Fe11Si5 is an iron-silicon intermetallic compound that belongs to the family of transition metal silicides. This material is primarily of research and development interest rather than a widely commercialized product, studied for its potential in high-temperature structural applications where conventional steels reach their limits. The iron-silicon system offers opportunities for lightweight, high-stiffness components due to the intermetallic bonding, though such materials typically require careful processing to manage brittleness and oxidation resistance.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 218.3 | GPa | — | ||
| ↳ | 225.2 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.6910 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν)2 entries | 0.2861 | - | — | ||
| ↳ | 0.3000 | - | — | ||
Shear Modulus(G)2 entries | 108.9 | GPa | — | ||
| ↳ | 111.4 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.230 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01630 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2876 | eV/atom | — |