基于增强的石墨烯电子调节相位变速器
Muhammad Yasir1, Fabio Peinetti2, Patrizia Savi2
1Division of Microrobotics and Control Engineering, Department of Computing Science, University of Oldenburg, 26129 Oldenburg, Germany.
Micromachines
|October 28, 2023
概括
本研究介绍了一种可调节的微波相变器,使用石墨烯. 将直流电压应用于石墨烯调节导电性,实现59度相位移,幅度变化最小.
科学领域:
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
- 微波工程 微波工程
背景情况:
- 微波相移器是各种电子系统中至关重要的组件.
- 石墨烯的独特电子特性为可调节的微波设备提供了潜力.
研究的目的:
- 设计和演示一个增强的可调微波相变器.
- 为了利用石墨烯的可调导导率用于相位移应用.
主要方法:
- 阶段变速器的设计包括三个短路断路和一个线.
- 连接到的石墨烯允许通过直流电压进行导电性调制.
- 分析模型,电路和全波模拟被用于优化.
- 为了验证性能,进行了原型制造和测量.
主要成果:
- 实现了59度的动态相位变化.
- 在相调期间,振幅变化保持在1dB以下.
- 物理参数的优化最大限度地提高了反应电阻变化.
结论:
- 拟议的基于石墨烯的微波相变器展示了有效的可调节性能.
- 这项技术对先进的微波和射频应用具有前景.
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