Themed collection Nanomaterial applications in water

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Critical Review

Recent progresses in the modification strategies of MXene-based membranes for water and wastewater treatments

MXene, a type of two-dimensional material, has garnered significant interest as a promising next-generation membrane material. This work elucidates the modification strategies employed by MXene-based membranes and evaluates their performances.

Graphical abstract: Recent progresses in the modification strategies of MXene-based membranes for water and wastewater treatments
From the themed collection: Nanomaterial applications in water
Critical Review

Recent trends on MIL-Fe metal–organic frameworks: synthesis approaches, structural insights, and applications in organic pollutant adsorption and photocatalytic degradation

Metal–organic frameworks (MOFs) are gaining considerable interest for various uses ranging from adsorption, photocatalysis, electrocatalysis, chemical sensing, catalysis and gas separation.

Graphical abstract: Recent trends on MIL-Fe metal–organic frameworks: synthesis approaches, structural insights, and applications in organic pollutant adsorption and photocatalytic degradation
From the themed collection: Nanomaterial applications in water
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
Critical Review

Carbon nanomaterial-based membranes for water and wastewater treatment under electrochemical assistance

Carbon nanomaterial-based membranes exhibit fascinating permselectivity for water and wastewater treatment, and their performance could be further improved under electrochemical assistance, benefiting from their good electrical conductivity.

Graphical abstract: Carbon nanomaterial-based membranes for water and wastewater treatment under electrochemical assistance
From the themed collection: Nanomaterial applications in water
Critical Review

Advances and challenges of broadband solar absorbers for efficient solar steam generation

This review provides guidance for solar absorber design, selection, and optimization, and evaporation system engineering for efficient solar-driven evaporation.

Graphical abstract: Advances and challenges of broadband solar absorbers for efficient solar steam generation
From the themed collection: Nanomaterial applications in water
Accepted Manuscript - Paper

Efficient simultaneously quantitative and qualitative detection of multiple phenols using highly water-stable Co2+‐doped Cu-BTC as electrocatalyst

From the themed collection: Nanomaterial applications in water
Paper

Complete degradation of 2,4-dichlorophenol in a sequential sulfidated nanoscale zero-valent iron/peroxydisulfate system: dechlorination, mineralization and mechanism

The sequential S-nZVI/PDS process is a very promising and efficient approach for the complete mineralization of 2,4-DCP.

Graphical abstract: Complete degradation of 2,4-dichlorophenol in a sequential sulfidated nanoscale zero-valent iron/peroxydisulfate system: dechlorination, mineralization and mechanism
From the themed collection: Nanomaterial applications in water
Paper

A novel Ce-doped hydrotalcite for the efficient removal of tetracycline hydrochloride in the photo-Fenton system: from properties to mechanisms

A Ce-doped hydrotalcite was synthesized, which completely removed tetracycline hydrochloride in the photo-Fenton system within 60 min.

Graphical abstract: A novel Ce-doped hydrotalcite for the efficient removal of tetracycline hydrochloride in the photo-Fenton system: from properties to mechanisms
From the themed collection: Nanomaterial applications in water
Paper

Ternary 3D/2D/3D direct dual Z-scheme MOF-on-MOF-derived α-Fe2O3/g-C3N4/Fe-MOF photocatalyst for boosted sunlight-driven removal of metronidazole: effect of coexisting ions, mechanistic insights, and water matrices

Fabrication of cauliflower-like Fe(III) carboxylate MOF-based catalyst for degradation of MTZ via ROS generation in a solar-light-activated photocatalytic system and testing its efficacy under various water parameters and environmental substrates.

Graphical abstract: Ternary 3D/2D/3D direct dual Z-scheme MOF-on-MOF-derived α-Fe2O3/g-C3N4/Fe-MOF photocatalyst for boosted sunlight-driven removal of metronidazole: effect of coexisting ions, mechanistic insights, and water matrices
From the themed collection: Nanomaterial applications in water
Paper

Hollow Co3O4 nanospheres modified with RuCl3 as peroxidase mimics for sensitive determination of sulfide ions at neutral pH

RuCl3-modified hollow Co3O4 nanospheres (Ru3+-C@Co3O4 HNSs) were utilized to establish a colorimetric sensor for selective determination of S2− ions.

