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Conferences > NLO > 2011 > NMD > NMD1

Few-Photon Switching via Two-Photon Absorption in Rb-Filled Photonic Bandgap Fibers

Vivek Venkataraman, Kasturi Saha, Pablo Londero, and Alexander L. Gaeta

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Abstract

We show 20% all-optical modulation with less than 2 nW total power via non-degenerate two-photon absorption in Rb vapor confined to a photonic bandgap fiber. This corresponds to about 15 photons of switching energy.

© 2011 Optical Society of America

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