Cavity enhanced stimulated brillouin scattering in an optical chip for multiorder Stokes generation

R. Pant*, E. Li, D. Y. Choi, C. G. Poulton, S. J. Madden, B. Luther-Davies, B. J. Eggleton

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    49 Citations (Scopus)

    Abstract

    We report the first demonstration of on-chip cascaded stimulated Brillouin scattering (SBS). Cascaded SBS is characterized in a 4 cm long chalcogenide (As2S3) rib waveguide where the end facet reflections provide a monolithic Fabry-Perot (FP) resonator. The presence of the FP cavity reduces the Brillouin gain threshold, which enables observation of cascaded SBS at reduced pump powers. We observe up to three orders of Stokes waves in the backscattered signal at a coupled peak power of 1:34W. Anti-Stokes waves due to four-wave mixing between the pump and the Stokes wave were observed in the forward spectrum.

    Original languageEnglish
    Pages (from-to)3687-3689
    Number of pages3
    JournalOptics Letters
    Volume36
    Issue number18
    DOIs
    Publication statusPublished - 15 Sept 2011

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