K2P3

K2P3 is a stable, semiconducting binary compound composed of potassium and phosphorus.

KP
Crystal structure of K2P3
Ground-state structure · Materials Project
Overview

About K2P3

K2P3 is a potassium-rich phosphide that exhibits semiconducting electronic behavior. As a thermodynamically stable compound residing on the convex hull, it represents a robust phase within the binary potassium-phosphorus system, offering a reliable structural foundation for materials research.

With multiple reported structures documented across various databases, this compound is a subject of significant interest for researchers investigating new semiconducting materials. Its stable nature makes it a compelling candidate for fundamental studies into the electronic properties of alkali metal phosphides.

At a glance

Key Properties

Cross-validated computational properties for K2P3, aggregated across 3 databases.

Band Gap

0.71–1.05 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

11
3 databases, 4 space groups
Uses

Applications

Where K2P3 is used.

Semiconductor researchSolid-state chemistry studiesMaterials science exploration
Reference

Frequently Asked Questions

Common questions about K2P3, answered from cross-validated data.

What is K2P3?

K2P3 is a stable, semiconducting binary compound composed of potassium and phosphorus.

More questions
What is K2P3 used for?
K2P3 is used in semiconductor research, solid-state chemistry studies, and materials science exploration.
What is the band gap of K2P3?
K2P3 has a DFT-computed band gap of 0.71–1.05 eV across 11 reported structures.
Is K2P3 a metal, semiconductor, or insulator?
With a band gap up to 1.05 eV it is a semiconductor.
Is K2P3 thermodynamically stable?
Yes — K2P3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K2P3 are known?
11 structures of K2P3 are reported across 3 databases, spanning 4 distinct space groups.
What elements does K2P3 contain?
K2P3 contains K and P (2 elements).
Where does the data for K2P3 come from?
K2P3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct binary phosphide, K2P3 occupies a unique position in the landscape of potassium-phosphorus materials, serving as a stable reference point for understanding the structural diversity and electronic potential of this specific chemical class.

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

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