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Single-walled carbon nanotubes can be self-assembled into cross junctions using DNA origami, establishing these structures as programmable nanobreadboards.
Photosynthetic nanoparticles obtained from a thermophilic bacterium can produce a stable supply of hydrogen at temperatures up to 55 °C with a yield that is approximately 25 times greater than current hydrogen production strategies.
Nanoparticles can damage cellular DNA from a distance without entering the cells, suggesting the need to consider indirect effects when evaluating nanoparticle safety.
The phase diagram of single-walled carbon nanotubes in superacids is reported, including true solutions, which are suitable for processing into aligned nanomaterials.
The motion of a nanomechanical oscillator has been measured with ultrahigh precision using a microwave interferometer that operates close to the shot-noise limit.
Nanoparticles functionalized with ligands that target tumours can be cleared from the body through the kidneys if they have a hydrodynamic diameter of less than 5.5 nm.
Large arrays of aligned aromatic peptide nanotubes can be fabricated using vapour deposition methods, and used for energy storage and microfluidic devices.
Field-effect transistors made from graphene act as photodetectors at frequencies up to 40 GHz, demonstrating the advantage offered by graphene for photonic applications.
Single-walled carbon nanotubes can be modified into bright and biocompatible agents for high resolution whole-animal imaging at wavelengths in the 1100–1700 nm region.
Proteins isolated from a specific type of virus have channels that are wide enough to allow double-stranded DNA to pass through, offering a new conductive biological pore for various applications including DNA sequencing.
Semiconductor quantum dots grown by droplet epitaxy have been characterized with atomic resolution using direct X-ray methods, showing a core–shell structure with a composition that is strongly influenced by the substrate.
A detailed understanding of the response of graphene resonators to changes in mass and temperature could lead to the development of ultrasensitive mass detectors and other nanoelectromechanical systems.
A meta-analysis of surveys of public attitudes to nanotechnology reveals that public perceptions are malleable, so new methods for understanding future responses need to be developed.
Nanocomposite fibres that display rapid and reversible changes of colour when an electric current is passed through them could have applications in sensing.
Strain has been used to engineer the structure of metallic and insulating domains in vanadium dioxide, such that a Mott transition can take place at room temperature.