Cs12O56Sb20
Cs12O56Sb20 is a thermodynamically stable semiconducting compound containing cesium, oxygen, and antimony.
About Cs12O56Sb20
Cs12O56Sb20 is a complex inorganic compound composed of cesium, oxygen, and antimony. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement that is well-supported by current computational data across multiple databases.
This material exhibits semiconducting electronic character, making it a subject of interest for researchers investigating specialized electronic properties. Its distinct stoichiometry and stability profile suggest potential utility in advanced chemical synthesis or as a precursor in solid-state material development.
Key Properties
Cross-validated computational properties for Cs12O56Sb20, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Reported Structures
Lowest-energy structures reported for Cs12O56Sb20, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| Pbam (No. 55) | orthorhombic | 1.19 | 0.0000 | -6.169 | 5.66 |
| — | — | — | — | — | 5.66 |
| Pbam (No. 55) | — | — | — | — | — |
| — | — | — | — | — | 5.66 |
Frequently Asked Questions
Common questions about Cs12O56Sb20, answered from cross-validated data.
What is Cs12O56Sb20?
Cs12O56Sb20 is a thermodynamically stable semiconducting compound containing cesium, oxygen, and antimony.
What is the band gap of Cs12O56Sb20?
Is Cs12O56Sb20 a metal, semiconductor, or insulator?
Is Cs12O56Sb20 thermodynamically stable?
What is the crystal structure of Cs12O56Sb20?
What is the density of Cs12O56Sb20?
How many polymorphs of Cs12O56Sb20 are known?
What elements does Cs12O56Sb20 contain?
Where does the data for Cs12O56Sb20 come from?
How It Compares
As a unique member of its chemical system, Cs12O56Sb20 stands out for its structural stability and well-defined electronic behavior, serving as a benchmark for understanding complex ternary oxides containing heavy elements like cesium and antimony.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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