Themed collection Environmental Science: Nano Recent HOT Articles

238 items - Showing page 1 of 4
Perspective

Sustainable synthesis: natural processes shaping the nanocircular economy

This perspective aims to shed light on the transformative potential of sustainable synthesis in guiding the transition towards circular economy conceptions in the nanotechnology domain.

Graphical abstract: Sustainable synthesis: natural processes shaping the nanocircular economy
Critical Review

Recycling and repurposing of waste carbon nanofiber polymers: a critical review

Carbon nanofibers are a class of lightweight, high-performance composite materials.

Graphical abstract: Recycling and repurposing of waste carbon nanofiber polymers: a critical review
Critical Review

Understanding the active sites and associated reaction pathways of metal-free carbocatalysts in persulfate activation and pollutant degradation

Environmental remediation based on peroxomonosulfate- and peroxydisulfate-activation-enabled radical/non-radical oxidation has gained growing interest due to the strong oxidation power, long life of reactive oxygen species, and wide pH adaptability.

Graphical abstract: Understanding the active sites and associated reaction pathways of metal-free carbocatalysts in persulfate activation and pollutant degradation
Critical Review

Applications of bismuth-based nanoparticles for the removal of pollutants in wastewater: a review

This review discusses the characteristics and synthesis methods of Bi-based NPs. It delves into the removal efficiency in wastewater, emphasizing traditional/emerging strategies to enhance the performance, mechanisms, toxicology, and challenges.

Graphical abstract: Applications of bismuth-based nanoparticles for the removal of pollutants in wastewater: a review
Critical Review

Degradation of organic contaminants by peroxymonosulfate activated with zeolitic imidazolate framework-based catalysts: performances, mechanisms and stability

ZIF-based catalysts have great potential for PMS activation in environmental treatment. State of the art and prospects in recent breakthroughs are presented in this review.

Graphical abstract: Degradation of organic contaminants by peroxymonosulfate activated with zeolitic imidazolate framework-based catalysts: performances, mechanisms and stability
From the themed collection: Nanomaterial applications in water
Communication

Photocatalytic and photoelectrocatalytic degradation of perfluorooctanoic acid by immobilised ZnO nanoparticles using electrophoretic deposition

This research represents the first study of perfluorooctanoic acid (PFOA) decomposition using immobilized ZnO nanoparticles by electrophoretic deposition in photocatalysis and photoelectrocatalysis.

Graphical abstract: Photocatalytic and photoelectrocatalytic degradation of perfluorooctanoic acid by immobilised ZnO nanoparticles using electrophoretic deposition
Communication

Environmentally friendly InP quantum dots as a visible-light catalyst for water treatment

In this study, we demonstrate the first successful application of InP quantum dots (QDs) as an environmentally friendly visible light photocatalyst for water treatment.

Graphical abstract: Environmentally friendly InP quantum dots as a visible-light catalyst for water treatment
Communication

Single liquid aerosol nano-impact electrochemistry: accessing the droplet|air interface

Fabrication of a dual-barrel platinum ultramicroelectrode allows for the stochastic detection of a single liquid aerosol droplet. The new measurement technique has significant potential for studying the microdroplet|air interface using electrochemistry.

Graphical abstract: Single liquid aerosol nano-impact electrochemistry: accessing the droplet|air interface
Communication

Multifunctional and asymmetrically superwettable Janus membrane for all-day freshwater harvesting

An asymmetrically superwettable Janus membrane utilizes natural resources without CO2 emission for all-day freshwater harvesting.

Graphical abstract: Multifunctional and asymmetrically superwettable Janus membrane for all-day freshwater harvesting
Open Access Paper

Atmospheric emissions of Ti-containing nanoparticles from industrial activities in China

Our study presents an atmospheric inventory of Ti-containing NPs from industrial sources, highlighting environmental risks and informing strategies for pollution control and public health protection.

