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Table 5
Physical parameters used in the chemical simulation of the molecular cloud.
| Parameter | Symbol | Values | Units |
|---|---|---|---|
| Gas density | n | 104, 105 | cm−3 |
| Temperature | Tdust = Tgas | 20, 30, 50, 70 | K |
| Extinction | AV | 10 | mag |
| Strength of ISM UV | χ | 1 | |
| CR H2 ionisation rate | ζCR | 10−17, 10−16 | s−1 |
| Grain radius | r | 0.1 | μm |
| Dust-to-gas mass ratio | δ | 0.01 |
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