Free Access

Table A.1

Parameters of the chemical solver.


χ Mathis 1 external UV radiation field
A V mag 0−10 visible extinction
T K K 10−104 kinetic temperature
n H cm-3 10-1−104 gas density
ζ H2 s-1 3 × 10-16 CR ionisation rate of H2


f sh, H2 10-8−1 H2 self-shielding factora
fsh, CO 1 CO self-shielding factorb
x(H2) 10-7−1 H2 abundance
v d km s-1 0−5 ion-neutral velocity drift

Notes. The range of values found in the simulation are given in Col. 3.


not computed in the simulation.

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.