High power output and temperature characteristics of 1.06μm diode array module

Shun Yao, Getao Tao, Guoguang Lu, Yun Liu, Biao Zhang, Di Yao, Lijun Wang

    Research output: Contribution to journalConference articlepeer-review

    1 Scopus citations

    Abstract

    In this paper high power diode array module with an emission wavelength of 1.06μm is presented. The epitaxial structure is an InGaAs/GaAsP strained-compensated single-quantum well structure. Laser bars with a fill factor of 50% arc processed and show a good temperature characteristics with a slope efficiency only decreasing from 1.08W/A to 1.06W/A when the temperature of heat sink changes from 20°C to 40°C. The module's CW output power can reach to 68.5W at a current of 80A when the temperature of cooling water is 20°C. The central wavelength is 1059.4nm.

    Original languageEnglish
    Article number60280G
    JournalProceedings of SPIE - The International Society for Optical Engineering
    Volume6028
    DOIs
    StatePublished - 2005
    EventICO20: Lasers and Laser Technologies - Changchun, China
    Duration: Aug 21 2005Aug 26 2005

    Keywords

    • 1.06μm
    • Characteristic temperature
    • Diode array
    • High power

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