging promotes graphene oxide attachment to lipid membranes in the presence of heavy metals
Paper

Stable Zn isotopes reveal the uptake and toxicity of zinc oxide engineered nanomaterials in Phragmites australis

The Zn stable isotope composition of plants demonstrates that ZnO engineered nanomaterials dissolve before their uptake and accumulation by the roots (brightest inclusions in root cortex).

Graphical abstract: Stable Zn isotopes reveal the uptake and toxicity of zinc oxide engineered nanomaterials in Phragmites australis
Paper

Modeling performance of rhamnolipid-coated engineered magnetite nanoparticles for U(VI) sorption and separation

Iron oxide nanoparticles were stabilized in water using the biosurfactant rhamnolipid, and the adsorption of U(VI) to these nanoparticles was measured and modeled as a function of water chemistry.

Graphical abstract: Modeling performance of rhamnolipid-coated engineered magnetite nanoparticles for U(vi) sorption and separation
Paper

Polyacrylic acid coated nanoparticles elicit endothelial cell apoptosis and diminish vascular relaxation in ex vivo perfused iliac arteries of the cane toad (Rhinella marina)

Cane toad iliac arteries were perfused ex vivo with polyacrylic acid coated nanoparticles. Nanoparticle uptake was observed in both endothelial and vascular smooth muscle cells, eliciting endothelial cell apoptosis and diminished vascular relaxation.

Graphical abstract: Polyacrylic acid coated nanoparticles elicit endothelial cell apoptosis and diminish vascular relaxation in ex vivo perfused iliac arteries of the cane toad (Rhinella marina)
Paper

Rapid characterization of arsenic adsorption on single magnetite nanoparticles by collisions at microelectrodes

A rapid and inexpensive method to analyze redox properties of magnetite nanoparticles and quantify arsenic adsorption by single particle collision electrochemistry.

Graphical abstract: Rapid characterization of arsenic adsorption on single magnetite nanoparticles by collisions at microelectrodes
Paper

Criteria of active sites in nonradical persulfate activation process from integrated experimental and theoretical investigations: boron–nitrogen-co-doped nanocarbon-mediated peroxydisulfate activation as an example

Reliable criteria for identifying the intrinsic active sites in carbocatalysts to mediate an electron-transfer mechanism in persulfate activation are presented.

Graphical abstract: Criteria of active sites in nonradical persulfate activation process from integrated experimental and theoretical investigations: boron–nitrogen-co-doped nanocarbon-mediated peroxydisulfate activation as an example
Paper

Enhancement of photocatalytic NO removal activity of g-C3N4 by modification with illite particles

The modification of illite particles could enhance the photocatalytic NO removal activity of g-C3N4.

Graphical abstract: Enhancement of photocatalytic NO removal activity of g-C3N4 by modification with illite particles
Paper

Comparison of the dietary bioavailability of copper sulphate and copper oxide nanomaterials in ex vivo gut sacs of rainbow trout: effects of low pH and amino acids in the lumen

Diet is an important exposure pathway of engineered nanomaterials (ENMs) in fish, but the long duration of in vivo toxicity tests is a barrier to hazard assessment.

Graphical abstract: Comparison of the dietary bioavailability of copper sulphate and copper oxide nanomaterials in ex vivo gut sacs of rainbow trout: effects of low pH and amino acids in the lumen
Paper

Nanoarchitectured reduced graphene oxide composite C2N materials as flow electrodes to optimize desalination performance

Low contents of rGO can form a conductive network, increase active particle utilization, and greatly promote electroadsorption.

Graphical abstract: Nanoarchitectured reduced graphene oxide composite C2N materials as flow electrodes to optimize desalination performance
Paper

Polystyrene nano- and microplastic accumulation at Arabidopsis and wheat root cap cells, but no evidence for uptake into roots

Association of plastic particles with plant roots could represent a pathway for human consumption of plastic and plastic-associated organic contaminants.

