NaCuO2

NaCuO2 is a thermodynamically stable, semiconducting ternary oxide of sodium and copper.

CuNaO
Crystal structure of NaCuO2
Ground-state structure · Materials Project
Overview

About NaCuO2

NaCuO2 is a distinct ternary oxide composed of sodium, copper, and oxygen. As a thermodynamically stable phase located on the convex hull, it represents a robust configuration within its chemical system, making it a significant subject for structural analysis.

This semiconducting material has garnered considerable attention in materials science, supported by a diverse range of reported structural variations across multiple databases. Its electronic character and stability profile position it as an intriguing candidate for fundamental studies in transition metal oxide chemistry.

At a glance

Key Properties

Cross-validated computational properties for NaCuO2, aggregated across 3 databases.

Band Gap

0.45–0.79 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

23
3 databases, 6 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting NaCuO2.

Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where NaCuO2 is used.

Materials science researchSolid-state chemistry studiesTransition metal oxide exploration
Reference

Frequently Asked Questions

Common questions about NaCuO2, answered from cross-validated data.

What is NaCuO2?

NaCuO2 is a thermodynamically stable, semiconducting ternary oxide of sodium and copper.

More questions
What is NaCuO2 used for?
NaCuO2 is used in materials science research, solid-state chemistry studies, and transition metal oxide exploration.
What is the band gap of NaCuO2?
NaCuO2 has a DFT-computed band gap of 0.45–0.79 eV across 23 reported structures.
Is NaCuO2 a metal, semiconductor, or insulator?
With a band gap up to 0.79 eV it is a semiconductor.
Is NaCuO2 thermodynamically stable?
Yes — NaCuO2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of NaCuO2 are known?
23 structures of NaCuO2 are reported across 3 databases, spanning 6 distinct space groups.
How is NaCuO2 synthesized?
Literature-reported routes for NaCuO2 include sol gel.
What elements does NaCuO2 contain?
NaCuO2 contains Cu, Na, and O (3 elements).
Where does the data for NaCuO2 come from?
NaCuO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary oxide, NaCuO2 serves as a foundational reference point for understanding the interplay between alkali metals and copper-oxygen frameworks. Without direct siblings in this specific classification, it stands as a primary example of stable copper-based complex oxides that warrant further investigation into their electronic and structural behaviors.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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