Free Access

Fig. 18

image

Relation of the 13CO (blue) and C18O (green, multiplied by a factor of ten) molecular abundances to cloud physical parameters: kinetic temperature (left), extinction (middle), and molecular hydrogen density (right), for the three observed molecular clouds, Taurus (top row), Perseus (middle row), and Orion (bottom row).

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.