Nature Communications (Mar 2021)

Sub-diffractional cavity modes of terahertz hyperbolic phonon polaritons in tin oxide

  • Flávio H. Feres,
  • Rafael A. Mayer,
  • Lukas Wehmeier,
  • Francisco C. B. Maia,
  • E. R. Viana,
  • Angelo Malachias,
  • Hans A. Bechtel,
  • J. Michael Klopf,
  • Lukas M. Eng,
  • Susanne C. Kehr,
  • J. C. González,
  • Raul O. Freitas,
  • Ingrid D. Barcelos

DOI
https://doi.org/10.1038/s41467-021-22209-w
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 9

Abstract

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Systems that help to enable nanophotonics in the terahertz region are in demand for developing technologies. The authors introduce and study the photonic properties of tin oxide nanobelts as such a platform, supporting phonon polaritons in the far-IR range.