概括
一种新型的聚合物双空芯反共振纤维 (DHC-ARF) 能够实现小型化的3dB合器,具有超宽带宽和低损耗. 该设备提供稳定的合性能,使其成为空心纤维系统的理想选择.
科学领域:
- 光子学和光学工程 光子学和光学工程
- 材料科学 材料科学 材料科学
背景情况:
- 光纤合器是光纤系统中必不可少的组件.
- 现有的合器经常面临带宽,损失和尺寸的限制.
- 空心纤维具有独特的光导特性,但需要专门的组件.
研究的目的:
- 提出和演示一种新的超宽带,低损耗,小型化的3dB合器.
- 为了利用聚合物双空心抗共振纤维 (DHC-ARF) 的独特特性,用于合器制造.
- 为了解决光学合器中波长和偏振依赖问题的问题.
主要方法:
- 使用聚合物DHC-ARF结构设计一个3dB的合器.
- 使用相同的圆核心来最大限度地减少波长的依赖.
- 结合嵌套管子来减少偏振依赖.
- 制造一个4.92毫米长的DHC-ARF合器.
主要成果:
- 实现了391nm (1325nm至1716nm) 的超宽带宽.
- 输入损失极低,只有0.005dB.
- 保持稳定的合比在50 ± 2%范围内.
- 证明了 ±1.77%内的合比差异.
结论:
- 拟议的基于DHC-ARF的3dB合器在带宽,损耗和小型化方面提供了卓越的性能.
- 该设计有效地减轻波长和偏振依赖.
- 这种合器对于先进的空心纤维应用具有显著的潜力.
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