Themed collection 2016 Nanoscale HOT Article Collection
Multi-component superstructures self-assembled from nanocrystal building blocks
Synthetic strategies, superstructures, properties and applications of multi-component metamaterials self-assembled from nanocrystals have been highlighted in this minireview article.
The Mendeleev–Meyer force project
Here we present the Mendeleev–Meyer Force Project which aims at tabulating all materials and substances in a fashion similar to the periodic table.
The Atomic scale structure of liquid metal–electrolyte interfaces
Electrochemical interfaces between immiscible liquids have lately received renewed interest, both for gaining fundamental insight as well as for applications in nanomaterial synthesis.
Solid-state electrochemistry on the nanometer and atomic scales: the scanning probe microscopy approach
This brief review provides an overview of existing advanced scanning probe microscopy techniques used to probe nanoscale electrochemistry in solid state materials.
The use of azide–alkyne click chemistry in recent syntheses and applications of polytriazole-based nanostructured polymers
This article highlights recent advances in the use of efficient azide–alkyne cycloaddition reactions in the construction of branched polymers with sophisticated nanostructures.
Fabrication of zero to three dimensional nanostructured molybdenum sulfides and their electrochemical and photocatalytic applications
A comprehensive review of nanostructured MoS2 with zero to three dimensional morphologies, exploring their electrocatalysis and photocatalysis potentials.
Synthesis, properties and applications of 2D layered MIIIXVI (M = Ga, In; X = S, Se, Te) materials
We provide a summary of the state-of-the-art of research activities on 2D layered MIIIXVI materials.
Nanoscale electrochemistry using dielectric thin films as solid electrolytes
Materials with dielectric properties at the macroscopic level can behave as solid electrolytes at the nanoscale, opening new perspectives for fundamental understanding and applications.
Ratiometric fluorescence, electrochemiluminescence, and photoelectrochemical chemo/biosensing based on semiconductor quantum dots
Ratiometric fluorescent sensors, which can provide built-in self-calibration for the correction of a variety of analyte-independent factors, have attracted particular attention for analytical sensing and optical imaging with the potential to provide a precise and quantitative analysis.
Strain engineering of graphene: a review
Strain engineering is widely considered as an effective way of tuning the properties of graphene and has opened a new field called “straintronics”.
Nanopatterned polymer brushes: conformation, fabrication and applications
Nanopatterned polymer brushes provide versatile platforms for investigation of nanoscale phenomena at biointerfaces and for a wide range of applications in biotechnology and electronics.
A fluorescent ELISA based on the enzyme-triggered synthesis of poly(thymine)-templated copper nanoparticles
We developed an unconventional fluorescent ELISA using spectrometry and a naked-eye readout based on an original ALP-enabled in situ synthesis of polyT–CuNPs.
Direct fabrication of complex 3D hierarchical nanostructures by reactive ion etching of hollow sphere colloidal crystals
A straightforward hollow sphere colloidal lithography was developed to directly produce complex 3D hierarchical nanostructures.
Electron and phonon properties and gas storage in carbon honeycombs
Carbon honeycombs have two separated electron transport channels: along the straight lines of atoms and along the zigzag chains.
Black phosphorus nonvolatile transistor memory
We demonstrated nanofloating gate transistor memory devices (NFGTMs) using mechanically-exfoliated few-layered black phosphorus (BP) channels and gold nanoparticle (AuNPs) charge trapping layers.
Graphene homojunction: closed-edge bilayer graphene by pseudospin interaction
Depending on the sublattices they are propagated in, low-energy electrons or holes are labeled with pseudospin.
Photoluminescence through in-gap states in phenylacetylene functionalized silicon nanocrystals
An in-gap state was detected by scanning tunneling spectroscopy for phenylacetylene functionalized SiNCs, which can account for the PL shift to lower energy by reducing the apparent band gap for recombination.
Hollow mesoporous raspberry-like colloids with removable caps as photoresponsive nanocontainers
The fabrication, characterisation and controlled cargo release of hollow mesoporous raspberry-like colloids (HMRCs), which are assembled by utilising host–guest complexation of cucurbituril (CB) are described.
Super-resolution imaging-based single particle tracking reveals dynamics of nanoparticle internalization by live cells
We combine super-resolution photoactivation localization microscopy (PALM) with single particle tracking (SPT) to explore the fast dynamics of nanoparticle-cell interactions with high spatial resolution.
