Hf2Al is an intermetallic compound combining hafnium and aluminum, representing a specialized metal system with potential applications in high-temperature structural materials. This material falls within the hafnium-aluminum intermetallic family, which has garnered research interest for aerospace and advanced thermal applications where conventional alloys reach performance limits. As a research-phase compound, Hf2Al is primarily investigated for its stiffness and density characteristics relevant to next-generation structural systems rather than established production use.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 113.2 | GPa | — | ||
| ↳ | 113.2 | GPa | — | ||
| ↳ | 112.1 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.3387 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2893 | - | — | ||
| ↳ | 0.3000 | - | — | ||
Shear Modulus(G)3 entries | 55.52 | GPa | — | ||
| ↳ | 55.52 | GPa | — | ||
| ↳ | 52.45 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 10.49 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -7.363 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04550 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2546 | eV/atom | — |