Co₂Si is an intermetallic compound in the cobalt-silicon system, representing a hard ceramic-like material with metallic bonding characteristics. It is primarily investigated in materials research for high-temperature structural applications and wear-resistant coatings, where its stiffness and density make it relevant to aerospace and engine component development. While not yet widely deployed in mainstream production, cobalt silicides are of continued interest as candidates for thermal barrier coatings, cutting tools, and high-temperature structural reinforcement where conventional alloys reach their limits.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 225.3 | GPa | — | ||
| ↳ | 225.3 | GPa | — | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | — | ||
Elastic Anisotropy(AU) | 0.1262 | - | — | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | Pa | — | ||
Poisson's Ratio(ν) | 0.2947 | - | — | ||
Shear Modulus(G)2 entries | 107.2 | GPa | — | ||
| ↳ | 107.2 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.540 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Seebeck Coefficient(S) | -19.01 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -0.3928 | eV/atom | — | ||
| ↳ | -0.3856 | eV/atom | — |