AlCl4Cu

AlCl4Cu is a thermodynamically stable semiconducting compound composed of aluminum, chlorine, and copper.

AlClCu
Crystal structure of AlCl4Cu
Ground-state structure · Materials Project
Overview

About AlCl4Cu

AlCl4Cu is a semiconducting inorganic compound that occupies a stable position on the thermodynamic convex hull. Its unique composition of aluminum, chlorine, and copper points to a complex electronic structure that is of significant interest for fundamental research into halide-based materials.

This material is characterized by its structural diversity, with multiple reported configurations across various databases. As a stable phase, it serves as a valuable subject for investigating the interplay between transition metals and main-group halides in solid-state systems.

At a glance

Key Properties

Cross-validated computational properties for AlCl4Cu, aggregated across 4 databases.

Band Gap

2.53 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

6
4 databases, 3 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of AlCl4Cu. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

2
materials_project, nomad

Space Group Consensus

All match
Reference

Frequently Asked Questions

Common questions about AlCl4Cu, answered from cross-validated data.

What is AlCl4Cu?

AlCl4Cu is a thermodynamically stable semiconducting compound composed of aluminum, chlorine, and copper.

More questions
What is the band gap of AlCl4Cu?
AlCl4Cu has a DFT-computed band gap of 2.53 eV across 6 reported structures.
Is AlCl4Cu a metal, semiconductor, or insulator?
With a band gap up to 2.53 eV it is a semiconductor.
Is AlCl4Cu thermodynamically stable?
Yes — AlCl4Cu sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of AlCl4Cu are known?
6 structures of AlCl4Cu are reported across 4 databases, spanning 3 distinct space groups.
What elements does AlCl4Cu contain?
AlCl4Cu contains Al, Cl, and Cu (3 elements).
Where does the data for AlCl4Cu come from?
AlCl4Cu data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct semiconducting halide, AlCl4Cu represents a specialized phase within its chemical family. While it lacks direct structural siblings in this context, its stability and electronic nature position it as a noteworthy reference point for researchers studying the broader landscape of copper-aluminum-chlorine ternary systems.

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

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