Platinum-samarium is a binary inorganic compound of platinum and samarium with the chemical formula PtSm.^[1] This intermetallic compound forms crystals.

Synthesis

Fusion of stoichiometric amounts of pure substances:

${\displaystyle {\mathsf {Pt+Sm\ {\xrightarrow {1810^{o}C}}\ SmPt}}}$

Physical properties

Platinum-samarium forms crystals of rhombic crystal system, space group P nma, cell parameters a = 0.7148 nm, b = 0.4501 nm, c = 0.5638 nm, Z = 4, structure similar to that of iron boride (FeB).

The compound melts congruently at a temperature of ≈1810 °C.^[2]

References