KAsO3

KAsO3 is a stable, insulating inorganic compound containing potassium, arsenic, and oxygen.

AsKO
Crystal structure of KAsO3
Ground-state structure · Materials Project
Overview

About KAsO3

KAsO3 is a solid-state inorganic compound composed of potassium, arsenic, and oxygen. As a wide-band-gap insulator, it exhibits distinct electronic properties that make it a subject of interest for fundamental materials research and structural analysis.

This material is recognized for being thermodynamically stable, occupying a position on the convex hull that suggests robust structural integrity. With numerous reported structures documented across databases, it serves as a significant reference point for researchers studying complex arsenate systems.

At a glance

Key Properties

Cross-validated computational properties for KAsO3, aggregated across 4 databases.

Band Gap

3.01–3.38 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

17
4 databases, 5 space groups
Uses

Applications

Where KAsO3 is used.

Materials science researchStructural chemistry studies
Reference

Frequently Asked Questions

Common questions about KAsO3, answered from cross-validated data.

What is KAsO3?

KAsO3 is a stable, insulating inorganic compound containing potassium, arsenic, and oxygen.

More questions
What is KAsO3 used for?
KAsO3 is used in materials science research and structural chemistry studies.
What is the band gap of KAsO3?
KAsO3 has a DFT-computed band gap of 3.01–3.38 eV across 17 reported structures.
Is KAsO3 a metal, semiconductor, or insulator?
With a wide band gap up to 3.38 eV it is an insulator / wide-band-gap material.
Is KAsO3 thermodynamically stable?
Yes — KAsO3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of KAsO3 are known?
17 structures of KAsO3 are reported across 4 databases, spanning 5 distinct space groups.
What elements does KAsO3 contain?
KAsO3 contains As, K, and O (3 elements).
Where does the data for KAsO3 come from?
KAsO3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone entry in this context, KAsO3 represents a stable crystalline phase within the broader landscape of potassium-based arsenates, serving as a benchmark for structural stability in its chemical family.

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

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