Sketch of the gas’ motion near the cavity edge. The gas only completes the upper horseshoe U-turn before it is accreted to the central star by magneto-stellar forces, which we assume to remove the gas very quickly. There is no gas left to execute the lower horseshoe.
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.