Optical tachyons, broken P T-symmetry, and strain effects in photonic graphene

Alexander Szameit; Mikael C. Rechtsman; Omri Bahat-Treidel; Mordechai Segev

doi:10.1364/QELS.2011.QThD1

CLEO:2011 - Laser Applications to Photonic Applications
OSA Technical Digest (CD) (Optica Publishing Group, 2011),
paper QThD1
•https://doi.org/10.1364/QELS.2011.QThD1

Optical tachyons, broken $P T$ -symmetry, and strain effects in photonic graphene

Alexander Szameit, Mikael C. Rechtsman, Omri Bahat-Treidel, and Mordechai Segev

Quantum Electronics and Laser Science Conference 2011

Baltimore, Maryland United States
1–6 May 2011
ISBN: 978-1-55752-910-7

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Discrete Optics and Periodic Structures (QThD)

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A. Szameit, M. C. Rechtsman, O. Bahat-Treidel, and M. Segev, "Optical tachyons, broken P T-symmetry, and strain effects in photonic graphene," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optica Publishing Group, 2011), paper QThD1.

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Abstract

We demonstrate that optical tachyons, particles that travel faster than the speed of light, can be generated by $P T$ -symmetry breaking in photonic graphene. We further show that the $P T$ -symmetry can be restored via strain.

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