Диплатинауран

Диплатинауран
Общие
Систематическое
наименование		 Диплатинауран
Традиционные названия Урандиплатина
Хим. формула Pt2U
Рац. формула UPt2
Физические свойства
Состояние кристаллы
Молярная масса 628,18 г/моль
Плотность 18,6 г/см³
Термические свойства
Температура
 • разложения 1370 °C
Классификация
Рег. номер CAS 55964-22-2
Приведены данные для стандартных условий (25 °C, 100 кПа), если не указано иное.

Диплатинаура́н — бинарное неорганическое соединение, интерметаллид платины и урана с формулой UPt2, кристаллы.

Получение

  • Сплавление стехиометрических количеств чистых веществ:

Физические свойства

Диплатинауран образует кристаллы ромбической сингонии, пространственная группа A ma2, параметры ячейки a = 0,560 нм, b = 0,968 нм, c = 0,412 нм, Z = 4, структура типа искажённого диникельиндия InNi2[1][2][3][4].

Соединение образуется по перитектической реакции при температуре 1370 °C[1].

Примечания

  1. ↑ 1 2 Диаграммы состояния двойных металлических систем / Под ред. Н. П. Лякишева. — М.: Машиностроение, 2000. — Т. 3 Книга 2. — 448 с. — ISBN 5-217-02932-3.
  2. ↑ Hatt B. A., Williams G. I. The crystal structure of UPt2 // Acta Crystallographica. — 1959. — Т. 12, № 9. — С. 655—657. — doi:10.1107/S0365110X5900192X.
  3. ↑ Predel B. Pt-U (Platinum-Uranium) // Landolt-Börnstein - Group IV Physical Chemistry. — 1998. — Т. 5I. — С. 1—2. — doi:10.1007/10542753_2536.
  4. ↑ Ross B. A. S., Peterson D. E. The Pt-U (Platinum-Uranium) system // Bulletin of Alloy Phase Diagrams. — 1990. — Т. 11, № 3. — С. 240—243. — doi:10.1007/BF03029291.


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