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Themed collection 2021 Nanoscale HOT Article Collection

88 items - Showing page 1 of 2
Minireview

Recent advances and rational design strategies of carbon dots towards highly efficient solar evaporation

By rationally designing and modifying their heterostructures, carbon dots have the potential to be used as solar absorbers for solar evaporation. The roles of carbon dots to improve solar-to-vapor efficiency are thoroughly discussed.

Graphical abstract: Recent advances and rational design strategies of carbon dots towards highly efficient solar evaporation
From the themed collection: Recent Review Articles
Minireview

Emergent electrochemical functions and future opportunities of hierarchically constructed metal–organic frameworks and covalent organic frameworks

Hierarchically constructed metal–organic frameworks and covalent organic frameworks toward emergent electrochemical applications.

Graphical abstract: Emergent electrochemical functions and future opportunities of hierarchically constructed metal–organic frameworks and covalent organic frameworks
From the themed collection: Recent Review Articles
Minireview

Electrocatalysis in confined spaces: interplay between well-defined materials and the microenvironment

In this minireview, we summarize recent advances in electrocatalysis in confined spaces. Emerging electrochemical reactions are covered and discussed.

Graphical abstract: Electrocatalysis in confined spaces: interplay between well-defined materials and the microenvironment
From the themed collection: Recent Review Articles
Review Article

A strategy for preparing high-efficiency and economical catalytic electrodes toward overall water splitting

Electrolyzing water technology to prepare high-purity hydrogen is currently an important field in energy development.

Graphical abstract: A strategy for preparing high-efficiency and economical catalytic electrodes toward overall water splitting
From the themed collection: 2021 Nanoscale HOT Article Collection
Review Article

Fabrication of metallic and non-metallic top electrodes for large-area molecular junctions

This Review presents an overview of methods used to deposit top-contact electrodes on electrode-supported monolayers to create ‘large area’ molecular junctions, highlighting the challenges and solutions identified to date.

Graphical abstract: Fabrication of metallic and non-metallic top electrodes for large-area molecular junctions
From the themed collection: Recent Review Articles
Open Access Review Article

Self-assembly of colloidal nanoparticles into 2D arrays at water–oil interfaces: rational construction of stable SERS substrates with accessible enhancing surfaces and tailored plasmonic response

Nanoparticle self-assembly at water–oil interfaces has emerged as a convenient and efficient method to construct stable, active and reproducible plasmonic substrates for SERS. In this review we summarize the progress that has been made in this field.

Graphical abstract: Self-assembly of colloidal nanoparticles into 2D arrays at water–oil interfaces: rational construction of stable SERS substrates with accessible enhancing surfaces and tailored plasmonic response
From the themed collection: Recent Review Articles
Review Article

Metal organic framework derived porous carbon materials excel as an excellent platform for high-performance packaged supercapacitors

This review systematically sums up the design principles and strategies for MOF precursors and discusses the relationship between MOF precursors and the target porous carbon for the accurate architecture of high-performance supercapacitors.

Graphical abstract: Metal organic framework derived porous carbon materials excel as an excellent platform for high-performance packaged supercapacitors
From the themed collection: Recent Review Articles
Review Article

Defect engineering and characterization of active sites for efficient electrocatalysis

This review highlights recent advancements in defect engineering and characterization of both metal-free carbons and transition metal-based electrocatalysts.

Graphical abstract: Defect engineering and characterization of active sites for efficient electrocatalysis
From the themed collection: Recent Review Articles
Review Article

Information processing based on DNA toehold-mediated strand displacement (TMSD) reaction

We reviewed the recent research on information processing with the DNA toehold-mediated strand displacement reaction, including the basic principles and applications in logic circuit, analog circuit, combinational circuit, and information relay.

Graphical abstract: Information processing based on DNA toehold-mediated strand displacement (TMSD) reaction
From the themed collection: Recent Review Articles
Review Article

Theoretical investigation on lithium polysulfide adsorption and conversion for high-performance Li–S batteries

The recent advances in the adsorption and conversion of LiPSs are summarized and discussed from the viewpoint of theoretical calculation.

