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Antibacterial action, along with restoration of redox and immune homeostasis, is achieved using a lipid–nanozyme hybrid for the healing of diabetic foot ulcers.
Silver nanowires self-assembled on microscale elastomer pores, through in situ phase separation, yield highly elastic porous nanocomposite conductors with ultralow percolation threshold and high stretchability. This material is highly conductive, strain-insensitive and fatigue-tolerant, and holds promise for strain-resilient, wireless, battery-free bioelectronics.
By manipulating the glass transition of the electrolyte, nanometre-resolution electrochemical ion implantation doping can be achieved in various polymeric semiconductors.
The emission wavelengths of semiconductor lasers based on group-IV materials can be efficiently reconfigured by using strained nanomechanical resonators.
A method for overcoming antibiotic resistance uses multimodal nanoparticles that target bacterial defence mechanisms while enhancing the innate immune response.
A double-blind, randomized, controlled human exposure trial of highly purified and thin nanometre-sized graphene oxide nanosheets shows that acute inhalation of aerosolized nanoparticles is not associated with harmful effects in healthy humans.
How can light be efficiently manipulated below the single-pixel level? An answer is now provided using near-field interactions for nanopillars in a metasurface — phase gradients in the gaps between the nanopillars constitute a new degree of freedom that enables efficient wavefront control at the nanoscale.
Robotics and machine learning are combined to predict and prepare a variety of nanocomposite materials with properties mimicking those of various types of plastics, starting from natural building blocks.
A genetically engineered variant of the stimulator of interferon genes (STING) protein is delivered to cancer cells, showing potential for clinical impact.
A distance-based mapping strategy using single-molecule fluorescence resonance energy transfer via DNA eXchange (FRET X) enables full-length fingerprinting of intact protein sequences.
The performance of three-terminal molecular transistors is enhanced through the harnessing of quantum interference in the edges of graphene electrodes.
By confining and concentrating light in a nanometric volume at the apex of a metallic tip, sub-molecule-scale control of a basic photochemical reaction — phototautomerization — is now shown to be possible. Applicable to other photo-induced reactions, this technique signals a new strategy for the synthesis of complex molecules on surfaces.
A process that leverages capillary interactions between oligomers in an elastomeric polydimethylsiloxane substrate and deposited Ga enables the formation of Ga nanodroplets with nanoscale gaps in a single step. Gap-plasmon resonances excited within the nanogaps give rise to structural colours that can be tuned by changing the oligomer content in the substrate or by mechanical stretching.
An aptamer-based nanobiosensor has been integrated into a wearable sweat sensor, allowing non-invasive tracking of the female reproductive hormone, oestradiol, with the potential to deliver sustainable solutions to female reproductive healthcare needs.
An encodable DNA clutch with the ability to recognize microenvironmental molecular inputs intelligently complements the remote control of a 200-nm sized magnetic nanomachine. This nanomachine interacts with biological machinery in vitro when the encoded clutch selectively engages the engine with the rotor while external magnetic fields power the rotation.
A robust initialization protocol has been demonstrated for a four-qubit nuclear spin register in silicon. The protocol, driven electrically through electric-dipole spin resonance, enables high-fidelity qubit control and hence a route to a register-based quantum computer that exploits the exceptional coherence properties of atom qubits in silicon.