BaAlSi is an intermetallic compound combining barium, aluminum, and silicon, belonging to the class of lightweight metallic materials with ceramic-like properties. This material is primarily of research and development interest for advanced applications requiring combinations of low density with moderate stiffness, though industrial adoption remains limited compared to established aluminum or magnesium alloys. The barium-containing composition makes it potentially valuable for applications where specific thermal, electrical, or radiation-shielding characteristics are beneficial, though practical engineering use cases and production maturity are not yet widespread.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 48.64 | GPa | — | ||
| ↳ | 51.03 | GPa | — | ||
Poisson's Ratio(ν) | 0.2000 | - | — | ||
Shear Modulus(G)2 entries | 37.46 | GPa | — | ||
| ↳ | 38.40 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.797 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.2825 range 0.000–0.5650median of 2 measurements | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -17.07 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.4722 | eV/atom | — |