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    科学领域:

    • 光学和光子学 在光学和光子学.
    • 激光物理 激光物理
    • 计算物理 计算物理

    背景情况:

    • 激光器中的高功率送通常会导致降低光束质量的热效应.
    • 控制激光束质量 (M2因子) 对各种应用至关重要.

    研究的目的:

    • 开发和验证一个模拟算法,用于预测和减轻高功率激光器中的热效应.
    • 为了研究热效应对激光束质量的影响,在高功率抽取下.

    主要方法:

    • 使用射线轨迹模拟的M2模拟算法的开发.
    • 建立一个相应的验证实验平台.
    • 优化脉冲激光参数的优化.

    主要成果:

    • 在脉冲激光器中实现了2.2的优化M2系数.
    • 在10kHz的重复率下达到25.9W的输出功率.
    • 证明热效应可以在特定条件下提高激光束质量.

    结论:

    • 开发的模拟和实验方法为光束质量控制提供了有效的方法.
    • 在高功率激光系统中,可以利用通常有害的热效应来提高光束质量.
    • 与现有方法相比,这种策略提供了一种简化且无组件的解决方案.