Платинатрилютеций

Платинатрилютеций
Общие
Систематическое
наименование
Платинатрилютеций
Традиционные названия Трилютецийплатина
Хим. формула PtLu3
Рац. формула Lu3Pt
Физические свойства
Состояние кристаллы
Молярная масса 719,98 г/моль
Плотность 11,8 г/см³
Термические свойства
Температура
 • разложения ≈1290 °C
Приведены данные для стандартных условий (25 °C, 100 кПа), если не указано иное.

Платинатрилютеций — бинарное неорганическое соединение платины и лютеция с формулой Lu3Pt, кристаллы.

Получение

  • Сплавление стехиометрических количеств чистых веществ:

Физические свойства

Платинатрилютеций образует кристаллы ромбической сингонии, пространственная группа P nma, параметры ячейки a = 0,6926 нм, b = 0,9225 нм, c = 0,6293 нм, Z = 4, структура типа карбида трижелеза Fe3C [1][2].

Соединение образуется по перитектической реакции при температуре ≈1290°С [1].

Примечания

  1. 1 2 Диаграммы состояния двойных металлических систем / Под ред. Н. П. Лякишева. — М.: Машиностроение, 2001. — Т. 3 Книга 1. — 972 с. — ISBN 5-217-02843-2.
  2. B. Predel. Lu-Pt (Lutetium-Platinum) // Landolt-Börnstein - Group IV Physical Chemistry. — 1997. — Т. 5H. — С. 1-2. — doi:10.1007/10522884_1954.


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