Acta Optica Sinica, Volume. 39, Issue 2, 0201001(2019)
Retrieve of Water Vapor Column Density in Atmosphere Based on Near Infrared Differential Optical Absorption Spectroscopy
Fig. 1. Schematic of Acquisition of H2O cross section. (a) Water vapor absorption cross-section in Hitran database; (b) water vapor absorption cross-section with Viogt linetype change; (c) instrument function of spectrometer; (d) effective absorption cross-section of H2O at wavelength band 1590~1620 nm
Fig. 2. Relationship curve between X(H2O) and L with water vaporr eaching saturated absorption, T=296 K and P=101.325 kPa
Fig. 4. Instrument devices. (a) Systematic experimental device diagram; (b) distribution of indoor and outdoor devices
Fig. 5. Absorption cross-section curves of water vapor and CO2 under three different conditions
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Ruwen Wang, Pinhua Xie, Jin Xu, Ang Li. Retrieve of Water Vapor Column Density in Atmosphere Based on Near Infrared Differential Optical Absorption Spectroscopy[J]. Acta Optica Sinica, 2019, 39(2): 0201001
Category: Atmospheric Optics and Oceanic Optics
Received: Jul. 19, 2018
Accepted: Oct. 8, 2018
Published Online: May. 10, 2019
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