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Themed collection Celebrating National Nanotechnology Day

20 items
Minireview

Chemically doped fluorescent carbon and graphene quantum dots for bioimaging, sensor, catalytic and photoelectronic applications

Chemical doping for fluorescent carbon dots endows acceptable properties for diverse applications.

Graphical abstract: Chemically doped fluorescent carbon and graphene quantum dots for bioimaging, sensor, catalytic and photoelectronic applications
From the themed collection: Celebrating National Nanotechnology Day
Minireview

One-dimensional metal oxide–carbon hybrid nanostructures for electrochemical energy storage

One-dimensional (1D) metal oxide–carbon hybrid nanostructures have recently attracted enormous interest as promising electrode materials for electrochemical energy storage devices, including lithium-ion batteries and electrochemical capacitors.

Graphical abstract: One-dimensional metal oxide–carbon hybrid nanostructures for electrochemical energy storage
From the themed collection: Celebrating National Nanotechnology Day
Focus

Doping two-dimensional materials: ultra-sensitive sensors, band gap tuning and ferromagnetic monolayers

Well-designed defects can lead to unprecedented properties and interesting applications. For example, heteroatom-doped graphene exhibits enhanced Raman scattering for ultrasensitive detection of certain molecules.

Graphical abstract: Doping two-dimensional materials: ultra-sensitive sensors, band gap tuning and ferromagnetic monolayers
From the themed collection: Focus article collection
Review Article

Hierarchical nanostructures of metal oxides for enhancing charge separation and transport in photoelectrochemical solar energy conversion systems

Photoelectrochemical solar energy conversion systems, including photoelectrochemical water splitting and photoelectrochemical solar cells (dye-sensitized solar cells, DSSCs), are under intensive development aiming at efficiently harvesting and utilizing solar energy.

Graphical abstract: Hierarchical nanostructures of metal oxides for enhancing charge separation and transport in photoelectrochemical solar energy conversion systems
From the themed collection: Celebrating National Nanotechnology Day
Communication

In situ electrochemical surface derivation of cobalt phosphate from a Co(CO3)0.5(OH)·0.11H2O nanoarray for efficient water oxidation in neutral aqueous solution

Cobalt phosphate developed on a Co(CO3)0.5(OH)·0.11H2O nanoarray supported on Ti mesh (CCH@Co-Pi NA/Ti) is high-active and durable for water oxidation with overpotential of 460 mV for 10 mA cm−2 at pH 7.

Graphical abstract: In situ electrochemical surface derivation of cobalt phosphate from a Co(CO3)0.5(OH)·0.11H2O nanoarray for efficient water oxidation in neutral aqueous solution
From the themed collection: Celebrating National Nanotechnology Day
Communication

Cobalt oxide and N-doped carbon nanosheets derived from a single two-dimensional metal–organic framework precursor and their application in flexible asymmetric supercapacitors

A single metal–organic framework precursor is transformed into both electrodes (Co3O4 and N-doped carbon) for a flexible asymmetric supercapacitor.

Graphical abstract: Cobalt oxide and N-doped carbon nanosheets derived from a single two-dimensional metal–organic framework precursor and their application in flexible asymmetric supercapacitors
From the themed collection: Celebrating National Nanotechnology Day
Communication

Tuneable fluidics within graphene nanogaps for water purification and energy storage

An effective, dry-climate natural plant-inspired approach for controlled surface engineering and liquid–solid interactions within graphene-based sub-micrometer confined spaces.

Graphical abstract: Tuneable fluidics within graphene nanogaps for water purification and energy storage
From the themed collection: Celebrating National Nanotechnology Day
Communication

Trapping, manipulation, and crystallization of live cells using magnetofluidic tweezers

Live mammalian cells are captured and manipulated in magnetofluidic traps created in a suspension of biocompatible, magnetic nanoparticles by a coaxial magnetic/non-magnetic “micropen”.

Graphical abstract: Trapping, manipulation, and crystallization of live cells using magnetofluidic tweezers
From the themed collection: Celebrating National Nanotechnology Day
Open Access Communication

Transfer and control of the orientation of 3D nanostructures fabricated by nanoskiving

An on-demand transfer approach has been developed to transfer and manipulate nanostructures fabricated by nanoskiving.

Graphical abstract: Transfer and control of the orientation of 3D nanostructures fabricated by nanoskiving
From the themed collection: Celebrating National Nanotechnology Day
Communication

Porous silicon–graphene oxide core–shell nanoparticles for targeted delivery of siRNA to the injured brain

A chemically targeted luminescent porous silicon–graphene oxide core–shell nanoparticle delivers siRNA for more effective gene silencing.

