Sufficiency of near-surface water ice as a driver of dust activity on comets - Rethinking the old enigma

Open Access

Fig. 11

Normalised gas pressure $\bar{P} / P_{0}$ $\[\bar{P} / P_0\]$ vertical profiles inside the porous layer obtained with the DSMC model (dashed line) and comparison with the BFM model (solid line) for dust layer porosities ϕ = 0.45 (top) and ϕ = 0.65 (bottom).

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