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High Power Pulsed HCN Laser.

L E Sharp, A T Wetherell

    Applied Optics
    |February 2, 2010
    PubMed
    Summary
    This summary is machine-generated.

    Researchers optimized a pulsed hydrogen cyanide (HCN) laser, achieving 1 kW peak power in the fundamental transverse mode. High impurity levels limit sustained operation to 450 W.

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    Area of Science:

    • Optics and Photonics
    • Laser Physics
    • Gas Lasers

    Background:

    • Pulsed hydrogen cyanide (HCN) lasers are utilized in various scientific applications.
    • Optimizing discharge parameters is crucial for enhancing laser performance.

    Purpose of the Study:

    • To investigate the optimization of discharge parameters for a pulsed HCN laser.
    • To achieve high peak power output and analyze the dominant transverse mode.

    Main Methods:

    • Systematic variation of discharge voltage, repetitive rate, gas composition, and flow rate.
    • Optimization of pulsed discharge parameters for HCN laser operation.

    Main Results:

    • Peak powers up to 1 kW were achieved with output radiation predominantly in the lowest transverse mode.

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  • Sustained repetitive operation was limited to 450 W due to discharge impurity production at higher input power.

    • Conclusions:

    • The study demonstrates the potential for high peak power from pulsed HCN lasers through discharge parameter optimization.
    • Further research is needed to mitigate impurity formation for enhanced long-term high-power operation.