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Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

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基于全纤维结构的目标在循环连贯光束组合.

Kaikai Jin, Wenchang Lai, Hongxiang Chang

|November 14, 2024

概括

循环中的目标 (TIL) 技术解决了全纤维连贯光束组合 (CBC) 中的相模糊性. 这种方法将相位噪声和流脱,使得高亮度激光输出成为可能.

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
光纤光学是指光纤的使用.

背景情况:

连贯光束组合 (CBC) 对于高亮度激光生成至关重要.
全纤维相位控制提供了紧的解决方案,但与 π 阶段的模糊性作斗争.
现有的方法需要外部镜子,限制了可扩展性和稳定性.

研究的目的:

引入和验证全纤维CBC的目标在循环 (TIL) 技术.
解决和补偿全纤维系统中的 π 阶段模糊性.
为了将相位噪声与放大器和大气流脱.

主要方法:

使用外部测量激光通道实施TIL反结构.
使用数值模拟来证明拟议方法的原理.
构建和测试一个六通道TIL CBC系统.

主要成果:

成功补偿了 π 阶段模糊性和低强度相位移.
解相噪声和流效应的演示.
在实用的全纤维CBC系统中验证TIL技术.

结论:

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TIL技术有效地解决了全纤维CBC的阶段模糊性.
拟议的系统具有可扩展性,并且与高功率放大器兼容.
这种方法为未来的TIL CBC系统设计提供了重要的参考.