Sc2AlSi2 is an intermetallic compound combining scandium, aluminum, and silicon, representing a lightweight metallic material from the family of rare-earth containing intermetallics. This compound is primarily of research and development interest rather than established industrial production, with potential applications in aerospace and high-temperature structural components where weight reduction and thermal stability are critical. The scandium additions are known to strengthen aluminum-based systems and improve creep resistance, making this composition relevant to advanced alloy development programs seeking next-generation lightweight materials.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 101.5 | GPa | — | ||
| ↳ | 101.5 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.2608 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.2059 | - | — | ||
Shear Modulus(G)2 entries | 74.27 | GPa | — | ||
| ↳ | 74.27 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.271 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -1.317 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6962 | eV/atom | — |