Coordination nature of phase separation in oxide melts
Autor: | J. Pospekhova, M. Kiselova, Yu. P. Udalov, P. Piluzo, P. Sazavsky, A. Yu. Pechenkov, I. Schrank, Dmitry Grishchenko, I. V. Pozniak |
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Rok vydání: | 2013 |
Předmět: | |
Zdroj: | Glass Physics and Chemistry. 39:431-443 |
ISSN: | 1608-313X 1087-6596 |
DOI: | 10.1134/s1087659613040202 |
Popis: | The behavior of uranium oxide-silica, zirconia-alumina, zirconia-iron oxide, uranium oxideiron oxide, zirconia-alumina-iron oxide, and uranium oxide-iron oxide-zirconia melts was experimentally investigated in the air. The existence of two-phase fluids in these systems was confirmed. It is proposed that the reason for the phase separation is the formation of complexes with the general formula x[M3+O8/2] [Me4+O8/2]. The influence of a complex concentration on the density and surface tension of melts in the ZrO2-Al2O3 system was demonstrated. |
Databáze: | OpenAIRE |
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