Second-harmonic generation at λ=1.6 μm in AlGaAs/Al2O3 waveguides using birefringence phase matching
- 8 June 1998
- journal article
- research article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 72 (23) , 2942-2944
- https://doi.org/10.1063/1.121501
Abstract
We demonstrate phase-matched second-harmonic generation from a λ=1.6 μm pump in a GaAs-based waveguide. Phase matching is obtained by using the form birefringence in an AlGaAs/Al2O3 multilayer obtained by selective wet oxidation.Keywords
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