Free Access
Fig. 11.
Distribution of chemical abundances of oxygen (left) and silicon (right) projected onto the Galactic plane. The location of the Perseus Arm (dashed curve) and the Outer Arm (dotted curve), from Carraro et al. (2015), is also shown. A radial gradient is visible on both plots while an azimuthal gradient is not so clear.
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.