YbB4O7 is a rare-earth borate ceramic composed of ytterbium and boron oxide, belonging to the family of advanced oxide ceramics used in high-temperature and specialized optical applications. This material is primarily explored in research contexts for its potential in optoelectronic devices, laser hosts, and scintillator applications where rare-earth-doped ceramics offer tunable luminescence and radiation detection capabilities. Engineers would consider YbB4O7 when conventional transparent ceramics or phosphors are insufficient, particularly in environments requiring thermal stability combined with optical functionality, though availability and cost typically limit use to specialized defense, medical imaging, or research instrumentation.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.701 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 7.497 | eV | DFT · OptB88vdW | ||
| ↳ | 9.569 | eV | DFT · TBmBJ | ||
Dielectric Constant (Relative Permittivity)(εr) | 13.69 | - | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 3.199 | - | DFT · OptB88vdW | ||
| ↳ | 2.713 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.6750 | C/m² | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000819 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.000839 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -154.4 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 399.6 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 0.000 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -2.854 | 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