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相关实验视频

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Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
09:43

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使用超材料波导用于全光神经网络的光学激活功能.

Yoshihiro Honda, Yuya Shoji, Tomohiro Amemiya

    Optics letters
    |October 15, 2024
    PubMed
    概括

    研究人员增强了的性能.

    科学领域:

    • 光子学和材料科学 材料科学
    • 集成光学和元材料的整合.

    背景情况:

    • 光子学对于光学计算至关重要.
    • 提高的非线性光学特性是先进光子设备的关键.

    研究的目的:

    • 为了提高波导的非线性光学系数.
    • 探索超材料增强波导在全光神经网络中的应用.

    主要方法:

    • 将超材料结构纳入波导体.
    • 非线性光学系数的实验测量.
    • 实现用于手写字符识别的元材料波导.

    主要成果:

    • 与原始相比,实现了1.2 × 10 ^ 3倍高的两光子吸收系数.
    • 展示了一种基于超材料波导的非线性光学激活功能.
    • 在字符识别方面获得了98.36%的推断准确度,与ReLU.同等.

    结论:

    • 超材料集成显著增强了的非线性光学特性.
    • 开发的超材料波导作为一个有效的非线性光学激活功能.
    • 这种方法为节能和紧的全光学神经网络铺平了道路.

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