articlePhysical Review LettersJan 10, 2008GREEN OA

Possible Realization of Directional Optical Waveguides in Photonic Crystals with Broken Time-Reversal Symmetry

FDF. D. M. HaldaneSRS. Raghu

Princeton University

PubMed
Indexed inarxivcrossrefpubmed

Abstract

We show how, in principle, to construct analogs of quantum Hall edge states in "photonic crystals" made with nonreciprocal (Faraday-effect) media. These form "one-way waveguides" that allow electromagnetic energy to flow in one direction only.

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Topics & keywords

Topics
Keywords
  • T-symmetry
  • Realization (probability)
  • Photonic crystal
  • Physics
  • Symmetry (geometry)
  • Photonics
  • Faraday effect
  • Faraday cage
UN Sustainable Development Goals
  • Affordable and clean energy
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