Free Access

Table 5

Dust masses formed at day 2000 post-explosion as a function of dust type and ejecta zone for the homogeneous and clumpy ejecta of a 19  M stellar progenitor.

Homogeneous

Dust type Zone 1A Zone 1B Zone 2 Zone 3 Zone 4 Zone 5 Total xd apeak (Å)

Forsterite 2.3(–3) 5.1(–3) 9.1(–5) 1.0(–4) 7.6(–3) 23.8 35, 63
Alumina 1.7(–2) 3.9(–6) 6.5(–5) 1.7(–2) 53.0 44
Carbon 7.5(–3) 7.5(–3) 23.4 16
Pure magnesium 1.7(–5) 2.1(–7) 5.4(–7) 1.8(–5) 0.06 8
Pure silicon 6.2(–5) 6.2(–5) 0.19 18
Pure iron 3.0(–5) 3.0(–5) 0.09 14
Silicon carbide 4.1(–6) 4.1(–6) 0.01 7
Iron sulphide 9.4(–8) 9.4(–8) 3(–4) 8

Total 9.2(–5) 2.3(–3) 2.2(–2) 9.5(–5) 1.7(–4) 7.5(–3) 0.032 100

Clumpy

Dust type Zone 1A Zone 1B Zone 2 Zone 3 Zone 4 Zone 5 Total xd apeak (Å)

Forsterite 2.4(–3) 4.8(–2) 5.4(–4) 1.6(–3) 3.0(–4) 5.3(–2) 38.4 77, 661, 3170
Alumina 4.0(–4) 1.7(–2) 1.3(–5) 6.3(–5) 1.8(–2) 13.0 211, 562
Carbon 7.3(–3) 7.3(–3) 5.3 435
Pure magnesium 2.1(–2) 1.2(–3) 4.0(–3) 2.6(–2) 18.8 252
Pure silicon 1.7(–2) 1.7(–2) 12.3 1066
Pure iron 1.7(–2) 1.7(–2) 12.3 1003
Silicon carbide 1.7(–5) 1.7(–5) 0.01 29
Iron sulphide 1.1(–4) 1.1(–4) 0.08 57, 334

Total 3.4(–2) 2.8(–3) 8.6(–2) 1.8(–3) 5.6(–3) 7.6(–3) 0.138 100

Notes. Also shown is the mass fraction of each dust component xd (in %) with respect to total dust mass, and the apeak radius for the various dust distributions. Dust masses are given in  M.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.