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相关概念视频

Glassware Calibration01:11

Glassware Calibration

Accurate calibration of glassware, such as volumetric flasks, pipettes, and burettes, is essential to ensure accurate measurements in the analytical laboratory. Calibration helps maintain consistency across measurements and prevents errors arising from inaccurate volumes.
Volumetric flasks: Volumetric flasks are designed to prepare aqueous solutions of precise volumes accurately with a calibration line on the neck. To calibrate a volumetric flask, it is important to fill it with distilled...

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相关实验视频

Updated: Jun 27, 2026

Characterization of Anisotropic Leaky Mode Modulators for Holovideo
09:36

Characterization of Anisotropic Leaky Mode Modulators for Holovideo

Published on: March 19, 2016

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在使用液晶晶体的元波导器上进行动态光谱调制.

Chengkun Dong1, Ziwei Zhou1, Xiaowen Gu1,2

  • 1Joint International Research Laboratory of Information Display and Visualization, School of Electronic Science and Engineering, Southeast University, Nanjing, 210096, China.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|October 23, 2023
PubMed
概括
此摘要是机器生成的。

本研究引入了使用液晶元波导的动态光谱调制,实现了集成光子学16dB的切换比. 这一创新使得紧的,低能耗的光学设备具有快速的响应时间.

关键词:
动态光谱调制 动态光谱调制前向散射是一种前向散射.综合光子学 综合光子学超级波导是元波导体.

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Preparation of Liquid Crystal Networks for Macroscopic Oscillatory Motion Induced by Light
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An Electrochemical Cholesteric Liquid Crystalline Device for Quick and Low-Voltage Color Modulation
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An Electrochemical Cholesteric Liquid Crystalline Device for Quick and Low-Voltage Color Modulation

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相关实验视频

Last Updated: Jun 27, 2026

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科学领域:

  • 光子学是指光子学的使用方法.
  • 在Metasurfaces上使用.
  • 集成光学 集成光学 集成光学

背景情况:

  • 超表面和光学波导使高效的光操纵成为可能.
  • 现有的设备是被动的,缺乏动态调制能力.

研究的目的:

  • 以示动态芯片上的光谱调制使用液晶 (LC) 与元波导集成.
  • 为了实现集成光子应用的光谱的电压控制调整.

主要方法:

  • 使用电子束光刻 (EBL) 制造元波导的制造.
  • 与液晶集成用于电压调节的折射率.
  • 对光谱调制和传导率进行实验验证.

主要成果:

  • 在1551.64nm处实现了大约16dB的切换比率,具有紧的8μm × 0.4μm活性面积.
  • 经过实验验证,在短波长中提高了传输率,与模拟相一致.
  • 在频谱中表现出蓝色转移,这是由于电压诱导的LC的折射率调整.

结论:

  • 这项工作展示了使用液晶的元波导体中的动态光谱调制的首次实验验证.
  • 开发的设备为集成光子学中芯片上的动态调制提供了一个有前途的平台.
  • 潜在的应用包括光电子计算架构和具有大小,速度和能源效率优势的新浪波长选择开关.