K2PbO2

K2PbO2 is a thermodynamically stable semiconducting oxide containing potassium, lead, and oxygen.

KOPb
Crystal structure of K2PbO2
Ground-state structure · Materials Project
Overview

About K2PbO2

K2PbO2 is a thermodynamically stable inorganic compound that exists on the convex hull, indicating a robust energetic state. As a semiconducting oxide, it represents a specialized material of interest for researchers investigating electronic behavior in complex potassium-lead-oxygen systems.

With multiple reported structures across major databases, this compound is a well-documented subject for structural analysis. Its stable configuration makes it a reliable candidate for further study in materials science applications where predictable solid-state behavior is required.

At a glance

Key Properties

Cross-validated computational properties for K2PbO2, aggregated across 3 databases.

Band Gap

1.91 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 K2PbO2 is used.

Solid-state researchMaterials science explorationSemiconductor development
Reference

Frequently Asked Questions

Common questions about K2PbO2, answered from cross-validated data.

What is K2PbO2?

K2PbO2 is a thermodynamically stable semiconducting oxide containing potassium, lead, and oxygen.

More questions
What is K2PbO2 used for?
K2PbO2 is used in solid-state research, materials science exploration, and semiconductor development.
What is the band gap of K2PbO2?
K2PbO2 has a DFT-computed band gap of 1.91 eV across 5 reported structures.
Is K2PbO2 a metal, semiconductor, or insulator?
With a band gap up to 1.91 eV it is a semiconductor.
Is K2PbO2 thermodynamically stable?
Yes — K2PbO2 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2PbO2 are known?
5 structures of K2PbO2 are reported across 3 databases, spanning 1 distinct space group.
What elements does K2PbO2 contain?
K2PbO2 contains K, O, and Pb (3 elements).
Where does the data for K2PbO2 come from?
K2PbO2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct member of the potassium-lead-oxygen system, K2PbO2 occupies a unique niche in solid-state chemistry. While it lacks direct structural siblings in this specific dataset, its position on the convex hull highlights its significance as a stable reference point for future studies into similar ternary oxide phases.

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

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