CuTe2

CuTe2 is a metastable metallic copper telluride compound known for its diverse structural configurations.

CuTe
Crystal structure of CuTe2
Ground-state structure · Materials Project
Overview

About CuTe2

CuTe2 is a metallic compound composed of copper and tellurium. As a metastable material, it represents a complex phase within the binary system, reflecting a delicate balance of atomic interactions that define its structural identity.

Its metallic electronic character makes it a subject of interest for fundamental studies in condensed matter physics. With a significant number of reported structures across various databases, it serves as a critical case study for understanding phase stability and polymorphism in metal-chalcogenide systems.

At a glance

Key Properties

Cross-validated computational properties for CuTe2, aggregated across 5 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.053 eV/atom
Best (lowest) across sources

Stability

Metastable
3 DFT sources

Structures

30
5 databases, 8 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of CuTe2. 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
jarvis, materials_project

Space Group Consensus

All match
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting CuTe2.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where CuTe2 is used.

Fundamental condensed matter researchMaterials science phase stability studiesChalcogenide semiconductor precursor research
Reference

Frequently Asked Questions

Common questions about CuTe2, answered from cross-validated data.

What is CuTe2?

CuTe2 is a metastable metallic copper telluride compound known for its diverse structural configurations.

More questions
What is CuTe2 used for?
CuTe2 is used in fundamental condensed matter research, materials science phase stability studies, and chalcogenide semiconductor precursor research.
What is the band gap of CuTe2?
CuTe2 is computed to be metallic (no band gap) in the reported DFT structures.
Is CuTe2 a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is CuTe2 thermodynamically stable?
CuTe2 has a lowest energy above hull of 0.053 eV/atom (metastable).
How many polymorphs of CuTe2 are known?
30 structures of CuTe2 are reported across 5 databases, spanning 8 distinct space groups.
How is CuTe2 synthesized?
Literature-reported routes for CuTe2 include solid state (3 procedures documented).
What elements does CuTe2 contain?
CuTe2 contains Cu and Te (2 elements).
Where does the data for CuTe2 come from?
CuTe2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone entry in this context, CuTe2 serves as a primary example of a metastable metallic telluride, illustrating the structural variety possible within copper-based chalcogenides that do not conform to simple stoichiometric stability.

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

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