Open Access
Fig. 6.
Download original image
Dependence of the dimensionless ratio 
on time and radius. The top panel shows a narrow band in θ in the northern hemisphere and the bottom one a narrow band in the southern hemisphere. Dark/blue stands for negative and light/yellow for positive values. The dashed horizontal lines show the location of the surface at r = R.
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.