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Table 2:

Dust species used in this study with their commonly-used name, their size, shape and the source of the optical constants. The size distribution is that derived by Mathis et al. (1977) and the cross section are computed in the CDE (Continuous Distribution of Ellipsoids) approximation.

Name
Composition Lattice structure Size ( $N(\alpha)\sim\alpha^{-3.5}$) Shape Reference
Alumina Al2O3 amorphous 0.01-1 $\mu $m CDE Begemann et al. (1997); Koike et al. (1995)
Melilite Ca2Al2SiO7 amorphous 0.01-1 $\mu $m CDE Jaeger et al. (1994); Mutschke et al. (1998)
Olivine Mg0.8Fe1.2SiO4 amorphous 0.01-1 $\mu $m CDE Dorschner et al. (1995)
MgFeO Mg0.1Fe0.9O amorphous 0.01-1 $\mu $m CDE Henning et al. (1995)
Metallic iron Fe crystalline 0.01-1 $\mu $m CDE Henning & Stognienko (1996)
Carbon C amorphous 0.01-1 $\mu $m CDE Preibisch et al. (1993)

Source LaTeX | All tables | In the text

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