Polarization-Encoded BB84 QKD Transmitter Sourced by a SiGe Light Emitter

Author(s)
Florian Honz, Nemanja Vokic, Philip Walther, Hannes Hübel, Bernhard Schrenk
Abstract

We demonstrate a polarization-encoded BB84 transmitter sourced by a SiGe light source and show that such a potentially "all-silicon"QKD scheme can operate well below the QBER threshold at which secret keys can be established.

Organisation(s)
Quantum Optics, Quantum Nanophysics and Quantum Information
External organisation(s)
Austrian Institute of Technology
No. of pages
3
DOI
https://doi.org/10.23919/OFC49934.2023.10117363
Publication date
05-2023
Peer reviewed
Yes
Austrian Fields of Science 2012
103021 Optics, 103024 Quantum field theory
ASJC Scopus subject areas
Computer Networks and Communications, Hardware and Architecture, Signal Processing, Electrical and Electronic Engineering, Safety, Risk, Reliability and Quality, Electronic, Optical and Magnetic Materials, Instrumentation, Atomic and Molecular Physics, and Optics
Portal url
https://ucrisportal.univie.ac.at/en/publications/polarizationencoded-bb84-qkd-transmitter-sourced-by-a-sige-light-emitter(ac22eb58-b4a7-4862-9a41-b841be13bc7f).html