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High-Temperature Heat Capacity of Y0.65Pr0.35BiGeO5 and Y0.65Nd0.35BiGeO5 in the Range 350-1000 K.

Authors :
Denisova, L. T.
Izotov, A. D.
Kargin, Yu. F.
Belousova, N. V.
Galiakhmetova, N. A.
Golubeva, E. O.
Denisov, V. M.
Source :
Doklady Physical Chemistry. Dec2018, Vol. 483 Issue 2, p151-154. 4p.
Publication Year :
2018

Abstract

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. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00125016
Volume :
483
Issue :
2
Database :
Academic Search Index
Journal :
Doklady Physical Chemistry
Publication Type :
Academic Journal
Accession number :
134164010
Full Text :
https://doi.org/10.1134/S0012501618120011