Cr₂GaC is a ternary carbide compound belonging to the MAX phase family, which combines metallic and ceramic characteristics through its layered crystal structure. This material is primarily investigated in research contexts for high-temperature structural applications, where its combination of stiffness, thermal stability, and damage tolerance offers potential advantages over conventional ceramics or superalloys. Engineers consider MAX phases like Cr₂GaC for extreme environments where thermal shock resistance and machinability (unusual for ceramic-like materials) are critical, though industrial adoption remains limited pending further development and scale-up.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 180.0 | GPa | DFT | ||
| ↳ | 185.0 | GPa | DFT | ||
| ↳ | 29.40 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | -0.02000 | - | DFT · OptB88vdW | ||
Shear Modulus(G)3 entries | 115.8 | GPa | DFT | ||
| ↳ | 114.0 | GPa | DFT | ||
| ↳ | 46.85 | GPa | DFT · OptB88vdW | ||
Young's Modulus(E) | 283.0 | GPa | DFT |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 6.914 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000211 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000203 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -9.153 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | -9.177 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000500 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.1463 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data