K8O16P4

K8O16P4 is a metastable, insulating compound containing potassium, phosphorus, and oxygen that is studied for its unique structural properties.

KOP
Crystal structure of K8O16P4
Ground-state structure · Materials Project
Overview

About K8O16P4

K8O16P4 is a complex inorganic compound composed of potassium, oxygen, and phosphorus. It functions as a wide-band-gap insulator, a characteristic that often dictates its behavior in specialized electronic or optical environments where conductive pathways must be strictly controlled.

As a metastable material, it represents a unique structural configuration that exists outside of the most common thermodynamic ground states. Its existence across multiple structural databases highlights its significance in fundamental materials research, where understanding such metastable phases is crucial for exploring new chemical landscapes.

At a glance

Key Properties

Cross-validated computational properties for K8O16P4, aggregated across 3 databases.

Band Gap

3.20 eV
Range across DFT structures

Energy Above Hull

0.090 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

3
3 databases, 1 space group
Reference

Frequently Asked Questions

Common questions about K8O16P4, answered from cross-validated data.

What is K8O16P4?

K8O16P4 is a metastable, insulating compound containing potassium, phosphorus, and oxygen that is studied for its unique structural properties.

More questions
What is the band gap of K8O16P4?
K8O16P4 has a DFT-computed band gap of 3.20 eV across 3 reported structures.
Is K8O16P4 a metal, semiconductor, or insulator?
With a wide band gap up to 3.20 eV it is an insulator / wide-band-gap material.
Is K8O16P4 thermodynamically stable?
K8O16P4 has a lowest energy above hull of 0.090 eV/atom (metastable).
How many polymorphs of K8O16P4 are known?
3 structures of K8O16P4 are reported across 3 databases, spanning 1 distinct space group.
What elements does K8O16P4 contain?
K8O16P4 contains K, O, and P (3 elements).
Where does the data for K8O16P4 come from?
K8O16P4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a member of the potassium-phosphorus-oxygen system, K8O16P4 occupies a distinct niche within its chemical class. While many related phosphate-based materials are known for their high stability, this compound serves as an intriguing example of metastable architecture, offering researchers a different structural pathway compared to more conventional, highly stable condensed phases.

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

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