Cu8Ho8O20
Cu8Ho8O20 is a metastable, semiconducting spinel oxide containing copper and holmium that is primarily studied for its potential catalytic utility.

About Cu8Ho8O20
Cu8Ho8O20 is a complex spinel oxide characterized by its semiconducting electronic nature. As a metastable phase, it represents a specialized configuration within the broader family of transition metal and rare-earth oxide catalysts, offering distinct coordination environments for surface-active processes. Its structural complexity makes it a subject of interest for researchers investigating non-equilibrium material phases.
This compound functions as a specialized catalytic material where its electronic properties are leveraged for chemical transformations. By incorporating both copper and holmium, it provides a unique metallic landscape that differs from simpler binary oxides, making it a valuable addition to the study of high-order spinel-related architectures.
Key Properties
Cross-validated computational properties for Cu8Ho8O20, 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 Cu8Ho8O20 is used.
Frequently Asked Questions
Common questions about Cu8Ho8O20, answered from cross-validated data.
What is Cu8Ho8O20?
Cu8Ho8O20 is a metastable, semiconducting spinel oxide containing copper and holmium that is primarily studied for its potential catalytic utility.
What is Cu8Ho8O20 used for?
What is the band gap of Cu8Ho8O20?
Is Cu8Ho8O20 a metal, semiconductor, or insulator?
Is Cu8Ho8O20 thermodynamically stable?
How many polymorphs of Cu8Ho8O20 are known?
What elements does Cu8Ho8O20 contain?
Where does the data for Cu8Ho8O20 come from?
How It Compares
Within the spinel oxide catalysts class.
Unlike simple binary oxides such as CuO, NiO, or ZnO, which are widely utilized for their robust and well-understood catalytic properties, Cu8Ho8O20 represents a more intricate, metastable structural arrangement. While materials like MgAl2O4 serve as standard structural templates for spinels, this copper-holmium variant offers a more specialized electronic profile compared to the perovskite-structured oxides like LaMnO3 or LaAlO3, positioning it as a niche candidate for targeted catalytic applications.
Related Compounds
Other Spinel Oxide Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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