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Conferences > CLEO_SI > 2015 > STh4H > STh4H.7

Electrically Controllable Saturable Absorption in Hybrid Graphene-Silicon Waveguides

Koen Alexander, Yingtao Hu, Marianna Pantouvaki, Steven Brems, Inge Asselberghs, Simon-Pierre Gorza, Cedric Huyghebaert, Joris Van Campenhout, Bart Kuyken, and Dries Van Thourhout

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Abstract

Electrical tunability of saturable absorption is demonstrated in a graphene/SOI hybrid waveguide. The saturation modulation depth is tunable between 0 and 2.2 dB (~0-40% decrease of absorption at saturation), with saturation powers between ∼1.25-2.5 W.

© 2015 Optical Society of America

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