Ag5SbS4

Stephanite · Silver antimony sulfide

Ag5SbS4 is a semiconducting silver antimony sulfide compound that is considered a promising candidate for synthetic development in materials science.

AgSSb
Crystal structure of Ag5SbS4
Ground-state structure · Materials Project
Overview

About Stephanite

Ag5SbS4 is a complex silver-based sulfosalt that exhibits semiconducting electronic properties. Its structural configuration and chemical composition place it within a group of chalcogenide materials that are of significant interest for their potential in optoelectronic and sensing technologies. The compound is characterized as being near the thermodynamic hull, suggesting it is a viable candidate for synthesis and experimental characterization. With multiple reported structural variations, it represents a versatile platform for studying the interplay between silver mobility and semiconducting behavior in sulfide frameworks.

At a glance

Key Properties

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

Band Gap

0.59 eV
Range across DFT structures

Energy Above Hull

0.015 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

6
3 databases, 1 space group
Uses

Applications

Where Stephanite is used.

Semiconductor researchMineralogical studiesOptoelectronic material development
Reference

Frequently Asked Questions

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

What is Ag5SbS4?

Ag5SbS4 is a semiconducting silver antimony sulfide compound that is considered a promising candidate for synthetic development in materials science.

More questions
What is Ag5SbS4 used for?
Stephanite (Ag5SbS4) is used in semiconductor research, mineralogical studies, and optoelectronic material development.
What is the band gap of Ag5SbS4?
Stephanite (Ag5SbS4) has a DFT-computed band gap of 0.59 eV across 6 reported structures.
Is Ag5SbS4 a metal, semiconductor, or insulator?
With a band gap up to 0.59 eV it is a semiconductor.
Is Ag5SbS4 thermodynamically stable?
Stephanite (Ag5SbS4) has a lowest energy above hull of 0.015 eV/atom (near hull (likely stable)).
How many polymorphs of Ag5SbS4 are known?
6 structures of Ag5SbS4 are reported across 3 databases, spanning 1 distinct space group.
What elements does Ag5SbS4 contain?
Stephanite (Ag5SbS4) contains Ag, S, and Sb (3 elements).
Where does the data for Ag5SbS4 come from?
Ag5SbS4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct sulfosalt, Ag5SbS4 occupies a unique niche in the study of silver-antimony-sulfur systems, serving as a critical reference point for understanding the stability and electronic behavior of complex chalcogenides that do not rely on more common, simpler mineral structures.

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

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