Gadolinium phosphide

Gadolinium phosphide is an inorganic compound of gadolinium and phosphorus with the chemical formula GdP.^[1][2]

Gadolinium phosphide

Names
Other names Gadolinium monophosphide, phosphanylidynegadolinium
Identifiers
CAS Number	12024-79-2 Y
3D model (JSmol)	Interactive image
ChemSpider	74731
EC Number	234-696-4
PubChem CID	82814
InChI InChI=1S/Gd.P Key: ZBYBPUTWLXQDMS-UHFFFAOYSA-N
SMILES [Gd].[P]
Properties
Chemical formula	GdP
Molar mass	188.22 g·mol−1
Appearance	crystals
Density	6.68 g/cm3
Structure
Crystal structure	Cubic
Space group	Fm3m
Related compounds
Other anions	Gadolinium nitride Gadolinium arsenide Gadolinium antimonide Gadolinium bismuthide
Other cations	Europium phosphide Terbium phosphide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Synthesis

Gadolinium phosphide can be obtained by reacting gadolinium and phosphorus at high temperature, and single crystals can be obtained by mineralization.^[3]

4 Gd + P₄ → 4 GdP

Physical properties

GdP has a NaCl-structure and transforms to a CsCl-structure at 40 GPa.^[4]

GdP forms crystals of a cubic system, space group Fm3m.^[5][6]

Gadolinium phosphide is antiferromagnetic.^{[citation needed]}

Uses

The compound is a semiconductor used in high power, high frequency applications and in laser diodes.^[1][7]