Tl2S2O3

Tl2S2O3 is a metastable, semiconducting inorganic compound composed of thallium, sulfur, and oxygen.

OSTl
Crystal structure of Tl2S2O3
Ground-state structure · Materials Project
Overview

About Tl2S2O3

Tl2S2O3 is a complex thallium-based compound characterized by its semiconducting electronic nature. It represents a niche area of inorganic chemistry where the interplay between heavy metal cations and sulfur-oxygen polyanions creates unique structural configurations.

Despite its existence in multiple reported structures, the compound is categorized as being above the thermodynamic hull. This indicates that it is a metastable phase, which is of significant interest to researchers studying phase stability and the synthesis of complex chalcogenide materials.

At a glance

Key Properties

Cross-validated computational properties for Tl2S2O3, aggregated across 3 databases.

Band Gap

2.78 eV
Range across DFT structures

Energy Above Hull

0.125 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

5
3 databases, 1 space group
Reference

Frequently Asked Questions

Common questions about Tl2S2O3, answered from cross-validated data.

What is Tl2S2O3?

Tl2S2O3 is a metastable, semiconducting inorganic compound composed of thallium, sulfur, and oxygen.

More questions
What is the band gap of Tl2S2O3?
Tl2S2O3 has a DFT-computed band gap of 2.78 eV across 5 reported structures.
Is Tl2S2O3 a metal, semiconductor, or insulator?
With a band gap up to 2.78 eV it is a semiconductor.
Is Tl2S2O3 thermodynamically stable?
Tl2S2O3 has a lowest energy above hull of 0.125 eV/atom (above hull).
How many polymorphs of Tl2S2O3 are known?
5 structures of Tl2S2O3 are reported across 3 databases, spanning 1 distinct space group.
What elements does Tl2S2O3 contain?
Tl2S2O3 contains O, S, and Tl (3 elements).
Where does the data for Tl2S2O3 come from?
Tl2S2O3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique inorganic compound, Tl2S2O3 serves as a distinct example of thallium-sulfur-oxygen chemistry. Without direct structural siblings in this specific class, it stands as a specialized case study for understanding how metastable semiconducting phases can be stabilized or synthesized under specific experimental conditions.

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

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