Graphical abstract: Atmospheric emissions of Ti-containing nanoparticles from industrial activities in China
From the themed collection: Recent Open Access Articles
Paper

Low-cost iron nanoparticles for remediation of agricultural pollution: adsorption of herbicides bromoxynil and paraquat

Green synthesis of 10 nm zero-valent iron nanoparticles (ZVI-NPs) and incorporation into a polymer membrane offers a promising solution for removal of herbicides, bromoxynil and paraquat. 100% removal was achieved in 18–25 mins with 0.1 mg ZVI-NPs.

Graphical abstract: Low-cost iron nanoparticles for remediation of agricultural pollution: adsorption of herbicides bromoxynil and paraquat
Paper

Self-cycled photocatalytic Fenton system and rapid degradation of organic pollutants over magnetic 3D MnS nanosheet/iron–nickel foam

The self-cycled photocatalytic Fenton system rapidly degrades organic pollutants containing real wastewater.

Graphical abstract: Self-cycled photocatalytic Fenton system and rapid degradation of organic pollutants over magnetic 3D MnS nanosheet/iron–nickel foam
From the themed collection: Environmental Remediation
Paper

Synthesis of N-doped porous carbon derived from biomass waste for activating peroxymonosulfate in water decontamination: mechanism insight and biotoxicity assessment

Herein, a series of N-doped carbon nanomaterials were synthesized by the pyrolysis of biomass waste and various nitrogen sources for sulfamethoxazole degradation via peroxymonosulfate activation.

Graphical abstract: Synthesis of N-doped porous carbon derived from biomass waste for activating peroxymonosulfate in water decontamination: mechanism insight and biotoxicity assessment
From the themed collection: Environmental Remediation
Paper

Highly selective capture and efficient concentration of trace titanium dioxide nanoparticles in environmental waters by phosphorylated ferroferric oxide

Selectively and efficiently capturing trace titanium dioxide nanoparticles (TiO2NPs) in environmental waters is a prerequisite for their determination to understand their occurrence, behavior and effects in the environment.

Graphical abstract: Highly selective capture and efficient concentration of trace titanium dioxide nanoparticles in environmental waters by phosphorylated ferroferric oxide
From the themed collection: Nanomaterial applications in water
Paper

Unravelling mechanisms of CaO nanoparticle-induced drought tolerance in Brassica napus: an analysis of metabolite and nutrient profiling

Nanotechnology has been widely used in agriculture to improve plant growth and stress tolerance.

Graphical abstract: Unravelling mechanisms of CaO nanoparticle-induced drought tolerance in Brassica napus: an analysis of metabolite and nutrient profiling
From the themed collection: Environmental Remediation
Paper

A new mechanism for visible light photocatalysis: generation of intraband by adsorbed organic compounds with wide-bandgap semiconductors

A novel mechanism has been revealed by the study that the adsorption of VOC molecules on the surface of semiconductors formed midgap states between the ground state of the VOCs and the conduction band of the semiconductor.

Graphical abstract: A new mechanism for visible light photocatalysis: generation of intraband by adsorbed organic compounds with wide-bandgap semiconductors
Paper

Enhanced flushing mechanism of petroleum hydrocarbon contaminated sandy soil by air nano bubbles

The NBs have the best removal rate of petroleum hydrocarbon pollutants in porous media under weakly alkaline condition (pH = 7–8). Both strong acidity and strong alkalinity are not conducive to the flushing removal of pollutants.

Graphical abstract: Enhanced flushing mechanism of petroleum hydrocarbon contaminated sandy soil by air nano bubbles
From the themed collection: Environmental Remediation
Paper

Combined effect of Cu0 and oxygen vacancies in Cu-based zeolites enables highly efficient photo-Fenton-like performance for water purification

A novel environment-friendly oxygen-vacancy-rich Cu-doped zeolite decorated with Cu0 (Cu0@CuZ) was fabricated to achieve the high-efficiency removal of refractory organic pollutants in a photo-Fenton-like reaction.

