Metasurface measuring twisted light in turbulence

Thomas Dinter, Lucca Kühner, Chenhao Li, Thomas Weber, Andreas Tittl, Stefan A. Maier, Judith M. Dawes, Haoran Ren*

*Corresponding author for this work

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

Abstract

Practical free-space communication systems suffer from turbulence-induced phase distortions to propagating beams, destroying the orthogonality of orbital angular momentum (OAM) modes used for space-division multiplexing and introducing modal crosstalk. Here we present the design and use of an ultrathin OAM mode-sorting metasurface for investigating the deterioration of OAM orthogonality under different turbulence conditions, offering a compact, fast and efficient way to measure the OAM spectrum.

Original languageEnglish
Title of host publicationCLEO/PR 2022
Subtitle of host publicationConference on Lasers and Electro-Optics Pacific Rim
Place of PublicationSapporo Japan
PublisherOptica Publishing Group
Number of pages2
DOIs
Publication statusPublished - 2022
Event2022 Conference on Lasers and Electro-Optics Pacific Rim, CLEO/PR 2022 - Sapporo, Japan
Duration: 31 Aug 20225 Sept 2022

Conference

Conference2022 Conference on Lasers and Electro-Optics Pacific Rim, CLEO/PR 2022
Country/TerritoryJapan
CitySapporo
Period31/08/225/09/22

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