Graphical abstract: Porous silicon–graphene oxide core–shell nanoparticles for targeted delivery of siRNA to the injured brain
From the themed collection: Celebrating National Nanotechnology Day
Communication

High-speed, solution-coatable memory based on Cu–SiO2 core–shell nanowires

This high speed Cu–SiO2 nanowire-based memory achieves a 10-fold increase in the number of read/write cycles, as well as a 1000-fold increase in speed compared to the next best solution-coatable non-volatile memory.

Graphical abstract: High-speed, solution-coatable memory based on Cu–SiO2 core–shell nanowires
From the themed collection: Celebrating National Nanotechnology Day
Communication

Forces between Staphylococcus aureus and human skin

A novel nanoscopy technique is developed for measuring the forces between bacterial pathogens and human skin at high spatiotemporal resolution. Applicable to a variety of microbes and host cells, the method offers exciting prospects for understanding the molecular details of microbial infections.

Graphical abstract: Forces between Staphylococcus aureus and human skin
From the themed collection: Celebrating National Nanotechnology Day
Open Access Communication

Mixed-monolayer glyconanoparticles for the detection of cholera toxin by surface enhanced Raman spectroscopy

Cholera toxin B subunit (CTB) is detected sensitively in samples of synthetic freshwater by measuring changes in the SERS intensity of the glyconanoparticles upon their binding of CTB and subsequently aggregating. The particles are coated in both galactose and sialic acid.

Graphical abstract: Mixed-monolayer glyconanoparticles for the detection of cholera toxin by surface enhanced Raman spectroscopy
From the themed collection: Celebrating National Nanotechnology Day
Communication

Size-tunable rhodium nanostructures for wavelength-tunable ultraviolet plasmonics

The localized surface plasmon resonance of Rh nanocubes red-shifts in the UV region with increasing size.

Graphical abstract: Size-tunable rhodium nanostructures for wavelength-tunable ultraviolet plasmonics
From the themed collection: Celebrating National Nanotechnology Day
Communication

Magnetically tunable colloidal micromirrors

Herein we demonstrate a method for decorating highly reflective 2D gold microplates with magnetic nanoparticles to produce an optical colloid that can be actuated using an applied magnetic field.

Graphical abstract: Magnetically tunable colloidal micromirrors
From the themed collection: Celebrating National Nanotechnology Day
Paper

A dual-scale metal nanowire network transparent conductor for highly efficient and flexible organic light emitting diodes

Flexible and efficient organic light emitting diodes were demonstrated by a novel highly transparent electrode of two different sized Ag nanowires networks.

Graphical abstract: A dual-scale metal nanowire network transparent conductor for highly efficient and flexible organic light emitting diodes
From the themed collection: Celebrating National Nanotechnology Day
Open Access Paper

Printable ink lenses, diffusers, and 2D gratings

Advances in holography have led to applications including data storage, displays, security labels, and colorimetric sensors.

Graphical abstract: Printable ink lenses, diffusers, and 2D gratings
From the themed collection: Celebrating National Nanotechnology Day
Paper

Investigation and intervention of autophagy to guide cancer treatment with nanogels

The intracellular transport network and crosstalk of nanogels in micropinocytosis, endocytosis, exocytosis and autophagy pathways using Rab and LC3 proteins as markers.

Graphical abstract: Investigation and intervention of autophagy to guide cancer treatment with nanogels
From the themed collection: 2017 Nanoscale HOT Article Collection
Paper

Three-dimensional conductive networks based on stacked SiO2@graphene frameworks for enhanced gas sensing

SiO2@graphene core–shell hybrid frameworks obtained through electrostatic self-assembly approach for enhanced gas sensing.

Graphical abstract: Three-dimensional conductive networks based on stacked SiO2@graphene frameworks for enhanced gas sensing
From the themed collection: Celebrating National Nanotechnology Day
Paper

Superhydrophobic meshes that can repel hot water and strong corrosive liquids used for efficient gravity-driven oil/water separation

The superhydrophobic meshes that repel hot water and strong corrosive liquids were used for the separation of oil from harsh water conditions.

Graphical abstract: Superhydrophobic meshes that can repel hot water and strong corrosive liquids used for efficient gravity-driven oil/water separation
From the themed collection: Celebrating National Nanotechnology Day
20 items

About this collection

A collection showcasing the variety of facets of nanotechnology, ranging from the design and application of nanomaterials in energy devices to nanofabrication of surfaces for oil/water separation and also to bionanotechnology for the detection and treatment of diseases. High impact articles in Nanoscale and first reports of new concepts in Nanoscale Horizons exemplify the rapidly evolving field of nanotechnology. For National Nanotechnology Day 2017, we are celebrating how nanotechnology can enrich our daily lives and where it might be headed in the future.

Spotlight

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