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Self-healing beams generated by non-concentric multi-ring structures

delete2025-12-23
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PRE
AI
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Chaojie Jiang
S
Shaohua Tao *
DOI:10.1088/1402-4896/ae2c23delete
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摘要

摘要

En 中文
自修复光束是指能够通过自由空间传播在部分遮挡后逐渐重构其光场的光束。首个被发现的自修复光束是Bessel光束,它可以通过单环结构生成。已有研究表明,由同心多环结构生成的光束也表现出自修复特性。然而,由非同心多环结构(NCMR光束)生成的光束的自修复特性尚未得到探索。本文从理论和实验上证明了NCMR光束的自修复特性,表明环结构为生成自修复光束提供了一种通用的结构基础。具体而言,自修复光束可以通过设计环结构来实现。我们定量分析了环的数量和环间距对NCMR光束自修复特性的影响。结果表明,这两个参数对NCMR光束的自修复能力几乎没有影响。此外,我们讨论了遮挡引起的能量损失对NCMR光束的影响。更高的能量损失率会导致更长的自修复距离。这些发现为自修复光束的发展提供了新的见解,并扩展了其在光学通信和粒子操控等领域的应用潜力。

期刊

Physica Scripta 封面图
Physica Scripta
IF:
2.6
论文数:
4.3K
被引数:
2.5W

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