Open Access
Table 9.
Observed element ratios versus astrophysical events.
| Element ratio | Obs. Regime 1 | Obs. Regime 2 | EC SNe | MHD1 | MHD2 | QD |
|---|---|---|---|---|---|---|
| Sr/Eu | 200−750 | 200−800 | 300–105 | 438−1300 | 340 | 142−468 |
| Sr/Fe | < 2 × 10−6 | < 2.5 × 10−5 | 3.3 × 10−2 | 7 × 10−3 − 5 × 10−2 | 2.6 × 10−2 | (5.1−5.8)×10−3 |
| Eu/Fe | 2 × 10−8 | 10−7 | 3 × 10−7–10−4 | 1.5−3.6 × 10−5 | 7.5 × 10−5 | (1.1−4.1)×10−5 |
| Fe [M⊙] | 3 × 10−3 | 3 × 10−2 | 2 × 10−2 | 5.5 × 10−2 |
Notes. Candidates for category I and II events.
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