Possible realization of directional optical waveguides in photonic crystals with broken time-reversal symmetry.

By F. Haldane, S. Raghu. Physical Review Letters, 2005

2,087 citations recorded by the source corpus.

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.

Subfields: Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/ff95e553f67064cc2e2d26bc7fc990ed3f5ba153

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In Atomic and Molecular Physics, and Optics

In Electrical and Electronic Engineering

Citations in the corpus

Edge waves in plates with resonators: an elastic analogue of the quantum valley Hall effect (2016, background): “Recent developments include classical areas such as acoustics [3], optomechanics [4, 5], elastic [6, 7] and photonic systems [8, 9].”
Topological Photonic Quasicrystals: Fractal Topological Spectrum and Protected Transport (2016, methodology): “Chronologically, the photonic equivalent of the quantum Hall effect was predicted [9,23] and observed first among the photonic topological systems in 2D [9] (using a similar technique, topological effects were also observed in 3D systems [24,25]).”
Symmetry-protected topological photonic crystal in three dimensions (2015, positive): “similar to the photonic one-way edge states [28, 29] analogous to the quantum Hall effect.”
Quantum simulation with interacting photons (2016, background): “The first approaches to exploring photons that are subject to an artificial gauge field were put forward by Haldane and Raghu [105, 205], who considered a hexagonal array of dielectric rods leading to two dimensional photonic bands that show an appreciable Faraday effect leading to a breaking of tim”
Quantum spin Hall effect of light (2015, background): “sive condensed-matter studies of electron Hall effects, their photonic counterparts were found in various optical systems. In particular, both the HE [11] and QHE with unidirectional edge propagation [12,13] have been reported in magneto-optical systems with broken T-symmetry. Furthermore, since pho”
Wave Packets in Honeycomb Structures and Two-Dimensional Dirac Equations (2012, background): “These conical singularities, also called Dirac points or diabolical points, are central to the remarkable electronic properties of graphene [15, 11] and wave-propagation properties in dielectrics (linear and nonlinear) with honeycomb structure dielectric parameters [12, 16, 6, 17] .”
Honeycomb Lattice Potentials and Dirac Points (2012, background): “Refractive index profiles with honeycomb lattice symmetry and their applications are also considered in the context of electromagnetics [7, 22].”
Valley-contrasting physics in all-dielectric photonic crystals: Orbital angular momentum and topological propagation (2017, background): “Note that the valley-dependent edge states do not have the same origin as those in photonic quantum Hall effect by breaking time-reversal symmetry [23,24], as the Chern number in the VPC is zero.”
Topological active matter (2020, background): “[23] Haldane, F.”