Open Access
Fig. 2

Download original image
Integrated energy spectrum of counts from the data used in this paper, displaying single events (blue) and double events (green) in the range of 20–2000 keV. Inset enlarges the region around the 26Al line used for astrophysical analysis carried out here.
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.