"Samarium phosphide" redirects here. For the pentaphosphide, see Samarium pentaphosphide.

Samarium(III) phosphide is an inorganic compound of samarium and phosphorus with the chemical formula SmP.[1][2][3]

Synthesis

Samarium(III) phosphide can be obtained by heating samarium and phosphorus:

4 Sm + P4 → 4 SmP

Physical properties

Samarium(III) phosphide forms crystals of a cubic system, space group Fm3m, cell size a = 0.5760 nm, Z = 4, with a structure similar to sodium chloride NaCl.[4]

The compound exists in the temperature range of 1315–2020 °C and has a homogeneity region described by the SmP1÷0.982.[5]

Chemical properties

Samarium(III) phosphide readily dissolves in nitric acid.[6]

Uses

Samarium(III) phosphide compound is a semiconductor used in high power, high frequency applications and in laser diodes.[1]

References

  1. ^ a b "Samarium Phosphide". American Elements. Retrieved 21 December 2021.
  2. ^ Toxic Substances Control Act (TSCA) Chemical Substance Inventory. U.S. Government Printing Office. 1979. p. 49. Retrieved 21 December 2021.
  3. ^ Freeman, A. J. (2 December 2012). The Actinides: Electronic Structure and Related Properties. Elsevier. p. 201. ISBN 978-0-323-15304-1. Retrieved 21 December 2021.
  4. ^ Donnay, Joseph Désiré Hubert (1963). Crystal Data; Determinative Tables. American Crystallographic Association. p. 888. Retrieved 21 December 2021.
  5. ^ Predel, B. (1998). "P-Sm (Phosphorus-Samarium)". Ni-Np – Pt-Zr. Landolt-Börnstein - Group IV Physical Chemistry. p. 1. doi:10.1007/10542753_2381. ISBN 3-540-61712-4. Retrieved 21 December 2021. {{cite book}}: |website= ignored (help)
  6. ^ Soviet Progress in Chemistry. Faraday Press. 1966. p. 91. Retrieved 21 December 2021.