Large second-harmonic generation at 155 μmin oxidized AlGaAs waveguides
Autor: | Marc Savanier, C. Manquest, Giuseppe Leo, Aristide Lemaître, Elisabeth Galopin, Alessio Andronico, Sara Ducci, Ivan Favero |
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Rok vydání: | 2011 |
Předmět: |
Range (particle radiation)
Materials science business.industry Energy conversion efficiency Second-harmonic generation Nonlinear optics Atomic and Molecular Physics and Optics Optics Spontaneous parametric down-conversion Optoelectronics Semiconductor waveguides Integrated optics business Refractive index |
Zdroj: | Optics Letters. 36:2955 |
ISSN: | 1539-4794 0146-9592 |
Popis: | We report on CW second-harmonic generation in selectively oxidized AlGaAs multilayer waveguides. Frequency doubling of a 1.55 μm pump is observed with 2.8% W(-1) conversion efficiency and a maximum second-harmonic power around 0.3 mW. This is the strongest second-harmonic generation ever reported in semiconductor waveguides and an encouraging result toward integrated spontaneous parametric downconversion in the telecom range. |
Databáze: | OpenAIRE |
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