Graphical abstract: Theoretical investigation on lithium polysulfide adsorption and conversion for high-performance Li–S batteries
From the themed collection: Recent Review Articles
Communication

Restraining polysulfide shuttling by designing a dual adsorption structure of bismuth encapsulated into carbon nanotube cavity

1D cowpea-like CNTs@Bi/S composites were synthesized by a facile method. Under the collaboration of the physical detention of CNTs and the chemical adsorption of bismuth nanorods, the polysulfide shuttling can be effectively curbed.

Graphical abstract: Restraining polysulfide shuttling by designing a dual adsorption structure of bismuth encapsulated into carbon nanotube cavity
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

A general approach to realizing perovskite nanocrystals with insulating metal sulfate shells

Perovskite nanocrystals with an insulating metal sulfate shell are synthesized. These novel core/shell structured nanocrystals show highly reduced energy transfer in film and suppressed halide exchange in solution.

Graphical abstract: A general approach to realizing perovskite nanocrystals with insulating metal sulfate shells
From the themed collection: 2021 Nanoscale HOT Article Collection
Accepted Manuscript - Communication

Passive cancer targeting with a viral nanoparticle depends on the stage of tumorigenesis

From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Single molecular nanomedicine with NIR light-initiated superoxide radical, singlet oxygen and thermal generation for hypoxia-overcoming cancer therapy

Molecular nanomedicine (BthB NPs) is developed for effective superoxide radical (O2˙) generation for hypoxia-overcoming photodynamic therapy (PDT), upon irradiation with an 808 nm laser with a high tissue penetration depth.

Graphical abstract: Single molecular nanomedicine with NIR light-initiated superoxide radical, singlet oxygen and thermal generation for hypoxia-overcoming cancer therapy
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Using nuclear magnetic resonance proton relaxation to probe the surface chemistry of carbon 2D materials

Using NMR proton relaxation to rapidly identify surface chemical functionalisation changes of carbon nanomaterials in liquid.

Graphical abstract: Using nuclear magnetic resonance proton relaxation to probe the surface chemistry of carbon 2D materials
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Visualizing tumour self-homing with magnetic particle imaging

Iron labeled CTCs home to previously established mammary fat pad tumours and can be visualized using magnetic particle imaging and magnetic resonance imaging.

Graphical abstract: Visualizing tumour self-homing with magnetic particle imaging
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Electrocatalytic reduction of furfural with high selectivity to furfuryl alcohol using AgPd alloy nanoparticles

The study of composition-dependent electrocatalysis reveals that Ag60Pd40 alloy nanoparticles allow the selective reduction of furfural to furfuryl alcohol.

Graphical abstract: Electrocatalytic reduction of furfural with high selectivity to furfuryl alcohol using AgPd alloy nanoparticles
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

A CHA-based DNA stochastic walker that traverses on cell membranes

Here, we introduce a catalytic hairpin assembly (CHA)-based DNA walker on cell membranes. Driven by DNA strand exchange, catalytic strands move on cell membranes and hairpin strands (H2) in the solution are loaded on cells.

Graphical abstract: A CHA-based DNA stochastic walker that traverses on cell membranes
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Origins of pressure-induced enhancement in thermal conductivity of hybrid inorganic–organic perovskites

The thermal conductivity of hybrid perovskites can be tuned by more than an order of magnitude through application of hydrostatic pressure, thus emphasizing the potential in enhancing their efficiencies in photovoltaic applications.

Graphical abstract: Origins of pressure-induced enhancement in thermal conductivity of hybrid inorganic–organic perovskites
From the themed collection: 2021 Nanoscale HOT Article Collection
Communication

Visualization of nano-localized and delocalized oxidation sites for plasmon-induced charge separation

Plasmonic reactions with relatively positive oxidation potentials occur locally at resonance sites, while reactions with more negative potentials proceed nonlocally.

Graphical abstract: Visualization of nano-localized and delocalized oxidation sites for plasmon-induced charge separation
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

ZIF-8 derived hollow carbon to trap polysulfides for high performance lithium–sulfur batteries

The commercial application of Lithium–sulfur batteries (LSBs) is impeded by the shuttle effect. We report zinc (Zn) and nitrogen (N) co-doped ZIF-8 derived hollow carbon (ZHC) as a promising separator coating for LSBs to control the shuttle effect.

