Co2As2O7
Co2As2O7 is a semiconducting cobalt arsenate oxide being studied for its potential role in electrochemical oxygen-evolution catalysis.
About Co2As2O7
Co2As2O7 is a semiconducting oxide that functions as a candidate material for oxygen-evolution catalysis. Its status as a near-hull stable compound suggests it is a viable target for experimental synthesis and structural characterization within the broader family of transition metal oxides.
This material is of interest to researchers exploring efficient catalysts for electrochemical energy conversion. By leveraging its semiconducting electronic character, scientists aim to optimize charge transfer processes required for water splitting and related catalytic applications.
Key Properties
Cross-validated computational properties for Co2As2O7, 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 Co2As2O7 is used.
Frequently Asked Questions
Common questions about Co2As2O7, answered from cross-validated data.
What is Co2As2O7?
Co2As2O7 is a semiconducting cobalt arsenate oxide being studied for its potential role in electrochemical oxygen-evolution catalysis.
What is Co2As2O7 used for?
What is the band gap of Co2As2O7?
Is Co2As2O7 a metal, semiconductor, or insulator?
Is Co2As2O7 thermodynamically stable?
How many polymorphs of Co2As2O7 are known?
What elements does Co2As2O7 contain?
Where does the data for Co2As2O7 come from?
How It Compares
Within the oxide oxygen-evolution catalysts class.
Unlike the well-established battery cathode materials such as LiCoO2 or LiMn2O4, Co2As2O7 represents a more specialized exploration within the oxide catalyst class. While compounds like NiO are standard benchmarks for catalytic performance, Co2As2O7 provides a distinct structural framework that distinguishes it from the perovskite-based members like LaNiO3 or BiFeO3.
Related Compounds
Other Oxide Oxygen-Evolution Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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