Platinum - plutonium is a binary inorganic compound of platinum and plutonium with the formula PuPt, crystals.
| Platinum plutonium | |
|---|---|
| General | |
| Systematic name | Platinum plutonium |
| Traditional names | Plutonium platinum |
| Chem. formula | Ptpu |
| Rat formula | PuPt |
| Physical properties | |
| condition | crystals |
| Molar mass | 439.08 g / mol |
| Density | 16.1 g / cm³ |
| Thermal properties | |
| T. melt. | 1250; 1314 ° C |
Content
- 1 Receiving
- 2 Physical properties
- 3 notes
- 4 Literature
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Platinum plutonium forms crystals of rhombic syngony , space group C mcm , cell parameters a = 0.3816 nm, b = 1.0694 nm, c = 0.4428 nm, Z = 4, structure like chromium boride CrB [1] [2] [ 3] [4] .
The compound is formed by a peritectic reaction at a temperature of 1250 ° C [2] (1314 ° C [3] ).
It exhibits ferromagnetic properties at temperatures below 19 K, antiferromagnetic properties in the temperature range 19–44 K [5] .
Notes
- ↑ DT Cromer. Plutonium-platinum Pu 2 Pt // Acta Crystallographica Section B. - 1978.- T. B34 , No. 8 . - S. 2608-2610 . - DOI : 10.1107 / S0567740878008699 .
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ 1 2 DE Peterson. The Pt − Pu (Platinum-Plutonium) system // Bulletin of Alloy Phase Diagrams. - 1989. - T. 10 , No. 4 . - S. 474-477 . - DOI : 10.1007 / BF02882384 .
- ↑ B. Predel. Pt-Pu (Platinum-Plutonium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5I . - S. 1-2 . - DOI : 10.1007 / 10542753_2515 .
- ↑ JL Smith, HH Hill. Magnetic Properties of NbPt and PuPt // physica status solidi (b). - 1974. - Vol. 64. - P. 343-350. - DOI : 10.1002 / pssb.2220640140 .
Literature
- HH Hill, RO Elliott. Electrical resistivities of the intermetallic compounds ThPt , UPt, NpPt, and PuPt // Physics Letters A. - 1971. - Vol. 35. - P. 73-74. - DOI : 10.1016 / 0375-9601 (71) 90552-4 .