Wolff, M.A.M.A.WolffBeutel, F.F.BeutelHäußler, M.M.HäußlerGehring, H.H.GehringStegmüller, R.R.StegmüllerWalter, N.N.WalterHartmann, W.W.HartmannTillmann, M.M.TillmannWahl, M.M.WahlRöhlicke, T.T.RöhlickeBülter, A.A.BülterWernicke, D.D.WernickePerlot, N.N.PerlotRödiger, J.J.RödigerPernice, W.H.P.W.H.P.PerniceSchuck, C.C.Schuck2022-03-142022-03-142020https://publica.fraunhofer.de/handle/publica/40938310.1364/CLEO_SI.2020.SM4O.52-s2.0-850916766122-s2.0-850954416482-s2.0-850954416482-s2.0-850954416482-s2.0-85095441648We 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.en621Waveguide-Integrated Superconducting Nanowire Single-Photon Detector Array for Ultra-Fast Quantum Key Distributionconference paper