AgBrO2

AgBrO2 is a semiconducting silver bromate compound that exists in a metastable state with a wide variety of documented structural arrangements.

AgBrO
Crystal structure of AgBrO2
Ground-state structure · Materials Project
Overview

About AgBrO2

AgBrO2 is a complex inorganic compound composed of silver, bromine, and oxygen. As a semiconducting material, it exhibits electronic properties that distinguish it from simple ionic salts, making it a subject of interest for fundamental materials research.

Despite its status as a thermodynamically metastable phase that sits above the hull, this compound has been documented across multiple structural databases. Its existence in numerous reported configurations highlights the complexity of silver-halogen-oxygen systems and the diverse ways these elements can arrange at the atomic scale.

At a glance

Key Properties

Cross-validated computational properties for AgBrO2, aggregated across 5 databases.

Band Gap

0.28 eV
Range across DFT structures

Energy Above Hull

0.123 eV/atom
Best (lowest) across sources

Stability

Above hull
4 DFT sources

Structures

18
5 databases, 4 space groups
Reference

Frequently Asked Questions

Common questions about AgBrO2, answered from cross-validated data.

What is AgBrO2?

AgBrO2 is a semiconducting silver bromate compound that exists in a metastable state with a wide variety of documented structural arrangements.

More questions
What is the band gap of AgBrO2?
AgBrO2 has a DFT-computed band gap of 0.28 eV across 18 reported structures.
Is AgBrO2 a metal, semiconductor, or insulator?
With a band gap up to 0.28 eV it is a semiconductor.
Is AgBrO2 thermodynamically stable?
AgBrO2 has a lowest energy above hull of 0.123 eV/atom (above hull).
How many polymorphs of AgBrO2 are known?
18 structures of AgBrO2 are reported across 5 databases, spanning 4 distinct space groups.
What elements does AgBrO2 contain?
AgBrO2 contains Ag, Br, and O (3 elements).
Where does the data for AgBrO2 come from?
AgBrO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique inorganic phase, AgBrO2 represents a specialized case within silver-based oxyhalide chemistry. While many related silver salts are highly stable, this compound occupies a more precarious thermodynamic position, reflecting the delicate balance of bonding interactions inherent to its specific stoichiometry.

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

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