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Table 7.
Abundances and ionisation stages employed in the PoWR models.
| Element | Primary |
Secondary |
||
|---|---|---|---|---|
| Mass fr. | Ion. stages | Mass fr. | Ion. stages | |
| H | 0.60 | I, II | 0.7375 | I, II |
| He | 0.39 | I, II, III | 0.26 | I, II, III |
| C | 1 × 10−5 | II–V | 21 × 10−5 | II–V |
| N | 138 × 10−5 | II–VI | 40 × 10−5 | II–VI |
| O | 4 × 10−5 | II–VII | 110 × 10−5 | II–VII |
| Mg | 10 × 10−5 | II, III, IV | 10 × 10−5 | II, III, IV |
| Si | 1.3 × 10−5 | III–VIII | 1.3 × 10−5 | III–VI |
| P | 8.3 × 10−7 | IV, V, VI | 8.3 × 10−7 | IV, V, VI |
| S | 4.4 × 10−5 | III–VI | 4.4 × 10−5 | III–VI |
| Fe | 3.5 × 10−4 | II–IX | 3.5 × 10−4 | II–IX |
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