S22Ta4Tl8

S22Ta4Tl8 is a stable, semiconducting ternary sulfide composed of tantalum, thallium, and sulfur.

STaTl
Crystal structure of S22Ta4Tl8
Ground-state structure · Materials Project
Overview

About S22Ta4Tl8

S22Ta4Tl8 is a complex ternary sulfide featuring tantalum and thallium. As a thermodynamically stable phase located on the convex hull, it represents a robust structural arrangement within its chemical system.

Exhibiting semiconducting electronic characteristics, this material is of interest for researchers investigating the interplay between heavy metal cations and chalcogenide frameworks. Its existence across multiple structural databases highlights its significance in solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for S22Ta4Tl8, aggregated across 3 databases.

Band Gap

1.52 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Uses

Applications

Where S22Ta4Tl8 is used.

Solid-state materials researchSemiconductor device development studies
Reference

Frequently Asked Questions

Common questions about S22Ta4Tl8, answered from cross-validated data.

What is S22Ta4Tl8?

S22Ta4Tl8 is a stable, semiconducting ternary sulfide composed of tantalum, thallium, and sulfur.

More questions
What is S22Ta4Tl8 used for?
S22Ta4Tl8 is used in solid-state materials research and semiconductor device development studies.
What is the band gap of S22Ta4Tl8?
S22Ta4Tl8 has a DFT-computed band gap of 1.52 eV across 5 reported structures.
Is S22Ta4Tl8 a metal, semiconductor, or insulator?
With a band gap up to 1.52 eV it is a semiconductor.
Is S22Ta4Tl8 thermodynamically stable?
Yes — S22Ta4Tl8 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of S22Ta4Tl8 are known?
5 structures of S22Ta4Tl8 are reported across 3 databases, spanning 1 distinct space group.
What elements does S22Ta4Tl8 contain?
S22Ta4Tl8 contains S, Ta, and Tl (3 elements).
Where does the data for S22Ta4Tl8 come from?
S22Ta4Tl8 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique ternary sulfide, S22Ta4Tl8 serves as a distinct representative of complex chalcogenide systems. Without direct structural siblings in this specific class, it stands as a singular example of how tantalum and thallium can integrate into a stable, semiconducting lattice.

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

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