Graphical abstract: ZIF-8 derived hollow carbon to trap polysulfides for high performance lithium–sulfur batteries
From the themed collection: 2021 Nanoscale HOT Article Collection
Accepted Manuscript - Paper

Bias-tunable two-dimensional magnetic and topological materials

From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Nanoparticles as a Hedgehog signaling inhibitor for the suppression of cancer growth and metastasis

We explore biocompatible fluorescent silicon nanoparticles (SiNPs) as a Hedgehog pathway inhibitor to suppress the growth and metastasis of tumors with abnormal activation of the pathway.

Graphical abstract: Nanoparticles as a Hedgehog signaling inhibitor for the suppression of cancer growth and metastasis
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Surfactant-mediated morphology evolution and self-assembly of cerium oxide nanocrystals for catalytic and supercapacitor applications

Surfactant-mediated morphology evolution of CeO2 nanocrystals is fully investigated at the atomic scale and it was found that the exposure of {100} facets largely affects the concentration of Ce3+ and subsequently the OSC performance.

Graphical abstract: Surfactant-mediated morphology evolution and self-assembly of cerium oxide nanocrystals for catalytic and supercapacitor applications
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Magnetic and dielectric property control in the multivalent nanoscale perovskite Eu0.5Ba0.5TiO3

We report nanoscale Eu0.5Ba0.5TiO3, a multiferroic in the bulk and candidate in the search to quantify the electric dipole moment of the electron.

Graphical abstract: Magnetic and dielectric property control in the multivalent nanoscale perovskite Eu0.5Ba0.5TiO3
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Yolk–shell structured CoSe2/C nanospheres as multifunctional anode materials for both full/half sodium-ion and full/half potassium-ion batteries

Yolk–shell structured CoSe2/C as multifunctional anode materials show superior performances for both full/half sodium-ion and full/half potassium-ion batteries.

Graphical abstract: Yolk–shell structured CoSe2/C nanospheres as multifunctional anode materials for both full/half sodium-ion and full/half potassium-ion batteries
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

An Mn-doped NiCoP flower-like structure as a highly efficient electrocatalyst for hydrogen evolution reaction in acidic and alkaline solutions with long duration

A flower-like structure Mn-doped NiCoP is demonstrated to be an outstanding hydrogen evolution electrocatalyst with highly efficient and long-durable.

Graphical abstract: An Mn-doped NiCoP flower-like structure as a highly efficient electrocatalyst for hydrogen evolution reaction in acidic and alkaline solutions with long duration
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Temperature dependence of the local field effect in YAG:Ce3+ nanocomposites

A comprehensive test of the local field model was achieved by immersing YAG:Ce nanoparticles in different alcohols at different temperatures.

Graphical abstract: Temperature dependence of the local field effect in YAG:Ce3+ nanocomposites
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Transforming growth factor-β blockade modulates tumor mechanical microenvironments for enhanced antitumor efficacy of photodynamic therapy

Remodeling tumor mechanical microenvironments using TGFβ blockade significantly promotes the delivery of nano-photosensitizers to stroma-rich solid tumors and boosts the antitumor effect of photodynamic therapy.

Graphical abstract: Transforming growth factor-β blockade modulates tumor mechanical microenvironments for enhanced antitumor efficacy of photodynamic therapy
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Charge-storage mechanism of highly defective NiO nanostructures on carbon nanofibers in electrochemical supercapacitors

An electrode composed of defective NiO nanostructures supported on carbon nanofibers and immersed in an Li+-based aqueous electrolyte is studied using Raman spectroscopy under dynamic polarization conditions to address the charge-storage phenomenon.

Graphical abstract: Charge-storage mechanism of highly defective NiO nanostructures on carbon nanofibers in electrochemical supercapacitors
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Air-gap embedded triboelectric nanogenerator via surface modification of non-contact layer using sandpapers

A method to enhance the electrical outputs of the triboelectric nanogenerator (TENG) is proposed and theoretically/experimentally analyzed. The non-/contact surfaces of the air-gap embedded TENG are polished by the optimum grit number of sandpapers.