Graphical abstract: Polystyrene nano- and microplastic accumulation at Arabidopsis and wheat root cap cells, but no evidence for uptake into roots
Paper

Dual roles of glutathione in silver nanoparticle detoxification and enhancement of nitrogen assimilation in soybean (Glycine max (L.) Merrill)

Glutathione can alleviate the silver nanoparticle-induced phytotoxicity and enhance the nitrogen assimilation in soybean.

Graphical abstract: Dual roles of glutathione in silver nanoparticle detoxification and enhancement of nitrogen assimilation in soybean (Glycine max (L.) Merrill)
Paper

Nanoparticle affinity for natural soils: a functional assay for determining particle attachment efficiency in complex systems

Few standardized methods and reference systems have been established for evaluating the behavior of engineered nanomaterials in complex media like natural soils.

Graphical abstract: Nanoparticle affinity for natural soils: a functional assay for determining particle attachment efficiency in complex systems
Open Access Paper

Development and application of a ratiometric nanosensor for measuring pH inside the gastrointestinal tract of zooplankton

The pH in the anterior gut of Daphnia magna is more than 2 pH units lower than the cultural medium.

Graphical abstract: Development and application of a ratiometric nanosensor for measuring pH inside the gastrointestinal tract of zooplankton
Paper

A tribo-positive Fe@MoS2 piezocatalyst for the durable degradation of tetracycline: degradation mechanism and toxicity assessment

Durable elimination of tetracycline and its toxicity by a tribo-positive Fe@MoS2 piezocatalyst via ball-milling activation.

Graphical abstract: A tribo-positive Fe@MoS2 piezocatalyst for the durable degradation of tetracycline: degradation mechanism and toxicity assessment
Paper

Multivariate analysis of the exposure and hazard of ceria nanomaterials in indoor aquatic mesocosms

Associating mesocosm experimentations with multivariate analyses to identify the parameters governing the behavior and impact of nanomaterials on aquatic ecosystems.

Graphical abstract: Multivariate analysis of the exposure and hazard of ceria nanomaterials in indoor aquatic mesocosms
Paper

Sulfidation attenuates the adverse impacts of metallic nanoparticles on anammox from the perspective of chronic exposure

The risks of metallic nanoparticles (MNPs) in anammox have attracted increasing attention; however, how sulfidation, an important environmental transformation process, affects their toxicity potential is unclear.

Graphical abstract: Sulfidation attenuates the adverse impacts of metallic nanoparticles on anammox from the perspective of chronic exposure
Paper

Mn3O4 nanozymes boost endogenous antioxidant metabolites in cucumber (Cucumis sativus) plant and enhance resistance to salinity stress

Mn3O4 nanoenzymes boost endogenous antioxidants in, and enhance resistance of, the cucumber (Cucumis sativus) plant subjected to salinity stress.

Graphical abstract: Mn3O4 nanozymes boost endogenous antioxidant metabolites in cucumber (Cucumis sativus) plant and enhance resistance to salinity stress
Paper

Hazard of novel anti-fouling nanomaterials and biocides DCOIT and silver to marine organisms

Biocides encapsulation appears to be a promising solution to develop a new generation of efficient anti-fouling additives (e.g. SiNC–DCOIT; SiNC–DCOIT–Ag) for maritime coatings with lower environmental hazard than the current state-of-the-art biocides (e.g. DCOIT).

Graphical abstract: Hazard of novel anti-fouling nanomaterials and biocides DCOIT and silver to marine organisms
Paper

Toxicity of single-walled carbon nanotubes (SWCNTs): effect of lengths, functional groups and electronic structures revealed by a quantitative toxicogenomics assay

Single-walled carbon nanotubes (SWCNTs) have caused increasing public concerns associated with their potential toxicological effects. This study demonstrated that the physicochemical properties of SWCNTs have impacts on their toxicological effects.

Graphical abstract: Toxicity of single-walled carbon nanotubes (SWCNTs): effect of lengths, functional groups and electronic structures revealed by a quantitative toxicogenomics assay
Paper

Formation of Fe(III)–As(V) complexes: effect on the solubility of ferric hydroxide precipitates and molecular structural identification

Soluble Fe(III)–As(V) complexes were found at both acidic and neutral conditions, which significantly change the solubility of ferric oxides.

