Dysprosium phosphide

Dysprosium phosphide is an inorganic compound of dysprosium and phosphorus with the chemical formula DyP.^[1][2][3]

Dysprosium phosphide

Names
Other names Dysprosium monophosphide, phosphanylidynedysprosium
Identifiers
CAS Number	12019-91-9 Y
3D model (JSmol)	Interactive image
ChemSpider	74724
EC Number	234-650-3
PubChem CID	82804
CompTox Dashboard (EPA)	DTXSID701311047
InChI InChI=1S/Dy.P Key: NAUXLTDHJZDBHT-UHFFFAOYSA-N
SMILES P#[Dy]
Properties
Chemical formula	DyP
Molar mass	193.474
Appearance	Crystals
Density	7.06 g/cm3
Structure
Crystal structure	Cubic
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P261, P280, P304, P305, P338, P340, P351, P405, P501
Related compounds
Other anions	Dysprosium nitride Dysprosium arsenide Dysprosium antimonide Dysprosium bismuthide
Other cations	Terbium phosphide Holmium phosphide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Synthesis

The compound can be obtained by the reaction of phosphorus and dysprosium at high temperature.

4 Dy + P₄ → 4 DyP

Physical properties

DyP has a NaCl structure (a=5.653 Å),^[4] where dysprosium is +3 valence. Its band gap is 1.15 eV, and the Hall mobility (μH) is 8.5 cm³/V·s.^[5]

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

Uses

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

References

1. "Dysprosium Phosphide". American Elements. Retrieved 5 January 2022.
2. Ganjali, Mohammad Reza; Gupta, Vinod Kumar; Faridbod, Farnoush; Norouzi, Parviz (25 February 2016). Lanthanides Series Determination by Various Analytical Methods. Elsevier. p. 49. ISBN 978-0-12-420095-1. Retrieved 5 January 2022.
3. Terahertz and Gigahertz Photonics. SPIE. 1999. p. 217. ISBN 978-0-8194-3281-0. Retrieved 5 January 2022.
4. Busch, G.; Junod, P.; Vogt, O.; Hulliger, F. (15 August 1963). "Ferro- and metamagnetism of rare earth compounds". Physics Letters. 6 (1): 79–80. Bibcode:1963PhL.....6...79B. doi:10.1016/0031-9163(63)90228-2. Retrieved 5 January 2022.
5. Ren, Yufang; Meng, Jian (1988). "On the Optical and Electrical Properties of Dysprosium and Ytterbium Monophosphides". Chinese Journal of Applied Chemistry (in Chinese). 5 (3): 39–42. doi:10.3724/j.issn.1000-0518.1988.3.39. Retrieved 5 January 2022.
6. "Dysprosium Phosphide DyP". materialsproject.org. Retrieved 24 December 2021.
7. "Dysprosium - an overview | ScienceDirect Topics". sciencedirect.com. Retrieved 5 January 2022.