K2NaAsBr6 is an inorganic halide perovskite ceramic compound composed of potassium, sodium, arsenic, and bromine. This material belongs to the family of double perovskites and related halide structures, which are primarily investigated in research contexts for optoelectronic and photovoltaic applications. While not yet widely deployed in commercial products, halide perovskites of this composition are studied for their tunable bandgap, potential semiconducting properties, and applications in next-generation solar cells and light-emitting devices, though stability and toxicity concerns (arsenic content) remain development barriers compared to lead-free alternatives.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.341 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.497 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 4.663 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.02510 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.237 | 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