Al8B8O28Rb8
Al8B8O28Rb8 is a stable, wide-band-gap insulating compound composed of aluminum, boron, oxygen, and rubidium.

About Al8B8O28Rb8
Al8B8O28Rb8 is a complex oxide featuring aluminum, boron, and rubidium. As a thermodynamically stable phase located on the convex hull, it represents a robust structural configuration within its chemical system.
This material exhibits a wide-band-gap insulating electronic character, making it an interesting candidate for applications requiring dielectric stability. Its unique composition allows for specialized uses where high-performance inorganic insulators are necessary.
Key Properties
Cross-validated computational properties for Al8B8O28Rb8, 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.
Applications
Where Al8B8O28Rb8 is used.
Frequently Asked Questions
Common questions about Al8B8O28Rb8, answered from cross-validated data.
What is Al8B8O28Rb8?
Al8B8O28Rb8 is a stable, wide-band-gap insulating compound composed of aluminum, boron, oxygen, and rubidium.
What is Al8B8O28Rb8 used for?
What is the band gap of Al8B8O28Rb8?
Is Al8B8O28Rb8 a metal, semiconductor, or insulator?
Is Al8B8O28Rb8 thermodynamically stable?
How many polymorphs of Al8B8O28Rb8 are known?
What elements does Al8B8O28Rb8 contain?
Where does the data for Al8B8O28Rb8 come from?
How It Compares
As a distinct member of the aluminoborate family, Al8B8O28Rb8 stands out for its thermodynamic stability and well-defined structural framework. While it shares the insulating nature common to many complex oxides in this category, its specific stoichiometry provides a unique structural environment compared to other alkali-metal-doped borates.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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