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

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Authors

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.

Topics & Keywords

Photonic Crystals and Applications Topological Materials and Phenomena Photonic and Optical Devices

UN Sustainable Development Goals

Affordable and clean energy

Publication Details

Published in: Physical Review Letters

Volume 100, Issue 1, pp. 013904-013904

DOI: 10.1103/physrevlett.100.013904

Field-Weighted Citation Impact: 25.23