QOSiLICIOUS
Published March 13, 2026 | Version v1
Conference paper Open

Implementing QKD over Multi-Fiber Ribbon Cables: How Dark is the "Dark Fiber"?

Authors/Creators

  • 1. ROR icon Austrian Institute of Technology
  • 2. University of Vienna

Description

We identify inter-lane crosstalk as main cause for QKD degradation in 1×12 bend-loss insensitive fiber ribbon cables. Despite allocating QKD to unused fiber lanes, neighboring classical signals can lead to total saturation of single-photon detectors.

Files

OFC26_MTP_QKD_preprint.pdf

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Additional details

Funding

European Commission
QOSiLICIOUS - Quantum-Optic Silicon as a Commodity: Extending the Trust Continuum till the Edge of ICT Networks 101187539
European Commission
QuantERA II - QuantERA II ERA-NET Cofund in Quantum Technologies 101017733
Austrian Research Promotion Agency
FO999906040