학술논문

Low-loss SH-propagation in nanoscale AlGaAs-on-insulator waveguides for nonlinear quantum light sources operating with telecom wavelengths
Document Type
Conference
Source
2023 Conference on Lasers and Electro-Optics (CLEO) Lasers and Electro-Optics (CLEO), 2023 Conference on. :1-2 May, 2023
Subject
Photonics and Electrooptics
Measurement
Waveguide lasers
Propagation losses
Harmonic analysis
Nanoscale devices
Telecommunications
Pump lasers
Language
Abstract
We report unprecedentedly low second harmonic band propagation losses in highly nonlinear AlGaAs-on-insulator waveguides pumped in the telecom L-band. These findings pave the way towards para metric nonlinearities at single photon-level.