Cu4Mg2Zn2

Cu4Mg2Zn2 is a semiconducting ternary intermetallic compound that is currently considered thermodynamically unstable.

CuMgZn
Crystal structure of Cu4Mg2Zn2
Ground-state structure · Materials Project
Overview

About Cu4Mg2Zn2

Cu4Mg2Zn2 is a ternary intermetallic compound composed of copper, magnesium, and zinc. It is characterized by semiconducting electronic properties, making it an interesting subject for studies into the electronic behavior of complex metallic alloys.

Despite its structural complexity, which is evidenced by a high number of reported configurations across material databases, the compound is identified as being thermodynamically unstable relative to the ground state. This suggests that its synthesis and long-term stability remain significant challenges in materials engineering.

At a glance

Key Properties

Cross-validated computational properties for Cu4Mg2Zn2, aggregated across 3 databases.

Band Gap

1.50 eV
Range across DFT structures

Energy Above Hull

1.390 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

41
3 databases, 6 space groups
Uses

Applications

Where Cu4Mg2Zn2 is used.

Fundamental materials researchElectronic property investigation of complex intermetallics
Reference

Frequently Asked Questions

Common questions about Cu4Mg2Zn2, answered from cross-validated data.

What is Cu4Mg2Zn2?

Cu4Mg2Zn2 is a semiconducting ternary intermetallic compound that is currently considered thermodynamically unstable.

More questions
What is Cu4Mg2Zn2 used for?
Cu4Mg2Zn2 is used in fundamental materials research and electronic property investigation of complex intermetallics.
What is the band gap of Cu4Mg2Zn2?
Cu4Mg2Zn2 has a DFT-computed band gap of 1.50 eV across 41 reported structures.
Is Cu4Mg2Zn2 a metal, semiconductor, or insulator?
With a band gap up to 1.50 eV it is a semiconductor.
Is Cu4Mg2Zn2 thermodynamically stable?
Cu4Mg2Zn2 has a lowest energy above hull of 1.390 eV/atom (above hull).
How many polymorphs of Cu4Mg2Zn2 are known?
41 structures of Cu4Mg2Zn2 are reported across 3 databases, spanning 6 distinct space groups.
What elements does Cu4Mg2Zn2 contain?
Cu4Mg2Zn2 contains Cu, Mg, and Zn (3 elements).
Where does the data for Cu4Mg2Zn2 come from?
Cu4Mg2Zn2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary intermetallic, Cu4Mg2Zn2 occupies a niche space in materials science where its semiconducting nature distinguishes it from more common metallic conductors. It serves as a case study for understanding how the combination of copper, magnesium, and zinc can lead to non-metallic electronic behavior in complex atomic arrangements.

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

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