Graphical abstract: Hollow Co3O4 nanospheres modified with RuCl3 as peroxidase mimics for sensitive determination of sulfide ions at neutral pH
From the themed collection: Nanomaterial applications in water
Paper

Optimization of Fenton-like reaction pathways using Ov-containing ZnO@nitrogen-rich porous carbon: the electron transfer and 1O2 triggered non-radical process

There is not much research on how to control the PDS reaction pathway. This work reports that Ov-containing ZnO@nitrogen-rich porous carbon composites activate PDS to remove SMZ only through 1O2 and electron transfer.

Graphical abstract: Optimization of Fenton-like reaction pathways using Ov-containing ZnO@nitrogen-rich porous carbon: the electron transfer and 1O2 triggered non-radical process
From the themed collection: Nanomaterial applications in water
Paper

Highly selective capture of palladium from acidic solution by sulfur-functionalized porous carbon microspheres: performance and mechanism

The sulfur-functionalized porous carbon microspheres provide a feasible and low-cost strategy for the selective recovery of Pd from highly acidic wastewater.

Graphical abstract: Highly selective capture of palladium from acidic solution by sulfur-functionalized porous carbon microspheres: performance and mechanism
From the themed collection: Nanomaterial applications in water
Paper

Nanostructured copper electrodes – a new step in the development of microbial bioelectrochemical systems

A simple-to-manufacture and inexpensive biosensor based on a nanostructured copper electrode, mediators and immobilized yeast or bacteria is proposed for determining the biochemical oxygen demand in wastewater.

Graphical abstract: Nanostructured copper electrodes – a new step in the development of microbial bioelectrochemical systems
From the themed collection: Nanomaterial applications in water
Paper

Role of water in vapor permeation through graphene oxide membranes

This study demonstrates that GO membranes enable efficient separation of aqueous and alcoholic vapor mixtures and discusses the critical vapor-permeation mechanism.

Graphical abstract: Role of water in vapor permeation through graphene oxide membranes
From the themed collection: Nanomaterial applications in water
Open Access Paper

Interfacial behavior of ceria grown on graphene oxide and its use for hydrolytic and photocatalytic decomposition of bisphenols A, S, and F

CeO2/graphene oxide nanocomposites efficiently degrade bisphenols A, S, and F. Hydrolytic cleavage of bisphenol S was observed even without any illumination.

Graphical abstract: Interfacial behavior of ceria grown on graphene oxide and its use for hydrolytic and photocatalytic decomposition of bisphenols A, S, and F
From the themed collection: Nanomaterial applications in water
Paper

2D Mo2AlB2 transition-metal-aluminum-boride-phase-integrated TiO2 nanoparticles enable accelerated carbendazim photodegradation: impact of ohmic junctions and electric fields

An ohmic junction was developed by incorporating TiO2 nanoparticles into 2D Mo2AlB2 using ultrasound-assisted self-assembly. This novel composite showed enhanced photocatalytic degradation of carbendazim, accelerating pesticide breakdown.

Graphical abstract: 2D Mo2AlB2 transition-metal-aluminum-boride-phase-integrated TiO2 nanoparticles enable accelerated carbendazim photodegradation: impact of ohmic junctions and electric fields
From the themed collection: Nanomaterial applications in water
Paper

Tuning La–O adsorption sites dispersion via hydrogen bond-capping organic–inorganic copolymerization strategy for enhanced phosphate removal

The developed LaCCH exhibited an enhanced capacity of 308.2 mgP gLa−1, revealing a strong correlation between the organic–inorganic interaction energy of La oligomers and hydrogel carriers, and the phosphate adsorption capacity.

