Tb4Se3N2 is a rare-earth ceramic compound combining terbium with selenium and nitrogen, belonging to the family of mixed anion ceramics that are primarily of research interest. This material is not widely established in conventional engineering applications; it represents exploratory work in advanced ceramics where rare-earth elements are combined with multiple anion types to achieve novel electronic, optical, or thermal properties. Interest in such compounds typically stems from potential applications in high-temperature environments, specialized optical devices, or as precursors for functional coatings, though practical industrial adoption remains limited and engineering use would require project-specific performance validation.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.181 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.397 | eV | DFT · OptB88vdW | ||
| ↳ | 1.997 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 6.070 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 1.953 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 1.777 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00107 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00158 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -225.4 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 212.9 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 23.02 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.940 | 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