| 倏逝波型光纤气体传感器研究进展 |
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| 引用本文： | 杨建春,徐龙君,章鹏.倏逝波型光纤气体传感器研究进展[J].光学技术,2008,34(4). |
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| 作者姓名： | 杨建春 徐龙君 章鹏 |
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| 基金项目： | 重庆市自然科学基金资助项目 |
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| 摘 要： | 介绍了倏逝波的概念和反映倏逝波光纤气体传感特性的穿透深度参数Z_m。讨论了D形、锥形、纤芯裸露形、纤芯失配型和微结构光纤等不同倏逝波型气体传感的原理和特点,评述了其最新研究进展,对比分析了各传感器的优缺点。对倏逝波型光纤气体传感器的发展趋势进行了展望。
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| 关 键 词： | 光纤传感器 气体 倏逝波 研究进展 |
Review on optical fiber evanescent wave gas sensor |
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| YANG Jian-chun,XU Long-jun,ZHANG Peng.Review on optical fiber evanescent wave gas sensor[J].Optical Technique,2008,34(4). |
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| Authors: | YANG Jian-chun XU Long-jun ZHANG Peng |
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| Abstract: | The conception of evanescent wave and penetration depth Z_m related to gas sensing performance of optical fiber are introduced.The sensing principle and characteristics for different evanescent wave gas sensors,such as D-fibers,tapers, core-exposed,core diameter mismatch and microstructured optical fibers,are discussed.The corresponding research progress of different sensors is reviewed.Advantages and disadvantages for these sensing methods are analyzed.The developing tendency of optical fiber evanescent wave gas sensors is presented. |
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| Keywords: | optical fiber sensor gas evanescent wave research progress |
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