Graphical abstract: Formation of Fe(iii)–As(v) complexes: effect on the solubility of ferric hydroxide precipitates and molecular structural identification
Open Access Paper

Nuclear translocation of silver ions and hepatocyte nuclear receptor impairment upon exposure to silver nanoparticles

Upon exposure to non-toxic concentration of silver nanoparticles, only the ionic form of silver is found in the nucleus leading to an endocrine disruptor-like effect.

Graphical abstract: Nuclear translocation of silver ions and hepatocyte nuclear receptor impairment upon exposure to silver nanoparticles
Paper

Toxicogenomics in a soil sentinel exposure to Zn nanoparticles and ions reveals the comparative role of toxicokinetic and toxicodynamic mechanisms

Exposures to Zn in ion or NPs form results in stimulation of the same cellular pathways (conserved toxicodynamics), whilst exposure to NPs enhances the amplitude of the response by influencing the mechanism of uptake (altered toxicokinetics).

Graphical abstract: Toxicogenomics in a soil sentinel exposure to Zn nanoparticles and ions reveals the comparative role of toxicokinetic and toxicodynamic mechanisms
Paper

Novel photocatalytic performance of nanocage-like MIL-125-NH2 induced by adsorption of phenolic pollutants

The present work elucidates that the photocatalytic activity of nanocage-like MIL-125-NH2 is enhanced by adsorption of an electron-withdrawing pollutant (p-nitrophenol) but suppressed by adsorption of an electron-donating pollutant (p-methylphenol).

Graphical abstract: Novel photocatalytic performance of nanocage-like MIL-125-NH2 induced by adsorption of phenolic pollutants
Open Access Paper

Interaction of silver nanoparticles with antioxidant enzymes

This paper revealed that the changes in the protein conformation and the dissolution of silver nanoparticles depended on the protein structure and could result in different degrees of enzymatic activity modulation.

Graphical abstract: Interaction of silver nanoparticles with antioxidant enzymes
Paper

Nitrogen-doped carbon nanotubes encapsulating Fe/Zn nanoparticles as a persulfate activator for sulfamethoxazole degradation: role of encapsulated bimetallic nanoparticles and nonradical reaction

In this work, the carbon nanotubes (CNTs) encapsulating Zn and Fe bimetallic nanoparticles (FeZn@NC) were synthesized through a one-pot pyrolytic strategy.

Graphical abstract: Nitrogen-doped carbon nanotubes encapsulating Fe/Zn nanoparticles as a persulfate activator for sulfamethoxazole degradation: role of encapsulated bimetallic nanoparticles and nonradical reaction
Open Access Paper

Effect of NOM on copper sulfide nanoparticle growth, stability, and oxidative dissolution

Natural organic matter (NOM) impedes the growth of colloidally stable CuxS nanoparticles and slows down their morphological development, but also drives their oxidative dissolution.

Graphical abstract: Effect of NOM on copper sulfide nanoparticle growth, stability, and oxidative dissolution
Open Access Paper

Exposure medium and particle ageing moderate the toxicological effects of nanomaterials to Daphnia magna over multiple generations: a case for standard test review?

Pristine engineered nanomaterials (NMs) entering the aquatic environment become ‘aged’ during their lifetime via chemical, physical and/or biological process.

Graphical abstract: Exposure medium and particle ageing moderate the toxicological effects of nanomaterials to Daphnia magna over multiple generations: a case for standard test review?
Paper

Efficient extraction of slowly-released Cr(VI) from nano-sized ion channels in Cr(VI)–ettringite from reduced chromite ore processing residue

Complete extraction of Cr(VI) from rCOPR which involved ion exchange in ion channels of Cr(VI)–ettringite, formation and growth of nano-CaCO3.

Graphical abstract: Efficient extraction of slowly-released Cr(vi) from nano-sized ion channels in Cr(vi)–ettringite from reduced chromite ore processing residue
134 items - Showing page 1 of 2

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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