High-Temperature Heat Capacity of Y0.65Pr0.35BiGeO5 and Y0.65Nd0.35BiGeO5 in the Range 350–1000 K
- Autores: Denisova L.T.1, Izotov A.D.2, Kargin Y.F.3, Belousova N.V.1, Galiakhmetova N.A.1, Golubeva E.O.1, Denisov V.M.1
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Afiliações:
- Siberian Federal University
- Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
- Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences
- Edição: Volume 483, Nº 2 (2018)
- Páginas: 151-154
- Seção: Physical Chemistry
- URL: https://journals.rcsi.science/0012-5016/article/view/153917
- DOI: https://doi.org/10.1134/S0012501618120011
- ID: 153917
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Resumo
Oxides Y0.65Pr0.35BiGeO5 and Y0.65Nd0.35BiGeO5 have been synthesized by a ceramic method. The heat capacity of fine crystalline samples has been studied in the range 350–1000 K by differential scanning calorimetry. The Cp = f(T) dependences can be described by the Maier–Kelley equation. The thermodynamic functions of these oxides—changes in enthalpy, entropy, and reduced Gibbs energy—have been calculated from the experimental data on high-temperature heat capacity.
Sobre autores
L. Denisova
Siberian Federal University
Autor responsável pela correspondência
Email: antluba@mail.ru
Rússia, Krasnoyarsk, 660041
A. Izotov
Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: antluba@mail.ru
Rússia, Moscow, 119991
Yu. Kargin
Baikov Institute of Metallurgy and Materials Science, Russian Academy of Sciences
Email: antluba@mail.ru
Rússia, Moscow, 119991
N. Belousova
Siberian Federal University
Email: antluba@mail.ru
Rússia, Krasnoyarsk, 660041
N. Galiakhmetova
Siberian Federal University
Email: antluba@mail.ru
Rússia, Krasnoyarsk, 660041
E. Golubeva
Siberian Federal University
Email: antluba@mail.ru
Rússia, Krasnoyarsk, 660041
V. Denisov
Siberian Federal University
Email: antluba@mail.ru
Rússia, Krasnoyarsk, 660041
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