Graphical abstract: Combined effect of Cu0 and oxygen vacancies in Cu-based zeolites enables highly efficient photo-Fenton-like performance for water purification
From the themed collection: Nanomaterial applications in water
Paper

Crystallinity regulation-induced organic degradation on ultra-thin 2D Co3O4/SiO2 nanosheets: the critical trigger of oxygen vacancies

The crystallinity of ultrathin Co3O4 nanosheet was tuned by adjusting the calcination atmosphere. The enriched oxygen vacancies, PMS-binding affinity and rapid Co2+/Co3+ conversion triggered both radical and nonradical reactions for SMX oxidation.

Graphical abstract: Crystallinity regulation-induced organic degradation on ultra-thin 2D Co3O4/SiO2 nanosheets: the critical trigger of oxygen vacancies
From the themed collection: Nanomaterial applications in water
Open Access Paper

Functional silver-based nanomaterials affecting zebrafish development: the adverse outcomes in relation to the nanoparticle physical and chemical structure

The green and safe polymer HEC confers bio-interactive properties to Ag-Nps that, together with the small size and positive ζ potential, increase their biological reactivity towards zebrafish embryos.

Graphical abstract: Functional silver-based nanomaterials affecting zebrafish development: the adverse outcomes in relation to the nanoparticle physical and chemical structure
From the themed collection: Recent Open Access Articles
Paper

Anatase TiO2 nanomaterials are much more effective in enhancing hydrolysis of organophosphorus compounds than their rutile counterparts

The crystalline phase significantly affects the efficiency of TiO2 nanomaterials in catalyzing hydrolysis reactions of organophosphates, primarily by modulating the surface Lewis acidity of TiO2.

Graphical abstract: Anatase TiO2 nanomaterials are much more effective in enhancing hydrolysis of organophosphorus compounds than their rutile counterparts
From the themed collection: Environmental Remediation
Paper

Zeolite-like ion-exchanged Cu-attapulgite catalysts for promoted selective oxidation of ammonia

Zeolite-like ion-exchanged Cu-attapulgite catalysts have been developed for selective catalytic oxidation of ammonia.

Graphical abstract: Zeolite-like ion-exchanged Cu-attapulgite catalysts for promoted selective oxidation of ammonia
From the themed collection: Nanomaterials in air
Paper

Facile fabrication of a Z-scheme g-C3N5/Gd-MOF/silver nanocube composite as a new generation visible light active photocatalyst for abatement of persistent toxic pollutants

A ternary composite by combining g-C3N5 and Gd-MOF adorned with AgNCs has been fabricated for the efficient reduction of Cr6+ and neomycin degradation.

Graphical abstract: Facile fabrication of a Z-scheme g-C3N5/Gd-MOF/silver nanocube composite as a new generation visible light active photocatalyst for abatement of persistent toxic pollutants
Paper

Nano-pelargonidin modulates p53/PARP/HSP 90/XRCC1 signaling axis to combat cypermethrin-induced genotoxicity and metabolic dysfunction in fish: a molecular docking predicted in vivo approach

Nano-pelargonidin protects CM-induced toxicity in tilapia fish by modulating DNA repair proteins corroborating with molecular docking study.

Graphical abstract: Nano-pelargonidin modulates p53/PARP/HSP 90/XRCC1 signaling axis to combat cypermethrin-induced genotoxicity and metabolic dysfunction in fish: a molecular docking predicted in vivo approach
Paper

Magnetic and structural characteristics associated with the transformation of As(V)-coprecipitated ferrihydrite to hematite: implications for magnetic enhancement in soils and sediments

The transformation of metastable ferrihydrite to stable hematite has been linked to magnetic enhancement in soils and sediments.

Graphical abstract: Magnetic and structural characteristics associated with the transformation of As(v)-coprecipitated ferrihydrite to hematite: implications for magnetic enhancement in soils and sediments
Paper

Interfacial catalytic degradation mechanism of n-hexane over polyhedral Co3O4 nanocatalysts derived from topotactic condensation of ZIF-67

A progressive transition from the L–H model to MvK model is observed, where a polyhedral Co3O4 nanocatalyst enabled by topotactic condensation of ZIF-67 is synthesized for catalytic degradation of n-hexane.

