Exceptional points in a time-delayed anti-parity-time symmetric system

Andrew Wilkey; Yogesh N. Joglekar; Gautam Vemuri

doi:10.1364/CLEO_QELS.2021.FTu2L.4

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2021),
paper FTu2L.4
•https://doi.org/10.1364/CLEO_QELS.2021.FTu2L.4

Exceptional points in a time-delayed anti-parity-time symmetric system

Andrew Wilkey, Yogesh N. Joglekar, and Gautam Vemuri

CLEO: QELS_Fundamental Science 2021

San Jose, California United States
9–14 May 2021
ISBN: 978-1-943580-91-0

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Non-Hermitian Photonics (FTu2L)

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A. Wilkey, Y. N. Joglekar, and G. Vemuri, "Exceptional points in a time-delayed anti-parity-time symmetric system," in Conference on Lasers and Electro-Optics, J. Kang, S. Tomasulo, I. Ilev, D. Müller, N. Litchinitser, S. Polyakov, V. Podolskiy, J. Nunn, C. Dorrer, T. Fortier, Q. Gan, and C. Saraceno, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper FTu2L.4.

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Abstract

We report on the experimental realization of an anti-PT symmetric system in a pair of time-delay coupled semiconductor lasers, and via numerical and analytical modeling investigate the properties of exceptional points in it.

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