4-Dimensional Quantum Key Distribution Protocol over 52-km Deployed Multicore Fibre

M. Zahidy, D. Ribezzo, C. De Lazzari, I Vagniluca, N. Biagi, T. Occhipinti, L. K. Oxenløwe, M. Galili, T. Hayashi, C. Antonelli, A. Mecozzi, A. Zavatta, D. Bacco

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Abstract

We demonstrate a 4-dimensional path-encoded QKD system over a 52-km multi-core fieldinstalled fibre. The 4D-QKD has a 68.5 kbit/s secret key rate, which is 118% higher than the equivalent 2D-QKD over the same link, owing to the higher dimensionality and greater noise resilience.
Original languageEnglish
Title of host publicationProceedings of 2022 European Conference on Optical Communication
Number of pages4
PublisherIEEE
Publication date2022
ISBN (Print)978-1-6654-7557-0
Publication statusPublished - 2022
Event2022 European Conference on Optical Communication - Basel, Switzerland
Duration: 18 Sept 202222 Sept 2022

Conference

Conference2022 European Conference on Optical Communication
Country/TerritorySwitzerland
CityBasel
Period18/09/202222/09/2022

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