Published February 1999
| Version v1
Journal article
Search for ternary oxides of sodium, iron(3), and niobium(5)
Description
Phase formation in system Na2O-Fe2O3-Nb2O5 at 850-1320 deg C has been studied for the first time by the X-ray diffraction method. A new ternary oxide, i.e. 2Na2O · Fe2O3 · 49Nb2O5, has been revealed. Isobaric-quasiisothermal cross sections of the phase diagram at 1000-1100 deg C and 1 atm. have been constructed. The absence of compounds structurally related to sodium titanates and metallotitanates in the system is shown
Abstract (Russian)
Рентгенографически впервые изучено фазообразование в системе Na2O-Fe2O3-Nb2O5 при 850-1320 град С. Обнаружен новый тройной оксид 2Na2O · Fe2O3 · 49Nb2O5. Построены изобарно-квазиизотермические сечения диаграммы состояния при 1000-1100 град С и 1 атм. Показано отсутствие в системе соединений, структурно родственных титанатам и металлотитанатам натрияAdditional details
Additional titles
- Original title (Russian)
- Поиск тройных оксидов натрия, железа(3) и ниобия(5)
Publishing Information
- Journal Title
- Zhurnal Neorganicheskoj Khimii
- Journal Volume
- 44
- Journal Issue
- 2
- Journal Page Range
- p. 290-294
- ISSN
- 0044-457X
- CODEN
- ZNOKAQ
INIS
- Country of Publication
- Russian Federation
- Country of Input or Organization
- Russian Federation
- INIS RN
- 31015710
- Subject category
- S37: INORGANIC, ORGANIC, PHYSICAL AND ANALYTICAL CHEMISTRY;
- Descriptors DEI
- CHEMICAL COMPOSITION; IRON OXIDES; LATTICE PARAMETERS; NIOBIUM OXIDES; PHASE DIAGRAMS; PHASE STUDIES; SODIUM OXIDES; TEMPERATURE RANGE 1000-4000 K; X-RAY DIFFRACTION
- Descriptors DEC
- ALKALI METAL COMPOUNDS; CHALCOGENIDES; COHERENT SCATTERING; DIAGRAMS; DIFFRACTION; INFORMATION; IRON COMPOUNDS; NIOBIUM COMPOUNDS; OXIDES; OXYGEN COMPOUNDS; SCATTERING; SODIUM COMPOUNDS; TEMPERATURE RANGE; TRANSITION ELEMENT COMPOUNDS
Optional Information
- Notes
- 25 refs., 3 tabs.