PrPt
PrPt is a stable, metallic intermetallic alloy composed of praseodymium and platinum that serves as a fundamental material in platinum-group alloy research.
About PrPt
PrPt is a metallic intermetallic compound belonging to the platinum-group alloy catalyst class. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of praseodymium and platinum atoms. Its metallic nature suggests high electrical conductivity, which is a critical attribute for materials intended for electrochemical or catalytic surface reactions. The compound is well-characterized, with numerous structural reports confirming its stability across various experimental databases. This reliability makes it a subject of interest for researchers investigating the fundamental interactions between rare-earth elements and noble metals in catalytic environments.
Key Properties
Cross-validated computational properties for PrPt, aggregated across 5 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.
Cross-Source DFT Agreement
How well independent DFT databases agree on the thermodynamics of PrPt. Tight agreement means computed properties can be trusted without re-running calculations.
Agreement ScoreA normalized confidence score summarizing how closely independent DFT databases agree. Higher scores mean tighter cross-source agreement.
Hull SpreadDifference between the highest and lowest energy-above-hull values reported by comparable sources. Smaller spread means less thermodynamic disagreement.
Sources ComparedNumber and names of computational sources with comparable entries for this formula.
Space Group ConsensusWhether independent sources predict the same crystal symmetry for the lowest-energy structure.
Applications
Where PrPt is used.
Frequently Asked Questions
Common questions about PrPt, answered from cross-validated data.
What is PrPt?
PrPt is a stable, metallic intermetallic alloy composed of praseodymium and platinum that serves as a fundamental material in platinum-group alloy research.
What is PrPt used for?
What is the band gap of PrPt?
Is PrPt a metal, semiconductor, or insulator?
Is PrPt thermodynamically stable?
How many polymorphs of PrPt are known?
What elements does PrPt contain?
Where does the data for PrPt come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse family of platinum-group alloys, PrPt distinguishes itself through its specific stoichiometry and stable phase formation compared to more complex or volatile members like As2Pt or Ga2Ru. While many alloys in this class, such as LaRh, share similar lanthanide-transition metal bonding characteristics, PrPt occupies a unique position in the structural landscape, offering a distinct electronic environment that sets it apart from the varying coordination geometries found in compounds like BaPd or GeRu.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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