1. 天津工业大学电子与信息工程学院
2. 天津工业大学大功率半导体照明应用系统教育部工程研究中心
3. 天津工业大学电气工程学院
纸质出版:2023
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宋文超, 牛萍娟, 解媛, 等. 改进PDMS的高灵敏度C-LPFG丙酮气体传感器研究[J]. 传感器与微系统, 2023,(10):17-20.
宋文超, 牛萍娟, 解媛, 等. 改进PDMS的高灵敏度C-LPFG丙酮气体传感器研究[J]. 传感器与微系统, 2023,(10):17-20. DOI: 10.13873/J.1000-9787(2023)10-0017-04.
本文研究了一种基于级联长周期光纤光栅(C-LFPG)丙酮气体传感器。以单个长周期光纤光栅(LPFG)结构为基础,对聚合物敏感涂层聚二甲基硅氧烷(PDMS)折射率变化进行了仿真分析,研究了LPFG和C-LPFG对丙酮气体的灵敏度的影响。结果表明:优化PDMS后C-LPFG传感器的灵敏度约为-605 nm/RIU
相较于传统C-LPFG的灵敏度增大了约6倍,是传统LPFG传感器灵敏度的5.26倍,检测范围扩大了约1.5倍。
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