Ba8Ga8S20

Ba8Ga8S20 is a thermodynamically stable semiconducting ternary sulfide composed of barium, gallium, and sulfur.

BaGaS
Crystal structure of Ba8Ga8S20
Ground-state structure · Materials Project
Overview

About Ba8Ga8S20

Ba8Ga8S20 is a complex sulfide material characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of barium, gallium, and sulfur atoms that maintains integrity under standard conditions.

This material is of significant interest to researchers investigating the structural diversity of ternary chalcogenides. Its stable configuration and electronic properties make it a subject of ongoing study for potential integration into optoelectronic or specialized sensing technologies.

At a glance

Key Properties

Cross-validated computational properties for Ba8Ga8S20, aggregated across 4 databases.

Band Gap

2.90 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

4
4 databases, 1 space group
Uses

Applications

Where Ba8Ga8S20 is used.

Semiconductor researchMaterials science explorationOptoelectronic device development
Reference

Frequently Asked Questions

Common questions about Ba8Ga8S20, answered from cross-validated data.

What is Ba8Ga8S20?

Ba8Ga8S20 is a thermodynamically stable semiconducting ternary sulfide composed of barium, gallium, and sulfur.

More questions
What is Ba8Ga8S20 used for?
Ba8Ga8S20 is used in semiconductor research, materials science exploration, and optoelectronic device development.
What is the band gap of Ba8Ga8S20?
Ba8Ga8S20 has a DFT-computed band gap of 2.90 eV across 4 reported structures.
Is Ba8Ga8S20 a metal, semiconductor, or insulator?
With a band gap up to 2.90 eV it is a semiconductor.
Is Ba8Ga8S20 thermodynamically stable?
Yes — Ba8Ga8S20 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Ba8Ga8S20 are known?
4 structures of Ba8Ga8S20 are reported across 4 databases, spanning 1 distinct space group.
What elements does Ba8Ga8S20 contain?
Ba8Ga8S20 contains Ba, Ga, and S (3 elements).
Where does the data for Ba8Ga8S20 come from?
Ba8Ga8S20 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct ternary sulfide, Ba8Ga8S20 serves as a notable example of structural complexity within the broader family of barium-gallium-sulfur compounds. It stands out for its thermodynamic stability, providing a reliable baseline for exploring the electronic tuning of similar semiconducting chalcogenide frameworks.

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

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