Al4B4Cs4O14
Al4B4Cs4O14 is a stable, wide-band-gap insulating quaternary oxide containing aluminum, boron, cesium, and oxygen.
About Al4B4Cs4O14
Al4B4Cs4O14 is a complex inorganic compound composed of aluminum, boron, cesium, and oxygen. As a thermodynamically stable phase located on the convex hull, it represents a robust structural arrangement of these elements that maintains integrity under standard conditions. Its electronic character is defined as a wide-band-gap insulator, suggesting high electrical resistivity and potential utility in applications requiring dielectric stability. The material has been identified across multiple structural databases, reflecting its significance in systematic chemical exploration. Its unique combination of alkali metal and amphoteric metal oxides positions it as an interesting subject for fundamental solid-state research.
Key Properties
Cross-validated computational properties for Al4B4Cs4O14, 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 Al4B4Cs4O14, 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. |
|---|---|---|---|---|---|
| P21/c (No. 14) | monoclinic | 4.25 | 0.0000 | -7.382 | 3.47 |
| P21/c (No. 14) | — | — | — | — | — |
| — | — | — | — | — | 2.69 |
Applications
Where Al4B4Cs4O14 is used.
Frequently Asked Questions
Common questions about Al4B4Cs4O14, answered from cross-validated data.
What is Al4B4Cs4O14?
Al4B4Cs4O14 is a stable, wide-band-gap insulating quaternary oxide containing aluminum, boron, cesium, and oxygen.
What is Al4B4Cs4O14 used for?
What is the band gap of Al4B4Cs4O14?
Is Al4B4Cs4O14 a metal, semiconductor, or insulator?
Is Al4B4Cs4O14 thermodynamically stable?
What is the crystal structure of Al4B4Cs4O14?
What is the density of Al4B4Cs4O14?
How many polymorphs of Al4B4Cs4O14 are known?
What elements does Al4B4Cs4O14 contain?
Where does the data for Al4B4Cs4O14 come from?
How It Compares
As a distinct quaternary oxide, Al4B4Cs4O14 occupies a unique position in the landscape of complex borates. While it lacks direct structural siblings in this specific dataset, it serves as a representative example of how cesium incorporation can stabilize intricate aluminum-boron-oxygen frameworks, offering a benchmark for future studies into similar insulating oxide systems.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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