All-optical switching based on inverse Raman scattering in liquid-core optical fibers
Author(s)
Kieu, K.
Schneebeli, L.
Merzlyak, E.
Hales, Joel M.
DeSimone, A.
Perry, Joseph W.
Norwood, Robert A.
Peyghambarian, Nasser
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Abstract
We report on a new platform for all-optical switching based on inverse Raman scattering in liquids. Narrowband switching, which could be suitable for wavelength-division-multiplexed applications, is demonstrated using integrated liquid-core optical fiber infiltrated with both neat liquids (CCl₄ and CS₂) as well as an organic chromophore (β-carotene) dissolved in CCl₄. Compared to standard glass optical fibers, these liquids have much larger Raman loss coefficients, which help reduce the pump power by at least an order of magnitude. Further improvements can be expected with the development of highly soluble organic compounds possessing large Raman cross sections.
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2012-03
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