Open Access
Fig. 6

Download original image
Mean of the excitation temperatures of the species in sources where the temperature is fitted. The error bars are calculated as explained in the text. The species are ordered by their binding energies from low (left) to high (right). The dashed lines are to separate the three groups of species seen.
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.