Co4K4Na8O10

Co4K4Na8O10 is a stable, semiconducting layered oxide containing cobalt, sodium, and potassium used in materials science research.

Crystal structure of Co4K4Na8O10
Ground-state structure · Materials Project
Overview

About Co4K4Na8O10

Co4K4Na8O10 is a complex layered sodium transition-metal oxide characterized by its semiconducting electronic structure. As a thermodynamically stable phase located on the convex hull, it represents a robust building block within the broader family of mixed-alkali metal oxides.

This compound is of significant interest for its structural integrity and potential utility in energy storage technologies. Its unique arrangement of cobalt and alkali ions within the layered lattice makes it a subject of ongoing research for high-performance battery electrode materials.

At a glance

Key Properties

Cross-validated computational properties for Co4K4Na8O10, aggregated across 3 databases.

Band Gap

0.08–0.24 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

4
3 databases, 2 space groups
Uses

Applications

Where Co4K4Na8O10 is used.

Electrochemical energy storage researchBattery electrode material developmentSolid-state ionics
Reference

Frequently Asked Questions

Common questions about Co4K4Na8O10, answered from cross-validated data.

What is Co4K4Na8O10?

Co4K4Na8O10 is a stable, semiconducting layered oxide containing cobalt, sodium, and potassium used in materials science research.

More questions
What is Co4K4Na8O10 used for?
Co4K4Na8O10 is used in electrochemical energy storage research, battery electrode material development, and solid-state ionics.
What is the band gap of Co4K4Na8O10?
Co4K4Na8O10 has a DFT-computed band gap of 0.08–0.24 eV across 4 reported structures.
Is Co4K4Na8O10 a metal, semiconductor, or insulator?
With a band gap up to 0.24 eV it is a semiconductor.
Is Co4K4Na8O10 thermodynamically stable?
Yes — Co4K4Na8O10 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Co4K4Na8O10 are known?
4 structures of Co4K4Na8O10 are reported across 3 databases, spanning 2 distinct space groups.
What elements does Co4K4Na8O10 contain?
Co4K4Na8O10 contains Co, K, Na, and O (4 elements).
Where does the data for Co4K4Na8O10 come from?
Co4K4Na8O10 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the layered sodium transition-metal oxides class.

Within the diverse class of layered sodium transition-metal oxides, Co4K4Na8O10 distinguishes itself through its multi-alkali composition compared to simpler binary systems like NaCoO2 or NaMnO2. While many members of this class focus on single-alkali intercalation, the inclusion of both potassium and sodium in this cobalt-based framework offers a unique structural pathway that differentiates it from standard materials like NaFeO2 or NaNiO2.

Explore

Related Compounds

Other Layered Sodium Transition-Metal Oxides in the database.

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

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