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Advanced filters: Author: "M. Johnston" Clear advanced filters

  • Graphene is a single layer of carbon atoms whose high electron mobility offers potential for cheap, high-speed opto-electronic devices. Docherty et al.show that the terahertz frequency photoconductivity in graphene depends crucially on the type and density of environmental gas adsorbed.

    • Callum J. Docherty
    • Cheng-Te Lin
    • Michael B. Johnston
    ResearchOpen Access
    Nature Communications
    Volume: 3, P: 1-6

  • The promising field of terahertz imaging has long been limited by poor resolution. Researchers now believe that the intriguing properties of surface-plasmon polaritons on corrugated wires could help beat the diffraction limit and inspire a new generation of terahertz photonic devices.

    • Michael B. Johnston
    News & Views
    Nature Photonics
    Volume: 1, P: 14-15