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相关概念视频

Generating Electromagnetic Radiations01:10

Generating Electromagnetic Radiations

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The German physicist Heinrich Hertz (1857–1894) was the first to generate and detect certain types of electromagnetic waves in the laboratory. Starting in 1887, he performed a series of experiments that confirmed the existence of electromagnetic waves and verified that they travel at the speed of light. Hertz used an alternating-current RLC (resistor-inductor-capacitor) circuit that resonated at a known frequency and connected it to a loop of wire. High voltages induced across the gap in...
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Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters
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基于微环共振器的可调节旋束发射器.

Liaisan I Bakirova1, Grigory S Voronkov1, Vladimir S Lyubopytov1

  • 1School of Photonics Engineering and Research Advances (SPhERA), Ufa University of Science and Technology, 32, Z. Validi St., 450076 Ufa, Russia.

Micromachines
|January 23, 2024
PubMed
概括
此摘要是机器生成的。

我们开发了一种新的方法来优化微环共振器,用于可调节的旋转束发射. 这允许精确控制轨道角动量 (OAM) 对于先进的光学应用.

关键词:
关键的合条件 关键的合条件微环共振器的共振器是一个微环共振器.轨道角运动量 轨道角运动量阶段变化材料的变相材料.光子集成电路的光子集成电路.旋束束束束的束束.

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科学领域:

  • 光子学和光学工程的工程.
  • 材料科学 材料科学 材料科学

背景情况:

  • 具有轨道角动量 (OAM) 的光束对于显微镜和光通信等应用至关重要.
  • 在这些应用中,对束的拓电荷进行精确控制是必不可少的.

研究的目的:

  • 介绍一种用于优化微环共振器 (MRR) 的新方法,以发射具有可变OAM顺序的束.
  • 为了实现可调节的拓电荷控制,用于增强的光学应用.

主要方法:

  • 使用了一个可调节的MRR,其中包含胺 (Sb2Se3) 的相变材料.
  • 优化了共振器参数,包括波导距离,曲角度和宽度.
  • 作为最佳性标准,最大化辐射能量流量密度.

主要成果:

  • 通过调整Sb2Se3折射率,展示了一种控制束拓电荷的方法.
  • 数字模拟证实了优化方法的有效性.
  • 从优化的MRR获得可调节的OAM发射.

结论:

  • 拟议的方法有效地优化了MRR用于可调节的旋转束辐射.
  • 这种方法促进了用于各种应用的先进光束发射器的开发.
  • 强调了相变材料在控制OAM方面的潜力.