Samarium phosphide
Samarium phosphide is an inorganic compound of samarium and phosphorus with the chemical formula SmP. Synthesis. Heating samarium and phosphorus: Physical properties. Samarium phosphide forms crystals of a cubic system, space group "Fm"3"m", cell size a = 0.5760 nm, Z = 4, with a structure similar to sodium chloride NaCl. The compound exists in the temperature range of 1315–2020 °C and has a homogeneity region described by the SmP. Chemical properties. Samarium phosphide readily dissolves in nitric acid. Uses. The compound is a semiconductor used in high power, high frequency applications and in laser diodes. Samarium phosphide