Mg3P2

magnesium phosphide · trimagnesium diphosphide

Magnesium phosphide is a stable semiconducting binary compound used as a chemical reagent and a precursor in materials synthesis.

MgP
Crystal structure of Mg3P2
Ground-state structure · Materials Project
Overview

About magnesium phosphide

Magnesium phosphide is a thermodynamically stable binary compound that exhibits semiconducting electronic properties. Its structural versatility is highlighted by a significant number of reported crystalline arrangements, making it a subject of interest for fundamental solid-state studies.

As a phosphide, this material is primarily utilized in specialized chemical reactions and as a precursor for the synthesis of other advanced materials. Its stability on the convex hull underscores its robustness as a chemical entity in diverse experimental environments.

At a glance

Key Properties

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

Band Gap

1.11–1.80 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
3 DFT sources

Structures

38
4 databases, 13 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Mg3P2.

Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Uses

Applications

Where magnesium phosphide is used.

Chemical synthesisMaterials science researchSemiconductor precursor
Reference

Frequently Asked Questions

Common questions about magnesium phosphide, answered from cross-validated data.

What is Mg3P2?

Magnesium phosphide is a stable semiconducting binary compound used as a chemical reagent and a precursor in materials synthesis.

More questions
What is Mg3P2 used for?
magnesium phosphide (Mg3P2) is used in chemical synthesis, materials science research, and semiconductor precursor.
What is the band gap of Mg3P2?
magnesium phosphide (Mg3P2) has a DFT-computed band gap of 1.11–1.80 eV across 38 reported structures.
Is Mg3P2 a metal, semiconductor, or insulator?
With a band gap up to 1.80 eV it is a semiconductor.
Is Mg3P2 thermodynamically stable?
Yes — magnesium phosphide (Mg3P2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Mg3P2 are known?
38 structures of Mg3P2 are reported across 4 databases, spanning 13 distinct space groups.
How is Mg3P2 synthesized?
Literature-reported routes for Mg3P2 include solid state (4 procedures documented).
What elements does Mg3P2 contain?
magnesium phosphide (Mg3P2) contains Mg and P (2 elements).
Where does the data for Mg3P2 come from?
Mg3P2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone binary phosphide, magnesium phosphide serves as a fundamental reference point for understanding the bonding and electronic behavior of alkaline earth metal phosphides in solid-state chemistry.

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

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