Рутенийтрииттрий

Рутенийтрииттрий
Общие
Систематическое
наименование		 Рутенийтрииттрий
Традиционные названия Трииттрийрутений
Хим. формула Y3Ru
Рац. формула RuY3
Физические свойства
Состояние кристаллы
Молярная масса 367,79 г/моль
Плотность 5,7 г/см³
Термические свойства
Температура
 • разложения ≈1200 °C
Энтальпия
 • образования -118 [1] кДж/моль
Классификация
Рег. номер CAS 37301-14-7
PubChem 71359502
SMILES
 
InChI
 
Приведены данные для стандартных условий (25 °C, 100 кПа), если не указано иное.

Рутенийтрииттрий — бинарное неорганическое соединение иттрия и рутения с формулой Y3Ru, кристаллы.

Получение

  • Сплавление стехиометрических количеств чистых веществ:

Физические свойства

Рутенийтрииттрий образует кристаллы тетрагональной сингонии, пространственная группа P nma, параметры ячейки a = 0,7342 нм, b = 0,9214 нм, c = 0,6333 нм, Z = 4, структура типа карбида трижелеза Fe3C [2][3][4].

Соединение образуется по перитектической реакции при температуре ≈1200°C [2].

Примечания

  1. ↑ Michal Jahnátek, Ohad Levy, Gus L. W. Hart, Lance J. Nelson, Roman V. Chepulskii, J. Xue, and Stefano Curtarolo. Ordered phases in ruthenium binary alloys from high-throughput first-principles calculations // Phys. Rev. B. — 2011. — Т. B 84. — С. 214110-8. — doi:10.1103/PhysRevB.84.214110. Архивировано 5 марта 2016 года.
  2. ↑ 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.
  3. ↑ B. Predel. Ru-Y (Ruthenium-Yttrium) // Landolt-Börnstein - Group IV Physical Chemistry. — 1998. — Т. 5J. — С. 1-2. — doi:10.1007/10551312_2649.
  4. ↑ H. Okamoto. Ru-Y (Ruthenium-Yttrium) // Journal of Phase Equilibria and Diffusion. — 2013. — Т. 34, № 2. — С. 156-157. — doi:10.1007/s11669-012-0156-3.


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