Figure 3
From: Simulation and analysis of the CO2 range-resolved differential absorption lidar system at 2 μm

(a) CO2 and H2O absorption cross-section curves with wavelength obtained from the HITRAN 2020 molecular spectroscopic database; (b) Enlarged view of the absorption cross-section curve near R30, the solid black line represents the on-line position, and the dotted black line represents the off-line position.