Co2K4O5
Co2K4O5 is a semiconducting cobalt-potassium oxide studied for its potential utility in oxygen-evolution catalysis.
About Co2K4O5
Co2K4O5 is a complex cobalt-potassium oxide categorized within the group of oxygen-evolution catalysts. As a semiconducting material, it represents a specialized chemical composition designed to facilitate electrochemical reactions at the surface interface.
Due to its position above the thermodynamic hull, this compound is considered metastable, making it a subject of interest for researchers studying synthetic pathways and structural transformations in oxide systems. Its unique arrangement of cobalt and potassium ions provides a distinct framework for exploring catalytic activity.
Key Properties
Cross-validated computational properties for Co2K4O5, 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 Co2K4O5 is used.
Frequently Asked Questions
Common questions about Co2K4O5, answered from cross-validated data.
What is Co2K4O5?
Co2K4O5 is a semiconducting cobalt-potassium oxide studied for its potential utility in oxygen-evolution catalysis.
What is Co2K4O5 used for?
What is the band gap of Co2K4O5?
Is Co2K4O5 a metal, semiconductor, or insulator?
Is Co2K4O5 thermodynamically stable?
How many polymorphs of Co2K4O5 are known?
What elements does Co2K4O5 contain?
Where does the data for Co2K4O5 come from?
How It Compares
Within the oxide oxygen-evolution catalysts class.
Within the diverse family of oxide catalysts, Co2K4O5 occupies a niche position compared to more robust, thermodynamically stable members like LiCoO2 or LaMnO3. While compounds such as LiCoO2 are widely utilized for their structural integrity and predictable performance in electrochemical environments, Co2K4O5 serves as an experimental candidate that challenges conventional stability paradigms in the search for high-efficiency oxygen-evolution materials.
Related Compounds
Other Oxide Oxygen-Evolution Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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