锁频技术在腔衰荡光谱检测中的研究进展及典型应用  

Research Progress and Typical Applications of Frequency-Locking Technology in Cavity Ring-Down Spectroscopy Detection

作　　者：胡誉元 貊泽强 唐吉龙[1] 朱媛 余锦 魏志鹏 Hu Yuyuan;Mo Zeqiang;Tang Jilong;Zhu Yuan;Yu Jin;Wei Zhipeng(State Key Laboratory for High Power Semiconductor Laser of Changchun University of Science and Technology,Changchun 130022,Jilin,China;Aerospace Information Research Institute,Chinese Academy of Sciences,Beijing 100094,China;Key Laboratory of Computational Optical Imaging Technology,Chinese Academy of Sciences,Beijing 100094,China;University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]长春理工大学高功率半导体激光国家重点实验室,吉林长春130022 [2]中国科学院空天信息创新研究院,北京100094 [3]中国科学院计算光学成像技术重点实验室,北京100094 [4]中国科学院大学,北京100049

出　　处：《激光与光电子学进展》2023年第9期89-100,共12页Laser & Optoelectronics Progress

基　　金：国家自然科学基金(12074045,62027820,11804335,61904017);吉林省自然科学基金(20210101408JC);高等学校学科创新引智计划(111)(D17017)。

摘　　要：锁频技术极大地促进了腔衰荡光谱技术在光谱吸收领域的发展,使腔衰荡光谱技术具有更高精度、更好灵敏度以及更稳定等优势。本文基于经典腔衰荡光谱技术和锁频技术基本原理,对锁频技术在吸收光谱领域的研究现状以及在大气痕量气体等不同领域的应用进行综述,列举了几种现阶段腔衰荡光谱领域使用较多的锁频技术并对其进行了分析。最后结合现阶段锁频技术和腔衰荡光谱技术的发展趋势对锁频技术的应用前景进行了展望。Frequencylocking technology has greatly promoted the development of cavity ringdown spectroscopy in the field of spectral absorption.Therefore,cavity ringdown spectroscopy has gained advantages such as higher precision,better sensitivity,and increased stability.Based on the basic principles of classical cavity ringdown spectroscopy and frequencylocking technology,this paper reviews the current research status of frequencylocking technology in the field of absorption spectroscopy and its applications pertaining to atmospheric trace gases.This paper also lists several frequencylocking technologies that are widely used in the field of cavity ringdown spectroscopy.Finally,the application prospect of frequencylocking technology is determined combining the current development trend of frequencylocking technology and cavity ringdown spectroscopy technology.

关 键 词：光谱学 腔衰荡吸收光谱 锁频技术 气体检测 

分 类 号：O433.1[机械工程—光学工程]