Table 1
Model parameters for physisorption.
| Dust component | T phys | T migr | References | d s |
| (K) | (K) | (nm) | ||
|
|
||||
| Amorphous carbon | 658.0 | 510.6 | 1 | 0.26 |
| Amorphous silicate | 510.0 | 406.0 | 2 | 0.26 |
| Ices | 350.0 | 100.0 | 3 | 0.26 |
Notes. Tphys is the physisorption binding energy and Tmigr the migration barrier. ds is the distance between sites.
Reference. (1) Katz et al. (1999); (2) Perets et al. (2007); (3) Hasegawa et al. (1992).
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