Sweep optical frequency synthesizer with a distributed-Bragg-reflector laser injection locked by a single component of an optical frequency comb

S. E. Park, E. B. Kim, Y. H. Park, D. S. Yee, T. Y. Kwon, C. Y. Park, H. S. Moon, T. H. Yoon

    Research output: Contribution to journalArticlepeer-review

    52 Citations (Scopus)

    Abstract

    A sweep optical frequency synthesizer is demonstrated by using a frequency-stabilized optical frequency comb and injection-locked distributed-Bragg-reflector (DBR) laser diode. The injection-locked DBR laser acts as a single-frequency filter and, simultaneously, a high-gain amplifier of the optical frequency comb. The frequency instability of the heterodyne beat signal between two independently injection-locked DBR lasers is measured to be 2.3 × 10-16 at 1 s averaging time. The output frequency of the sweep optical frequency synthesizer can be precisely tuned over 1 GHz, and a saturated absorption spectrum of the Cs D2 line at 852 nm is recorded by the injected DBR laser.

    Original languageEnglish
    Pages (from-to)3594-3596
    Number of pages3
    JournalOptics Letters
    Volume31
    Issue number24
    DOIs
    Publication statusPublished - 2006 Dec 15

    ASJC Scopus subject areas

    • Atomic and Molecular Physics, and Optics

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