ScAl2 is an intermetallic compound combining scandium and aluminum, representing a lightweight metallic material with potential structural and functional applications. While not widely established in mainstream commercial production, this scandium-aluminum intermetallic belongs to the family of high-performance metal compounds under investigation for aerospace, automotive, and advanced structural applications where low density combined with stiffness is advantageous. Engineers would consider this material where weight reduction and elastic performance are critical, though availability, cost, and processing maturity should be verified against conventional aluminum alloys or titanium alternatives for production viability.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 87.81 | GPa | — | ||
| ↳ | 87.81 | GPa | — | ||
| ↳ | 86.93 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.01374 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.1878 | - | — | ||
| ↳ | 0.1900 | - | — | ||
Shear Modulus(G)3 entries | 69.23 | GPa | — | ||
| ↳ | 69.23 | GPa | — | ||
| ↳ | 66.80 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.003 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 15.95 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.4975 | eV/atom | — | ||
| ↳ | -0.5018 | eV/atom | — |