Er4Ge6Rh7
Er4Ge6Rh7 is a stable, metallic intermetallic compound composed of erbium, germanium, and rhodium that serves as a specialized material in platinum-group alloy research.
About Er4Ge6Rh7
Er4Ge6Rh7 is a complex metallic compound belonging to the class of platinum-group alloy catalysts. As a thermodynamically stable phase residing on the convex hull, it demonstrates robust structural integrity, making it a subject of significant interest for materials scientists investigating high-performance intermetallic systems.
Its metallic character suggests efficient charge transport properties, which are essential for its potential utility in catalytic processes. With multiple reported structures across various databases, this compound represents a well-characterized system within the broader family of rare-earth-containing platinum-group alloys.
Key Properties
Cross-validated computational properties for Er4Ge6Rh7, 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.
Applications
Where Er4Ge6Rh7 is used.
Frequently Asked Questions
Common questions about Er4Ge6Rh7, answered from cross-validated data.
What is Er4Ge6Rh7?
Er4Ge6Rh7 is a stable, metallic intermetallic compound composed of erbium, germanium, and rhodium that serves as a specialized material in platinum-group alloy research.
What is Er4Ge6Rh7 used for?
What is the band gap of Er4Ge6Rh7?
Is Er4Ge6Rh7 a metal, semiconductor, or insulator?
Is Er4Ge6Rh7 thermodynamically stable?
How many polymorphs of Er4Ge6Rh7 are known?
What elements does Er4Ge6Rh7 contain?
Where does the data for Er4Ge6Rh7 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse landscape of platinum-group alloy catalysts, Er4Ge6Rh7 distinguishes itself through its specific stoichiometry compared to simpler binary systems like LaRh or GeRu. While many members of this class, such as As2Pt or IrSe2, are frequently studied for their specific surface reactivity, Er4Ge6Rh7 offers a more complex structural framework that potentially allows for unique active site configurations in catalytic applications.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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