Al₁Fe₂Si₁ is an intermetallic compound combining aluminum, iron, and silicon in a 1:2:1 stoichiometric ratio. This material belongs to the aluminum-iron-silicon ternary system, which has been studied primarily in research contexts for potential lightweight structural applications and as a strengthening phase in aluminum alloys rather than as a monolithic engineering material. The compound's appeal lies in its potential to combine aluminum's light weight with iron and silicon's strengthening contributions, though practical applications remain limited; it is more commonly encountered as a precipitate or reinforcing phase within cast aluminum alloys (such as Al-Fe-Si casting alloys) used in automotive and aerospace components.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.4340 | eV/atom | — |