Cr2P

Cr2P is a metallic chromium phosphide compound that is considered thermodynamically stable and structurally diverse.

CrP
Crystal structure of Cr2P
Ground-state structure · Materials Project
Overview

About Cr2P

Cr2P is a metallic chromium phosphide that exists as a near-hull phase, indicating it is a thermodynamically viable material that can be synthesized under appropriate conditions. Its electronic character is defined by its metallic nature, distinguishing it from insulating or semiconducting phosphide counterparts.

With a significant number of reported structures across major databases, this compound is a well-documented subject in inorganic chemistry. Its structural flexibility and metallic properties make it a key candidate for researchers investigating the complex phase space of metal-rich phosphides.

At a glance

Key Properties

Cross-validated computational properties for Cr2P, aggregated across 4 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.012 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

90
4 databases, 16 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of Cr2P. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

1
materials_project

Space Group Consensus

All match
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Cr2P.

Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where Cr2P is used.

Materials science researchFundamental structural studiesBinary phase investigation
Reference

Frequently Asked Questions

Common questions about Cr2P, answered from cross-validated data.

What is Cr2P?

Cr2P is a metallic chromium phosphide compound that is considered thermodynamically stable and structurally diverse.

More questions
What is Cr2P used for?
Cr2P is used in materials science research, fundamental structural studies, and binary phase investigation.
What is the band gap of Cr2P?
Cr2P is computed to be metallic (no band gap) in the reported DFT structures.
Is Cr2P a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Cr2P thermodynamically stable?
Cr2P has a lowest energy above hull of 0.012 eV/atom (near hull (likely stable)).
How many polymorphs of Cr2P are known?
90 structures of Cr2P are reported across 4 databases, spanning 16 distinct space groups.
How is Cr2P synthesized?
Literature-reported routes for Cr2P include solid state.
What elements does Cr2P contain?
Cr2P contains Cr and P (2 elements).
Where does the data for Cr2P come from?
Cr2P data is cross-referenced from latticegraph.
Comparison

How It Compares

As a metallic chromium phosphide, Cr2P represents a stable, synthesizable member of the transition metal phosphide family, serving as a foundational reference point for understanding the structural and electronic behavior of chromium-based binary systems.

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

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