Free-electrons radiation in a photonic time crystal

Alex Dikopoltsev; Yonatan Sharabi; Shai Tsesses; Ido Kaminer; Mordechai Segev

doi:10.1364/CLEO_QELS.2020.FF1Q.4

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2020),
paper FF1Q.4
•https://doi.org/10.1364/CLEO_QELS.2020.FF1Q.4

Free-electrons radiation in a photonic time crystal

Alex Dikopoltsev, Yonatan Sharabi, Shai Tsesses, Ido Kaminer, and Mordechai Segev

CLEO: QELS_Fundamental Science 2020

Washington, DC United States
10–15 May 2020
ISBN: 978-1-943580-76-7

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Photon-electron Interactions (FF1Q)

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A. Dikopoltsev, Y. Sharabi, S. Tsesses, I. Kaminer, and M. Segev, "Free-electrons radiation in a photonic time crystal," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optica Publishing Group, 2020), paper FF1Q.4.

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Abstract

We present novel radiation emission by free electrons moving in a spatiotemporally modulated medium, which in specific cases acts as a photonic time crystal. We obseive two regimes of radiation, subluminal and superluminal.

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