Free Access

Fig. A.1


A cubic cloud filled with scattering (absorptionless) dust at constant density in an isotropic (upper row) or isotropic+anisotropic field (lower row). The left column shows only the scattered photons, the middle column the opacity along the line of sight (identical for both cases), and the right column the net surface brightness.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.