Au₄Bi₄Br₂₄ is a mixed-halide perovskite semiconductor compound containing gold, bismuth, and bromine—a member of the emerging halide perovskite family that has attracted significant research attention for optoelectronic applications. This is an experimental/research material rather than an established commercial product; compounds in this family are being investigated for their tunable bandgaps, potential photoluminescence, and semiconducting behavior, though stability and scalability remain active research challenges. Researchers select gold-bismuth halide perovskites over more conventional semiconductors when exploring novel light-emitting devices, radiation detection, or photovoltaic prototypes where the unique electronic structure and compositional flexibility of halide perovskites offer advantages.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 20.62 | GPa | — | ||
Shear Modulus(G) | 9.133 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.138 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.4450 | eV/atom | — |