MXene and MXene-based composites: synthesis, properties and environment-related applications
This review highlights recent advances of MXenes and their composites in the environment-related applications including catalysis, water purification and sensors.
Single atom catalysts: a surface heterocompound perspective
Evolution of heterogeneous catalysts with steady down-sizing: from small particles, clusters, dots to single atoms, and now the “surface heterocompound”.
Porous graphitic carbon nitride for solar photocatalytic applications
This review summarizes the development of PCN, i.e., synthesis, morphology, modification, and application in recent years. This review can provide a comprehensive view of PCN and lay a foundation for the design of ideal photocatalysts in the future.
State-of-the-art iron-based nanozymes for biocatalytic tumor therapy
Iron-based artificial enzyme nanomimics show promise for biocatalytic tumor therapy.
Recent advances in carbon dots for bioimaging applications
This review summarized recent advances in CDs-based bioimaging including in vitro imaging in delivering CDs into different types of cells and in vivo applications in distribution and uptake of CDs, imaging-guild drug delivery and tumor therapeutics.
Dynamic DNA nanotechnology: toward functional nanoscale devices
This review presents recent advances and continuing challenges in the design, characterization, and modelling of dynamic DNA nanodevices.
Evidence of a magnetic transition in atomically thin Cr2TiC2Tx MXene
Evidence for a magnetic transition in atomically thin chromium titanium carbide MXene (Cr2TiC2Tx) has been shown experimentally using a combination of magnetometry, spectroscopy, and magnetotransport measurements.
Directional ultrafast charge transfer in a WSe2/MoSe2 heterostructure selectively probed by time-resolved SHG imaging microscopy
Directional interlayer charge transfer in TMD heterostructure probed by time- and polarization-resolved second-harmonic imaging microscopy.
Nanostructured amorphous gallium phosphide on silica for nonlinear and ultrafast nanophotonics
A system of amorphous gallium phosphide nanopatches is shown to be a flexible, cheap and efficient platform for ultrafast and nonlinear nanophotonics.
Prediction of two-dimensional antiferromagnetic ferroelasticity in an AgF2 monolayer
Single-layer AgF2 is investigated as a multiferroic material with ferroelasticity and magnetism. A strain-driven 120° variant switching is achieved in AgF2 monolayer.
Tuning the electronic energy level of covalent organic frameworks for crafting high-rate Na-ion battery anode
Lowering the LUMO levels of an anodic COF through the incorporation of N-rich modules favors electron accumulation on it, which sets up an electronic drive for the Na+ ions to enter the anode from the electrolyte. The optimal framework⋯Na+ interactions delivers excellent rate-performance.
Controlled functionalization of carbon nanodots for targeted intracellular production of reactive oxygen species
Multifunctional carbon nanodots with deep-red emission were prepared. These carbon nanodots are suitable for targeted intracellular production of reactive oxygen species by laser irradiation leading to efficient cancer cell death.
MBenes: emerging 2D materials as efficient electrocatalysts for the nitrogen reduction reaction
MBenes hold many merits for electrocatalysis of the nitrogen reduction reaction, including outstanding stability in aqueous environments, excellent electrical conductivity, an inhibited hydrogen evolution reaction, and highly active boron and metal surfaces.
Post-synthetic oriented attachment of CsPbBr3 perovskite nanocrystal building blocks: from first principle calculation to experimental demonstration of size and dimensionality (0D/1D/2D)
Immiscible solvent treatment induced oriented attachment of perovskite nanocrystal, resulting in change of size and dimensionality (0D/1D/2D).
Metal assisted chemical etching of silicon in the gas phase: a nanofabrication platform for X-ray optics
Gas-MacEtch of Si with a Pt catalyst allows vertical etching nanostructures with an extreme aspect ratio up to 10 000 : 1.
High-yield electrochemical hydrogen peroxide production from an enhanced two-electron oxygen reduction pathway by mesoporous nitrogen-doped carbon and manganese hybrid electrocatalysts
A selective and efficient electrocatalyst composed of MnO and Mn–Nx co-doped carbon nanostructures is developed for electrochemical hydrogen peroxide generation.
A multiple negative differential resistance heterojunction device and its circuit application to ternary static random access memory
For increasing the bit-density in the conventional binary logic system, various efforts have been made toward implementing single devices with two threshold voltage (VTH) via the negative differential resistance (NDR) phenomenon.
Simultaneously enabling dynamic transparency control and electrical energy storage via electrochromism
The newly established Zn anode-based aqueous electrochromic device enables dynamic transparency control and electrical energy storage in a single platform.
A mixed-dimensional 1D Se–2D InSe van der Waals heterojunction for high responsivity self-powered photodetectors
Mixed-dimension van der Waals (vdW) p–n heterojunction photodiodes have inspired worldwide efforts to combine the excellent properties of 2D materials and traditional semiconductors without consideration of lattice mismatch.
Lead-free, stable, high-efficiency (52%) blue luminescent FA3Bi2Br9 perovskite quantum dots
Lead-free Bi-based perovskite FA3Bi2X9 (X = Cl, Br, and I) quantum dots (QDs) are synthesized for the first time at room temperature. The ligand-passivated FA3Bi2Br9 QDs exhibit blue emission at 437 nm with photoluminescence quantum yield (PLQY) up to 52%.
About this collection
Showcasing some of the most cited and most accessed articles published in Nanoscale Horizons during 2020.
Congratulations to all of the authors whose articles have been featured!