Laser & Optoelectronics Progress, Volume. 58, Issue 19, 1900001(2021)
Advances in Cavity Ring-Down Absorption Spectroscopy Research and Typical Applications
Fig. 1. Light bullet model
Fig. 2. Schematic of detection device for pulse cavity ring-down spectroscopy
Fig. 3. Schematic of detection device for phase-shift cavity ring-down spectroscopy
Fig. 4. Schematic of detection device for continuous cavity ring-down spectroscopy
Fig. 5. Detection block diagram of two-dimensional detection
Fig. 6. Detection block diagram of wavelength selection broad spectrum
Fig. 7. Schematic of typical linear cavity structure
Fig. 8. Typical V-shaped folding cavity structure
Fig. 9. Typical butterfly cavities with four mirrors. (a) Single optical path butterfly cavity; (b) double optical path butterfly cavity
Fig. 10. Typical structure of triangular ring cavity
Fig. 11. Typical fiber cavity ring-down structure
Fig. 12. Schematic of transverse mode matching[43]
Fig. 13. Frequency matching diagrams[43]. (a) Pulse laser; (b) continuous laser
Fig. 14. Schematic of cavity length adjustment method
Fig. 15. Schematic of frequency matching and output light intensity
Fig. 16. Schematic of detection setup of high-speed CRDS[52]
Fig. 17. NO3 test results in different experimental environments[56].(a) In laboratory environment; (b) in airborne experimen
Fig. 18. Ion distribution in different reaction regions and OH luminous intensity distribution[59]. (a) Pure plasma area; (b) hybrid plasma flame area; (c) combustion flame area; (d) OH luminous intensity distribution
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Yuyang Xu, Jin Yu, Zeqiang Mo, Huimin Jia, Jilong Tang, Xiaohua Wang, Jinduo Wang, Zhipeng Wei. Advances in Cavity Ring-Down Absorption Spectroscopy Research and Typical Applications[J]. Laser & Optoelectronics Progress, 2021, 58(19): 1900001
Category: Reviews
Received: Nov. 27, 2020
Accepted: Jan. 2, 2021
Published Online: Sep. 28, 2021
The Author Email: Yu Jin (jinyu@aoe.ac.cn), Wei Zhipeng (zpweicust@126.com)