Na3CuO3
Na3CuO3 is a thermodynamically stable semiconducting oxide containing sodium, copper, and oxygen.

About Na3CuO3
Na3CuO3 is a thermodynamically stable ternary oxide composed of sodium, copper, and oxygen. As a member of the copper-based oxide family, it exhibits semiconducting electronic behavior, making it a subject of interest for fundamental solid-state chemistry and materials science investigations.
Its position on the convex hull confirms its thermodynamic stability, suggesting robust structural integrity under standard conditions. The compound has been characterized across multiple structural databases, reflecting significant interest in its crystallographic arrangement and electronic configuration.
Key Properties
Cross-validated computational properties for Na3CuO3, 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.
Frequently Asked Questions
Common questions about Na3CuO3, answered from cross-validated data.
What is Na3CuO3?
Na3CuO3 is a thermodynamically stable semiconducting oxide containing sodium, copper, and oxygen.
What is the band gap of Na3CuO3?
Is Na3CuO3 a metal, semiconductor, or insulator?
Is Na3CuO3 thermodynamically stable?
How many polymorphs of Na3CuO3 are known?
What elements does Na3CuO3 contain?
Where does the data for Na3CuO3 come from?
How It Compares
As a distinct ternary oxide, Na3CuO3 serves as a representative example of copper-sodium-oxygen chemistry. Without direct structural siblings in this specific class, it stands as a unique reference point for exploring the electronic and structural trends within alkali metal cuprates.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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