Unraveling a generic growth pattern in structure evolution of thiolate-protected gold nanoclusters
We bring to bear a new series of thiolate-protected gold nanoclusters with a unique growth pattern.
SiC7 siligraphene: a novel donor material with extraordinary sunlight absorption
The g-SiC7 siligraphene shows superior sunlight optical absorbance and is promising as a donor material in photovoltaics applications.
Large-quantity and continuous preparation of two-dimensional nanosheets
Here, we present a high-efficiency exfoliation method to obtain abundant and superior graphene, h-BN, MoS2, and WS2 nanosheets in aqueous solution.
The formation of the smallest fullerene-like carbon cages on metal surfaces
It is shown by in situ electron microscopy that fullerene-like spherical clusters with diameters down to 0.4 nm and thus much smaller than C60 grow in a polymerized state on Co, Fe, or Ru surfaces.
Repeated appearance and disappearance of localized surface plasmon resonance in 1.2 nm gold clusters induced by adsorption and desorption of hydrogen atoms
The electronic structures of poly(N-vinyl-2-pyrrolidone)-stabilized gold clusters with a diameter of ∼1.2 nm can be modulated repeatedly by the adsorption and desorption of hydrogen atoms derived from NaBH4.
Direct in situ observation of ZnO nucleation and growth via transmission X-ray microscopy
The nucleation and growth of a nanostructure controls its size and morphology, and ultimately its functional properties.
Ultra-efficient, widely tunable gold nanoparticle-based fiducial markers for X-ray imaging
We show the development of a new class of highly efficient, biocompatible fiducial markers for X-ray imaging and radiosurgery, based on polymer shells encapsulating engineered gold nanoparticle (AuNP) suspensions.
Gold-doped silver nanocluster [Au3Ag38(SCH2Ph)24X5]2− (X = Cl or Br)
A novel 41-metal atom Au–Ag alloy nanocluster cocapped by thiolate and halogen atoms featuring an all-metallic face-fused biicosahedral Au2@AuAg20 rod-like kernel enwrapped by the outermost Ag18(SCH2Ph)24X3 shell was isolated and structurally characterized.
Impurity effects on solid–solid transitions in atomic clusters
We use the harmonic superposition approach to examine how a single atom substitution affects low-temperature anomalies in the vibrational heat capacity (CV) of model nanoclusters.
Distinguishing uniform switching from filamentary switching in resistance memory using a fracture test
A fracture test can determine whether RRAM switching is uniform or filamentary.
Nanotube-terminated zigzag edges of phosphorene formed by self-rolling reconstruction
The edge atomic configuration often plays an important role in dictating the properties of finite-sized two-dimensional (2D) materials.
Effect of temperature on the viscoelastic properties of nano-confined liquid mixtures
Atomic force microscopy provides nanoscale insights into the molecular organisation and dynamics of confined liquids as a function of temperature.
Nanoscale orbital excitations and the infrared spectrum of a molecular Mott insulator: A15-Cs3C60
The quantum physics of ions and electrons of strongly correlated molecular conductors, superconductors and Mott insulators is fascinating especially in orbitally degenerate cases such as caesium fulleride, where nanoscale sized orbital excitations play an important role, also reflected by infrared spectra.
Structural evolution of concave trimetallic nanocubes with tunable ultra-thin shells for oxygen reduction reaction
For the large-scale commercial application of Pt-based catalysts, minimizing the usage of Pt while retaining the high catalytic activity is crucial.
Green and facile synthesis of a theranostic nanoprobe with intrinsic biosafety and targeting abilities
A green and facile strategy was developed to fabricate theranostic transferrin–indocyanine nanoparticles with intrinsic biosafety and active targeting abilities.
Catching a virus in a molecular net
A metal–organic molecular net composed of tannic acid (TA) and iron(III) was constructed around the brome mosaic virus (BMV) particle to determine whether the added net could act as a transport barrier for water, and if the net could stabilize the virus in physically or chemically challenging environments.
Strain-induced restructuring of the surface in core@shell nanoalloys
Stress-driven surface reconstructions in core@shell nanoalloys cause the disappearance of open facets to the advantage of closed-packed facets.