Graphical abstract: Tuning La–O adsorption sites dispersion via hydrogen bond-capping organic–inorganic copolymerization strategy for enhanced phosphate removal
From the themed collection: Nanomaterial applications in water
Paper

A novel electrochemical sensor for simultaneous determination of 2,4-dichlorophenol and 3-chlorophenol

A CeNiCu-LDH@CC electrochemical sensor for efficient detection of 2,4-dichlorophenol and 3-chlorophenol.

Graphical abstract: A novel electrochemical sensor for simultaneous determination of 2,4-dichlorophenol and 3-chlorophenol
From the themed collection: Nanomaterial applications in water
Paper

The performance and mechanism of phosphotungstic acid-modified NiFe-LDH heterogeneous photo-Fenton catalyst for efficient degradation of tetracycline

Mechanism diagram of TC-HCl degradation in the PTA-LDHs/H2O2/vis system.

Graphical abstract: The performance and mechanism of phosphotungstic acid-modified NiFe-LDH heterogeneous photo-Fenton catalyst for efficient degradation of tetracycline
From the themed collection: Nanomaterial applications in water
Paper

Degradation of organic pollutants using a ternary heterojunction catalyst (CoS2/CoCo2O4–MnFe2O4) for activating peroxymonosulfate with magnetic separation, anti-ion interference, and low ion leaching

Activating persulfate to generate reactive oxygen species (ROS) for the effective degradation of toxic organic compounds is an important research topic in environmental management.

Graphical abstract: Degradation of organic pollutants using a ternary heterojunction catalyst (CoS2/CoCo2O4–MnFe2O4) for activating peroxymonosulfate with magnetic separation, anti-ion interference, and low ion leaching
From the themed collection: Nanomaterial applications in water
Paper

Ce/W-MIL-88B(Fe) photo-Fenton material achieving synchronous arsenate uptake and nitrite resourcing: unexpected role of arsenate in boosting photo-Fenton activity

Here, a novel MOF-based photo-Fenton material (Ce/W-MIL-88B(Fe)) was fabricated, which achieved synchronous arsenate (As(V)) uptake and nitrite (NO2) resourcing.

Graphical abstract: Ce/W-MIL-88B(Fe) photo-Fenton material achieving synchronous arsenate uptake and nitrite resourcing: unexpected role of arsenate in boosting photo-Fenton activity
From the themed collection: Nanomaterial applications in water
Paper

Catalytic activity of Cu–cysteine coated on Ti3C2MXene toward peroxymonosulfate activation for carbamazepine degradation

Cu–cy/Ti3C2MXene demonstrated outstanding catalytic performance in activating peroxymonosulfate, leading to the production of reactive oxygen species that decomposed up to 98.6% of carbamazepine.

Graphical abstract: Catalytic activity of Cu–cysteine coated on Ti3C2MXene toward peroxymonosulfate activation for carbamazepine degradation
From the themed collection: Nanomaterial applications in water
Paper

Synthesis of two-dimensional bismuth molybdenum oxide (2D-BMO) nanosheets and their application as fluorescent probes for the detection of explosive nitroaromatic compounds

2D-BMO fluorescent nanosheets were synthesized using a solvothermal method followed by probe sonication.

Graphical abstract: Synthesis of two-dimensional bismuth molybdenum oxide (2D-BMO) nanosheets and their application as fluorescent probes for the detection of explosive nitroaromatic compounds
From the themed collection: Nanomaterial applications in water
Paper

Revealing the importance of non-radical mechanisms in the degradation of sulfamethazine by Lewis acid-etched Co@MXene-activated peroxyacetic acid

Co@MXene activation of peracetic acid and degradation of sulfamethazine via two major pathways: non-radical activation and organic radical activation.

Graphical abstract: Revealing the importance of non-radical mechanisms in the degradation of sulfamethazine by Lewis acid-etched Co@MXene-activated peroxyacetic acid
From the themed collection: Nanomaterial applications in water
Paper

A metal-free photocatalytically active hybrid fiber as a novel self-cleaning adsorbent for enhanced tetracycline removal

A recyclable metal-free photocatalytically active hybrid fiber is fabricated, and presents a significantly photo-enhanced removal effect on tetracycline.

