Jun HUANG, Yinbo HUANG, Xingji LU, Zhensong CAO, Gang QI, Zihao YUAN. Measurement and Concentration Inversion of Ozone in Golmud by Laser Heterodyne Spectrometer[J]. Acta Photonica Sinica, 2021, 50(4): 57
- Acta Photonica Sinica
- Vol. 50, Issue 4, 57 (2021)
Fig. 1. Structure diagram of laser heterodyne spectrometer
Fig. 2. Laser heterodyne spectrum measurement and data processing flow
Fig. 3. Jacobian value of ozone in 3.3 μm
Fig. 4. Gas concentration inversion process of optimal estimation algorithm
Fig. 5. Schematic diagram of line shape function measurement of laser heterodyne spectrometer
Fig. 6. Measured results of instrument line shape function
Fig. 7. 3.3 μm ozone absorption feature measurement and inversion fitting results
Fig. 8. Prior profiles and inversion results of ozone concentration
Fig. 9. Ozone column concentration in Golmud
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Table 1. Main parameters setting of the system
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