Guided folding takes a start from the molecular imprinting of structured epitopes
Molecularly imprinted nanoparticles addressed at a structured epitope displayed structural recognition and promoted the structuration of the linear epitope-precursor.
Self-assembly of carbon nanotubes in polymer melts: simulation of structural and electrical behaviour by hybrid particle-field molecular dynamics
Self-Assembly of bundle CNTs having different aspect ratios (ARs) in a polymer matrix.
A quasi-cyclic RNA nano-scale molecular object constructed using kink turns
The k-turn is a powerful building block in the construction of nano-scale molecular objects, exemplified by a quasi-circular six-k-turn object.
Scaled down glass transition temperature in confined polymer nanofibers
T g of nanoconfined polymers loses dependence on molar mass, suggesting that nanofabrication may affect the long-term stability of polymer nanostructures.
Ultra-small lipid–polymer hybrid nanoparticles for tumor-penetrating drug delivery
Ultra-small lipid–polymer hybrid nanoparticles are fabricated by a charge-based stabilization method. The treatment efficacy of a cancer drug-loaded, tumor-targeted formulation is evaluated in a mouse xenograft model and compared with a commonly used clinical drug formulation.
Generalized colloidal synthesis of high-quality, two-dimensional cesium lead halide perovskite nanosheets and their applications in photodetectors
A generalized colloidal approach has been developed to directly synthesize high-quality CsPbX3 (X = Cl, Br, and I) perovskite nanosheets.
An effective way to increase the high-frequency permeability of Fe3O4 nanorods
The oriented Fe3O4 magnetic nanorods (NRs) were successfully synthesized with a high-frequecy permeability.
A smart multifunctional drug delivery nanoplatform for targeting cancer cells
Nanomachines incorporating stimuli-responsive chitosan hydrogels are engineered as a platform for multifunctional and wirelessly guided drug delivery to cancer cells.
Hollow porous carbon nitride immobilized on carbonized nanofibers for highly efficient visible light photocatalytic removal of NO
A hollow porous carbon nitride nanosphere coupled with reduced graphene oxide (HCNS/rGO) was exploited as a visible-light photocatalyst to remove nitrogen monoxide in air at a low concentration (600 ppb level) under irradiation of an energy saving lamp.
Sc20C60: a volleyballene
A stable volleyball-like molecular cluster, Volleyballene Sc20C60, was identified. It possesses relatively high symmetry and a hollow space that can be used to accommodate other atoms or molecules for the purpose of studying fundamental chemistry.
2D quasi-ordered nitrogen-enriched porous carbon nanohybrids for high energy density supercapacitors
2D quasi-ordered nitrogen-enriched porous carbon (QNPC) nanohybrids have been synthesized by an in situ polymerization assembly method. The QNPC nanohybrids offer high specific capacitance, excellent rate-capability, long-term stability and high energy density.
Tuneable graphene nanopores for single biomolecule detection
The architecture of a tuneable graphene nanopore device (left) and the highly sensitive detection of the carboxyl group in a glycine zwitterion as it translocates through the pore (right).
Two-dimensional self-assembly of benzotriazole on an inert substrate
Fine tuning of experimental conditions allows dimensional control of benzotriazole species adsorbed on Au(111), revealing a subtle interplay between H-bonding, vdW inter-adsorbate and surface-adsorbate interactions, as highlighted both experimentally and theoretically.
A wormhole-like porous carbon/magnetic particles composite as an efficient broadband electromagnetic wave absorber
A wormhole-like porous/magnetic nanoparticles composite absorber synthesized with a method combining liquid–liquid phase separation and pyrolysis process has an excellent electromagnetic wave absorption performance with a wide absorption band width, strong absorbency and low thickness.
iPAINT: a general approach tailored to image the topology of interfaces with nanometer resolution
iPAINT enables three-dimensional super-resolution imaging of soft and deformable interfaces in nanomaterials without the need of covalent labelling.
Two-dimensional B–C–O alloys: a promising class of 2D materials for electronic devices
2D alloy of B, C and O in the honeycomb structure shows a tunable band gap and high carrier mobility.
Versatile surface engineering of porous nanomaterials with bioinspired polyphenol coatings for targeted and controlled drug delivery
Versatile surface engineering of porous nanomaterials with bioinspired polyphenol coatings was developed for targeted and controlled drug delivery.
