High Repetition Rate Ti: sapphire laser mode-locked by InP Quantum-Dot saturable absorber

M. Butkus, Gordon Robertson, Gareth Maker, Graeme Malcolm, Craig Hamilton, A. B. Krysa, B. J. Stevens, Richard A. Hogg, Yang Qiu, Thomas Walther, Edik U. Rafailov

    Research output: Contribution to journalArticlepeer-review

    10 Citations (Scopus)

    Abstract

    We report the first demonstration of a Ti:sapphire laser mode-locked with a quantum-dot mode-locker (QDM) at repetition rates up to 1.77 GHz with 8-ps pulse duration and 400-mW average output power. So far, with quantum-well-based mode-lockers, a repetition rate of only up to 300 MHz has been achievable in our experiments. We show that QDM can support mode-locking in a wide range of repetition rates from 100 MHz to 1.8 GHz.

    Original languageEnglish
    Pages (from-to)1603-1605
    Number of pages3
    JournalIEEE Photonics Technology Letters
    Volume23
    Issue number21
    DOIs
    Publication statusPublished - 1 Nov 2011

    Keywords

    • Laser mode locking
    • quantum dots (QDs)
    • solid lasers
    • TI-SAPPHIRE LASER
    • GROWTH
    • SESAMS
    • GAINP
    • NM

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