Na2ZnSe2
Na2ZnSe2 is a thermodynamically stable semiconducting ternary chalcogenide composed of sodium, zinc, and selenium.
About Na2ZnSe2
Na2ZnSe2 is a ternary chalcogenide that exists as a thermodynamically stable phase on the convex hull. As a semiconducting material, it exhibits electronic properties that make it a subject of interest for fundamental solid-state research and potential optoelectronic applications.
With multiple reported structures across various databases, this compound represents a well-characterized member of its chemical family. Its structural flexibility and stable nature provide a foundation for investigating the interplay between alkali metal cations and zinc-chalcogenide frameworks.
Key Properties
Cross-validated computational properties for Na2ZnSe2, 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 Na2ZnSe2 is used.
Frequently Asked Questions
Common questions about Na2ZnSe2, answered from cross-validated data.
What is Na2ZnSe2?
Na2ZnSe2 is a thermodynamically stable semiconducting ternary chalcogenide composed of sodium, zinc, and selenium.
What is Na2ZnSe2 used for?
What is the band gap of Na2ZnSe2?
Is Na2ZnSe2 a metal, semiconductor, or insulator?
Is Na2ZnSe2 thermodynamically stable?
How many polymorphs of Na2ZnSe2 are known?
What elements does Na2ZnSe2 contain?
Where does the data for Na2ZnSe2 come from?
How It Compares
As a stable ternary chalcogenide, Na2ZnSe2 serves as a representative example of the structural diversity found in alkali-zinc-selenide systems. It occupies a distinct position in the chemical space of its class, offering a baseline for understanding the electronic and structural trends that govern similar semiconducting quaternary or ternary compounds.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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