Na2PtSe2
Na2PtSe2 is a thermodynamically stable semiconducting ternary compound containing sodium, platinum, and selenium.
About Na2PtSe2
Na2PtSe2 is a distinct semiconducting compound within the platinum-group alloy catalyst family. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural configuration that provides a reliable platform for investigating electronic behavior in ternary chalcogenides.
This material is primarily utilized in advanced materials research where its specific electronic character is leveraged for potential catalytic applications. Its structural integrity makes it a subject of interest for those studying the fundamental interactions between alkali metals, noble metals, and chalcogens.
Key Properties
Cross-validated computational properties for Na2PtSe2, 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 Na2PtSe2 is used.
Frequently Asked Questions
Common questions about Na2PtSe2, answered from cross-validated data.
What is Na2PtSe2?
Na2PtSe2 is a thermodynamically stable semiconducting ternary compound containing sodium, platinum, and selenium.
What is Na2PtSe2 used for?
What is the band gap of Na2PtSe2?
Is Na2PtSe2 a metal, semiconductor, or insulator?
Is Na2PtSe2 thermodynamically stable?
How many polymorphs of Na2PtSe2 are known?
What elements does Na2PtSe2 contain?
Where does the data for Na2PtSe2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Unlike the metallic or binary intermetallic phases such as As2Pt or IrSe2, Na2PtSe2 incorporates an alkali metal component that significantly alters its electronic landscape, shifting the material toward a semiconducting state. While many platinum-group alloys in this class are characterized by metallic conductivity, this compound stands out by maintaining stability while exhibiting a gap in its electronic structure.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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