远程探测甲使用单光子PPLN波导上升转换激光雷达
Optics express
|August 13, 2025
概括
我们开发了一种使用单光子向上转换的敏感甲气体检测系统. 这项技术增强了工业应用的环境监测能力.
科学领域:
- 光子学和光谱学 在光子学和光谱学.
- 环境传感器环境传感器
- 气体检测技术的技术
背景情况:
- 单光子光探测和测距 (LIDAR) 为环境监测提供了高灵敏度的直接探测.
- 工业环境需要敏感且具有成本效益的甲气体检测解决方案.
研究的目的:
- 开发一种灵敏的甲气体检测系统,利用基于波导的单光子向上转换.
- 为了证明这种系统在户外甲探测应用中的可行性.
主要方法:
- 进行了波导制造和测试.
- 一个纤维粉尾波导包被开发出来.
- 该系统与用于户外测试的活性成像模块集成.
主要成果:
- 实现了 86% 的内部升级转换效率.
- 在户外环境中成功演示了甲气体探测.
- 该系统可提高环境监测的灵敏度.
结论:
- 基于波导的单光子向上转换是一种用于敏感甲检测的实用方法.
- 这项技术可以改进具有成本效益的环境监测系统.
- 开发的系统显示出对现实世界工业应用的前景.
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