Riemensberger, JohannKuznetsov, NikolaiLiu, JunqiuHe, JijunWang, Rui NingKippenberg, Tobias J.2023-03-272023-03-272023-03-272022-01-01https://infoscience.epfl.ch/handle/20.500.14299/196430WOS:000925380500384We demonstrate a traveling wave parametric amplifier in a photonic Si3N4 integrated spiral waveguide of 2.0 m length with footprint 3x5 mm. We achieve net gain of 7 dB on-chip and 2 dB fiberto-fiber in the optical C-band. (C) 2022 The Author(s)OpticsTelecommunicationsgainamplifierTime-continuous Travelling-Wave Optical Parametric Amplification in a Photonic Circuittext::conference output::conference proceedings::conference paper