Graphical abstract: Air-gap embedded triboelectric nanogenerator via surface modification of non-contact layer using sandpapers
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Perturbation of gut microbiota plays an important role in micro/nanoplastics-induced gut barrier dysfunction

Exposure to micro/nanoplastics (M/NPLs) deteriorates the intestinal barrier by disturbing the bacterial composition in the gut.

Graphical abstract: Perturbation of gut microbiota plays an important role in micro/nanoplastics-induced gut barrier dysfunction
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

NIR-absorbing Prussian blue nanoparticles for transarterial infusion photothermal therapy of VX2 tumors implanted in rabbits

An innovative strategy to transarterial infusion photothermal therapy (TAIPPT) of VX2 tumor implanted in rabbit is reported.

Graphical abstract: NIR-absorbing Prussian blue nanoparticles for transarterial infusion photothermal therapy of VX2 tumors implanted in rabbits
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Biofriendly molecular and protein release substrate with integrated piezoelectric motivation and anti-oxidative stress capabilities

A multifunctional molecular delivery substrate was confirmed to promote molecular releases, molecules/proteins storage and ROS elimination in drug delivery.

Graphical abstract: Biofriendly molecular and protein release substrate with integrated piezoelectric motivation and anti-oxidative stress capabilities
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Semiconducting α′-boron sheet with high mobility and low all-boron contact resistance: a first-principles study

Design of fully boron-sheet-based FETs in the real 2D atomically-thin limit.

Graphical abstract: Semiconducting α′-boron sheet with high mobility and low all-boron contact resistance: a first-principles study
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Regulating the catalytic activity of multi-Ru-bridged polyoxometalates based on differential active site environments with six-coordinate geometry and five-coordinate geometry transitions

Robust multi-Ru-bridged POMs have demonstrated strong capabilities in achieving oxidation catalysis. Further investigations indicate that the catalytic efficiency could be further optimized by tuning the geometry of the catalytic sites.

Graphical abstract: Regulating the catalytic activity of multi-Ru-bridged polyoxometalates based on differential active site environments with six-coordinate geometry and five-coordinate geometry transitions
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Chiral carbon dots based on L/D-cysteine produced via room temperature surface modification and one-pot carbonization

Chiral carbon dots have been produced via two synthetic approaches using L/D-cysteine resulting in improvement of emission quantum yield and realization of two-photon absorption which are attractive features for bio applications.

Graphical abstract: Chiral carbon dots based on l/d-cysteine produced via room temperature surface modification and one-pot carbonization
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

PET/Ag NW/PMMA transparent electromagnetic interference shielding films with high stability and flexibility

A highly stable and flexible transparent electromagnetic interference shielding film is realized based on silver nanowire by integrating a polymer layer.

Graphical abstract: PET/Ag NW/PMMA transparent electromagnetic interference shielding films with high stability and flexibility
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Electric field control of magnetism through modulating phase separation in (011)-Nd0.5Sr0.5MnO3/PMN-PT heterostructures

Large and non-volatile electric field control of magnetization has been realized through strain mediation of both ferromagnetic and antiferromagnetic phases in Nd0.5Sr0.5MnO3/PMN-PT multiferroic heterostructures.

Graphical abstract: Electric field control of magnetism through modulating phase separation in (011)-Nd0.5Sr0.5MnO3/PMN-PT heterostructures
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Nano-assembly of ruthenium(II) photosensitizers for endogenous glutathione depletion and enhanced two-photon photodynamic therapy

Ruthenium(II) complexes were linked via disulfide bond formation to form redox-responsive nano-photosensitizers (RuS NPs). The NPs achieve enhanced cellular uptake endogenous GSH-consumption, and improved two-photon PDT efficiency.

Graphical abstract: Nano-assembly of ruthenium(ii) photosensitizers for endogenous glutathione depletion and enhanced two-photon photodynamic therapy
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Construction of PtSe2/Ge heterostructure-based short-wavelength infrared photodetector array for image sensing and optical communication applications

A PtSe2/Ge heterostructure-based short-wavelength infrared photodetector array consisting of 1 × 10 units exhibits preferable uniformity with applications in image sensing and optical communication.

