Y3Al is an intermetallic compound in the yttrium-aluminum system, representing a rare-earth metal alloy with a defined stoichiometric composition. This material belongs to the family of rare-earth intermetallics, which are typically studied for high-temperature structural applications and advanced functional properties where conventional metals reach their limits. Y3Al and related yttrium-aluminum phases are of primary interest in aerospace, metallurgical research, and materials development communities rather than established high-volume production, with potential applications in thermal barriers, high-temperature coatings, and specialty alloy matrices.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 49.33 | GPa | — | ||
| ↳ | 49.33 | GPa | — | ||
| ↳ | 51.30 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.2037 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2319 | - | — | ||
| ↳ | 0.2400 | - | — | ||
Shear Modulus(G)3 entries | 32.20 | GPa | — | ||
| ↳ | 32.20 | GPa | — | ||
| ↳ | 32.64 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.519 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -0.9200 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.03740 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2268 | eV/atom | — |