Na4I2O
Na4I2O is a thermodynamically stable, semiconducting inorganic compound that demonstrates complex structural diversity.

About Na4I2O
Na4I2O is a distinct inorganic compound characterized by its semiconducting electronic nature. As a material that resides on the convex hull, it exhibits notable thermodynamic stability, marking it as a significant subject for structural analysis within its chemical system.
With multiple reported structures across various databases, this compound serves as a valuable case study for researchers investigating complex sodium-iodine-oxygen frameworks. Its stability and electronic properties make it a compelling candidate for further exploration in solid-state chemistry.
Key Properties
Cross-validated computational properties for Na4I2O, 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 Na4I2O, answered from cross-validated data.
What is Na4I2O?
Na4I2O is a thermodynamically stable, semiconducting inorganic compound that demonstrates complex structural diversity.
What is the band gap of Na4I2O?
Is Na4I2O a metal, semiconductor, or insulator?
Is Na4I2O thermodynamically stable?
How many polymorphs of Na4I2O are known?
What elements does Na4I2O contain?
Where does the data for Na4I2O come from?
How It Compares
As a unique compound within its specific chemical system, Na4I2O serves as a fundamental reference point for understanding the interplay between alkali metals, halogens, and oxygen in stable crystalline arrangements.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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