Graphical abstract: Construction of PtSe2/Ge heterostructure-based short-wavelength infrared photodetector array for image sensing and optical communication applications
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Electrostatic gating of single-molecule junctions based on the STM-BJ technique

A back-gated chip to modulate charge transport through single-molecule junctions.

Graphical abstract: Electrostatic gating of single-molecule junctions based on the STM-BJ technique
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Dual-triggered biomimetic vehicles enable treatment of glioblastoma through a cancer stem cell therapeutic strategy

Biomimetic nanocarrier structure and schematic illustration of the proposed strategy of promoting the treatment of glioma for cancer stem cell therapy in combination with chemotherapeutics.

Graphical abstract: Dual-triggered biomimetic vehicles enable treatment of glioblastoma through a cancer stem cell therapeutic strategy
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Edible and highly biocompatible nanodots from natural plants for the treatment of stress gastric ulcers

Semi-carbonized nanodots from charred Atractylodes macrocephala are demonstrated in detail for their strong anti-stress gastric ulcer effect with inhibition up to 90% and show extremely high biocompatibility and ultra-low toxicity.

Graphical abstract: Edible and highly biocompatible nanodots from natural plants for the treatment of stress gastric ulcers
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Magneto-fluorescent nanocomposites: experimental and theoretical linkage for the optimization of magnetic hyperthermia

Magneto-fluorescent nanocomposites of Zn doped ferrites nanoparticles with Pt complexes for magnetic hyperthermia and fluorescent imaging.

Graphical abstract: Magneto-fluorescent nanocomposites: experimental and theoretical linkage for the optimization of magnetic hyperthermia
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Temperature-triggered formation of a cellulose II nanocrystal network through regioselective derivatization

The two ends of rodlike cellulose II nanocrystals (CNC-II) were regioselectively functionalized either with gold nanoparticles or with thermosensitive polymer chains.

Graphical abstract: Temperature-triggered formation of a cellulose II nanocrystal network through regioselective derivatization
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Red phosphorus embedded in TiO2/C nanofibers to enhance the potassium-ion storage performance

TiO2-RP/CN was fabricated and found to possess a special structure and an excellent electronic conductivity, and the electrodes show outstanding energy storage in K half/full cells.

Graphical abstract: Red phosphorus embedded in TiO2/C nanofibers to enhance the potassium-ion storage performance
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

A mesoporous polydopamine nanoparticle enables highly efficient manganese encapsulation for enhanced MRI-guided photothermal therapy

Biocompatible mesoporous polydopamine nanoparticles (MPDAPs/Mn) enable high manganese encapsulation and photothermal conversion efficiency for enhanced MRI-guided photothermal cancer therapy.

Graphical abstract: A mesoporous polydopamine nanoparticle enables highly efficient manganese encapsulation for enhanced MRI-guided photothermal therapy
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Two-dimensional Weyl points and nodal lines in pentagonal materials and their optical response

A symmetry analysis combined with first-principles calculations of two-dimensional pentagonal materials (PdSeTe, PdSeS, InP5 and GeBi2) based on the Cairo tiling reveal nontrivial spin textures, nodal lines and Weyl points.

Graphical abstract: Two-dimensional Weyl points and nodal lines in pentagonal materials and their optical response
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Eluting mode of photodynamic nanofibers without photosensitizer leakage for one-stop treatment of outdoor hemostasis and sterilizing superbacteria

Outdoor hemostasis and simultaneous photodynamic sterilization of superbacteria via one-stop treatment using the same fibers prepared by a portable electrospinning device.

Graphical abstract: Eluting mode of photodynamic nanofibers without photosensitizer leakage for one-stop treatment of outdoor hemostasis and sterilizing superbacteria
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

A long-term stable aqueous aluminum battery electrode based on one-dimensional molybdenum–tantalum oxide nanotube arrays

One-dimensional molybdenum-tantalum oxide nanotube arrays enable long-term aluminum intercalation in aqueous solution.

