KTeO4

KTeO4 is a metastable semiconducting potassium tellurate compound used primarily in fundamental materials science research.

KOTe
Crystal structure of KTeO4
Ground-state structure · Materials Project
Overview

About KTeO4

KTeO4 is a complex potassium tellurate that exhibits semiconducting electronic behavior. As a metastable phase, it represents a unique structural configuration within the broader family of tellurium-based oxides, offering researchers a distinct platform for studying phase transitions and chemical reactivity.

Its significance lies in its specific atomic arrangement, which distinguishes it from more common, stable tellurates. By investigating this metastable material, scientists can better understand the pathways for synthesizing novel inorganic compounds with tailored electronic properties for specialized applications.

At a glance

Key Properties

Cross-validated computational properties for KTeO4, aggregated across 3 databases.

Band Gap

0.51–0.63 eV
Range across DFT structures

Energy Above Hull

0.048 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

11
3 databases, 2 space groups
Uses

Applications

Where KTeO4 is used.

Materials science researchSolid-state chemistry studiesPhase stability investigation
Reference

Frequently Asked Questions

Common questions about KTeO4, answered from cross-validated data.

What is KTeO4?

KTeO4 is a metastable semiconducting potassium tellurate compound used primarily in fundamental materials science research.

More questions
What is KTeO4 used for?
KTeO4 is used in materials science research, solid-state chemistry studies, and phase stability investigation.
What is the band gap of KTeO4?
KTeO4 has a DFT-computed band gap of 0.51–0.63 eV across 11 reported structures.
Is KTeO4 a metal, semiconductor, or insulator?
With a band gap up to 0.63 eV it is a semiconductor.
Is KTeO4 thermodynamically stable?
KTeO4 has a lowest energy above hull of 0.048 eV/atom (metastable).
How many polymorphs of KTeO4 are known?
11 structures of KTeO4 are reported across 3 databases, spanning 2 distinct space groups.
What elements does KTeO4 contain?
KTeO4 contains K, O, and Te (3 elements).
Where does the data for KTeO4 come from?
KTeO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a metastable semiconducting phase, KTeO4 serves as a specialized example of potassium-based tellurates. While many tellurates are characterized by high thermodynamic stability, this compound occupies a more precarious energy state, making it a valuable subject for studying the kinetics of structural formation and the limits of material synthesis in the tellurate class.

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

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