Research Article
Solidification Behavior and Microstructure of Al-7Si Alloys with Individual and Combined Additions of Sr and Yb
Table 4
Enthalpies of formation of Al-(Si)-RE compounds (T = 0 K).
| Intermetallic compounds | Formation enthalpy ΔH (kJ/mol) | Reference |
| Al4Sr | −31.2 | [25] | Al2Sr | −28.4 | [25] | Al7Sr8 | −19.3 | [25] | Al2Si2Sr | −31.38 | [26] | Al3Yb | −31.9 | [27] | Al2Si2Yb | −34.33 | This work |
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