CuAgS

CuAgS is a semiconducting ternary sulfide compound that is considered a promising candidate for experimental synthesis due to its proximity to the thermodynamic stability hull.

AgCuS
Crystal structure of CuAgS
Ground-state structure · Materials Project
Overview

About CuAgS

CuAgS is a ternary sulfide compound composed of copper, silver, and sulfur. As a semiconducting material, it occupies a unique position in solid-state chemistry, characterized by a structural landscape that has been explored across numerous reported configurations.

Its position near the thermodynamic stability hull suggests that this compound is a viable candidate for experimental synthesis and further characterization. The material's electronic properties and structural diversity make it a compelling subject for researchers investigating complex chalcogenide systems.

At a glance

Key Properties

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

Band Gap

0.26–0.64 eV
Range across DFT structures

Energy Above Hull

0.024 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

23
4 databases, 5 space groups
Uses

Applications

Where CuAgS is used.

Materials science researchSolid-state chemistry studiesSemiconductor development
Reference

Frequently Asked Questions

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

What is CuAgS?

CuAgS is a semiconducting ternary sulfide compound that is considered a promising candidate for experimental synthesis due to its proximity to the thermodynamic stability hull.

More questions
What is CuAgS used for?
CuAgS is used in materials science research, solid-state chemistry studies, and semiconductor development.
What is the band gap of CuAgS?
CuAgS has a DFT-computed band gap of 0.26–0.64 eV across 23 reported structures.
Is CuAgS a metal, semiconductor, or insulator?
With a band gap up to 0.64 eV it is a semiconductor.
Is CuAgS thermodynamically stable?
CuAgS has a lowest energy above hull of 0.024 eV/atom (near hull (likely stable)).
How many polymorphs of CuAgS are known?
23 structures of CuAgS are reported across 4 databases, spanning 5 distinct space groups.
What elements does CuAgS contain?
CuAgS contains Ag, Cu, and S (3 elements).
Where does the data for CuAgS come from?
CuAgS data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct ternary sulfide, CuAgS represents a specialized case within the broader family of copper-silver chalcogenides, serving as a foundational example for understanding the interplay between these transition metals and sulfur in a semiconducting framework.

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

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