Graphical abstract: A metal-free photocatalytically active hybrid fiber as a novel self-cleaning adsorbent for enhanced tetracycline removal
From the themed collection: Nanomaterial applications in water
Paper

Synergistic bimetallic MOF-integrated MXene nanosheets for enhanced catalytic degradation of carbamazepine and hydrogen production: a dual-function approach for water remediation and energy applications

The MIL-100@ZIF-67@MXene composite was synthesized for the enhanced degradation of carbamazepine (CBZ) and activation of peroxymonosulfate (PMS).

Graphical abstract: Synergistic bimetallic MOF-integrated MXene nanosheets for enhanced catalytic degradation of carbamazepine and hydrogen production: a dual-function approach for water remediation and energy applications
From the themed collection: Nanomaterial applications in water
Paper

The performance and mechanism of persulfate activated by CuFe-LDHs for ofloxacin degradation in water

Cu–Fe bimetallic synergy plays an important role in the generation of SO4·.

Graphical abstract: The performance and mechanism of persulfate activated by CuFe-LDHs for ofloxacin degradation in water
From the themed collection: Nanomaterial applications in water
Paper

Scalable and eco-friendly fabrication of anti-oil-fouling solar interfacial evaporator for efficient water purification

A simple room temperature fabrication methodology was reported in this work to prepare an interfacial solar evaporator for achieving stable water evaporation performance, with excellent anti-oil fouling capability.

Graphical abstract: Scalable and eco-friendly fabrication of anti-oil-fouling solar interfacial evaporator for efficient water purification
From the themed collection: Nanomaterial applications in water
Paper

Efficient photocatalytic degradation of ofloxacin by a polyimide/phosphate-doped porous coralline carbon nitride S-scheme heterojunction

The establishment of a heterojunction holds significant promise for facilitating the separation and migration of photogenerated carriers, thereby engendering robust photooxidation–reduction capabilities.

Graphical abstract: Efficient photocatalytic degradation of ofloxacin by a polyimide/phosphate-doped porous coralline carbon nitride S-scheme heterojunction
From the themed collection: Nanomaterial applications in water
Paper

2D-rGO-supported FePc bifunctional nanozyme with enhanced catalytic activity for thiosulfate detection and rhodamine B degradation

FePc supported on 2D rGO has the enhanced catalytic activity. The prepared FePc@rGO nanocomposites not only can catalyze the oxidation of colorimetric substrates, but also can degrade RhB with the help of PMS.

Graphical abstract: 2D-rGO-supported FePc bifunctional nanozyme with enhanced catalytic activity for thiosulfate detection and rhodamine B degradation
From the themed collection: Nanomaterial applications in water
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

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
Paper

Highly radiation-resistant Al-MOF selected based on the radiation stability rules of metal–organic frameworks with ultra-high thorium ion adsorption capacity

Al-MOF synthesized based on MOF irradiation stability rules exhibits high stability against β-irradiation and ultra-high thorium adsorption capacity, which proves its huge potential application value in the field of radionuclide adsorption.

Graphical abstract: Highly radiation-resistant Al-MOF selected based on the radiation stability rules of metal–organic frameworks with ultra-high thorium ion adsorption capacity
From the themed collection: Nanomaterial applications in water
Paper

In situ biomimetic mineralization of a paper microfluidic device as a luminescent sensor for nitrite determination

Nucleation and growth of terbium-doped amorphous calcium phosphate (Tb-ACP) on cellulose fibers of a microfluidic paper-based analytical device (μPAD) towards an environmentally friendly design of a sensor for water pollutant.

Graphical abstract: In situ biomimetic mineralization of a paper microfluidic device as a luminescent sensor for nitrite determination
From the themed collection: Nanomaterial applications in water
Paper

Do potential dependent kinetics play a role in photocatalytic rate trends?

