BiMgRh2
BiMgRh2 is a semimetallic ternary alloy containing bismuth, magnesium, and rhodium that is studied for its potential catalytic properties.
About BiMgRh2
BiMgRh2 is a complex intermetallic compound categorized within the platinum-group alloy catalyst class. Characterized as a near-zero-gap semimetallic material, it exhibits electronic properties that bridge the divide between metallic conductors and semiconductors, making it a subject of interest for specialized catalytic applications.
Despite its intriguing electronic profile, the compound is identified as being thermodynamically unstable relative to the ground-state hull. Its existence across multiple databases highlights its role as a focal point for researchers investigating metastable phase formation and the potential for catalytic activity in non-equilibrium intermetallic systems.
Key Properties
Cross-validated computational properties for BiMgRh2, 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 BiMgRh2 is used.
Frequently Asked Questions
Common questions about BiMgRh2, answered from cross-validated data.
What is BiMgRh2?
BiMgRh2 is a semimetallic ternary alloy containing bismuth, magnesium, and rhodium that is studied for its potential catalytic properties.
What is BiMgRh2 used for?
What is the band gap of BiMgRh2?
Is BiMgRh2 a metal, semiconductor, or insulator?
Is BiMgRh2 thermodynamically stable?
How many polymorphs of BiMgRh2 are known?
What elements does BiMgRh2 contain?
Where does the data for BiMgRh2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse family of platinum-group alloys, BiMgRh2 occupies a distinct niche compared to more stable, well-characterized siblings like LaRh or GeRu. While many members of this class are synthesized for their robust structural integrity, BiMgRh2 is notable for its metastable nature, representing a challenging case study in the synthesis of complex ternary phases that deviate from the thermodynamic stability observed in simpler binary counterparts.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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