Synthesis and Study of Rubidium Hexauranate Rb2[(UO2)6O3(OH)8]·6H2O and Products of Its Heat Decomposition
- Authors: Nipruk O.V.1, Chernorukov N.G.1, Bakhmetiev M.O.1, Elipasheva E.V.1, Lelet M.I.1, Chaplieva K.A.1
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Affiliations:
- N.I. Lobachevskii Nizhny Novgorod State University
- Issue: Vol 89, No 8 (2019)
- Pages: 1630-1636
- Section: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/223031
- DOI: https://doi.org/10.1134/S1070363219080139
- ID: 223031
Cite item
Abstract
The interaction of hydrated uranium(VI) oxide UO3·2.25H2O (schoepite) with an aqueous solution of rubidium hydroxide in an autoclave at 100°C has yielded rubidium uranate Rb2(UO2)6O3(OH)8·6H2O. Composition and structure of the obtained compound have been determined by chemical analysis, IR spectroscopy, X-ray diffraction, and differential thermal analysis. The processes of its dehydration and thermal decomposition have been studied.
About the authors
O. V. Nipruk
N.I. Lobachevskii Nizhny Novgorod State University
Author for correspondence.
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950
N. G. Chernorukov
N.I. Lobachevskii Nizhny Novgorod State University
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950
M. O. Bakhmetiev
N.I. Lobachevskii Nizhny Novgorod State University
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950
E. V. Elipasheva
N.I. Lobachevskii Nizhny Novgorod State University
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950
M. I. Lelet
N.I. Lobachevskii Nizhny Novgorod State University
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950
K. A. Chaplieva
N.I. Lobachevskii Nizhny Novgorod State University
Email: nipruk@yandex.ru
Russian Federation, pr. Gagarina 23a, Nizhny Novgorod, 603950