Palladiumdysprosium - a binary inorganic compound, intermetallic palladium and dysprosium with the formula DyPd, crystals.
| Palladium dysprosium | |
|---|---|
| General | |
| Systematic name | Palladium dysprosium |
| Traditional names | Dysprosium Palladium |
| Chem. formula | Pddy |
| Rat formula | Dypd |
| Physical properties | |
| condition | crystals |
| Molar mass | 268.92 g / mol |
| Density | 9.8 g / cm³ |
| Thermal properties | |
| T. melt. | 1450 ° C |
| Enthalpy of Education | -83.3 [1] kJ / mol |
| Classification | |
| Reg. CAS number | 39293-46-4 |
| Smiles | |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Palladium dysprosium forms crystals of cubic syngony , space group P m 3 m , cell parameters a = 0.4486 nm, Z = 2 [2] , structure of the type of cesium chloride CsCl [3] [4] [5] .
The compound melts congruently at a temperature of 1450 ° C; at a temperature of 770–798 ° C, a phase transition occurs [3] .
Notes
- ↑ Qiti Guo, OJ Kleppa. Standard enthalpies of formation of dysprosium alloys, Dy + Me (Me = Ni, Ru, Rh, Pd, lr, and Pt), by high temperature direct synthesis calorimetry // Metallurgical and Materials Transactions B. - 1996.- T. 27 No. 3 . - S. 417-422 . - DOI : 10.1007 / BF02914906 .
- ↑ The Z value does not match the type of structure.
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Metallurgy, 1997 .-- T. 2 .-- 1024 p. - ISBN 5-217-01569-1 .
- ↑ B. Predel. Dy - Pd (Dysprosium - Palladium) // Landolt-Börnstein - Group IV Physical Chemistry. - 2013 .-- S. 27-28 . - DOI : 10.1007 / 978-3-642-24778-1_8 .
- ↑ Zhenmin Du, Haifang Yang, Yunhua Xu. Thermodynamic modeling of the Dy – Pd system // Journal of Alloys and Compounds. - 2000. - T. 302 , No. 1–2 . - S. 199–203 . - DOI : 10.1016 / S0925-8388 (00) 00693-9 .