RAS Chemistry & Material ScienceЖурнал неорганической химии Russian Journal of Inorganic Chemistry

  • ISSN (Print) 0044-457X
  • ISSN (Online) 3034-560X

Synthesis and High-Temperature Heat Capacity of LaMgAl11O19 and SmMgAl11O19 Hexaaluminates

PII
10.31857/S0044457X23601062-1
DOI
10.31857/S0044457X23601062
Publication type
Status
Published
Authors
Volume/ Edition
Volume 68 / Issue number 11
Pages
1607-1613
Abstract
The processes occurring during heating of a stoichiometric mixture of lanthanum, samarium, magnesium, and aluminum hydroxides synthesized by the reverse precipitation method have been studied by DTA/TG and X-ray powder diffraction methods. The conditions for the synthesis of single-phase LaMgAl11O19 and SmMgAl11O19 samples of the magnetoplumbite structure type have been determined, and the isobaric heat capacity has been measured in the temperature range 317–1817 K, showing the absence of structural transformations in this range.
Keywords
магнетоплюмбит изобарная теплоемкость
Date of publication
17.09.2025
Year of publication
2025
Number of purchasers
0
Views
13

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