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Conferences > CLEO_SI > 2017 > SM1M > SM1M.4

All-optically induced quasi phase matching in SiN waveguides for second harmonic generation enhancement

Davide Grassani, Adrien Billat, Martin H. P. Pfeiffer, Svyatoslav Kharitonov, Tobias J. Kippenberg, and Camille-Sophie Brès

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Abstract

We report more than 30dB second harmonic generation enhancement in SiN waveguide by all-optical writing of a persistent χ(2) grating. Phase matching peaks are observed for different writing wavelengths.

© 2017 Optical Society of America

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