Table 4
Total ejected envelope masses and hydrogen, helium, carbon, nitrogen and oxygen yields from our model stars.
| MZAMS/M⊙ | 4 M⊙ | 5 M⊙ | 6 M⊙ | 7 M⊙ | 8 M⊙ | 9 M⊙ | Δ Yields | |
|
|
||||||||
| M env | 3.08 | 3.93 | 4.96 | 5.85 | 6.74 | 7.65 | – | |
| Mej(H) | 1.68 | 2.02 | 2.61 | 3.38 | 4.12 | 5.21 | Lau | |
| Mej(H) | 1.68 | 2.02 | 2.61 | 3.38 | 4.12 | 5.21 | Syn | |
| Mej(He) | 1.27 | 1.75 | 2.20 | 2.48 | 2.62 | 2.43 | Lau | |
| Mej(He) | 1.27 | 1.75 | 2.20 | 2.48 | 2.62 | 2.44 | Syn | |
| Mej(C) | 4.37 × 10-3 | 5.60 × 10-3 | 4.82 × 10-3 | 3.21 × 10-3 | 1.39 × 10-3 | 1.19 × 10-3 | Lau | |
| Mej(C) | 4.37 × 10-3 | 5.60 × 10-3 | 5.40 × 10-3 | 4.25 × 10-3 | 1.79 × 10-3 | 1.10 × 10-3 | Syn | |
| Mej(N) | 1.25 × 10-1 | 1.50 × 10-1 | 1.41 × 10-1 | 8.66 × 10-2 | 3.00 × 10-2 | 1.69 × 10-2 | Lau | |
| Mej(N) | 1.25 × 10-1 | 1.50 × 10-1 | 1.41 × 10-1 | 8.66 × 10-2 | 3.00 × 10-2 | 1.99 × 10-2 | Syn | |
| Mej(O) | 1.13 × 10-3 | 1.30 × 10-3 | 1.04 × 10-3 | 7.41 × 10-4 | 2.22 × 10-4 | 1.37 × 10-3 | Lau | |
| Mej(O) | 1.13 × 10-3 | 1.30 × 10-3 | 1.05 × 10-3 | 7.67 × 10-4 | 2.22 × 10-4 | 9.71 × 10-4 | Syn | |
|
|
||||||||
| [C/Fe] | 2.9 | 2.9 | 2.8 | 2.5 | 2.1 | 2.0 | Lau | |
| [N/Fe] | 4.8 | 4.8 | 4.7 | 4.4 | 3.9 | 3.6 | Lau | |
| [O/Fe] | 1.9 | 1.8 | 1.6 | 1.4 | 0.8 | 1.5 | Lau | |
|
|
||||||||
| [C/Fe] dil | 1.9 | 2.0 | 2.0 | 1.8 | 1.4 | 1.3 | Lau | |
| [N/Fe] dil | 3.8 | 3.9 | 3.9 | 3.6 | 3.2 | 2.9 | Lau | |
| [O/Fe] dil | 0.9 | 0.9 | 0.9 | 0.7 | 0.3 | 0.9 | Lau | |
Notes. The last column indicates whether the yields were computed under the instant mass loss (Lau) or the synthetic approximation (Syn) – see full text for details. The last three rows show the effect of diluting 1% of the ejected matter in a 0.3 M⊙ envelope of a 0.8 M⊙ secondary star.
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