SmC₂ is a samarium carbide ceramic compound belonging to the rare-earth carbide family, which combines the hardness and thermal stability of carbides with properties influenced by the lanthanide element samarium. This material is primarily of research and developmental interest rather than widespread industrial production, with applications being explored in high-temperature structural applications, wear-resistant coatings, and specialized cutting tools where rare-earth carbides offer advantages over traditional tungsten or titanium carbides. Engineers would consider SmC₂ when conventional carbides prove insufficient for extreme thermal cycling, oxidation resistance, or when the unique electronic or chemical properties of samarium-containing systems provide specific benefits for advanced composites or specialized aerospace/defense applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 16,873.7 | ksi | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.3600 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 8,895.2 | ksi | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2312 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | DFT · OptB88vdW | ||
| ↳ | 0.6500 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 69.05 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000559 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000567 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -7.907 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | -7.987 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 21.63 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf)2 entries | -0.3011 | eV/atom | DFT · OptB88vdW | ||
| ↳ | -0.2664 | eV/atom | Measured |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data