Spectroscopy and Spectral Analysis, Volume. 40, Issue 12, 3653(2020)
Detection of CO2 Average Concentration in Atmospheric Path by CW Modulated Differential Absorption Lidar
Fig. 1. Comparison of absorption coefficients of H2O and CO2 at 1 570~1 574 nm
Fig. 2. Comparison of absorption coefficients of H2O and CO2 at 1 572.335 nm
Fig. 3. Continuous-wave modulation hard-target differential absorption lidar system
Fig. 4. Configuration of the wavelength locking unit for the On-line wavelength
Fig. 6. The path of detection from Nov.6 to Nov.7, 2019, including Park, residential area and a main road
Fig. 7. CO2 column concentration by the DIAL system and that measured by the in situ sensor LI-7500 at Nov.6, 2019 to Nov.7, 2019
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Guang-lie HONG, Xin-dong LIANG, Hao LIU, Hua-ping ZHANG, Rong SHU. Detection of CO2 Average Concentration in Atmospheric Path by CW Modulated Differential Absorption Lidar[J]. Spectroscopy and Spectral Analysis, 2020, 40(12): 3653
Category: Research Articles
Received: Sep. 18, 2019
Accepted: --
Published Online: Jun. 18, 2021
The Author Email: Guang-lie HONG (glhong@mail.sitp.ac.cn)