Palladium samarium is a binary inorganic compound of palladium and samarium with the SmPd formula, crystals.
| Palladium samary | |
|---|---|
| Are common | |
| Systematic name | Palladium samary |
| Traditional names | Samarium palladium |
| Chem. formula | PdSm |
| Rac formula | Smpd |
| Physical properties | |
| condition | crystals |
| Molar mass | 256.78 g / mol |
| Density | 9.3 g / cm³ |
| Thermal properties | |
| T. melt. | 1270 ° C |
| Classification | |
| Reg. CAS number | 39293-95-3 |
| SMILES | |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Palladium samarium forms crystals of several modifications. The high-temperature modification is formed at temperatures above 960 ÷ 982 ° C and belongs to the rhombic syngony , the space group C mcm , cell parameters a = 0.377 nm, b = 1.065 nm, c = 0.456 nm, Z = 4, chromium boride CrB type structure [1 ] [2] [3] .
The compound melts congruently at a temperature of 1270 ° C and has a homogeneity range of 1 ÷ 1.5 at.% [1] .
Notes
- ↑ 1 2 State diagrams of double metallic systems / Ed. N. P. Lyakishev. - M .: Mashinostroenie, 2001. - T. 3 Book 1. - 972 p. - ISBN 5-217-02843-2 .
- ↑ P. Franke, D. Neuschütz. Pd-Sm (Palladium - Samarium) // Landolt-Börnstein - Group IV Physical Chemistry. - 2007. - T. 19B5 . - p . 1-4 . - DOI : 10.1007 / 978-3-540-45280-5_100 .
- ↑ B. Predel. Pd-Sm (Palladium-Samarium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998. - V. 5I . - S. 1-2 . - DOI : 10.1007 / 10542753_2446 .