Graphical abstract: A long-term stable aqueous aluminum battery electrode based on one-dimensional molybdenum–tantalum oxide nanotube arrays
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

From metastability to equilibrium during the sequential growth of Co–Ag supported clusters: a real-time investigation

Real time analysis of Co atom incorporation in Ag nanoparticles, followed almost atom-by-atom by combined X-ray scattering and molecular-dynamics methods: from the sub-surface position to quasi-Janus then core–shell structures.

Graphical abstract: From metastability to equilibrium during the sequential growth of Co–Ag supported clusters: a real-time investigation
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Mixing iron oxide nanoparticles with different shape and size for tunable magneto-heating performance

An efficient and versatile strategy is presented to modulate the magneto-heating performance of a nanoparticle system, which consists of mixing nanoparticles with different shape and size and exploiting the magnetic interaction between them.

Graphical abstract: Mixing iron oxide nanoparticles with different shape and size for tunable magneto-heating performance
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Information processing using an integrated DNA reaction network

A DNA reaction network was reported in a stepwise manner, which can integrate sensing, translation, and decision-making operations in a single network.

Graphical abstract: Information processing using an integrated DNA reaction network
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Efficient quantum dot-sensitized solar cells through sulfur-rich carbon nitride modified electrolytes

Polysulfide electrolytes with sulfur-rich graphitic carbon nitride additives are effective in various Cu-based I–III–VI quantum dot-sensitized solar cells, including Cu–In–S and Cu–In–Se, for improving power conversion efficiencies.

Graphical abstract: Efficient quantum dot-sensitized solar cells through sulfur-rich carbon nitride modified electrolytes
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Atomically resolved interfacial water structures on crystalline hydrophilic and hydrophobic surfaces

Hydration layers are formed on hydrophilic crystalline surfaces immersed in water.

Graphical abstract: Atomically resolved interfacial water structures on crystalline hydrophilic and hydrophobic surfaces
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Surface engineering of Rh-modified Pd nanocrystals by colloidal underpotential deposition for electrocatalytic methanol oxidation

Underpotential deposition of Rh on Pd nanocrystals directs the synthesis of surface-engineered Rh-modified Pd nanocrystals with superior electrocatalytic performances.

Graphical abstract: Surface engineering of Rh-modified Pd nanocrystals by colloidal underpotential deposition for electrocatalytic methanol oxidation
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Ammonia-free fabrication of ultrafine vanadium nitride nanoparticles as interfacial mediators for promoting electrochemical behaviors of lithium–sulfur batteries

One ammonia-free approach has been developed for the synthesis of ultrafine vanadium nitride (VN) nanoparticles. The presence of VN nanoparticles remarkably upgrades the electrochemical performance of lithium–sulfur batteries.

Graphical abstract: Ammonia-free fabrication of ultrafine vanadium nitride nanoparticles as interfacial mediators for promoting electrochemical behaviors of lithium–sulfur batteries
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

A mono-copper doped undeca-gold cluster with up-converted and anti-stokes emissions of fluorescence and phosphorescence

We have synthesized single crystals of a highly stable Cu-doped undeca-gold cluster protected by both triphenylphosphine (PPh3) and 2-pyridinethiol (-SPy) ligands, formulated as [Au11Cu1(PPh3)7(SPy)3]+.

Graphical abstract: A mono-copper doped undeca-gold cluster with up-converted and anti-stokes emissions of fluorescence and phosphorescence
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Tunable upconversion of holmium sublattice through interfacial energy transfer for anti-counterfeiting

We report a mechanistic strategy towards the tunable upconversion of holmium sublattice through interfacial energy transfer under both steady-state and non-steady-state excitations, showing great promise in anti-counterfeiting.

Graphical abstract: Tunable upconversion of holmium sublattice through interfacial energy transfer for anti-counterfeiting
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Anion exchange induced formation of kesterite copper zinc tin sulphide–copper zinc tin selenide nanoheterostructures

Kesterite CZTS–CZTSe nanoheterostructures are synthesized by anion exchange in pristine kesterite CZTS nanostructures, which grow from cubic Cu9S5 nanotemplates.

