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Table 5
Expected column density (in units of 1017 cm-2) of CO2 obtained after irradiation of three components – H2O on C-grains +200 keV H+, CO (pure or mixed) +200 keV H+ (16 K), and CO (pure or mixed) +200 keV H+ (40 K) – and column density of CO2 obtained from the fit for some selected sources.
| Source ID/2MASS ID | Other ID | H2O on C-grains | Apolar component | ||
| Expected | Fit | Expected | Fit | ||
|
|
|||||
| 041443.5+281708 | 1.51 | 1.05 | 1.91 | 0.91 | |
| 042630.7+243637 | 1.66 | 1.32 | 2.10 | 1.18 | |
| 042930.2+265827 | 1.06 | 0.65 | 1.34 | 0.90 | |
| 043213.2+242910 | 1.94 | 2.36 | 2.46 | 0.60 | |
| 043728.2+261024 | Tamura 2 | 0.59 | 0.52 | 0.74 | 0.33 |
| 043926.9+255259 | Elias 15 | 1.42 | 1.59 | 1.80 | 0.42 |
| J04393886+2611266 | Elias 16 | 2.24 | 3.20 | 2.27 | 1.69 |
| J18300061+0115201 | CK2, EC 118 | 3.16 | 4.22 | 4.01 | 3.72 |
| J21472204+4734410 | Q21-1 | 2.51 | 4.68 | 3.18 | 2.65 |
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