Free Access

Fig. 22.

image

Al abundances as functions of Ce abundances for all GCs in our sample. Black dots indicate measurements and blue triangles indicate upper limits in Ce. Except for M 15 (and perhaps M 92), all clusters are consistent with a homogeneous Ce abundance.

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.