Graphical abstract: Interfacial catalytic degradation mechanism of n-hexane over polyhedral Co3O4 nanocatalysts derived from topotactic condensation of ZIF-67
From the themed collection: Nanomaterials in air
Paper

Regulating the type of nitrogen to improve the performance of Co–N/C with a confinement effect in peroxymonosulfate activation for the effective degradation of organic pollutants

Three Co–N/C-based catalysts with different types of nitrogen are prepared and employed to activate peroxymonosulfate for tetracycline degradation.

Graphical abstract: Regulating the type of nitrogen to improve the performance of Co–N/C with a confinement effect in peroxymonosulfate activation for the effective degradation of organic pollutants
From the themed collection: Environmental Remediation
Paper

Carbon nanotubes as a nanocatalyst and nanoreactor for the efficient treatment of pharmaceutical wastewater via CaSO3 activation

Herein, carbon nanotubes (CNTs) are reported as an efficient catalyst and nanoreactor for activating CaSO3 for water decontamination.

Graphical abstract: Carbon nanotubes as a nanocatalyst and nanoreactor for the efficient treatment of pharmaceutical wastewater via CaSO3 activation
From the themed collection: Environmental Remediation
Paper

Regulating water decontamination and food safety by a reusable, nano-sized MOF@cotton@chitosan composite through nanomolar detection of the drug nitroxinil and organoarsenic feed additive p-arsanilic acid

MOF@cotton@chitosan composite for nanomolar fluorescence sensing of nitroxinil drug and p-arsanilic acid in real samples is presented.

Graphical abstract: Regulating water decontamination and food safety by a reusable, nano-sized MOF@cotton@chitosan composite through nanomolar detection of the drug nitroxinil and organoarsenic feed additive p-arsanilic acid
From the themed collection: Environmental Remediation
Paper

A novel CuAl2O4/MoS2/BaFe12O19 magnetic photocatalyst simultaneously coupling type I and Z-scheme heterojunctions for the sunlight-driven removal of tetracycline hydrochloride

A novel CuAl2O4/MoS2/BaFe12O19 photocatalyst is synthesized that simultaneously couples type I and Z-scheme heterojunctions and exhibits high photocatalytic activity for the degradation of TC under simulated sunlight irradiation.

Graphical abstract: A novel CuAl2O4/MoS2/BaFe12O19 magnetic photocatalyst simultaneously coupling type I and Z-scheme heterojunctions for the sunlight-driven removal of tetracycline hydrochloride
Paper

Selective perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) adsorption by nanoscale zero-valent iron (nZVI): performance and mechanisms

This study investigated the adsorption of PFOA and PFOS by nanoscale zero-valent iron, revealing the adsorption mechanism and enriching the understanding of environmental remediation.

Graphical abstract: Selective perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) adsorption by nanoscale zero-valent iron (nZVI): performance and mechanisms
Paper

Constructing a core–shell Pt@MnOx/SiO2 catalyst for benzene catalytic combustion with excellent SO2 resistance: new insights into active sites

The construction of a core–shell Pt@MnOx/SiO2 protective structure catalyst can protect the active Pt site well from SO2 toxicity.

Graphical abstract: Constructing a core–shell Pt@MnOx/SiO2 catalyst for benzene catalytic combustion with excellent SO2 resistance: new insights into active sites
From the themed collection: Nanomaterials in air
Open Access Paper

Selective metal recovery by mucin: turning gold from wastewater into a peroxymonosulfate-activated catalyst

This study explores mucin's ability to selectively recover gold (Au) from metal wastewater. The Au, in the form of a nanoparticle, was utilized in peroxymonosulfate activation for the degradation of bisphenol A.

Graphical abstract: Selective metal recovery by mucin: turning gold from wastewater into a peroxymonosulfate-activated catalyst
From the themed collection: Recent Open Access Articles
Paper

Co-transport of ferrihydrite–organic matter colloids with Sb(V) in saturated porous media: implications for antimony mobility

Schematic diagram of the mechanism of Fe–NOM–Sb(V) colloids formation and transport in the natural environment.

