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Table 5

Parameter space explored with Grater , corresponding to a total of about 1 150 000 models.

Description Parameter Explored range Values Distribution
Sect.  3.4 minimum grain size amin [μm] 0.01...100 77 log
size power law index κ –6.0...–2.5 50 linear
maximum grain size amax [mm] 7.8 fixed –
Disk mass up to 1 mm Mdust [M⊕]  >0 fitted –
1 and 2-material models
Sect.  4.1.1 Si+Amorphous C ACAR volume fraction vC 0.00...1.00 21 linear
Sect.  4.1.2 Si+amorphous ice ice volume fraction vice 0.00 ...0.90 19 linear
Sect.  4.1.2 Si+crystalline ice ice volume fraction vice 0.00 ...0.90 19 linear
Sect.  4.1.3 Porous Si Porosity 0.00...0.99375a 24 linear
3 and 4-material models
Sect.  4.2 Si astrosi volume fraction vSi 1/3  ×  (1 − vice) – –
+amorphous C am. carbon volume fraction vC 2/3  ×  (1 − vice) – –
+amorphous ice ice volume fraction vice 0.00...0.90b 12 linear
+vacuum Porosity 0.00...0.95c 18 linear

Notes. The volume fractions vSi, vC, vice and the porosity are defined in Sect. 3.4 (Eq. (1)).

(a)

19 linearly distributed points from 0.00 to 0.95 + additional high porosity points: 0.96875, 0.975, 0.9875, 0.99375.

(b)

linearly distributed points from 0.00 to 0.90 + additional points at 0.65 and 0.75.

(c)

10 linearly distributed points from 0.00 to 0.90 + additional points at 0.45, 0.55, 0.625, 0.65, 0.675, 0.75, 0.85, 0.95.

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