Cs4I8O22

Cs4I8O22 is a stable, semiconducting iodate compound composed of cesium, iodine, and oxygen.

CsIO
Crystal structure of Cs4I8O22
Ground-state structure · Materials Project
Overview

About Cs4I8O22

Cs4I8O22 is a complex iodate compound that exists as a thermodynamically stable phase on the convex hull. Its structural arrangement, characterized by the integration of cesium, iodine, and oxygen, provides a robust framework that is of significant interest for materials science research.

As a semiconducting material, this compound offers unique electronic properties that distinguish it from simple ionic salts. The presence of multiple reported structures across various databases underscores its versatility and the potential for tuning its physical characteristics through synthetic control.

At a glance

Key Properties

Cross-validated computational properties for Cs4I8O22, aggregated across 4 databases.

Band Gap

2.87–2.98 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
4 databases, 3 space groups
Uses

Applications

Where Cs4I8O22 is used.

Materials science researchSolid-state electronic studies
Reference

Frequently Asked Questions

Common questions about Cs4I8O22, answered from cross-validated data.

What is Cs4I8O22?

Cs4I8O22 is a stable, semiconducting iodate compound composed of cesium, iodine, and oxygen.

More questions
What is Cs4I8O22 used for?
Cs4I8O22 is used in materials science research and solid-state electronic studies.
What is the band gap of Cs4I8O22?
Cs4I8O22 has a DFT-computed band gap of 2.87–2.98 eV across 5 reported structures.
Is Cs4I8O22 a metal, semiconductor, or insulator?
With a band gap up to 2.98 eV it is a semiconductor.
Is Cs4I8O22 thermodynamically stable?
Yes — Cs4I8O22 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cs4I8O22 are known?
5 structures of Cs4I8O22 are reported across 4 databases, spanning 3 distinct space groups.
What elements does Cs4I8O22 contain?
Cs4I8O22 contains Cs, I, and O (3 elements).
Where does the data for Cs4I8O22 come from?
Cs4I8O22 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique iodate phase, Cs4I8O22 occupies a specialized niche within the landscape of complex inorganic oxides. While many similar compounds are often metastable, this material stands out for its thermodynamic stability, making it a reliable subject for fundamental studies into the electronic behavior of iodine-rich frameworks.

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

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