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Conferences > CLEO_QELS > 2022 > FTu5J > FTu5J.1

Fractal photonic topological insulators

Matthias Heinrich, Tobias Biesenthal, Lukas Maczewsky, Zhaoju Yang, Mark Kremer, Mordechai Segev, and Alexander Szameit

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Abstract

We present the first experimental observation of a fractal topological insulator and demonstrate how the self-similar properties of the Sierpinski gasket systematically enhance the transport of light in its topologically protected edge states.

© 2022 The Author(s)

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