Laser & Optoelectronics Progress, Volume. 62, Issue 5, 0501004(2025)
Sand-Dust Flux and Its Effect on Atmospheric Environment Based on Lidar Network
Fig. 1. Distribution of lidar network in Zhejiang province, device of lidar and microwave radiometer. (a) Distribution of lidar network; (b) lidar; (c) microwave radiometer
Fig. 2. Mass concentrations of PM10 retrieved by lidar and real time observation as well as vertical distributions of wet extinction and dry extinction. (a) Mass concentrations of PM10 retrieved by lidar and real time; (b) vertical distributions of wet extinction and dry extinction
Fig. 3. Original column concentration, total column concentration, and net input column concentration of PM10 and PM2.5 in Zhejiang province during dust process from April 10 to 14, 2023. (a) Original PM10 column concentration; (b) total PM10 column concentration; (c) input PM10 column concentration; (d) original PM2.5 column concentration; (e) total PM2.5 column concentration; (f) input PM2.5 column concentration
Fig. 4. Curve charts of PM10 and PM2.5 mass concentrations and PM2.5/PM10 ratio as well as contour plots of depolarization ratio retrieved by lidars in Hangzhou and Jinhua from April 10 to 14, 2023. (a) PM10 and PM2.5 mass concentrations and PM2.5/PM10 ratio in Hangzhou; (b) depolarization ratio in Hangzhou; (c) PM10 and PM2,5 mass concentrations and PM2.5/PM10 ratio in Jinhua; (d) depolarization ratio in Jinhua
Fig. 5. Vertical distribution of air temperature and water vapor density observed by microwave radiometer in Hangzhou from April 10 to 14, 2023. (a) Air temperature; (b) water vapor density
Fig. 6. Changes of hourly content of ozone, NO2, and SO2 as well as CO2 and CH4 in Hangzhou from April 10 to 14, 2023. (a) Ozone, NO2, and SO2 mass concentration; (b) CO2 and CH4 volume fraction
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Minjuan Mao, Houtong Liu, Yilei Dong, Honglei Zhang, Fangping Deng. Sand-Dust Flux and Its Effect on Atmospheric Environment Based on Lidar Network[J]. Laser & Optoelectronics Progress, 2025, 62(5): 0501004
Category: Atmospheric Optics and Oceanic Optics
Received: Jul. 1, 2024
Accepted: Aug. 20, 2024
Published Online: Mar. 6, 2025
The Author Email: Deng Fangping (dengfangping@sina.com)
CSTR:32186.14.LOP241783