Higher order trends in the photocatalytic activity of semiconductors, concerning environmental remediation and energy applications, under increasing light illumination may originate in part or in whole from potential dependent kinetics.

Graphical abstract: Do potential dependent kinetics play a role in photocatalytic rate trends?
From the themed collection: Nanomaterial applications in water
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

Core–shell Ag@polypyrrole for synchronous pre-enrichment and immobilization of iodine (I, IO3) from liquid radioactive wastes

A core–shell silver-encapsulated polypyrrole, Ag@PPy, was prepared via in situ synthesis for simultaneous efficient adsorption and immobilization of iodide and iodate.

Graphical abstract: Core–shell Ag@polypyrrole for synchronous pre-enrichment and immobilization of iodine (I−, IO3−) from liquid radioactive wastes
From the themed collection: Nanomaterial applications in water
Open Access Paper

A cross-reactive plasmonic sensing array for drinking water assessment

The continuous monitoring of remote drinking water purification systems is a global challenge with direct consequences for human and environmental health. Nanoplasmonic sensors can monitor treatment systems and warn of failures.

Graphical abstract: A cross-reactive plasmonic sensing array for drinking water assessment
From the themed collection: Nanomaterial applications in water
Paper

Metal-free amorphous carbon nitride with N-vacancies for efficient photocatalytic decontamination: a case of peroxydisulfate-based nonradical oxidation mechanism

The elaborate design of the peroxydisulfate-based nonradical oxidation process. Nitrogen vacancies enhanced the surface affinity between the catalyst and PDS, and thus, the formation of the key complex (i.e., ACN–PDS*).

Graphical abstract: Metal-free amorphous carbon nitride with N-vacancies for efficient photocatalytic decontamination: a case of peroxydisulfate-based nonradical oxidation mechanism
From the themed collection: Nanomaterial applications in water
Paper

Robust degradation of tetracycline antibiotic through recyclable Fe3S4/Ti3C2MXene composites

Fe3S4/Ti3C2MXene shows over 90% TC degradation via Fenton activity, driven by the generation of reactive oxygen species. It exhibits remarkable reusability and stability over multiple cycles, promising sustainable TC removal from wastewater.

Graphical abstract: Robust degradation of tetracycline antibiotic through recyclable Fe3S4/Ti3C2MXene composites
From the themed collection: Nanomaterial applications in water
Paper

Real roles of FeOCl nanosheets in Fenton process

Most researchers believe that the high catalytic activity of FeOCl originates from its unique structure. In this study, we show that dissolved iron contributes significantly to the catalytic activity of FeOCl in the Fenton and photo-Fenton processes.

Graphical abstract: Real roles of FeOCl nanosheets in Fenton process
From the themed collection: Nanomaterial applications in water
Paper

Carbonized polyacrylonitrile array as a sensitive, biocompatible, and durable substrate for surface-enhanced Raman spectroscopy

A carbonized PAN array was designed and applied as an effective SERS substrate. It provided a significant signal enhancement (∼105) with its strong broadband charge-transfer resonance and high reproducibility and consistency in the SERS spectrum.

Graphical abstract: Carbonized polyacrylonitrile array as a sensitive, biocompatible, and durable substrate for surface-enhanced Raman spectroscopy
From the themed collection: Nanomaterial applications in water
Open Access Paper

Porous calcium copper titanate electrodes for paracetamol degradation by electro-oxidation via CuO-induced peroxymonosulfate activation

Pharmaceutical-induced water pollution threatens health and ecosystems. Advanced oxidation, like electrocatalysis with peroxymonosulfate and calcium copper titanate as a key catalyst, shows promise for removing trace pollutants.

Graphical abstract: Porous calcium copper titanate electrodes for paracetamol degradation by electro-oxidation via CuO-induced peroxymonosulfate activation
From the themed collection: Nanomaterial applications in water
Paper

Structure and energetics of hydrogen bonding networks in dilute HOD/H2O solutions confined in silica nanopores

Nanoconfinement in silica nanopores strengthens hydrogen bonds near surfaces, and weakens hydrogen bonds in nanopore volume away from the surfaces.

