K2Pb2O3

K2Pb2O3 is a thermodynamically stable semiconducting ternary oxide composed of potassium, lead, and oxygen.

KOPb
Crystal structure of K2Pb2O3
Ground-state structure · Materials Project
Overview

About K2Pb2O3

K2Pb2O3 is a semiconducting oxide that sits firmly on the convex hull, indicating its status as a thermodynamically stable phase. Its existence is supported by multiple reported structures across various materials databases, highlighting its significance in solid-state chemistry.

As a stable compound, it serves as an important subject for understanding the interplay between potassium, lead, and oxygen in complex lattice arrangements. Its semiconducting nature makes it a compelling candidate for fundamental studies into electronic behavior within ternary oxide systems.

At a glance

Key Properties

Cross-validated computational properties for K2Pb2O3, aggregated across 3 databases.

Band Gap

1.69 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
Reference

Frequently Asked Questions

Common questions about K2Pb2O3, answered from cross-validated data.

What is K2Pb2O3?

K2Pb2O3 is a thermodynamically stable semiconducting ternary oxide composed of potassium, lead, and oxygen.

More questions
What is the band gap of K2Pb2O3?
K2Pb2O3 has a DFT-computed band gap of 1.69 eV across 5 reported structures.
Is K2Pb2O3 a metal, semiconductor, or insulator?
With a band gap up to 1.69 eV it is a semiconductor.
Is K2Pb2O3 thermodynamically stable?
Yes — K2Pb2O3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2Pb2O3 are known?
5 structures of K2Pb2O3 are reported across 3 databases, spanning 1 distinct space group.
What elements does K2Pb2O3 contain?
K2Pb2O3 contains K, O, and Pb (3 elements).
Where does the data for K2Pb2O3 come from?
K2Pb2O3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable, well-defined compound, K2Pb2O3 represents a distinct point in the chemical space of potassium-lead oxides, serving as a benchmark for structural stability in this specific material grouping.

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

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