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Customizing Multicolored Orbital Angular Momentum Combs

delete2025-03-24
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OA
AI
H
Hammad Ahmed
M
Muhammad Afnan Ansari
DOI:10.1021/acs.nanolett.5c00467delete
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摘要

摘要

En 中文
当前轨道角动量(OAM)梳状生成技术受到体积庞大的光学系统、控制受限以及缺乏多色信息的阻碍,阻碍了系统集成和实际应用。我们提出了一种基于超表面的方法,用于实现沿光传播方向的多色OAM梳状工程。OAM梳状通过生成强度模式中亮斑的强度对应于OAM模式的权重来进行测量。三种不同颜色的OAM梳状在不同观测平面上生成。沿方位角方向过渡点的定位是塑造生成光束OAM分布的关键。获得了具有定制模式间隔和宽OAM谱的OAM梳状。我们的方法提供了一种紧凑的平台,用于在OAM谱、频率和空间域中实现具有多维信息的OAM梳状,这可以显著增强光学通信潜在应用中的信息容量。
Keyword:
optical metasurfaces
orbital angular momentum combs
orbital angular momentumspectra
complex structuredbeams

期刊

Nano Letters 封面图
Nano Letters
IF:
9.1
论文数:
2.7W
被引数:
16.5W

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暂无机构信息
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