Graphical abstract: Structure and energetics of hydrogen bonding networks in dilute HOD/H2O solutions confined in silica nanopores
From the themed collection: Nanomaterial applications in water
Paper

Efficient removal of viscous crude oil by a super-hydrophobic polystyrene/carbon black foam with photo-thermal conversion

In this study, carbon black nanoparticles were introduced in one-step to develop a super-hydrophobic polystyrene foam with efficient photo-thermal conversion and adsorption for highly viscous crude oil.

Graphical abstract: Efficient removal of viscous crude oil by a super-hydrophobic polystyrene/carbon black foam with photo-thermal conversion
From the themed collection: Nanomaterial applications in water
Paper

Porous silica nanospheres: a nanoplatform towards protein immobilization and cogent design of biosensors for aromatic water pollutant detection

A rational approach for exploiting the physicochemical properties of porous silica nanospheres (pSN) affecting biomolecule immobilization and aromatic water pollutant monitoring has been demonstrated.

Graphical abstract: Porous silica nanospheres: a nanoplatform towards protein immobilization and cogent design of biosensors for aromatic water pollutant detection
From the themed collection: Nanomaterial applications in water
Paper

Microwave synthesis of Fe–Cu diatomic active center MOF: synergistic cyclic catalysis of persulfate for degrading norfloxacin

A heterostructured diatomic catalyst synthesized by a microwave hydrothermal method accelerates interfacial charge transfer and enhances the ability to treat antibiotic wastewater.

Graphical abstract: Microwave synthesis of Fe–Cu diatomic active center MOF: synergistic cyclic catalysis of persulfate for degrading norfloxacin
From the themed collection: Nanomaterial applications in water
Paper

In situ synthesis of gold nanoclusters in hydrogels for the capillary based portable fluorescence analysis of hypochlorite in environmental samples

The incubation of agarose hydrogels embedded with BSA and chloroauric acid in alkali solutions facilitates the in situ growth of gold nanoclusters in capillary microcontainers, enabling the portable detection of ClO with fluorescent responses.

Graphical abstract: In situ synthesis of gold nanoclusters in hydrogels for the capillary based portable fluorescence analysis of hypochlorite in environmental samples
From the themed collection: Nanomaterial applications in water
Paper

The properties and efficacy of S-nZVI as a remediation agent in response to its preparation process and reaction conditions: a truth from meta-analysis

The influence of the preparation process (sulfurization method, sulfur reagents, and S/Fe molar ratio) and the decontamination conditions (initial pH value, and temperature) on the decontamination effect was quantitatively evaluated by meta-analysis.

Graphical abstract: The properties and efficacy of S-nZVI as a remediation agent in response to its preparation process and reaction conditions: a truth from meta-analysis
From the themed collection: Nanomaterial applications in water
Paper

Self-assembled peptide nanosheets functionalized with Fe3O4 nanoparticles with enhanced nanozymatic activity for sensitive colorimetric detection and selective adsorption of Hg2+

The combination of peptide nanosheets and magnetic Fe3O4 nanozymes promotes colorimetric detection and selective adsorption of Hg2+.

Graphical abstract: Self-assembled peptide nanosheets functionalized with Fe3O4 nanoparticles with enhanced nanozymatic activity for sensitive colorimetric detection and selective adsorption of Hg2+
From the themed collection: Nanomaterial applications in water
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

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
Paper

Achieving efficient uranium extraction by in situ ultrasonic texturization of commercial Fe powder

The in situ ultrasonic texturization of commercial Fe powder was employed to replace the n-ZVI for U(VI) extraction in fluoride (F)-containing wastewater.

