Au2Hf1Pd1
Au2Hf1Pd1 is a semiconducting ternary intermetallic alloy composed of gold, hafnium, and palladium that is primarily studied for its potential catalytic properties.
About Au2Hf1Pd1
Au2Hf1Pd1 is an intriguing ternary intermetallic compound classified within the family of platinum-group alloy catalysts. Characterized by a semiconducting electronic nature, this material represents a complex arrangement of gold, hafnium, and palladium atoms that offers unique potential for specialized catalytic research.
While this compound is currently identified as being thermodynamically above the hull, its structural diversity is highlighted by numerous reported configurations in crystallographic databases. This suggests that while it may be metastable, it remains a subject of interest for fundamental studies in solid-state chemistry and materials design.
Key Properties
Cross-validated computational properties for Au2Hf1Pd1, aggregated across 2 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 Au2Hf1Pd1 is used.
Frequently Asked Questions
Common questions about Au2Hf1Pd1, answered from cross-validated data.
What is Au2Hf1Pd1?
Au2Hf1Pd1 is a semiconducting ternary intermetallic alloy composed of gold, hafnium, and palladium that is primarily studied for its potential catalytic properties.
What is Au2Hf1Pd1 used for?
What is the band gap of Au2Hf1Pd1?
Is Au2Hf1Pd1 a metal, semiconductor, or insulator?
Is Au2Hf1Pd1 thermodynamically stable?
How many polymorphs of Au2Hf1Pd1 are known?
What elements does Au2Hf1Pd1 contain?
Where does the data for Au2Hf1Pd1 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the broader category of platinum-group alloy catalysts, Au2Hf1Pd1 occupies a distinct niche compared to more conventional metallic phases like BaPd or GeRu. Unlike many of its siblings that exhibit robust metallic conductivity, this compound stands out due to its semiconducting electronic character, marking it as a structurally complex outlier in a class dominated by simpler, highly stable intermetallic systems.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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