Mg2PtRh

Mg2PtRh is a thermodynamically stable metallic alloy containing magnesium, platinum, and rhodium used in materials science research.

Crystal structure of Mg2PtRh
Ground-state structure · Materials Project
Overview

About Mg2PtRh

Mg2PtRh is a metallic intermetallic compound belonging to the class of platinum-group alloy catalysts. Its position on the convex hull indicates that it is a thermodynamically stable phase, making it a robust candidate for research into catalytic surface interactions and structural stability. The material is characterized by its distinct electronic properties, which are typical of metallic alloys containing noble metals. Because of its structural reliability and the presence of platinum and rhodium, it is of significant interest for applications requiring stable, conductive, and catalytically active surfaces. Its well-documented structural landscape across multiple databases highlights its importance in the study of complex ternary alloy systems.

At a glance

Key Properties

Cross-validated computational properties for Mg2PtRh, aggregated across 5 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
4 DFT sources

Structures

11
5 databases, 2 space groups
Uses

Applications

Where Mg2PtRh is used.

Catalysis researchIntermetallic alloy developmentMaterials science studies
Reference

Frequently Asked Questions

Common questions about Mg2PtRh, answered from cross-validated data.

What is Mg2PtRh?

Mg2PtRh is a thermodynamically stable metallic alloy containing magnesium, platinum, and rhodium used in materials science research.

More questions
What is Mg2PtRh used for?
Mg2PtRh is used in catalysis research, intermetallic alloy development, and materials science studies.
What is the band gap of Mg2PtRh?
Mg2PtRh is computed to be metallic (no band gap) in the reported DFT structures.
Is Mg2PtRh a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Mg2PtRh thermodynamically stable?
Yes — Mg2PtRh sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Mg2PtRh are known?
11 structures of Mg2PtRh are reported across 5 databases, spanning 2 distinct space groups.
What elements does Mg2PtRh contain?
Mg2PtRh contains Mg, Pt, and Rh (3 elements).
Where does the data for Mg2PtRh come from?
Mg2PtRh data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the platinum-group alloy catalysts class.

Within the diverse family of platinum-group alloys, Mg2PtRh stands out for its specific stoichiometry and thermodynamic stability compared to other members like LaRh or GeRu. While many alloys in this class are explored for their specific magnetic or electronic transitions, Mg2PtRh is primarily noted for its stability and metallic nature, contrasting with the varied structural motifs found in compounds such as IrSe2 or As2Pt.

Explore

Related Compounds

Other Platinum-Group Alloy Catalysts in the database.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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