Open Access
Table F.2
Weights of dominant processes in CN and HCN chemistry
| T = 50 K | T = 300 K | |||||||
|---|---|---|---|---|---|---|---|---|
n (cm−3) |
UV fields (G0) | UV fields (G0) | ||||||
| 10−2 | 100 | 102 | 104 | 10−2 | 100 | 102 | 104 | |
| CN + hν → C + N | ||||||||
| 104 | 0% | 66% | 100% | 100% | 0% | 62% | 100% | 100% |
| 105 | 0% | 16% | 98% | 100% | 0% | 0% | 98% | 100% |
| 106 | 0% | 0% | 80% | 100% | 0% | 0% | 75% | 99% |
| O + CN → N + CO | ||||||||
| 104 | 71% | 27% | 0% | 0% | 21% | 25% | 0% | 0% |
| 105 | 70% | 69% | 0% | 0% | 18% | 50% | 0% | 0% |
| 106 | 68% | 81% | 0% | 0% | 0% | 25% | 10% | 0% |
| CN + N → C + N2 | ||||||||
| 104 | 29% | 0% | 0% | 0% | ||||
| 105 | 30% | 0% | 0% | 0% | ||||
| 106 | 31% | 0% | 0% | 0% | ||||
| CN + H2 → H + HCN | ||||||||
| 104 | 60% | 0% | 0% | 0% | ||||
| 105 | 64% | 0% | 0% | 0% | ||||
| 106 | 88% | 50% | 0% | 0% | ||||
| HCN + hν → H + CN | ||||||||
| 104 | 0% | 0% | 83% | 100% | 47% | 0% | 93% | 97% |
| 105 | 12% | 0% | 33% | 97% | 69% | 0% | 59% | 94% |
| 106 | 35% | 0% | 0% | 74% | 79% | 75% | 0% | 63% |
| HCN + C+ → H + CNC+ | ||||||||
| 104 | 79% | 91% | 0% | 0% | 52% | 83% | 0% | 0% |
| 105 | 74% | 98% | 66% | 0% | 23% | 98% | 41% | 0% |
| 106 | 30% | 99% | 95% | 26% | 0% | 25% | 87% | 37% |
| HCN + H+ → H + HNC+ | ||||||||
| 104 | 13% | 0% | 0% | 0% | ||||
| 105 | 0% | 0% | 0% | 0% | ||||
| 106 | 0% | 0% | 0% | 0% | ||||
| HCN + H3O+ → H2O + HCNH+ | ||||||||
| 104 | 0% | 0% | 0% | 0% | ||||
| 105 | 0% | 0% | 0% | 0% | ||||
| 106 | 20% | 0% | 0% | 0% | ||||
| N + C2 → C + CN | ||||||||
| 104 | 14% | 0% | 0% | 0% | ||||
| 105 | 7% | 45% | 0% | 0% | ||||
| 106 | 0% | 57% | 47% | 0% | ||||
| HCN + hν → H + CN | ||||||||
| 104 | 39% | 0% | 0% | 0% | ||||
| 105 | 56% | 0% | 9% | 15% | ||||
| 106 | 79% | 61% | 0% | 21% | ||||
| N + CH → H + CN | ||||||||
| 104 | 52% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| 105 | 31% | 15% | 33% | 20% | 0% | 0% | 9% | 18% |
| 106 | 8% | 0% | 24% | 56% | 0% | 0% | 10% | 37% |
| H + CN+ → CN + H+ | ||||||||
| 104 | 0% | 69% | 58% | 33% | 0% | 88% | 85% | 69% |
| 105 | 0% | 13% | 18% | 0% | 0% | 27% | 44% | 32% |
| 106 | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| CNC+ + e− → C + CN | ||||||||
| 104 | 21% | 0% | 0% | 0% | 42% | 0% | 0% | 0% |
| 105 | 36% | 0% | 10% | 0% | 18% | 36% | 1% | 0% |
| 106 | 31% | 21% | 0% | 8% | 0% | 19% | 43% | 16% |
| HCN+ + e− → H + CN | ||||||||
| 104 | 0% | 13% | 25% | 56% | ||||
| 105 | 0% | 0% | 19% | 34% | ||||
| 106 | 0% | 0% | 0% | 0% | ||||
| CN + H2 → H + HCN | ||||||||
| 104 | 72% | 45% | 0% | 0% | ||||
| 105 | 80% | 49% | 0% | 0% | ||||
| 106 | 87% | 60% | 20% | 0% | ||||
| N + CH2 → H + HCN | ||||||||
| 104 | 55% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| 105 | 59% | 0% | 0% | 13% | 0% | 0% | 0% | 12% |
| 106 | 50% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| H + CCN → C + HCN | ||||||||
| 104 | 21% | 0% | 0% | 0% | 21% | 0% | 0% | 0% |
| 105 | 0% | 32% | 23% | 0% | 0% | 24% | 17% | 0% |
| 106 | 0% | 67% | 71% | 46% | 0% | 35% | 67% | 60% |
| HCNH+ + e− → H + HCN | ||||||||
| 104 | 0% | 76% | 81% | 86% | 0% | 46% | 90% | 88% |
| 105 | 0% | 49% | 55% | 73% | 0% | 21% | 66% | 69% |
| 106 | 0% | 13% | 11% | 23% | 0% | 0% | 0% | 21% |
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