K2UO4

K2UO4 is a thermodynamically stable, semiconducting inorganic compound composed of potassium, uranium, and oxygen.

KOU
Crystal structure of K2UO4
Ground-state structure · Materials Project
Overview

About K2UO4

K2UO4 is a semiconducting inorganic compound that sits firmly on the convex hull, indicating high thermodynamic stability. Its structural integrity and electronic properties make it a significant subject of study within the broader landscape of uranium-containing oxides.

Researchers value this material for its consistent phase behavior, which is supported by multiple reported structures across various databases. Its role as a stable host lattice provides a foundation for understanding complex oxide interactions in solid-state chemistry.

At a glance

Key Properties

Cross-validated computational properties for K2UO4, aggregated across 3 databases.

Band Gap

1.98 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
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting K2UO4.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where K2UO4 is used.

Solid-state chemistry researchUranium oxide structural studiesMaterials science characterization
Reference

Frequently Asked Questions

Common questions about K2UO4, answered from cross-validated data.

What is K2UO4?

K2UO4 is a thermodynamically stable, semiconducting inorganic compound composed of potassium, uranium, and oxygen.

More questions
What is K2UO4 used for?
K2UO4 is used in solid-state chemistry research, uranium oxide structural studies, and materials science characterization.
What is the band gap of K2UO4?
K2UO4 has a DFT-computed band gap of 1.98 eV across 5 reported structures.
Is K2UO4 a metal, semiconductor, or insulator?
With a band gap up to 1.98 eV it is a semiconductor.
Is K2UO4 thermodynamically stable?
Yes — K2UO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2UO4 are known?
5 structures of K2UO4 are reported across 3 databases, spanning 1 distinct space group.
How is K2UO4 synthesized?
Literature-reported routes for K2UO4 include solid state.
What elements does K2UO4 contain?
K2UO4 contains K, O, and U (3 elements).
Where does the data for K2UO4 come from?
K2UO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable uranium-based oxide, K2UO4 represents a well-defined point in the phase space of ternary uranium systems, serving as a reliable reference material for researchers investigating the electronic and structural trends of similar alkali-metal uranates.

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

Analyze K2UO4 in the Lattice Graph platform

Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.

Explore the Platform →