Graphical abstract: Anion exchange induced formation of kesterite copper zinc tin sulphide–copper zinc tin selenide nanoheterostructures
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Stabilization effects in binary colloidal Cu and Ag nanoparticle electrodes under electrochemical CO2 reduction conditions

Colloidal Cu and Ag nanoparticles retain their shape during the CO2 reduction reaction (−0.8 V vs. RHE) due to immiscibility of the lattices and synergy at the nanoscale results in enhanced methane and C2 product formation.

Graphical abstract: Stabilization effects in binary colloidal Cu and Ag nanoparticle electrodes under electrochemical CO2 reduction conditions
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Engineering the ligand states by surface functionalization: a new way to enhance the ferromagnetism of CrI3

The ferromagnetic superexchange coupling among Cr atoms in CrI3 is enhanced by the adsorption of X (X = F, Cl and Br) atoms.

Graphical abstract: Engineering the ligand states by surface functionalization: a new way to enhance the ferromagnetism of CrI3
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Single-layer polymeric tetraoxa[8]circulene modified by s-block metals: toward stable spin qubits and novel superconductors

Tetraoxa[8]circulene based 2D COFs doped with s-block metals possess metallic properties. Doping with Ca results in superconductivity and an open-shell singlet ground state composed of two doublets.

Graphical abstract: Single-layer polymeric tetraoxa[8]circulene modified by s-block metals: toward stable spin qubits and novel superconductors
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Built-in electric field for photocatalytic overall water splitting through a TiO2/BiOBr P–N heterojunction

A p–n heterojunction of TiO2/BiOBr with a strong built-in electric field has been constructed to simultaneously obtain hydrogen and oxygen through a photocatalytic water splitting.

Graphical abstract: Built-in electric field for photocatalytic overall water splitting through a TiO2/BiOBr P–N heterojunction
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Magnetic-field-induced self-assembly of FeCo/CoFe2O4 core/shell nanoparticles with tunable collective magnetic properties

Self-assembly of nanoparticles into ordered patterns is a novel approach to build up new consolidated materials with desired collective physical properties.

Graphical abstract: Magnetic-field-induced self-assembly of FeCo/CoFe2O4 core/shell nanoparticles with tunable collective magnetic properties
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

The modulation effect of charge transfer on photoluminescence in metal–organic frameworks

The intramolecular ligand-to-metal charge transfer (LMCT) process acts as a fluorescence switch in MOF nanomaterials, effectively quenching or enabling fluorescence.

Graphical abstract: The modulation effect of charge transfer on photoluminescence in metal–organic frameworks
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Glutathione-depleting nanoplatelets for enhanced sonodynamic cancer therapy

In combating cancer, ultrasound-triggered SDT manifests a wide range of promising applications, thus showing potential to overcome the shortcomings of conventional PDT.

Graphical abstract: Glutathione-depleting nanoplatelets for enhanced sonodynamic cancer therapy
From the themed collection: 2021 Nanoscale HOT Article Collection
Paper

Synthesis of nitrogen-doped reduced graphene oxide/cobalt–zinc ferrite composite aerogels with superior compression recovery and electromagnetic wave absorption performance

Nitrogen-doped reduced graphene oxide/cobalt–zinc ferrite composite aerogels with a three-dimensional porous netlike structure, low density, good compressive strength and recovery, and excellent electromagnetic absorption performance were synthesized.

Graphical abstract: Synthesis of nitrogen-doped reduced graphene oxide/cobalt–zinc ferrite composite aerogels with superior compression recovery and electromagnetic wave absorption performance
From the themed collection: 2021 Nanoscale HOT Article Collection
Open Access Paper

Self-sustaining enzyme nanocapsules perform on-site chemical reactions

Self-sustaining enzyme nanocapsules were prepared by the interfacial crosslinking of enzymes droplets. They acted both as nanoreactors and a transport module, and were used to transport reagents and perform reactions in different environments.

Graphical abstract: Self-sustaining enzyme nanocapsules perform on-site chemical reactions
From the themed collection: 2021 Nanoscale HOT Article Collection
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