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Efficient Quasi-Phase-Matched Second Harmonic Generation in Silicon Waveguides

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Abstract

We demonstrate quasi-phase-matched second harmonic generation in silicon waveguides with periodically patterned p-i-n junctions using a field-induced χ(2). A maximum efficiency of P2ω/Pω2=13%/W is measured and multiple signal wavelengths are shown by changing the period.

© 2017 Optical Society of America

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