CuIrMg2
CuIrMg2 is a semimetallic, metastable intermetallic alloy composed of copper, iridium, and magnesium, primarily studied for its potential role in catalytic applications.
About CuIrMg2
CuIrMg2 is a complex intermetallic compound categorized within the platinum-group alloy catalyst family. Characterized by its near-zero-gap semimetallic electronic structure, this material represents a unique intersection of transition metals and alkaline earth elements, offering distinct pathways for catalytic surface interactions.
Despite its existence in multiple structural databases, the compound is identified as being thermodynamically unstable relative to its constituent elements. This metastable nature is a critical factor for researchers investigating phase stability and the potential for synthesizing novel catalytic architectures in high-energy environments.
Key Properties
Cross-validated computational properties for CuIrMg2, 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 CuIrMg2 is used.
Frequently Asked Questions
Common questions about CuIrMg2, answered from cross-validated data.
What is CuIrMg2?
CuIrMg2 is a semimetallic, metastable intermetallic alloy composed of copper, iridium, and magnesium, primarily studied for its potential role in catalytic applications.
What is CuIrMg2 used for?
What is the band gap of CuIrMg2?
Is CuIrMg2 a metal, semiconductor, or insulator?
Is CuIrMg2 thermodynamically stable?
How many polymorphs of CuIrMg2 are known?
What elements does CuIrMg2 contain?
Where does the data for CuIrMg2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse landscape of platinum-group alloys, CuIrMg2 occupies a niche position compared to more stable or common phases like As2Ir or Ga2Ru. While many members of this class are explored for their robust structural integrity, this compound stands out due to its position above the thermodynamic hull, suggesting that its utility is likely tied to non-equilibrium synthesis methods rather than traditional bulk processing.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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