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Table 10
Grid of chemical models.
| Model N° | ζ (s-1) | G° (Draine) | T(K) | nfinal/preshock (cm-3) | Shock |
|
|
|||||
| 1 | 1 | 1 | 100 | 104 | N |
| 2 | 1 | 1 | 100 | 105 | N |
| 3 | 1 | 1 | 100 | 106 | N |
| 4 | 10 | 1 | 100 | 104 | N |
| 5 | 10 | 1 | 100 | 105 | N |
| 6 | 10 | 1 | 100 | 106 | N |
| 7 | 1 | 10 | 100 | 104 | N |
| 8 | 1 | 10 | 100 | 105 | N |
| 9 | 1 | 10 | 100 | 106 | N |
| 10 | 10 | 10 | 100 | 104 | N |
| 11 | 1 | 500 | 100 | 104 | N |
| 12 | 500 | 1 | 100 | 104 | N |
| 13 | 5000 | 1 | 100 | 104 | N |
| 14 | 105 | 1 | 100 | 105 | N |
| 15 | 10 | 1 | 100 | 2 × 106 | N |
| 16 | 1 | 1 | 100 | 5 × 106 | N |
| 17 | 1 | 1 | 100 | 2 × 106 | N |
| 18 | 1 | 1 | 200 | 105 | N |
| 19 | 1 | 1 | 200 | 104 | N |
| 20 | 1 | 1 | 200 | 106 | N |
| 21 | 10 | 1 | 200 | 106 | N |
| 22 | 1 | 10 | 200 | 106 | N |
| 23 | 10 | 1 | 200 | 105 | N |
| 24 | 1 | 10 | 200 | 105 | N |
| 25 | 1 | 1 | – | 104 | Y |
| 26 | 10 | 1 | – | 105 | Y |
| 27 | 1 | 1 | – | 105 | Y |
Notes. Note that we have run each model for two different visual extinctions, 2 and 10 mag as well as for different Phase I times (see text). The cosmic ray ionization rate, the radiation field, the gas temperature, and the gas density of Phase II are listed in Cols. 2–5.
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