La4CoO8
La4CoO8 is a metastable semiconducting lanthanum cobalt oxide used in research for oxygen-evolution catalysis.
About La4CoO8
La4CoO8 is a complex lanthanum cobalt oxide that functions as a semiconducting material. Its metastable nature makes it a subject of significant interest for researchers aiming to understand phase stability and structural transformations in transition metal oxides.
Within the broader field of oxygen-evolution catalysts, this compound is studied for its potential to facilitate electrochemical reactions. Its unique electronic character and structural arrangement provide a distinct platform for exploring catalytic activity in energy storage and conversion technologies.
Key Properties
Cross-validated computational properties for La4CoO8, 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 La4CoO8 is used.
Frequently Asked Questions
Common questions about La4CoO8, answered from cross-validated data.
What is La4CoO8?
La4CoO8 is a metastable semiconducting lanthanum cobalt oxide used in research for oxygen-evolution catalysis.
What is La4CoO8 used for?
What is the band gap of La4CoO8?
Is La4CoO8 a metal, semiconductor, or insulator?
Is La4CoO8 thermodynamically stable?
How many polymorphs of La4CoO8 are known?
What elements does La4CoO8 contain?
Where does the data for La4CoO8 come from?
How It Compares
Within the oxide oxygen-evolution catalysts class.
Compared to more common perovskite-based catalysts like LaNiO3 or LaMnO3, La4CoO8 occupies a niche position due to its metastability. While materials such as LiCoO2 are widely utilized in commercial battery electrodes, La4CoO8 is primarily investigated in laboratory settings to push the boundaries of catalytic performance in specialized oxide systems.
Related Compounds
Other Oxide Oxygen-Evolution Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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