RbCr3O8
RbCr3O8 is a stable, semiconducting ternary oxide used in the study of advanced catalytic materials.
About RbCr3O8
RbCr3O8 is a thermodynamically stable oxide that functions as a semiconducting member of the spinel-related catalyst family. Its robust structural integrity and electronic properties make it a subject of interest for researchers investigating complex transition metal oxides for specialized chemical processes. The compound benefits from a well-documented structural history, with multiple reported configurations across major databases. This stability and data availability facilitate its use in fundamental studies aimed at understanding how alkali metal incorporation influences the catalytic behavior of chromium-based oxide frameworks.
Key Properties
Cross-validated computational properties for RbCr3O8, 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 RbCr3O8 is used.
Frequently Asked Questions
Common questions about RbCr3O8, answered from cross-validated data.
What is RbCr3O8?
RbCr3O8 is a stable, semiconducting ternary oxide used in the study of advanced catalytic materials.
What is RbCr3O8 used for?
What is the band gap of RbCr3O8?
Is RbCr3O8 a metal, semiconductor, or insulator?
Is RbCr3O8 thermodynamically stable?
How many polymorphs of RbCr3O8 are known?
What elements does RbCr3O8 contain?
Where does the data for RbCr3O8 come from?
How It Compares
Within the spinel oxide catalysts class.
Unlike the simple binary oxides in its class such as ZnO or CuO, RbCr3O8 features a more complex ternary structure that allows for distinct electronic tuning. While classic spinel systems like MgAl2O4 are primarily valued for their structural stability and insulating nature, RbCr3O8 offers a semiconducting character that differentiates it from the more common perovskite-structured catalysts like LaMnO3 or LaAlO3.
Related Compounds
Other Spinel Oxide Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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