Open Access
Table 2
Parameters relevant to the dust and gas transport that are varied between scenarios.
| Parameter | Description | Scenario 1 | Scenario 2 | Scenario 3 |
|---|---|---|---|---|
| α | Viscosity (Shakura & Sunyaev 1973) | 10−3 | 10−4 | 10−3 |
| αt | Turbulence (Pinilla et al. 2021) | 10−3 | 10−4 | 10−5 |
| ufrag,icy | Fragmentation velocity (icy grains) | 10 m s−1 | 1 m s−1 | 1 m s−1 |
| ufrag,dry | Fragmentation velocity (dry grains) | 1 m s−1 | 1 m s−1 | 1 m s−1 |
| Key Features | Sticky ices | Fragile ices | Fragile ices | |
| Inner traffic jam | No traffic jam | No traffic jam | ||
| Slow gas accretion | Unequal turbulent and viscous α | |||
| Drift-limited fragmentation | ||||
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