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Conferences > CLEO_SI > 2023 > SF2P > SF2P.7

Low-loss SH-propagation in nanoscale AlGaAs-on-insulator waveguides for nonlinear quantum light sources operating with telecom wavelengths

Marlon Placke, Jan Schlegel, Pietro Della Casa, Andreas Thies, Markus Weyers, Sven Ramelow, and Günther Tränkle

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Abstract

We report unprecedentedly low second harmonic band propagation losses in highly nonlinear AlGaAs-on-insulator waveguides pumped in the telecom L-band. These rafindings pave the way towards pa metric nonlinearities at single photon-level.

© 2023 The Author(s)

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