Au4Na4Se8
Au4Na4Se8 is a thermodynamically stable semiconducting compound composed of gold, sodium, and selenium.
About Au4Na4Se8
Au4Na4Se8 is a complex ternary chalcogenide that exhibits semiconducting electronic properties. As a thermodynamically stable compound residing on the convex hull, it represents a robust structural arrangement of gold, sodium, and selenium atoms. Its stability makes it an intriguing subject for fundamental studies in solid-state chemistry and materials design.
The compound is characterized by a well-defined structural framework that has been documented across multiple independent databases. Its specific electronic nature suggests potential utility in specialized optoelectronic or sensing applications where precise band structure control is required.
Key Properties
Cross-validated computational properties for Au4Na4Se8, 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 Au4Na4Se8 is used.
Frequently Asked Questions
Common questions about Au4Na4Se8, answered from cross-validated data.
What is Au4Na4Se8?
Au4Na4Se8 is a thermodynamically stable semiconducting compound composed of gold, sodium, and selenium.
What is Au4Na4Se8 used for?
What is the band gap of Au4Na4Se8?
Is Au4Na4Se8 a metal, semiconductor, or insulator?
Is Au4Na4Se8 thermodynamically stable?
How many polymorphs of Au4Na4Se8 are known?
What elements does Au4Na4Se8 contain?
Where does the data for Au4Na4Se8 come from?
How It Compares
As a unique ternary phase, Au4Na4Se8 serves as a distinct example of how alkali metals can stabilize gold-chalcogenide networks. It occupies a specialized niche in materials science, providing a stable structural archetype that contrasts with more common binary or simple ternary semiconductors.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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