Reviews & Analysis

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  • Nanowires enable efficient genetic engineering of non-activated naive T cells, providing a technological platform for the generation of gene-modified T cells with maximal therapeutic efficacy.

    • Dragana Slavkovic-Lukic
    • Luca Gattinoni
    News & Views
  • Atomic force microscopy (AFM) is coupled with time-domain two-dimensional infrared (2DIR) spectroscopy to develop AFM-2DIR nanospectroscopy, which combines the spatial precision of AFM with the rich spectroscopic information provided by 2DIR spectroscopy. Application of this method reveals the anharmonicity of a carbonyl vibrational mode and the possible energy transfer pathways of hyperbolic phonon polaritons in isotope-rich hexagonal boron nitride.

    Research Briefing
  • A single monolayer semiconductor integrated into a plasmonic tunnel junction exhibits electroluminescence with photon energies that exceed the excitation electron potential. This phenomenon is shown to be indirectly triggered by inelastically tunnelling electrons.

    Research Briefing
  • 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.

    Research Briefing
  • By manipulating the glass transition of the electrolyte, nanometre-resolution electrochemical ion implantation doping can be achieved in various polymeric semiconductors.

    • Ying Diao
    News & Views
  • The emission wavelengths of semiconductor lasers based on group-IV materials can be efficiently reconfigured by using strained nanomechanical resonators.

    • Fabio Pezzoli
    News & Views
  • 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.

    Research Briefing
  • 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.

    Research Briefing
  • 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.

    Research Briefing
  • 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.

    • Fabiana Arduini
    News & Views
  • 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.

    Research Briefing