Au2K2Na4O4
Au2K2Na4O4 is a stable, semiconducting quaternary oxide composed of gold, potassium, sodium, and oxygen.
About Au2K2Na4O4
Au2K2Na4O4 is a complex oxide featuring gold, potassium, and sodium, characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a well-defined structural arrangement within the quaternary oxide landscape.
This material is notable for its structural diversity, with multiple reported configurations across various databases. Its stability and electronic profile make it an intriguing subject for fundamental research into the behavior of gold-containing alkali metal oxides.
Key Properties
Cross-validated computational properties for Au2K2Na4O4, 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 Au2K2Na4O4, answered from cross-validated data.
What is Au2K2Na4O4?
Au2K2Na4O4 is a stable, semiconducting quaternary oxide composed of gold, potassium, sodium, and oxygen.
What is the band gap of Au2K2Na4O4?
Is Au2K2Na4O4 a metal, semiconductor, or insulator?
Is Au2K2Na4O4 thermodynamically stable?
How many polymorphs of Au2K2Na4O4 are known?
What elements does Au2K2Na4O4 contain?
Where does the data for Au2K2Na4O4 come from?
How It Compares
As a unique quaternary oxide, Au2K2Na4O4 serves as a distinct representative of its chemical family. Without close structural analogs currently identified in this specific class, it stands as a baseline for understanding how gold integrates into alkali-rich oxide frameworks.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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