概括
我们使用光子学开发了一种紧的双层偏振分离器和旋转器. 该设备集成了一个部分蚀刻的平台和反向设计,用于在小尺寸中高效地控制极化.
科学领域:
- 光子学是指光子学的使用方法.
- 集成光学 集成光学 集成光学
- 材料科学 材料科学 材料科学
背景情况:
- 光子学为光学设备开发提供了显著的优势.
- 部分蚀刻平台和反向设计是提高设备性能的关键策略.
- 紧的极化控制对于先进的光子集成电路至关重要.
研究的目的:
- 提出并展示一种新的双层偏振分离器和旋转器.
- 为了利用一个部分蚀刻的平台和逆向设计,实现小型化和效率.
- 在足迹,插入损失和带宽方面评估设备的性能.
主要方法:
- 在在绝缘体平台上制造双层设备.
- 使用通过反向设计实现的拓模式.
- 极化分裂和旋转功能的表征.
主要成果:
- 实现了显著减少2μm x 6μm的足迹.
- 已证明的最小插入损失为0.57 dB (TE) 和0.67 dB (TM).
- 观察到TE模式 (1530-1565 nm) 的广泛操作带宽,输入损失为~1dB.
结论:
- 集成的部分蚀刻平台和反向设计可以实现出色的性能.
- 该设备为光子学中偏振管理提供了一个紧而高效的解决方案.
- 在设计和制造方面的进一步改进可以提高设备性能,为未来的光子集成电路提供宝贵的见解.
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