K2Te3

K2Te3 is a stable, semiconducting inorganic compound composed of potassium and tellurium.

KTe
Crystal structure of K2Te3
Ground-state structure · Materials Project
Overview

About K2Te3

K2Te3 is a potassium telluride compound characterized by its semiconducting electronic nature. As a thermodynamically stable phase located on the convex hull, it represents a robust structural arrangement of potassium and tellurium atoms. Its stability makes it a subject of interest for researchers investigating the fundamental properties of alkali metal chalcogenides. The compound has been extensively documented across multiple databases, reflecting its significance in structural chemistry studies. Its electronic profile suggests potential utility in specialized semiconducting applications where stable, well-defined telluride frameworks are required.

At a glance

Key Properties

Cross-validated computational properties for K2Te3, aggregated across 3 databases.

Band Gap

0.58 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

17
3 databases, 8 space groups
Uses

Applications

Where K2Te3 is used.

Solid-state researchSemiconductor materials developmentFundamental structural chemistry
Reference

Frequently Asked Questions

Common questions about K2Te3, answered from cross-validated data.

What is K2Te3?

K2Te3 is a stable, semiconducting inorganic compound composed of potassium and tellurium.

More questions
What is K2Te3 used for?
K2Te3 is used in solid-state research, semiconductor materials development, and fundamental structural chemistry.
What is the band gap of K2Te3?
K2Te3 has a DFT-computed band gap of 0.58 eV across 17 reported structures.
Is K2Te3 a metal, semiconductor, or insulator?
With a band gap up to 0.58 eV it is a semiconductor.
Is K2Te3 thermodynamically stable?
Yes — K2Te3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2Te3 are known?
17 structures of K2Te3 are reported across 3 databases, spanning 8 distinct space groups.
What elements does K2Te3 contain?
K2Te3 contains K and Te (2 elements).
Where does the data for K2Te3 come from?
K2Te3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable binary telluride, K2Te3 occupies a distinct position within the broader landscape of alkali metal chalcogenides. It serves as a representative example of how potassium and tellurium can form thermodynamically favored, semiconducting architectures, providing a baseline for understanding the structural diversity found in similar metal-rich telluride systems.

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

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