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1伏以下的电可编程光学调制器,基于活跃的Tamm等离子体.

Joo Hwan Ko1, Dong Hyun Seo1, Hyeon-Ho Jeong1,2

  • 1School of Electrical Engineering and Computer Science, Gwangju Institute of Science and Technology, Gwangju, 61005, Republic of Korea.

Advanced materials (Deerfield Beach, Fla.)
|January 4, 2024
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概括
此摘要是机器生成的。

研究人员使用Tamm等离子体和PEDOT:PSS.开发了一种新的光学调制器. 该设备在近红外范围内实现了高调制深度的低压近红外波段,从而实现了先进的光学互连和内存.

关键词:
坦姆的等离子体.电气可开关的电气开关器光子学 晶体的光子学聚 (3,4 - 乙烯 - 二氧化硫烯):聚乙烯硫酸盐.可重新配置的光子学.

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科学领域:

  • 光子学是指光子学的使用方法.
  • 材料科学 材料科学 材料科学
  • 电气工程 电气工程

背景情况:

  • 可重新配置的光学设备对于高密度的光学互连和光子切换至关重要.
  • 对于光学调制器来说,在近红外 (NIR) 范围内以低电压实现高调制深度仍然是一个挑战.
  • 在自由空间通信和成像中,NIR范围至关重要.

研究的目的:

  • 引入一个电可开关的Tamm等离子体装置与PEDOT:PSS相结合,用于高性能光学调制.
  • 通过使用低,CMOS兼容的电压,在整个NIR范围展示高调制深度.
  • 探索该设备在非挥发性光学内存和神经形态应用方面的潜力.

主要方法:

  • 电可切换的塔姆等离子体与多3,4-乙烯二氧化硫烯的集成:聚乙烯硫酸盐 (PEDOT:PSS).
  • 使用电化学兴奋剂/脱兴奋剂来精确控制电荷载体密度.
  • 在NIR频谱中描述光学调制深度和电压要求.

主要成果:

  • 实现了超过88%的光学调制,低CMOS兼容电压为±1V.
  • 在整个NIR范围内通过在接近零条件下的epsilon完全吸收光来证明高调制深度.
  • 展示了具有长期增强/减弱特性的可重写光学内存存储器.

结论:

  • 开发的塔姆等离子体-PEDOT:PSS装置为在NIR范围内的高效光学调制提供了一个有前途的解决方案.
  • 该设备的低工作电压和高调制深度适用于先进的光学互连和通信.
  • 该设备显示出非挥发性光学内存和神经形态计算应用的潜力.