K3P

K3P is a stable, semiconducting binary phosphide composed of potassium and phosphorus.

KP
Crystal structure of K3P
Ground-state structure · Materials Project
Overview

About K3P

K3P is a binary phosphide compound that exhibits semiconducting electronic character. As a thermodynamically stable phase located on the convex hull, it represents a robust configuration of potassium and phosphorus atoms. Its structural integrity makes it a subject of significant interest for researchers investigating fundamental binary systems. The compound is characterized by a high degree of structural diversity, with numerous reported arrangements across multiple databases, indicating a complex landscape of potential phases. This richness highlights its importance as a model system for understanding bonding and stability in alkali metal phosphides.

At a glance

Key Properties

Cross-validated computational properties for K3P, aggregated across 4 databases.

Band Gap

0.21 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

9
4 databases, 3 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting K3P.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Reference

Frequently Asked Questions

Common questions about K3P, answered from cross-validated data.

What is K3P?

K3P is a stable, semiconducting binary phosphide composed of potassium and phosphorus.

More questions
What is the band gap of K3P?
K3P has a DFT-computed band gap of 0.21 eV across 9 reported structures.
Is K3P a metal, semiconductor, or insulator?
With a band gap up to 0.21 eV it is a semiconductor.
Is K3P thermodynamically stable?
Yes — K3P sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of K3P are known?
9 structures of K3P are reported across 4 databases, spanning 3 distinct space groups.
How is K3P synthesized?
Literature-reported routes for K3P include solid state (3 procedures documented).
What elements does K3P contain?
K3P contains K and P (2 elements).
Where does the data for K3P come from?
K3P data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone binary compound within this context, K3P serves as a primary reference point for investigating the structural and electronic behavior of alkali metal phosphides, demonstrating high stability compared to less favorable stoichiometric combinations.

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

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