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Table 1
Set-up for the “cold” and “warm” disc configurations.
| Star | |
|
|
|
| Stellar-type | A6V |
| Mass | 1.84 M⊙ |
|
|
|
| Grain physical characteristics | |
|
|
|
| Material | Silicate |
| Blow-out size (sblow) | 1.6 μm |
| Porosity | 0 |
|
|
|
| Main outer disc | |
| (then evolves towards | |
| collisional steady state) | |
|
|
|
| Minimum simulated dust size | 0.02 μm |
| Maximum simulated dust size | 1 m |
| Initial size distribution | dN ∝ s-3.5 ds down to sblow |
| Initial radial extension | 50−120 au (cold disc case) |
| 5−12 au (warm disc case) | |
| Average vertical optical | τ⊥ ~ 2 × 10-3 (nominal case) |
| depth | τ⊥ ~ 10-2 (dense disc) |
|
|
|
| Post-breakup released dust | |
|
|
|
| Minimum size | 0.02 μm |
| Maximum size | 1 cm |
| Initial size distribution | dN ∝ s-3.8 ds |
| Initial total mass minit | 5 × 1022 g (cold disc case) |
| 1020 g (warm disc case) | |
| Release distance from the star | 10 au (cold disc case) |
| 1 au (warm disc case) | |
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