Graphical abstract: Achieving efficient uranium extraction by in situ ultrasonic texturization of commercial Fe powder
From the themed collection: Nanomaterial applications in water
Paper

Effective heterogeneous Fenton-like degradation of antibiotics by ferroferric oxide nanoparticle coated reduced iron powder with accelerated Fe(II)/Fe(III) redox cycling

In this study, we present a novel strategy of accelerating cycle of Fe(II)/Fe(III) in iron-mediated catalyst for heterogeneous Fenton-like processes.

Graphical abstract: Effective heterogeneous Fenton-like degradation of antibiotics by ferroferric oxide nanoparticle coated reduced iron powder with accelerated Fe(ii)/Fe(iii) redox cycling
From the themed collection: Nanomaterial applications in water
Paper

Structural design, biomimetic synthesis, and environmental sustainability of graphene-supported g-C3N4/TiO2 hetero-aerogels

Graphene-supported C3N4/TiO2 hetero-aerogels with high photocatalytic properties and sustainability are designed and synthesized.

Graphical abstract: Structural design, biomimetic synthesis, and environmental sustainability of graphene-supported g-C3N4/TiO2 hetero-aerogels
From the themed collection: Nanomaterial applications in water
Paper

Efficient degradation of organic contaminants via a novel iron-based poly(ionic liquid)/polydopamine composite as the heterogeneous Fenton catalyst

Iron-based poly(ionic liquid)/polydopamine composite shows excellent degradation performance for organic pollutants, providing a promising route for the design of efficient and stable heterogeneous Fenton catalysts.

Graphical abstract: Efficient degradation of organic contaminants via a novel iron-based poly(ionic liquid)/polydopamine composite as the heterogeneous Fenton catalyst
From the themed collection: Nanomaterial applications in water
Paper

An innovative S-scheme PhC2Cu/Ag/Ag2MoO4 photocatalyst for efficient degradation of sulfamethazine antibiotics: heterojunctions and innergenerated-H2O2 promote radical production

Schematic diagram of the photocatalytic reduction mechanism for the PAM40 system.

Graphical abstract: An innovative S-scheme PhC2Cu/Ag/Ag2MoO4 photocatalyst for efficient degradation of sulfamethazine antibiotics: heterojunctions and innergenerated-H2O2 promote radical production
From the themed collection: Nanomaterial applications in water
Paper

Leaf vein-biomimetic nanofibrous membrane with self-assembled nanonet for surface filtration of water contaminants

A leaf vein-biomimetic nanofibrous membrane was constructed by nonsolvent-induced phase inversion for high-performance surface filtration of water contaminants.

Graphical abstract: Leaf vein-biomimetic nanofibrous membrane with self-assembled nanonet for surface filtration of water contaminants
From the themed collection: Nanomaterial applications in water
Paper

In situ growth of metal–organic frameworks in nanochannels for highly sensitive microcystin-LR detection

Harmful algal blooms lead to cyanobacteria toxins increase in natural water. A novel nanochannel-based sensing system utilizing metal–organic frameworks and DNA aptamers was developed for highly sensitive detecting microcystin-LR in real water.

Graphical abstract: In situ growth of metal–organic frameworks in nanochannels for highly sensitive microcystin-LR detection
From the themed collection: Nanomaterial applications in water
Paper

Increasing reductive Fe(II)/Co(II) sites on P-doped FeCo2O4−x nanosheets to accelerate the valence cycle for the electroanalysis of As(III)

Superior catalytic activity toward As(III) for P FeCo2O4−x/GCE with increasing reductive Fe(II)/Co(II) sites.

Graphical abstract: Increasing reductive Fe(ii)/Co(ii) sites on P-doped FeCo2O4−x nanosheets to accelerate the valence cycle for the electroanalysis of As(iii)
From the themed collection: Nanomaterial applications in water
Paper

Composite modification of carbon fiber cathode with tree-like branched polypyrrole-microwires and polyaniline-nanorods for enhancing hexavalent chromium reduction

Cr(VI) reduction to Cr(III) with electrochemical technique has been regarded as an effective method for the treatment of toxic Cr(VI) contaminated wastewater.

