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Table 2
Experimental and theoretical determinations of the binding energy of H2 on different surfaces.
| Reference | Surface | Tphys | Note | |
| (K) | ||||
|
|
||||
| (1) | Crystalline silicate | 314.5 | – | |
| (2) | Amorphous silicates | 406 and 615 | Binding energy distribution described by two values | |
| (3) | Amorphous silicates | 662 ([ 522−1044 ]) | Binding energy distribution | |
| (1) | Amorphous carbon | 542 | – | |
| (4) | Amorphous water ice | 646 ± 177 | Binding energy difference between ortho-H2 and para-H2ΔTphys = 30 ± 16 K | |
| (5) | Amorphous water ice | 731 | – | |
| (6) | Amorphous water ice (heat-treated low density) | 522 and 789 | ||
| Amorphous water ice (vapor-deposited low density) | 453 and 778 | Binding energy distribution described by two values | ||
| Amorphous water ice (high density) | 615 and 801 | |||
Notes. See the text for details.
Reference. (1) Katz et al. (1999); (2) Perets et al. (2007); (3) Vidali & Li (2010); (4) Buch et al. (1993); (5) Manicò et al. (2001); (6) Roser et al. (2002).
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