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平面可扩展的干扰测量设计由超网格波导阵列实现.

Qingbo Wu, Lei Wang, Kan Chen

    Optics letters
    |November 4, 2025
    PubMed
    概括

    研究人员开发了一种用于紧干涉测量系统的新型超晶格波导阵列. 这种设计可以显著提高集成光子传感器中的光路长度,而不会增加设备尺寸.

    科学领域:

    • 光子学 是一个光子学.
    • 集成光学 集成光学 集成光学
    • 传感技术 传感技术

    背景情况:

    • 集成的光学波导是微型传感的关键.
    • 目前芯片上的干扰仪在效率和性能方面面临限制.
    • 需要先进的波导架构来改进干扰度系统.

    研究的目的:

    • 为了引入一种新的紧和可扩展的干扰度架构.
    • 为了克服传统的芯片干扰仪设计的局限性.
    • 为了提高集成光子传感中的干扰效率和检测性能.

    主要方法:

    • 使用超晶格波导阵列架构.
    • 平行安排多个子波长波导.
    • 分析对光路长度和插入损失的影响.

    主要成果:

    • 实现了有效干扰度长度的五倍增加.
    • 只需要8微米的横向宽度增加.
    • 保持了0.91dB的低总插入损失.

    结论:

    • 超晶格波导阵列为高性能微型干扰测量系统提供了可行的解决方案.

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  • 这种架构满足了现代集成光子传感的要求.
  • 允许在紧的足迹内提高干扰效率和检测.