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Table 3. Models with three free parameters.

From: Synthesized grain size distribution in the interstellar medium

Name

species

tgrow (Myr)

tdisr (Myr)

f grow

f shock

f disr

δ2 (10−3)

f tot

A

silicate

30

3

0.13

0.62

0.45

0.98

1.2

 

graphite

  

0.20

0.76

0.25

1.8

1.2

B

silicate

10

3

0.038

0.83

0.47

2.4

1.3

 

graphite

  

0.11

0.92

0.23

2.1

1.3

C

silicate

30

10

0.27

0.80

0.16

3.0

1.2

 

graphite

  

0.42

0.69

0.074

6.4

1.2

D

silicate

10

10

0.16

1

0.15

10

1.3

 

graphite

  

0.24

0.99

0.061

5.8

1.3