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Updated: May 5, 2026

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

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Published on: March 19, 2016

超宽带全光学非线性激活功能由MoTe₂/光学波导集成设备启用.

Chenduan Chen¹, Zhan Yang^2,3, Tao Wang¹

¹Zhejiang Lab, Hangzhou, Zhejiang, 311121, China.

Nature communications

|October 19, 2024

概括

研究人员使用2D MoTe2和光学波导开发了一种全新的全光学非线性激活功能. 这一突破使得光学神经网络更快,更有效,在图像识别任务中具有高精度.

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Last Updated: May 5, 2026

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

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Published on: March 19, 2016

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

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Published on: March 20, 2017

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

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Published on: April 1, 2020

科学领域:

光子学和材料科学材料科学
集成光学集成光学集成光学
人工智能硬件硬件

背景情况:

全光非线性激活函数 (NAF) 对于光神经网络 (ONN) 是必不可少的.
目前的芯片内NAF在集成,延迟,功耗和高激活值方面扎.
集成ONN的进步需要改进NAF以实现高效的计算.

研究的目的:

为先进的ONN开发一个集成的非线性光学激活器.
克服现有的全光 NAF 的局限性.
为了证明二维材料在光子设备中的潜力.

主要方法:

2D二甲 (MoTe2) 与光学波导 (OWG) 的接集成.
激活器的超宽带响应的表征 (可见到近红外).
在模拟MNIST和CIFAR-10图像识别中应用开发的NAF.

主要成果:

从可见到近红外波长实现了超宽带响应.
证明了低激活值 (0.94μW) 和超快的响应率 (2.08 THz).
在图像识别方面实现了高精度:97.6%的MNIST和94.6%的CIFAR-10.

结论:

开发的非线性光学激活器显示了高密度,低值,超宽带3DONN的巨大潜力.
整合2D材料为下一代光学计算提供了一个有前途的途径.
这项工作为实际实施高效的ONN铺平了道路.