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相关实验视频

Updated: Jun 5, 2025

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
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使用等离子过器阵列和修改的多层残留CNN的高灵敏度计算小型化太赫兹光谱仪.

Mengjuan Liu1, Meichen Yang2,3, Jiaqi Zhu1,2,3,4

  • 1Zhejiang Province Key Laboratory of Quantum Technology and Devices, School of Physics, and State Key Laboratory of Silicon and Advanced Semiconductor Materials, Zhejiang University, Hangzhou 310058, China.

Nanophotonics (Berlin, Germany)
|December 5, 2024
PubMed
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我们使用等离子过器和深度学习开发了一种紧的太赫兹 (THz) 光谱仪. 这种微型THz光谱仪为便携式应用提供了高灵敏度.

科学领域:

  • 光学和光子学 在光学和光子学.
  • 频谱学是一种光谱学.
  • 特拉赫兹技术的技术.

背景情况:

  • 微型光谱仪对于便携式和手持设备至关重要.
  • 开发用于太赫兹 (THz) 波段的小型化光谱仪的进展有限.
  • 计算策略为光谱仪微型化提供了一个有希望的方法.

研究的目的:

  • 为了展示一个微型的计算太赫兹光谱仪.
  • 使用等离子过器阵列和阻塞污染带检测器.
  • 开发一种适应性深度学习算法,用于光谱重建.

主要方法:

  • 一个计算式光谱仪设计,包含一个等离子过器阵列.
  • 一个阻塞污染带探测器来定制光谱响应.
  • 一个适应性深度学习算法用于光谱重建和错误缓解.

主要成果:

  • 获得了2.3厘米-1.1的光谱分辨率.
  • 证明了出色的灵敏度,信号与噪声比为6.4E6:1.
  • 在灵敏度上表现优于常用的基板THz光谱仪.

结论:

关键词:
适应式深度学习算法计算小型化太赫兹光谱仪塑过器是一种塑过器.

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  • 整合THz光学设备和重建算法使得光谱仪的小型化成为可能.
  • 这种方法为开发便携式THz光谱系统提供了可行的途径.
  • 扩大了太赫兹光谱学的潜在应用.