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Table 5
Derivation of the H-bond rule: selected molecular ED on carbonaceous and icy surfaces.
| Molecule | ED,pol, K | ED,bare, K | Ref. (a) | Difference, K ED,pol–ED,bare |
|---|---|---|---|---|
| H | 650 | 658 | 1 | –8 |
| H2 | 440 | 542 | 1 | –102 |
| O | 1400 | 1500 | 2 | –100 |
| OH | 3500 | 1360 | 1 | 2140 |
| H2O | 5640 | 2000 | 1 | 3640 |
| O2 | 1000 | 1440 | 1 | –440 |
| O2H | 4300 | 2160 | 1 | 2140 |
| H2O2 | 4950 | 2240 | 1, 3 | 2710 |
| CO | 1300 | 1100 | 4 | 200 |
| CH3OH | 3100 | 1100 | 4 | 2000 |
Notes. These values were not used in the model. They illustrate the reasoning for estimating the ED,pol-ED,bare provided in Table 6. a1–Cuppen & Herbst (2007), 2–Minissale et al. (2016a), 3 –Cazaux et al. (2010), 4 –Hocuk & Cazaux (2015).
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