Al2Rh1Tc1
Al2Rh1Tc1 is a semimetallic, metastable intermetallic alloy containing aluminum, rhodium, and technetium.
About Al2Rh1Tc1
Al2Rh1Tc1 is a complex intermetallic compound classified within the platinum-group alloy catalyst family. Characterized by a near-zero-gap electronic structure, this material exhibits semimetallic behavior that is of significant interest for fundamental studies in condensed matter physics and surface science.
Due to its position above the thermodynamic hull, this compound is considered metastable, representing a challenging target for synthetic chemistry. Its existence within a broad database of structural variants highlights its role as a subject of interest for researchers investigating the interplay between transition metals and light elements in catalytic environments.
Key Properties
Cross-validated computational properties for Al2Rh1Tc1, 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 Al2Rh1Tc1 is used.
Frequently Asked Questions
Common questions about Al2Rh1Tc1, answered from cross-validated data.
What is Al2Rh1Tc1?
Al2Rh1Tc1 is a semimetallic, metastable intermetallic alloy containing aluminum, rhodium, and technetium.
What is Al2Rh1Tc1 used for?
What is the band gap of Al2Rh1Tc1?
Is Al2Rh1Tc1 a metal, semiconductor, or insulator?
Is Al2Rh1Tc1 thermodynamically stable?
How many polymorphs of Al2Rh1Tc1 are known?
What elements does Al2Rh1Tc1 contain?
Where does the data for Al2Rh1Tc1 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Unlike more stable and widely utilized members of the platinum-group alloy class such as LaRh or GeRu, Al2Rh1Tc1 is distinguished by its metastable nature and unique elemental composition involving technetium. While many of its siblings are studied for their robust industrial catalytic performance, this specific alloy serves primarily as a theoretical and structural benchmark for understanding high-energy phases in transition metal systems.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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