Graphical abstract: Co-transport of ferrihydrite–organic matter colloids with Sb(v) in saturated porous media: implications for antimony mobility
Paper

Ecotoxicity testing of nanomaterials in sediment – suggestions to improve science and regulation

Sediments generally act as a sink of released manufactured nanomaterials (NMs).

Graphical abstract: Ecotoxicity testing of nanomaterials in sediment – suggestions to improve science and regulation
Paper

Mixing mechanisms of lead nanoparticles with mineral particles: implication of atmospheric transportation of lead

Lead nanoparticles rapidly mix with sand and dust (SD) particles to form mixed particles during SD storms period and have significant potential to be transported by SD particles in atmosphere.

Graphical abstract: Mixing mechanisms of lead nanoparticles with mineral particles: implication of atmospheric transportation of lead
Paper

Preparation of UV-responsive hydrogels based on nanocellulose and their utilization in fungicide delivery

A stimuli-responsive hydrogel for fungicide delivery based on UV-sensitive molecular (AZO)-conjunct CNCs is successfully prepared.

Graphical abstract: Preparation of UV-responsive hydrogels based on nanocellulose and their utilization in fungicide delivery
Paper

Quantitatively differentiating foliar adhesion and absorption of different lead-based particles on Solanum melongena L.

This study quantitatively distinguished foliar adhesion and absorption between Pb nano- and submicron particles of different chemical forms.

Graphical abstract: Quantitatively differentiating foliar adhesion and absorption of different lead-based particles on Solanum melongena L.
Paper

A multi-technique analysis of gelatin biodegradation on the surface of core–shell nanoparticles by Alteromonas macleodii extracellular proteases

Multi-technique characterization at the nanoscale of gelatin biodegradation on the surface of core–shell nanoparticles by extracellular proteases.

Graphical abstract: A multi-technique analysis of gelatin biodegradation on the surface of core–shell nanoparticles by Alteromonas macleodii extracellular proteases
From the themed collection: Nano-bio interactions
Paper

Different sulfidized procedures and sulfur precursors alter the bacterial toxicity of sulfidized nanoscale zero-valent iron by affecting the physicochemical properties

Different sulfidized procedures and sulfur precursors influenced the bacterial toxicity of S-NZVI and the mechanisms.

Graphical abstract: Different sulfidized procedures and sulfur precursors alter the bacterial toxicity of sulfidized nanoscale zero-valent iron by affecting the physicochemical properties
Paper

Enhanced plasmid-mediated conjugative transfer of resistance genes across bacterial species promoted by graphene oxide

We analyzed the plasmid-mediated transfer frequency between Gram-negative and Gram-positive bacteria at different GO concentrations to unveil its impact on conjugative transfer of ARGs.

Graphical abstract: Enhanced plasmid-mediated conjugative transfer of resistance genes across bacterial species promoted by graphene oxide
Paper

Green synthesis of a potential magnetic and mesoporous EG-nZVI/CA-MCM41 nanocomposite for reductive sorption of europium

The ability of the EG-nZVI/CA-MCM-41 nanocomposite to eliminate Eu(III) was evaluated by thermodynamic, pHZPC, speciation, kinetics analysis, adsorption isotherm, and recyclability tests, which yielded a high Eu(III) sorption capacity of 714.28 mg g−1.

Graphical abstract: Green synthesis of a potential magnetic and mesoporous EG-nZVI/CA-MCM41 nanocomposite for reductive sorption of europium
Open Access Paper

Similarity of multicomponent nanomaterials in a safer-by-design context: the case of core–shell quantum dots

Concepts of similarity applied to complex multicomponent advanced materials for an informed balance of performance and hazard.

Graphical abstract: Similarity of multicomponent nanomaterials in a safer-by-design context: the case of core–shell quantum dots
From the themed collection: Recent Open Access Articles
Paper

Particulate matter exposure may increase the risk of irritable bowel syndrome: a large-scale prospective study based on the UK Biobank

Long-term exposure to PM10 and PM2.5 increases the risk of IBS, especially PM2.5.

