Tl2SO3

Tl2SO3 is a semiconducting thallium sulfite compound known for its structural variety despite its thermodynamic instability.

OSTl
Crystal structure of Tl2SO3
Ground-state structure · Materials Project
Overview

About Tl2SO3

Tl2SO3 is a thallium-based sulfite compound characterized by its semiconducting electronic nature. As a complex inorganic salt, it represents a specific arrangement of thallium, sulfur, and oxygen atoms that has been documented across multiple structural configurations in computational databases.

While this material is identified as being situated above the thermodynamic hull, suggesting potential instability under standard conditions, it remains a subject of interest for researchers investigating the diverse coordination chemistry of thallium-containing compounds. Its structural diversity reflects the complex bonding environments possible within this chemical system.

At a glance

Key Properties

Cross-validated computational properties for Tl2SO3, aggregated across 3 databases.

Band Gap

2.21–2.58 eV
Range across DFT structures

Energy Above Hull

0.127 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

9
3 databases, 2 space groups
Reference

Frequently Asked Questions

Common questions about Tl2SO3, answered from cross-validated data.

What is Tl2SO3?

Tl2SO3 is a semiconducting thallium sulfite compound known for its structural variety despite its thermodynamic instability.

More questions
What is the band gap of Tl2SO3?
Tl2SO3 has a DFT-computed band gap of 2.21–2.58 eV across 9 reported structures.
Is Tl2SO3 a metal, semiconductor, or insulator?
With a band gap up to 2.58 eV it is a semiconductor.
Is Tl2SO3 thermodynamically stable?
Tl2SO3 has a lowest energy above hull of 0.127 eV/atom (above hull).
How many polymorphs of Tl2SO3 are known?
9 structures of Tl2SO3 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Tl2SO3 contain?
Tl2SO3 contains O, S, and Tl (3 elements).
Where does the data for Tl2SO3 come from?
Tl2SO3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique thallium sulfite, this compound serves as a distinct entry point for studying the behavior of heavy metal oxoanion salts. Without close structural siblings in this specific class, it stands as a singular reference point for understanding the electronic and structural trends of thallium-based sulfites in solid-state chemistry.

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

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