Rb2NaBiCl6 is a halide perovskite ceramic compound belonging to the double perovskite family, which combines alkali metals (rubidium and sodium) with bismuth and chlorine in a structured ionic lattice. This material is primarily investigated in research contexts for optoelectronic applications, particularly as a lead-free alternative in photovoltaic and scintillation detector systems where bismuth substitution offers reduced toxicity compared to conventional lead-based perovskites. Engineers consider halide perovskites like this for next-generation solar cells, X-ray detectors, and radiation sensing due to their tunable bandgap and ionic conductivity, though the material remains largely in the development phase with ongoing work to optimize stability and performance.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.289 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 3.809 | eV | DFT · OptB88vdW | ||
| ↳ | 4.761 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 3.439 | - | DFT · OptB88vdW | ||
| ↳ | 2.793 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 0.6600 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 2.910 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00249 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00122 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -257.7 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 368.4 | 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) | -1.648 | 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