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Injection laser system for Advanced Radiographic Capability using chirped pulse amplification on the National

John E Heebner, Robert L Acree, David A Alessi

    Applied Optics
    |December 25, 2019
    PubMed
    Summary

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    This summary is machine-generated.

    We designed a new laser system for the National Ignition Facility to deliver high-energy, shaped laser pulses. This system enhances the Advanced Radiographic Capability for improved experimental results.

    Area of Science:

    • Laser Physics and Engineering
    • High-Energy Laser Systems
    • Plasma Physics

    Background:

    • The National Ignition Facility (NIF) requires advanced laser capabilities for experiments.
    • The Advanced Radiographic Capability (ARC) upgrade necessitates precise laser beam delivery.
    • Existing systems may have limitations in energy, format, or reliability.

    Purpose of the Study:

    • To report the design, performance, and qualification of a novel injection laser system.
    • To meet the specific requirements of the NIF's Advanced Radiographic Capability.
    • To ensure high performance, adjustability, and long-term reliability of the laser system.

    Main Methods:

    • Design and engineering of a chirped pulse laser system.
    • Development of dual rectangular beam formats.

    Related Experiment Videos

  • Integration with NIF's main laser amplifier beamlines.
  • Performance testing and qualification procedures.

    • Main Results:

    • Successful design and qualification of the injection laser system.
    • Demonstrated delivery of joule-level chirped pulse beamlets.
    • Achieved dual rectangular beam formats suitable for NIF beamlines.
    • System meets ARC upgrade performance and reliability requirements.

    Conclusions:

    • The developed injection laser system is qualified for NIF's ARC upgrade.
    • The system provides reliable, high-performance joule-level beamlet delivery.
    • The design offers necessary adjustability for experimental flexibility.