MnAl is an intermetallic compound combining manganese and aluminum, belonging to the class of lightweight metallic materials with potential magnetic properties. It has been explored primarily in research contexts for permanent magnet applications and high-strength, low-density structural uses, where the combination of moderate density with interesting electromagnetic characteristics offers advantages over conventional ferromagnetic alloys. The material remains largely experimental rather than commodity-scale, making it of particular interest to engineers developing next-generation magnetic devices or weight-critical aerospace and automotive components seeking alternatives to rare-earth magnets.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 133.0 | GPa | — | ||
| ↳ | 133.0 | GPa | — | ||
| ↳ | 141.1 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 1.293 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2396 | - | — | ||
| ↳ | 0.4200 | - | — | ||
Shear Modulus(G)3 entries | 83.79 | GPa | — | ||
| ↳ | 83.79 | GPa | — | ||
| ↳ | 48.65 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.157 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 4.564 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2207 | eV/atom | — |