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Modelling of cirrus clouds – Part 2: Competition of different nucleation mechanisms

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Academic year: 2017

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Fig. 1. Initial vertical profiles for the reference case of pressure, temperature, potential temperature and relative humidity with respect to ice (from left to right).
Figure 4 shows the evolution of the cloud with varying numbers of IN; it can be compared to Fig
Fig. 5. Time evolution of the relative humidity wrt ice and ice crystal number densities (heterogeneously nucleated crystals: black isolines, in 1 L −1 steps, homogeneously nucleated crystals: purple isolines in 10 L −1 steps) in the reference cirrus with
Fig. 6. Vertical profiles of relative humidity wrt ice (in %, left), heterogeneously formed ice crystal number density (in L −1 , mid- mid-dle) and homogeneously nucleated ice crystal number density (in L −1 , right), respectively, versus temperature for s
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