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Table A.1
Parameters of the chemical solver.
| Mandatory | |||
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| 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 |
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| Optional | |||
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| 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.
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