Ca₄Al₂Sb₂O₁₀ is a mixed-valence calcium aluminate antimonite compound belonging to the oxide semiconductor family, characterized by a complex crystal structure combining alkaline-earth, amphoteric, and pnictogen elements. This is a research-phase material studied primarily for its potential in optoelectronic and photocatalytic applications, where the interplay between aluminum and antimony oxidation states can generate useful electronic and optical properties. The material family represents an emerging frontier in composite oxide semiconductors, offering opportunities for tailored band gap engineering and solid-state functionality that conventional binary oxides cannot achieve.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 84.24 | GPa | — | ||
Shear Modulus(G) | 31.55 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.613 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -2.675 | eV/atom | — |