Graphical abstract: Composite modification of carbon fiber cathode with tree-like branched polypyrrole-microwires and polyaniline-nanorods for enhancing hexavalent chromium reduction
From the themed collection: Nanomaterial applications in water
Paper

A multi-ratiometric fluorescence sensor integrated intrinsic signal amplification strategy for a sensitive and visual assay of the anthrax biomarker based on a bimetallic lanthanide metal–organic framework

A multi-ratiometric fluorescence sensor was designed for the sensing of the anthrax biomarker based on a bimetallic lanthanide metal–organic framework.

Graphical abstract: A multi-ratiometric fluorescence sensor integrated intrinsic signal amplification strategy for a sensitive and visual assay of the anthrax biomarker based on a bimetallic lanthanide metal–organic framework
From the themed collection: Nanomaterial applications in water
Paper

Boosting the growth and aggregation of sulfide nanoparticles via regulating heterogeneous nucleation for enhanced sedimentation

Promoting the growth of sulfide particles by regulating heterogeneous nucleation and aggregation to facilitate their sedimentation and separation.

Graphical abstract: Boosting the growth and aggregation of sulfide nanoparticles via regulating heterogeneous nucleation for enhanced sedimentation
From the themed collection: Nanomaterial applications in water
Paper

Significant improvement and mechanism of tetracycline degradation with the synergistic piezoelectric effect of ZnO/CuS Z-scheme heterojunction photocatalysts

In the current work, a CuS nanoflower-modified ZnO nanorod heterojunction was synthesized by a two-step hydrothermal method.

Graphical abstract: Significant improvement and mechanism of tetracycline degradation with the synergistic piezoelectric effect of ZnO/CuS Z-scheme heterojunction photocatalysts
From the themed collection: Nanomaterial applications in water
Paper

Synchronous removal of antibiotics in sewage effluents by surface-anchored photocatalytic nanofiltration membrane in a continuous dynamic process

The feasibility of a novel surface-anchored bifunctional photocatalytic nanofiltration membrane for simultaneously degrading and separating target antibiotics in sewage effluent in a continuous flow-through process was verified.

Graphical abstract: Synchronous removal of antibiotics in sewage effluents by surface-anchored photocatalytic nanofiltration membrane in a continuous dynamic process
From the themed collection: Nanomaterial applications in water
Paper

Efficient molecular oxygen utilization of micelle-based BiOCl for enhanced in situ H2O2 production induced photocatalytic removal of antibiotics

The mechanism of antibiotic photodegradation on SA-BiOCl.

Graphical abstract: Efficient molecular oxygen utilization of micelle-based BiOCl for enhanced in situ H2O2 production induced photocatalytic removal of antibiotics
From the themed collection: Nanomaterial applications in water
Paper

Unveiling the dual roles of the intercalation of [MoS4]2− clusters in boosting heavy metal capture by Ca–Al layered double hydroxide

The study reports a concept for fabrication of [MoS4]2− clusters intercalated into CaAl-LDH for heavy metal removal, which involves Pb–S bonding for Pb(II) and lattice substitution for Cd(II).

Graphical abstract: Unveiling the dual roles of the intercalation of [MoS4]2− clusters in boosting heavy metal capture by Ca–Al layered double hydroxide
From the themed collection: Nanomaterial applications in water
Paper

A cationic porous polymer as a robust and recyclable adsorbent for the removal of harmful dyes from aqueous contaminants

A new cationic porous organic polymer (VBT-POP) has been synthesized and it showed excellent selective and quantitative adsorptive removal of anionic dyes RB (1252 mg g−1) and XO (735 mg g−1).

Graphical abstract: A cationic porous polymer as a robust and recyclable adsorbent for the removal of harmful dyes from aqueous contaminants
From the themed collection: Nanomaterial applications in water
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About this collection

This web collection features research articles published in Environmental Science: Nano focussed on nanomaterial applications in water.

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