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相关实验视频

Updated: Jun 16, 2025

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
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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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同时的多波长模式锁定DFB激光基于波导布拉格格微腔.

Mohanad Al-Rubaiee, Xiao Sun, Bocheng Yuan

    Optics express
    |June 14, 2025
    PubMed
    概括
    此摘要是机器生成的。

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    研究人员开发了一种新的单体多波长模式锁定分布式反 (DFB) 激光器. 这一突破使得多个波长的激光可以同时发射,简化了制造过程,为先进的光通信系统铺平了道路.

    科学领域:

    • 光子学和光学工程的工程.
    • 半导体激光器半导体激光器
    • 集成光学 集成光学 集成光学

    背景情况:

    • 模式锁定激光器对于高速光通信至关重要.
    • 在单个单一的设备中实现多波长操作,带来了重大的制造挑战.
    • 分布反 (DFB) 激光器提供波长选择性和稳定性.

    研究的目的:

    • 用波导布拉格格微腔体演示一个单体多波长模式锁定DFB激光器.
    • 为了在单个激光腔内实现多个不同的波长的同时激光.
    • 探索设计的多功能性,以量身定制频道数和重复频率.

    主要方法:

    • 一个单一的DFB激光器的制造,其中包含波导布拉格格微腔.
    • 使用单一的有机金属蒸汽相表生长和单一的III-V材料干蚀刻步骤.
    • 修改中腔长度以实现不同的激光通道计数.

    主要成果:

    • 证明了同时发射1.55微米附近的三波长激光,其均的自由光谱范围为0.46 nm (57.4 GHz).
    • 实现了接近转换的有限脉冲 (6.25 ps,时间带宽乘积 = 0.359) 和侧模式抑制比> 30 dB.
    • 通过调整空腔长度来展示双波长和六波长操作,突出设计灵活性.

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    相关实验视频

    Last Updated: Jun 16, 2025

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

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

    Published on: November 22, 2019

    7.5K
    Writing Bragg Gratings in Multicore Fibers
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    结论:

    • 开发的单体多波长模式锁定DFB激光器提供了简化制造过程和增强的可重复性.
    • 该平台在控制波长通道方面的多功能性使其成为密集波长分割多重复合 (DWDM) 和连贯光通信的理想选择.
    • 这种紧的激光设计可与其他光子组件无集成,用于先进的光学系统和光子传感应用.