Free Access
Fig. 2

Some of the strongest Sr IV lines in the GHRS spectra compared with synthetic spectra including [Sr/H] = −4.0 (green), −4.4 (blue), and −4.8 (red) and without the contribution of Sr (dashed red).
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.