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Van der Waals heterostructures

Mid-infrared nanophotonics

Nature Materials volume 14, pages 364–366 (2015)Cite this article

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The confinement and scattering lifetimes of graphene plasmons are improved when graphene is sandwiched between layers of thin hexagonal boron nitride. This finding should pave the way for nanophotonic applications in the low-loss regime.

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Figure 1: Device structure and plasmon propagation.
Figure 2: Dependence of plasmon wavelength on carrier density and photon energy.

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Authors and Affiliations

  1. Joshua D. Caldwell is at the US Naval Research Laboratory, 4555 Overlook Avenue, S.W. Washington DC 20375, USA,

    Joshua D. Caldwell

  2. Kostya S. Novoselov is at the School of Physics and Astronomy, University of Manchester, Manchester M13 9PL, UK,

    Kostya S. Novoselov

Authors
  1. Joshua D. Caldwell
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  2. Kostya S. Novoselov
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Correspondence to Joshua D. Caldwell or Kostya S. Novoselov.

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Caldwell, J., Novoselov, K. Mid-infrared nanophotonics. Nature Mater 14, 364–366 (2015). https://doi.org/10.1038/nmat4252

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