Photonic Floquet topological insulators

Mikael C. Rechtsman (), Julia M. Zeuner, Yonatan Plotnik (), Yaakov Lumer, Daniel Podolsky, Felix Dreisow, Stefan Nolte, Mordechai Segev and Alexander Szameit
Additional contact information
Mikael C. Rechtsman: Technion – Israel Institute of Technology
Julia M. Zeuner: Institute of Applied Physics, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany
Yonatan Plotnik: Technion – Israel Institute of Technology
Yaakov Lumer: Technion – Israel Institute of Technology
Daniel Podolsky: Technion – Israel Institute of Technology
Felix Dreisow: Institute of Applied Physics, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany
Stefan Nolte: Institute of Applied Physics, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany
Mordechai Segev: Technion – Israel Institute of Technology
Alexander Szameit: Institute of Applied Physics, Abbe Center of Photonics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany

Nature, 2013, vol. 496, issue 7444, 196-200

Abstract: An experimental realization of a photonic topological insulator is reported that consists of helical waveguides arranged in a honeycomb lattice; the helicity provides a symmetry-breaking effect, leading to optical states that are topologically protected against scattering by disorder.

Date: 2013
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DOI: 10.1038/nature12066

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