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相关实验视频

Updated: Jan 17, 2026

Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon
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Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon

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超宽带基板补偿的低分散镜子.

Chang Liu, Yanzhi Wang, Yu Chen

    Optics express
    |September 23, 2025
    PubMed
    概括

    一个新的基板补偿低分散镜 (SC LDM) 在超宽光谱范围 (700-1050 nm) 上实现零分散. 这种新的设计可以弥补基板分散,进步超快激光系统.

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    科学领域:

    • 光学和光子学 在光学和光子学.
    • 超快的激光技术 超快的激光技术

    背景情况:

    • 传统的低分散镜很难满足先进的秒激光器的宽带宽需求.
    • 对于秒激光系统来说,分散管理至关重要,以在扩展的光谱范围内保持脉冲质量.

    研究的目的:

    • 为超宽带运行引入一种新的基板补偿低分散镜 (SC LDM) 设计.
    • 通过集成基板分散管理,在700-1050nm波长范围内实现零分散.
    • 测量和分析SC LDM的激光诱导损伤值.

    主要方法:

    • 开发了一个基板补偿低分散镜 (SC LDM) 设计.
    • 在基板的后面表面涂上一个负散射镜来弥补其正散射.
    • 使用16.4 fs超快激光系统测量了激光诱导的损伤值.
    • 使用多波长电场模型来解释损坏机制.

    主要成果:

    • 实现了超宽带,高度反射的SC LDM,在700-1050nm之间运行.
    • 在整个操作光谱范围展示了零分散.
    • 测量了激光引起的损伤值,并提供了对损伤原因的理论解释.

    结论:

    • SC LDM 设计为低分散镜提供了扩展的操作带宽.
    • 这项研究首次测量了前基板散射元件的损伤值.
    • 这些发现为开发下一代具有更广泛光谱能力的超快激光系统奠定了基础.

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