Autor: |
Giuseppe Leo, Alessio Andronico, Ivan Favero, Aristide Lemaître, C. Manquest, Marc Savanier, Sara Ducci |
Rok vydání: |
2011 |
Předmět: |
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Zdroj: |
Optics express. 19(23) |
ISSN: |
1094-4087 |
Popis: |
We report on continuous-wave sum and difference frequency generation in selectively oxidized AlGaAs waveguides designed for degenerate spontaneous parametric down-conversion at 1.55 μm. Sum frequency generation with two pumps around this wavelength is observed with a conversion efficiency η = 1080%W-1cm-2. Difference frequency generation is also performed near degeneracy, with an external conversion efficiency η(ext) = 9.7%W-1cm-2 and a tunability of 570 nm. These results are promising for the feasibility of an integrated telecom source based on parametric fluorescence. |
Databáze: |
OpenAIRE |
Externí odkaz: |
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