Li1Mg1Pt2
Li1Mg1Pt2 is a semimetallic ternary alloy containing lithium, magnesium, and platinum that is currently studied for its unique electronic properties.
About Li1Mg1Pt2
Li1Mg1Pt2 is a complex ternary alloy belonging to the platinum-group catalyst family. Characterized by a near-zero-gap electronic structure, it exhibits semimetallic behavior that is of significant interest for fundamental studies in condensed matter physics and surface chemistry. Its electronic configuration suggests potential for unique charge transfer properties in catalytic environments.
Despite its academic interest, the compound is categorized as thermodynamically unstable, sitting above the energy hull. This metastability presents challenges for synthesis and long-term structural integrity, distinguishing it from more robust, naturally occurring intermetallic phases. It remains a subject of interest for researchers investigating metastable phases within the platinum-group alloy landscape.
Key Properties
Cross-validated computational properties for Li1Mg1Pt2, 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 Li1Mg1Pt2 is used.
Frequently Asked Questions
Common questions about Li1Mg1Pt2, answered from cross-validated data.
What is Li1Mg1Pt2?
Li1Mg1Pt2 is a semimetallic ternary alloy containing lithium, magnesium, and platinum that is currently studied for its unique electronic properties.
What is Li1Mg1Pt2 used for?
What is the band gap of Li1Mg1Pt2?
Is Li1Mg1Pt2 a metal, semiconductor, or insulator?
Is Li1Mg1Pt2 thermodynamically stable?
How many polymorphs of Li1Mg1Pt2 are known?
What elements does Li1Mg1Pt2 contain?
Where does the data for Li1Mg1Pt2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Compared to more stable platinum-group compounds like As2Pt or GeRu, Li1Mg1Pt2 is notably less thermodynamically favorable. While many members of this class are engineered for high-temperature stability, this lithium-containing alloy occupies a more volatile region of the phase space, making it a distinct case study in how the inclusion of light alkali metals alters the structural stability of heavy-metal catalysts.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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