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Platinum-samarium is a binary inorganic compound of platinum and samarium with the chemical formula PtSm. 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.

References

1. Search Manual for Selected Powder Diffraction Data for Metals and Alloys. JCPDS--International Centre for Diffraction. 1978. p. 98. Retrieved 13 August 2021.
2. "Pt-Sm (Platinum-Samarium) - SpringerMaterials". materials.springer.com. doi:10.1007/10542753_2525. Retrieved 13 August 2021. {{cite journal}}: Cite journal requires |journal= (help)

• Samarium compounds
• Platinum compounds
• Inorganic compounds
• Intermetallics