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相关实验视频

Updated: Jan 11, 2026

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

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Published on: November 22, 2019

高灵敏度模式干扰仪启用精确调节和切换的化纤维激光激光器.

Ying Guo, Kun Yang, Ting Feng

|November 11, 2025

概括

这项研究介绍了一种使用新型曲率传感器的稳定,可调节的光纤激光器. 激光器可以精确控制多个波长,非常适合先进的光学应用.

科学领域:

光子学和光学工程的工程.
纤维激光技术纤维激光技术
传感和测量传感和测量

背景情况:

多波长光纤激光器对于各种应用至关重要.
现有的调机制往往缺乏精度和稳定性.
硫添加纤维激光器 (TDFL) 在2μm频段提供独特的光谱特性.

研究的目的:

开发一种高度稳定,精确控制,可调和和可切换的多波长的化纤维激光器 (TDFL).
使用一种新型的高曲率灵敏度干扰仪作为2μm频段的曲驱动调元件.
为了证明多功能的多波长操作和高调度的准确性.

主要方法:

在SMF-NCF-SMF-NCF-SMF (SNSNS) 结构中使用单模光纤 (SMF) 和无核光纤 (NCF) 制造光纤曲线传感器.
使用光束传播方法对传感器的自成像特性和曲率灵敏度进行实验分析.
将SNSNS传感器集成到TDFL腔中,用于曲触发波长调节和多波长切换.

主要成果:

通过SNSNS传感器实现了13.43nm/m-1的曲率灵敏度.
通过曲传感器,证明了十七个不同的激光通道的精确和连续调整,其间隔为0.33nm.
在没有环境控制的情况下,在波长变化<0.02nm和功率波动<0.36dB的50分钟内观察到高稳定性.

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Last Updated: Jan 11, 2026

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

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Published on: November 22, 2019

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Published on: September 22, 2017

通过调整功率和偏振,成功地在单波,双波和三波波长激光状态之间切换.

在输出和传输波长的标准偏差低于0.12nm的情况下,确认了优异的调整精度.

结论:

拟议的TDFL系统提供了强大的,灵活的,高精度的多波长操作.
新型曲激活SNSNS干扰仪作为2μm频段光纤激光器的有效调元件.
这项研究为先进的光学传感和通信系统提供了一个有前途的平台.