An Integrated Gallium Phosphide Travelling-Wave Optical Parametric Amplifier

Tobias Kippenberg, Mikhail Churaev, Nikolai Kuznetsov, Alisa Davydova, Alberto Nardi
2024

Abstract

We demonstrate optical continuous-travelling-wave parametric amplification in a 5.55-cm-long integrated gallium phosphide waveguide, achieving up to 35 dB of gain and significantly surpassing the bandwidth of erbium-doped fiber amplifiers.

Official source

https://infoscience.epfl.ch/entities/publication/f429ecb3-ec9e-4d9e-a586-63bf24d55ccb

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