DyFeSi is an intermetallic compound combining dysprosium (a rare-earth element), iron, and silicon. This material is primarily of research and specialized industrial interest, valued for its magnetic and thermal properties that emerge from rare-earth–transition metal interactions. Applications span magnetic refrigeration systems, permanent magnet technologies, and high-temperature structural applications where rare-earth strengthening is beneficial, though it remains less common than established alternatives like Nd–Fe–B magnets or conventional steels in mainstream engineering.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 104.8 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.2700 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 58.86 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.766 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | DFT · OptB88vdW | ||
| ↳ | 0.000 | eV | Measured | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000224 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000236 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -9.600 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | -9.980 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.6330 | 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