Ba₄BiBr is a barium bismuth halide ceramic compound representing a ternary ionic material combining alkaline earth and post-transition metal chemistry. This is primarily a research-phase material studied for its structural and electronic properties rather than an established commercial ceramic. The compound belongs to the halide perovskite and related ceramic families being investigated for potential applications in optoelectronic devices, solid-state semiconductors, and scintillation materials, where bismuth-containing ceramics offer unique photon-absorption and carrier-transport characteristics.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 15.37 | GPa | — | ||
Shear Modulus(G) | -3.560 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.457 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.7462 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2769 | eV/atom | — |