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Table 4
Dust types and masses produced in the ejecta of a 15 M⊙ progenitor with M(56Ni) = 0.01 M⊙, and the mass fraction of each dust component xd (in %) with respect to total dust mass.
| Dust type | Mass ( M⊙) | xd | apeak (Å) |
|
|
|||
| Forsterite | 2.5(–2) | 45.5 | 131; 543 |
| Carbon | 2.1(–2) | 38.2 | 162 |
| Alumina | 7.7(–3) | 14.0 | 117 |
| Pure silicon | 4.4(–4) | 0.80 | 69 |
| Pure magnesium | 4.3(–4) | 0.78 | 53 |
| Pure iron | 1.4(–4) | 0.25 | 36 |
| Silicon carbide | 8.8(–5) | 0.16 | 16 |
| Iron sulphide | 2.8(–6) | 0.005 | 26 |
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| Total | 0.055 | 100 | |
Notes. The peak positions in the grain size distribution are also listed.
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