Platinum–samarium
| Names | |
|---|---|
| Other names Platinum-samarium (1/1) | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
PubChem CID |
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CompTox Dashboard (EPA) |
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| 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
- ^ Search Manual for Selected Powder Diffraction Data for Metals and Alloys. JCPDS--International Centre for Diffraction. 1978. p. 98. Retrieved 13 August 2021.
- ^ "Pt-Sm (Platinum-Samarium) - SpringerMaterials". materials.springer.com. doi:10.1007/10542753_2525. Retrieved 13 August 2021.
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