K2PdSe2
K2PdSe2 is a stable, semiconducting alloy containing potassium, palladium, and selenium that is studied for its unique electronic properties.
About K2PdSe2
K2PdSe2 is a thermodynamically stable compound within the platinum-group alloy catalyst class. As a semiconducting material, it exhibits distinct electronic behavior that distinguishes it from more metallic alloy counterparts. Its presence on the convex hull indicates high structural integrity, making it a reliable subject for fundamental materials research.
This compound is characterized by its specific arrangement of potassium, palladium, and selenium atoms, which contribute to its semiconducting nature. It serves as a valuable model for understanding how platinum-group elements can be integrated into complex lattice structures to tune electronic properties for potential catalytic or sensing applications.
Key Properties
Cross-validated computational properties for K2PdSe2, aggregated across 4 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 K2PdSe2 is used.
Frequently Asked Questions
Common questions about K2PdSe2, answered from cross-validated data.
What is K2PdSe2?
K2PdSe2 is a stable, semiconducting alloy containing potassium, palladium, and selenium that is studied for its unique electronic properties.
What is K2PdSe2 used for?
What is the band gap of K2PdSe2?
Is K2PdSe2 a metal, semiconductor, or insulator?
Is K2PdSe2 thermodynamically stable?
How many polymorphs of K2PdSe2 are known?
What elements does K2PdSe2 contain?
Where does the data for K2PdSe2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Unlike metallic catalysts such as BaPd or LaRh, K2PdSe2 functions as a semiconductor, placing it in a unique niche within the platinum-group alloy family. While many members of this class, such as IrSe2 or GeRu, are primarily investigated for their metallic or superconducting traits, K2PdSe2 provides a distinct electronic profile that broadens the functional diversity of the group.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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