Graphical abstract: Particulate matter exposure may increase the risk of irritable bowel syndrome: a large-scale prospective study based on the UK Biobank
Paper

Magnetite precipitation approach for zinc hydrometallurgy: a microfluidic strategy

Microfluidic technology can be used to enhance magnetite precipitation and Fe–Zn separation, as it offers the advantage of enhanced mixing and mass transfer.

Graphical abstract: Magnetite precipitation approach for zinc hydrometallurgy: a microfluidic strategy
Open Access Paper

Predicting the phytotoxic mechanism of action of LiCoO2 nanomaterials using a novel multiplexed algal cytological imaging (MACI) assay and machine learning

This work uses novel high-throughput phenotypic profiling techniques to elucidate the most probable phytotoxic mechanism of action of LiCoO2 nanosheets.

Graphical abstract: Predicting the phytotoxic mechanism of action of LiCoO2 nanomaterials using a novel multiplexed algal cytological imaging (MACI) assay and machine learning
From the themed collection: Recent Open Access Articles
Paper

Stability of Ti3C2Tx MXenes in engineered environments

MXenes are a newer class of 2D materials with desirable properties, making them attractive for various environmental applications, including remediation and as membranes for water treatment.

Graphical abstract: Stability of Ti3C2Tx MXenes in engineered environments
Paper

Understanding the reaction mechanisms of nicotinamide adenine dinucleotide (NADH) with lithium cobalt oxide and other metal oxide nanomaterials

Biomolecules that have both redox capability and phosphate functionality undergo direct surface initiated redox with high-valent metal oxide nanoparticles, oxidizing the molecule and increasing Co release from the nanoparticles.

Graphical abstract: Understanding the reaction mechanisms of nicotinamide adenine dinucleotide (NADH) with lithium cobalt oxide and other metal oxide nanomaterials
From the themed collection: Nano-bio interactions
Paper

Toxicity of particles and chemicals released from surgical face masks to the model aquatic organism Daphnia magna

The use of single-use face masks during the COVID-19 pandemic has resulted in indiscriminate disposal of face masks, some of which end up in the aquatic environment.

Graphical abstract: Toxicity of particles and chemicals released from surgical face masks to the model aquatic organism Daphnia magna
Paper

Modifying soluble NPK release with hydrophobized nanocellulose-based hydrogels for sustainable enhanced efficiency fertilizers

Introduction of a hydrophobic shell to a regenerated cellulose-based bead through gas-phase esterification results in slowing of plant nutrient release by an order of magnitude.

Graphical abstract: Modifying soluble NPK release with hydrophobized nanocellulose-based hydrogels for sustainable enhanced efficiency fertilizers
Paper

Synergistic dispersion and biodegradation of oil in seawater based on Janus nanosheets and oil-degrading bacteria

Janus nanosheets synergistically interact with oil-degrading bacteria for marine oil spill remediation.

Graphical abstract: Synergistic dispersion and biodegradation of oil in seawater based on Janus nanosheets and oil-degrading bacteria
From the themed collection: Environmental Remediation
Paper

S-doping Fe–Ce composites derived from PBA to accelerate Fe(III)/Fe(II) cycle in the Fenton-like process

S doping promoted the conversion of Fe(III) to Fe(II), which greatly improved the performance of the Fenton-like reaction.

Graphical abstract: S-doping Fe–Ce composites derived from PBA to accelerate Fe(iii)/Fe(ii) cycle in the Fenton-like process
From the themed collection: Nanomaterial applications in water
Paper

A novel route for microplastic mineralization: visible-light-driven heterogeneous photocatalysis and photothermal Fenton-like reaction

A synergic mode of heterogeneous photocatalysis and photothermal Fenton-like reaction for highly efficient microplastic degradation, utilizing α-Fe2O3 nanoflower on TiO2 with a hierarchical structure of inverse opal-like layer/nanotube arrays.

