Rabi-like oscillations in topologically protected edge states of a photonic Floquet topological insulator

Jan Wichmann; Haissam Hanafi; Jörg Imbrock; Cornelia Denz

doi:10.1364/NP.2022.NpM2E.2

Optica Advanced Photonics Congress 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper NpM2E.2
•https://doi.org/10.1364/NP.2022.NpM2E.2

Rabi-like oscillations in topologically protected edge states of a photonic Floquet topological insulator

Jan Wichmann, Haissam Hanafi, Jörg Imbrock, and Cornelia Denz

Nonlinear Photonics 2022

Maastricht,Limburg Netherlands
24–28 July 2022
ISBN: 978-1-957171-16-6

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Progress in Nonlinear Optical Conservative Systems (NpM2E)

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J. Wichmann, H. Hanafi, J. Imbrock, and C. Denz, "Rabi-like oscillations in topologically protected edge states of a photonic Floquet topological insulator," in Optica Advanced Photonics Congress 2022, Technical Digest Series (Optica Publishing Group, 2022), paper NpM2E.2.

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Abstract

We report on topologically protected edge states in a four-band Lieb-like pho-tonic lattice of evanescently coupled helical waveguides. Our results demonstrate adjustable group velocities and oscillatory modal weight exchange depending on the edge termination.

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