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Table 2
Initial gas-phase elemental abundances with respect to total hydrogen nuclei(a) used in the CLOUDY model.
| Elements | Abundance | Elements | Abundance |
|---|---|---|---|
| H | 1 | Si | 1.0 × 10−5 |
| He | 0.120 | P | 2.0 × 10−7 |
| C | 7.8 × 10−4 | S | 1.0 × 10−5 |
| N | 1.8 × 10−4 | Cl | 1.7 × 10−7 |
| O | 4.4 × 10−4 | Ar | 2.7 × 10−6 |
| F | 3.0 × 10−7 | K | 1.2 × 10−7 |
| Ne | 1.1 × 10−4 | Ca | 1.2 × 10−8 |
| Na | 1.9 × 10−6 | Fe | 5.0 × 10−7 |
| Mg | 1.6 × 10−6 | Ni | 1.8 × 10−8 |
| Al | 2.7 × 10−7 |
Notes. (a)Elemental abundances are taken from Aller & Czyzak (1983); Khromov (1989).
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