SmEr3Se6 is a rare-earth selenide ceramic compound containing samarium and erbium, representing a class of materials studied for their potential electronic and optical properties at the intersection of rare-earth chemistry and chalcogenide ceramics. This is primarily a research material rather than an established industrial ceramic; compounds in this family are investigated for applications requiring specific electronic structure or luminescent properties, though they have not yet achieved widespread commercial deployment. The material's value lies in fundamental materials science exploration of rare-earth selenide systems, which may eventually enable specialized applications in optoelectronics or thermal management where conventional ceramics are insufficient.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.190 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.8100 | eV | DFT · OptB88vdW | ||
| ↳ | 1.371 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 8.686 | - | DFT · OptB88vdW | ||
| ↳ | 6.970 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 1.200 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 0.9000 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000987 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00102 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -155.9 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 175.7 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 33.90 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.953 | 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