Towards photonic time-crystals: Observation of a femtosecond time-boundary in the refractive index

Eran Lustig, Soham Saha, Eliyahu Bordo, Clayton Devault, Sarah N. Chowdhury, Yonatan Sharabi, Alexandra Boltasseva, Oren Cohen, Vladimir M. Shalaev, Mordechai Segev

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

We demonstrate experimentally a time-boundary for photons in a dielectric medium, analogous to a spatial boundary. Such abrupt temporal changes in the permittivity are necessary for observing time-reflections, photonic time-crystals and momentum bandgaps.

Original languageEnglish
Title of host publication2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781943580910
StatePublished - May 2021
Externally publishedYes
Event2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: 9 May 202114 May 2021

Publication series

Name2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Proceedings

Conference

Conference2021 Conference on Lasers and Electro-Optics, CLEO 2021
Country/TerritoryUnited States
CityVirtual, Online
Period9/05/2114/05/21

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