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Waveguide-Integrated Superconducting Nanowire Single-Photon Detector Array for Ultra-Fast Quantum Key Distribution

: Wolff, M.A.; Beutel, F.; Häußler, M.; Gehring, H.; Stegmüller, R.; Walter, N.; Hartmann, W.; Tillmann, M.; Wahl, M.; Röhlicke, T.; Bülter, A.; Wernicke, D.; Perlot, N.; Rödiger, J.; Pernice, W.H.P.; Schuck, C.


Optical Society of America -OSA-, Washington/D.C.:
CLEO: Science and Innovations 2020 : Part of CLEO 2020, Washington, DC United States, 10-15 May 2020
Washington, D.C.: OSA, 2020
ISBN: 978-1-943580-76-7
Paper SM4O.5
Conference on Lasers and Electro-Optics - Science and Innovations (CLEO SI) <2020, Online>
Fraunhofer HHI ()

We present an array of 16 superconducting nanowire single-photon detectors made from NbTiN thin films on Si3N4-waveguides that we interface with 3D printed couplers providing wide transmission bandwidth.