News and Views


Nature Photonics 1, 14 - 15 (2007)
doi:10.1038/nphoton.2006.60

Plasmonics: Superfocusing of terahertz waves

Michael B. Johnston1

  1. Michael B. Johnston is at the Clarendon Laboratory at the University of Oxford, Parks Road, Oxford OX1 3PU, UK.
    e-mail: M.Johnston@physics.ox.ac.uk


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.

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