Quanfeng Zhuang, Yimeng Wang, Zhangjun Wang, Chao Chen, Hui Li, Junli Liu, Xingtao Liu, Xiangqian Meng, Xiufen Wang. Typical Case of Multi-Wavelength Aerosol Lidar Observation of Persistent Hazy Weather in Beijing[J]. Laser & Optoelectronics Progress, 2019, 56(24): 240101
- Laser & Optoelectronics Progress
- Vol. 56, Issue 24, 240101 (2019)
Fig. 1. Distribution of aerosol extinction coefficient at 532 nm (from November 4 to 7, 2017)
Fig. 2. Distribution of aerosol depolarization ratio at 532 nm (from November 4 to 7, 2017)
Fig. 3. Profiles of sounding data from November 4 to 7, 2017. (a) Relative humidity; (b) temperature; (c) wind speed; (d) wind direction
Fig. 4. Temporal variation curves of sounding data at heights of 1, 2, and 3 km from November 4 to 7, 2017. (a) Relative humidity; (b) temperature; (c) wind speed; (d) wind direction
Fig. 5. 24-h backward tracking trajectories calculated by HYSPLIT model over observation site. (a) From 20171104T12: 00 back to 20171103T12: 00; (b) from 20171108T00: 00 back to 20171107T00: 00
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Table 1. Technical parameters of multi-wavelength aerosol lidar
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