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Conferences > CLEO_QELS > 2022 > FF4C > FF4C.6

Imaging dynamics of optical vortices in 2D materials

Yaniv Kurman, Raphael Dahan, Hanan Herzig Shenfux, Gilles Rosolen, Eli Janzen, James H. Edgar, Frank H. L. Koppens, and Ido Kaminer

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Abstract

We present the first observation of optical vortices in 2D materials. Specifically, we use ultrafast transmission electron microscopy to measure phonon-polariton-vortices in hBN. This provides the first experiment of vortex-pair creation&annihilation in any optical system.

© 2022 The Author(s)

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