Graphical abstract: A novel route for microplastic mineralization: visible-light-driven heterogeneous photocatalysis and photothermal Fenton-like reaction
Paper

Environmental safety of nanocellulose: an acute in vivo study with marine mussels Mytilus galloprovincialis

The growing application of nanocellulose in various industrial sectors with potential release into the natural environment demands a safety assessment and thus ecotoxicity.

Graphical abstract: Environmental safety of nanocellulose: an acute in vivo study with marine mussels Mytilus galloprovincialis
Paper

Facile synthesis of surface-functionalized fluorescent carbon quantum dots for the selective detection of ferric ions

Biomass-derived carbon quantum dots are gaining a lot of attention from contemporary world because of their fascinating physical, chemical and electronic properties which bestowed them excellent water solubility, low cytotoxicity, good biocompatibility and high photostability.

Graphical abstract: Facile synthesis of surface-functionalized fluorescent carbon quantum dots for the selective detection of ferric ions
Paper

Rational design of active sites in alumina-based catalysts to optimize antibonding-orbital occupancy for tetrafluoromethane decomposition

Tetrafluoromethane (CF4) is a potent greenhouse gas with high stability, thus its effective decomposition is crucial for mitigating its environmental impact.

Graphical abstract: Rational design of active sites in alumina-based catalysts to optimize antibonding-orbital occupancy for tetrafluoromethane decomposition
Paper

Chitosan nanocarriers loaded with salicylic acid for controlling fall armyworm (Spodoptera frugiperda) and alleviating oxidative stress in maize plants

Foliar spraying with SA–CS nanocomposites (SCNs) significantly increased maize plant resistance against S. frugiperda by increasing defense compound (BX) production and anti-insect gene (Pep1, RIP2, MPI and JAR1a) expression.

Graphical abstract: Chitosan nanocarriers loaded with salicylic acid for controlling fall armyworm (Spodoptera frugiperda) and alleviating oxidative stress in maize plants
From the themed collection: Nano-bio interactions
Open Access Paper

Reduction in insect attachment ability by biogenic and non-biogenic ZnO nanoparticles

ZnO-nanoparticles reduce the attachment ability of the green stinkbug Nezara viridula, a major pest worldwide, by aggregating on insect attachment devices. These findings can help to develop nontoxic pest-control methods that can be alternatives to insecticides.

Graphical abstract: Reduction in insect attachment ability by biogenic and non-biogenic ZnO nanoparticles
From the themed collection: Recent Open Access Articles
Open Access Paper

Investigation of magnetite–Co interactions: from environmentally relevant trace Co levels to core–shell Fe3O4@Co(OH)2 nanoparticles with magnetic applications

Three different Co(II) species are identified at the surface of stoichiometric magnetite (Fe(II)/Fe(III) = 0.5) by experiments, modeling, X-ray absorption spectroscopy, and X-ray magnetic circular dichroism. This affects the fate of Co, and the magnetic properties of the nanoparticles.

Graphical abstract: Investigation of magnetite–Co interactions: from environmentally relevant trace Co levels to core–shell Fe3O4@Co(OH)2 nanoparticles with magnetic applications
From the themed collection: Recent Open Access Articles
Paper

Insights into efficient bacterial inactivation over nano Ag/graphdiyne: dual activation of molecular oxygen and water molecules

This work revealed the dual activation mechanism of O2 and H2O on nano Ag/GDY and the excellent antibacterial efficiency.

Graphical abstract: Insights into efficient bacterial inactivation over nano Ag/graphdiyne: dual activation of molecular oxygen and water molecules
From the themed collection: Environmental Remediation
Paper

Targeted delivery of oxytetracycline to the epidermal cell junction and stomata for crop protection

A micronutrient-based nanosystem was utilized to target the delivery of oxytetracycline to the stomata and epidermal cell junctions. The findings have potential to significantly improve crop protection against surface-restricted pathogens.

Graphical abstract: Targeted delivery of oxytetracycline to the epidermal cell junction and stomata for crop protection
Paper

Mechanism of catalytic ozonation in different surface acid sites of oxide aqueous suspensions

Proposed mechanism of catalytic ozonation in different surface acid sites of oxide aqueous suspensions.

