Holmium phosphide

Holmium phosphide is a binary inorganic compound of holmium and phosphorus with the chemical formula HoP.[1][2][3] The compound forms dark crystals and does not dissolve in water.

Holmium phosphide
Names
Other names
Phosphanylidyneholmium, holmium monophosphide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.031.566
EC Number
  • 234-737-6
  • InChI=1S/Ho.P
    Key: MPCFEQUPROVEQK-UHFFFAOYSA-N
  • P#[Ho]
Properties
HoP
Molar mass 195.90
Appearance Dark crystals
Density g/cm3
Insoluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Synthesis

Heating powdered holmium and red phosphorus in an inert atmosphere or vacuum:

Properties

Holmium phosphide forms dark crystals of a cubic system, stable in air, does not dissolve in water.

HoP belongs to the large class of NaCl-structured rare earth monopnictides.[4]

Ferromagnetic at low temperatures.[5][6]

HoP actively reacts with nitric acid.

Uses

The compound is a semiconductor used in high power, high frequency applications and in laser diodes.[3]

References
  1. Toxic Substances Control Act (TSCA) Chemical Substance Inventory. Cumulative Supplement to the Initial Inventory: User Guide and Indices. United States Environmental Protection Agency. 1980. p. 170. Retrieved 23 December 2021.
  2. Fischer, P.; Furrer, A.; Kaldis, E.; Kim, D.; Kjems, J. K.; Levy, P. M. (1 January 1985). "Phase diagrams and magnetic excitations in holmium phosphide". Physical Review B. 31 (1): 456–469. Bibcode:1985PhRvB..31..456F. doi:10.1103/PhysRevB.31.456. PMID 9935448. Retrieved 23 December 2021.
  3. "Holmium Phosphide". American Elements. Retrieved 23 December 2021.
  4. Furrer, A. (6 December 2012). Crystal Field Effects in Metals and Alloys. Springer Science & Business Media. p. 24. ISBN 978-1-4615-8801-6. Retrieved 23 December 2021.
  5. Fysikafdelingen, Forsøgsanlæg Risø (1983). Annual progress report. Risø National Laboratory. p. 11. ISBN 978-87-550-0960-8. Retrieved 23 December 2021.
  6. Donnay, Joseph Désiré Hubert (1978). Crystal Data: Inorganic compounds 1967-1969. National Bureau of Standards. p. 71. Retrieved 23 December 2021.
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