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Acta Optica Sinica, Volume. 44, Issue 12, 1228003(2024)

Accurate Measurements of Atmospheric Water Vapor Using Lateral Scanning Vibrational Raman Scattering Lidar with Continuous-Wave Laser

Fan Yang1, Fei Gao1,2、*, Xiaoli Li1, Xiong Gao1, Cheng'an Zhang1, Li Wang1,2, Qing Yan1,2, Dongchen Shi1,2, Wenhui Xin1,2, and Dengxin Hua1,2、**
Author Affiliations
  • 1School of Mechanical and Precision Instrument Engineering, Xi'an University of Technology, Xi'an 710048, Shaanxi , China
  • 2Shaanxi Collaborative Innovation Center for Modern Equipment Green Manufacturing, Xi'an 710048, Shaanxi , China
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    Figures & Tables(8)
    Schematic diagram of lateral vibrational Raman scattering lidar

    Fig. 1. Schematic diagram of lateral vibrational Raman scattering lidar

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    Normalized phase function of molecular scattering

    Fig. 2. Normalized phase function of molecular scattering

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    Extinction coefficient profiles in standard atmospheric model when excitation wavelength is 532.10 nm

    Fig. 3. Extinction coefficient profiles in standard atmospheric model when excitation wavelength is 532.10 nm

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    Slant range atmospheric transmissivity and atmospheric transmissivity correction function profiles in standard atmospheric model when excitation wavelength is 532.10 nm

    Fig. 4. Slant range atmospheric transmissivity and atmospheric transmissivity correction function profiles in standard atmospheric model when excitation wavelength is 532.10 nm

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    Detection results of near surface water vapor (22:00, April 17, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

    Fig. 5. Detection results of near surface water vapor (22:00, April 17, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

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    Detection results of near surface water vapor (21:10, March 20, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

    Fig. 6. Detection results of near surface water vapor (21:10, March 20, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

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    Detection results of near surface water vapor (21:30, March 20, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

    Fig. 7. Detection results of near surface water vapor (21:30, March 20, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

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    Detection results of near surface water vapor (21: 55, April 24, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

    Fig. 8. Detection results of near surface water vapor (21: 55, April 24, 2023). (a) Signal intensity of the N2 channel; (b) signal intensity of the H2O channel; (c) inversion results of aerosol extinction coefficient and slant range atmospheric transmissivity correction function; (d) atmospheric water vapor mixing ratio profile

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    Fan Yang, Fei Gao, Xiaoli Li, Xiong Gao, Cheng'an Zhang, Li Wang, Qing Yan, Dongchen Shi, Wenhui Xin, Dengxin Hua. Accurate Measurements of Atmospheric Water Vapor Using Lateral Scanning Vibrational Raman Scattering Lidar with Continuous-Wave Laser[J]. Acta Optica Sinica, 2024, 44(12): 1228003

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Aug. 22, 2023

    Accepted: Oct. 17, 2023

    Published Online: May. 23, 2024

    The Author Email: Gao Fei (gaofei@xaut.edu.cn), Hua Dengxin (dengxinhua@xaut.edu.cn)

    DOI:10.3788/AOS231462

    CSTR:32393.14.AOS231462

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology