K3BiO3

K3BiO3 is a stable, semiconducting ternary oxide of potassium and bismuth.

BiKO
Crystal structure of K3BiO3
Ground-state structure · Materials Project
Overview

About K3BiO3

K3BiO3 is a ternary oxide compound composed of potassium, bismuth, and oxygen. As a thermodynamically stable material located on the convex hull, it represents a robust structural configuration within its chemical system.

This compound exhibits semiconducting electronic characteristics, making it a subject of interest for fundamental studies in solid-state physics. Its existence across multiple reported structures highlights its significance in exploring complex bismuth-based oxide frameworks.

At a glance

Key Properties

Cross-validated computational properties for K3BiO3, aggregated across 3 databases.

Band Gap

2.96 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
3 databases, 1 space group
Uses

Applications

Where K3BiO3 is used.

Solid-state researchMaterials science exploration
Reference

Frequently Asked Questions

Common questions about K3BiO3, answered from cross-validated data.

What is K3BiO3?

K3BiO3 is a stable, semiconducting ternary oxide of potassium and bismuth.

More questions
What is K3BiO3 used for?
K3BiO3 is used in solid-state research and materials science exploration.
What is the band gap of K3BiO3?
K3BiO3 has a DFT-computed band gap of 2.96 eV across 5 reported structures.
Is K3BiO3 a metal, semiconductor, or insulator?
With a band gap up to 2.96 eV it is a semiconductor.
Is K3BiO3 thermodynamically stable?
Yes — K3BiO3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K3BiO3 are known?
5 structures of K3BiO3 are reported across 3 databases, spanning 1 distinct space group.
What elements does K3BiO3 contain?
K3BiO3 contains Bi, K, and O (3 elements).
Where does the data for K3BiO3 come from?
K3BiO3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a thermodynamically stable semiconducting oxide, K3BiO3 serves as a foundational reference point for exploring the broader landscape of alkali metal bismuthates, providing a stable baseline for investigating electronic properties in this material family.

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

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