Polytypism and unexpected strong interlayer coupling in two-dimensional layered ReS2
Two stable stacking orders (namely isotropic-like and anisotropic-like stacking orders) and unexpected strong interlayer coupling are revealed in two-dimensional layered ReS2 by Raman spectroscopy, photoluminescence and first-principle calculation.
Hierarchical organization and molecular diffusion in gold nanorod/silica supercrystal nanocomposites
The internal organization of gold nanorod supercrystals is fully described as well as infiltration with silica and SERS performance.
Shape-controlled continuous synthesis of metal nanostructures
A gas-liquid segmented flow is used in a microreactor for the continuous production of faceted nanocrystals.
High quality reduced graphene oxide flakes by fast kinetically controlled and clean indirect UV-induced radical reduction
A highly efficient and clean method for the production of reduced graphene oxide via UV irradiation of aqueous dispersions of graphene oxide (GO) containing small quantities of acetone and isopropanol is developed.
Geometry strategy for engineering the recombination possibility of excitons in nanowires
A geometry strategy is proposed to forbid the radiative recombination possibility and thus prolong the lifetime of excitons in nanowires by engineering the symmetries of wave-functions of band-edge states.
Nanoplasmonics tuned “click chemistry”
We demonstrate that the thiol–ene “click” reaction is locally induced at the surface of gold nanoparticles by exploiting their nanoplasmonic properties.
Towards three-dimensional Weyl-surface semimetals in graphene networks
Three families of graphene networks are topological semimetals with Weyl-surfaces, and their 2D and 1D structures are also Weyl semimetals.
Mesoscopic perovskite solar cells with an admixture of nanocrystalline TiO2 and Al2O3: role of interconnectivity of TiO2 in charge collection
Perovskite solar cells with an admixture of nanocrystalline TiO2 and Al2O3 are prepared to explore the role of the mesoporous TiO2 layer: interconnection of TiO2 particles plays an important role in charge collection.
Organic ferroelectric/semiconducting nanowire hybrid layer for memory storage
Laterally-accumulated charges at the interface between ferroelectric and semiconductor nanowires enable the design of a new configuration of memory device.
Pressure-driven opening of carbon nanotubes
The closing and opening of carbon nanotubes (CNTs) is essential for their applications in nanoscale chemistry and biology.
Ultrathin Cu2O as an efficient inorganic hole transporting material for perovskite solar cells
Ultrathin Cu2O prepared by a thermal oxidation method was investigated as an efficient hole transporting material for perovskite solar cells.
An organic indicator functionalized graphene oxide nanocomposite-based colorimetric assay for the detection of sarcosine
Rapid detection of sarcosine is a key requirement for both diagnosis and treatment of disease.
Bottom-up electrochemical preparation of solid-state carbon nanodots directly from nitriles/ionic liquids using carbon-free electrodes and the applications in specific ferric ion detection and cell imaging
Solid-state carbon nanodots were generated from nitriles/ionic liquids via a bottom-up electrochemical strategy and successfully used in specific Fe3+ detection and bioimaging.
Realizing omnidirectional light harvesting by employing hierarchical architecture for dye sensitized solar cells
To improve the omnidirectional light-harvesting in dye-sensitized solar cells (DSSCs), here we present a dandelion-like structure composed of ZnO hemispherical shells and nanorods.
Multipod-like silica/polystyrene clusters
Experimental and digital syntheses are compared to achieve batches of original and highly symmetrical clusters as checked by cryo-electron tomography.
Structural evolution and mechanical behaviour of Pt nanoparticle superlattices at high pressure
High-pressure synchrotron SAXS experiments on Pt nanocrystal superlattices reveal four stages in the structural and mechanical property evolution upon compression.
Cellulose conjugated FITC-labelled mesoporous silica nanoparticles: intracellular accumulation and stimuli responsive doxorubicin release
Novel cellulose conjugated mesoporous silica nanoparticles (CLS-MSPs) for stimuli responsive intracellular doxorubicin (DOX) delivery were designed.
About this collection
This on-going web collection showcases all of the HOT Nanoscale articles published in 2016, as recommended by referees. Congratulations to all of the authors whose articles are featured.