Platinum–samarium

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Platinum–samarium
Names
Other names
Platinum-samarium (1/1)
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/Pt.Sm
    Key: UJAPJHYGSSIPDS-UHFFFAOYSA-N
  • [Sm].[Pt]
Properties
PtSm
Molar mass 345.4
Appearance Crystals
Density 12.5
Melting point 1,810 °C (3,290 °F; 2,080 K)
Related compounds
Related compounds
 Iron boride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

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:

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

  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)
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