K2NaCl3

K2NaCl3 is a wide-band-gap insulating ternary halide compound that is considered thermodynamically stable and potentially synthesizable.

ClKNa
Crystal structure of K2NaCl3
Ground-state structure · Materials Project
Overview

About K2NaCl3

K2NaCl3 is a ternary halide compound characterized by its wide-band-gap insulating electronic structure. Its status as a near-hull material suggests that it is thermodynamically stable enough to be synthesized and explored for potential applications in solid-state chemistry and materials science.

Given its structural diversity, with multiple reported configurations across various databases, this compound serves as an interesting subject for studying alkali metal halide interactions. Its insulating nature and stability profile position it as a candidate for specialized dielectric or ionic transport studies.

At a glance

Key Properties

Cross-validated computational properties for K2NaCl3, aggregated across 3 databases.

Band Gap

4.83–4.94 eV
Range across DFT structures

Energy Above Hull

0.020 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

9
3 databases, 2 space groups
Uses

Applications

Where K2NaCl3 is used.

Solid-state researchMaterials science explorationDielectric studies
Reference

Frequently Asked Questions

Common questions about K2NaCl3, answered from cross-validated data.

What is K2NaCl3?

K2NaCl3 is a wide-band-gap insulating ternary halide compound that is considered thermodynamically stable and potentially synthesizable.

More questions
What is K2NaCl3 used for?
K2NaCl3 is used in solid-state research, materials science exploration, and dielectric studies.
What is the band gap of K2NaCl3?
K2NaCl3 has a DFT-computed band gap of 4.83–4.94 eV across 9 reported structures.
Is K2NaCl3 a metal, semiconductor, or insulator?
With a wide band gap up to 4.94 eV it is an insulator / wide-band-gap material.
Is K2NaCl3 thermodynamically stable?
K2NaCl3 has a lowest energy above hull of 0.020 eV/atom (near hull (likely stable)).
How many polymorphs of K2NaCl3 are known?
9 structures of K2NaCl3 are reported across 3 databases, spanning 2 distinct space groups.
What elements does K2NaCl3 contain?
K2NaCl3 contains Cl, K, and Na (3 elements).
Where does the data for K2NaCl3 come from?
K2NaCl3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a ternary alkali halide, K2NaCl3 represents a distinct structural arrangement within the broader family of halide salts. While it does not share a direct class with more common binary halides, it occupies a unique niche as a multi-component system that bridges the gap between simpler alkali chloride structures.

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

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