Graphical abstract: Mechanism of catalytic ozonation in different surface acid sites of oxide aqueous suspensions
From the themed collection: Nanomaterial applications in water
Paper

Functionalized boron nitride nanosheets conjugated with plant micronutrients as seed dressing agents towards control of bacterial wilt disease

A novel strategy for bacterial wilt disease control was proposed involving boron nitride nanosheets to immobilize plant micronutrients and form a defensive barrier in plant roots to block or inhibit the invasion of pathogen.

Graphical abstract: Functionalized boron nitride nanosheets conjugated with plant micronutrients as seed dressing agents towards control of bacterial wilt disease
Paper

Sustainable and scalable development of PVDF-OH Ag/TiOx nanocomposites for simultaneous oil/water separation and pollutant degradation

Freshwater scarcity remains a global challenge, often exacerbated by oil contamination. The current study tackles this issue by cleaning oily wastewater while removing its dissolved organic pollutants with PVDF-OH Ag/TiOx sustainable nanocomposites.

Graphical abstract: Sustainable and scalable development of PVDF-OH Ag/TiOx nanocomposites for simultaneous oil/water separation and pollutant degradation
Paper

Comparing the inhibitory effects of CuO-rGO, CuO NPs, and CuCl2 on the oomycete Phytophthora sojae: insights from phenotypic and transcriptomic analyses

The antibacterial mechanism involves inducing oxidative stress, resulting in disruptions to the mycelial cell membrane, intracellular structure, and various metabolic processes.

Graphical abstract: Comparing the inhibitory effects of CuO-rGO, CuO NPs, and CuCl2 on the oomycete Phytophthora sojae: insights from phenotypic and transcriptomic analyses
From the themed collection: Nano-bio interactions
Paper

Selective tandem electroreduction of nitrate to nitrogen via copper–cobalt based bimetallic hollow nanobox catalysts

The hollow Cu–Co HNB catalyst selectively reduces NO3 to N2 by tandem catalysis in a chlorine-free system.

Graphical abstract: Selective tandem electroreduction of nitrate to nitrogen via copper–cobalt based bimetallic hollow nanobox catalysts
From the themed collection: Nanomaterial applications in water
Paper

Hierarchical structured Cu@carbon/carbon cloth film with high levels of light absorption for efficient solar thermal desalination

A novel hierarchical structured Cu@carbon/carbon cloth film is developed for highly-efficient interfacial solar steam generation.

Graphical abstract: Hierarchical structured Cu@carbon/carbon cloth film with high levels of light absorption for efficient solar thermal desalination
From the themed collection: Nanomaterial applications in water
Open Access Paper

Graphene oxide degradation by a white-rot fungus occurs in spite of lignin peroxidase inhibition

Graphene oxide can be degraded by ubiquitous fungal enzymes alternative to lignin peroxidase, inhibited by the nanomaterial.

Graphical abstract: Graphene oxide degradation by a white-rot fungus occurs in spite of lignin peroxidase inhibition
From the themed collection: Recent Open Access Articles
Paper

Silicon quantum dots promote radish resistance to root herbivores without impairing rhizosphere microenvironment health

Soil-applied silicon quantum dots (Si QDs) significantly increased radish taproot resistance against white grubs and simultaneously shaped a healthy rhizosphere microenvironment.

Graphical abstract: Silicon quantum dots promote radish resistance to root herbivores without impairing rhizosphere microenvironment health
From the themed collection: Nano-bio interactions
Paper

Charged nanoplastics differentially affect the conjugative transfer of antibiotic resistance genes

The transfer of antibiotic resistance genes was influenced by the concentration and surface charge of nanoplastics. This was due to a combination of the promotion effect of ROS and the inhibition caused by nanoplastic agglomeration.

Graphical abstract: Charged nanoplastics differentially affect the conjugative transfer of antibiotic resistance genes
From the themed collection: Nano-bio interactions
238 items - Showing page 1 of 4

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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