Table 2.
Multiobjective optimization results for Al-Cu-Si-Zn-Mg system.
| Nr | Optimized Compositions | δ % |
∆χAllen % |
Ω | Λ (J/mol·K) |
ρ (g/cm3) |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alloy | at % | ||||||||||
| Al | Cu | Si | Zn | Mg | |||||||
| 1 | Al3.4Cu0.5Si0.2Zn0.5Mg0.2 | 70.8 | 10.4 | 4.2 | 10.4 | 4.2 | 5.71 | 7.17 | 2.37 | 0.30 | 3.18 |
| 2 | Al3.4Cu0.5Si0.2ZnMg0.2 | 64.2 | 9.4 | 3.8 | 18.9 | 3.8 | 5.45 | 6.89 | 2.82 | 0.35 | 3.22 |
| 3 | Al3.4Cu0.5Si0.2Zn1.5Mg0.2 | 58.6 | 8.6 | 3.4 | 25.9 | 3.4 | 5.22 | 6.63 | 3.20 | 0.39 | 3.26 |
| 4 | Al4Cu0.15Si0.1Zn0.7Mg0.3 | 77.7 | 2.9 | 1.9 | 13.6 | 3.9 | 4.04 | 5.58 | 5.86 | 0.41 | 3.35 |
| 5 | Al3Cu0.2Si0.1Zn0.7Mg0.2 | 71.4 | 4.8 | 2.4 | 16.7 | 4.8 | 4.51 | 6.10 | 4.88 | 0.38 | 3.57 |
| 6 | Al3Cu0.3Si0.1Zn0.6Mg0.3 | 69.8 | 7 | 2.3 | 14 | 7 | 5.05 | 6.93 | 3.91 | 0.32 | 3.49 |
| 7 | Al3Cu0.2Si0.1Zn0.8Mg0.2 | 69.8 | 4.7 | 2.3 | 18.6 | 4.7 | 4.29 | 5.94 | 5.43 | 0.38 | 3.41 |