Cu8O40Se8
Cu8O40Se8 is a complex, semiconducting copper-based oxide catalyst that is currently being investigated for its unique structural and electronic properties.

About Cu8O40Se8
Cu8O40Se8 is a complex semiconducting material categorized within the broader family of spinel oxide catalysts. Its unique composition of copper, oxygen, and selenium suggests specialized electronic behavior that distinguishes it from simpler binary oxides. Although it currently sits above the thermodynamic hull, its structural complexity makes it a subject of interest for fundamental materials research.
This compound is primarily studied for its potential utility in catalytic processes where specific electronic environments are required. By exploring its structural configurations, researchers aim to understand how such complex oxides can be stabilized or utilized in advanced chemical applications where traditional, more stable spinel structures might not offer the same performance characteristics.
Key Properties
Cross-validated computational properties for Cu8O40Se8, 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 Cu8O40Se8 is used.
Frequently Asked Questions
Common questions about Cu8O40Se8, answered from cross-validated data.
What is Cu8O40Se8?
Cu8O40Se8 is a complex, semiconducting copper-based oxide catalyst that is currently being investigated for its unique structural and electronic properties.
What is Cu8O40Se8 used for?
What is the band gap of Cu8O40Se8?
Is Cu8O40Se8 a metal, semiconductor, or insulator?
Is Cu8O40Se8 thermodynamically stable?
How many polymorphs of Cu8O40Se8 are known?
What elements does Cu8O40Se8 contain?
Where does the data for Cu8O40Se8 come from?
How It Compares
Within the spinel oxide catalysts class.
Unlike the highly stable and widely utilized MgAl2O4 spinel or simple binary oxides like ZnO and NiO, Cu8O40Se8 represents a more exotic and less thermodynamically favored member of the oxide catalyst class. While compounds like LaNiO3 and LaMnO3 are frequently employed for their robust catalytic activity, Cu8O40Se8 serves as a specialized research candidate for exploring non-traditional bonding environments within the spinel framework.
Related Compounds
Other Spinel Oxide Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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