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21.
STABILIZATION OF THE FERROELECTRIC PHASE IN PbZrO3 CERAMICS WITH THE ADDING OF BaTiO3 NANOPARTICLES
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(Not-set)
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Presents the results of a study of PbZrO3 ceramics synthesized from nanodispersed PbO and ZrO2 powders with the addition of BaTiO3 nanoparticles with sizes of 50, 200 and 400 nm. It has been established ...
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22.
SPECTROSCOPIC PROPERTIES OF ZINC-PHOSPHATE GLASSES SINGLE-DOPED WITH Er3+ AT DIFFERENT CONCENTRATIONS
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(Not-set)
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Spectral-luminescence properties of zinc-phosphate ZnO–P2O5 (PZ) glasses doped with 0.25…1.00 mol. % Er2O3 were studied. It has been shown that an increase in the Er2O3 concentration in the synthesized ...
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23.
SYNTHESIS AND CHARACTERIZATION OF ADVANCED SILICON CARBIDE-BORON CARBIDE CERAMIC COMPOSITES
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(Not-set)
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Materials based on silicon carbide (SiC) and the SiC–20B4C–1C–0.5B system were produced using spark plasma sintering. The properties of powder mixtures and finished products were studied using thermal ...
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24.
ELECTRIC POLARIZATION AND MAGNETIC PROPERTIES OF ZINC-TELLURITE GLASSES ACTIVATED BY NANOPARTICLES OF MAGNETITE AND BARIUM TITANATE
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(Not-set)
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Samples of zinc-tellurite glasses, activated by magnetite and barium titanate nanoparticles, were synthesized by melt-quenching method. Functional properties of the glasses were experimentally investigated ...
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25.
PHOTOLUMINESCENT PROPERTIES OF THICK FILMS OF CESIUM COPPER (I) HALIDES
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(Not-set)
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The paper presents the results of investigation of polycrystalline powders and films of CsCu?Br? and CsCu?I? compounds obtained by vacuum thermal evaporation. X-ray phase analysis confirmed the formation ...
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26.
PHYSICAL AND MECHANICAL CHARACTERISTICS OF CERAMIC MATERIALS OF SYSTEMS ZrO2–Sm2O3 TWO-PHASE COMPOSITION
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(Not-set)
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Ceramic Materials of Compositions (mol. %) 97ZrO2–3Sm2O3 and 94ZrO2–6Sm2O3 based on nanosized powders synthesized by hydrolysis sol-gel method are obtained. It is shown that in ceramic materials a two-phase ...
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27.
THERMOSTIMULATED FORMATION OF SILVER NANOAGGREGATES AND THEIR EFFECT ON THE PHOTOLUMINESCENCE OF Nd3+ IONS IN THE BARIUM-PHOSPHATE GLASS
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(Not-set)
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... glass using silver nanoaggregates.
The research demonstrates that thermally stimulated formation of Agmn+ molecular clusters multiplies the photoluminescence of Nd3+ ions in 15 folds, whereas the formation ...
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28.
OXIDATION OF Cr (III) TO Cr (VI) IN THE SYNTHESIS OF BISMUTH-CHROMIUM OXIDE CERAMICS
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(Not-set)
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Bismuth-containing chromates BixCrO1.5x+3 with a variable molar ratio of 1 ? n(Bi)/n(Cr) ? 38 were synthesized using
a ceramic method from Bi (III) and Cr (III) oxides. Depending on the n(Bi)/n(Cr) ratio, ...
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29.
MATERIALS BASED ON BIOGLASS 45S5, DOPED WITH HEAVY ELEMENTS, FOR USE AS RADIOSENSITIZERS
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(Not-set)
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Glass and glass ceramics containing oxides of heavy metals (Bi, Ta, W) in amount of 40 wt. % were obtained for use in medicine as radiosensitizers. The properties of the composites were studied in vitro: ...
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30.
CALCIUM ZIRCONATE: METHODS OF SYNTHESIS AND APPLICATIONS OF CERAMIC AND REFRACTORY MATERIALS BASED THEREON – A REVIEW. PART 2. APPLICATIONS OF CERAMIC AND REFRACTORY MATERIALS BASED ON CALCIUM ZIRCONA
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(Not-set)
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The publication presents general information about calcium zirconate and the physical/chemical characteristics of products based thereon. The main fields of application of ceramic and refractory materials ...
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31.
TRANSPARENT GLASS-CERAMICS BASED ON LITHIUM ALUMINOSILICATE SYSTEM
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(Not-set)
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Methods of laser micro- and nanomodification structure of transparent dielectrics open promising prospects for the creation of a new type glass-crystalline materials and new applications. In this work, ...
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32.
INVESTIGATION OF THE KINETICS OF VACUUM SINTERING OF OPTICAL LUMINESCENT CERAMICS Y3-xScxA5O12:Cr
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(Not-set)
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The purpose of this work is to study the effect of scandium in the dodecahedral and octahedral positions of the garnet crystal lattice on the features of vacuum sintering of optical ceramics Y3-хScxAl2-yScyAl3O12:Cr, ...
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33.
INVESTIGATION OF THE CONDITIONS OF CERAMIC AND MECHANOCHEMICAL SYNTHESIS OF COMPOSITES CuO/ZnO/?-Al2O3
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(Not-set)
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In this work, using the methods of X-ray phase, X-ray diffraction, synchronous thermal analysis, scanning electron microscopy, low-temperature adsorption-desorption of nitrogen, the process of obtaining ...
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34.
SYNTHESIS AND CHARACTERIZATION OF NEW PEROVSKITE-TYPE PbNaKNb2FeO9.5 CERAMIC
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(Not-set)
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Lead-containing perovskite of complex composition PbNaKNb2FeO9.5 (sp. gr. Pnma, a = 5.654 ± 0.003 ?, b = 7.977 ± 0.001 ?, c = 5.646 ± 0.003 ?) was synthesized for the first time by the solid-phase reaction ...
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35.
ROAD-PURPOSE CERAMIC BRICK FOR PAVING PAVEMENTS IN THE ARAL REGIONS
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(Not-set)
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Today, in the field of construction, the volume of use of ceramic paving stones is growing from year to year to improve the resistance to environmental influences and the decorative properties of road ...
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36.
ON THE APPLICATION OF CERAMICS IN DEEP WATER BUOYANCY MODULES
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(Not-set)
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Today ceramic materials occupy more and more new niches of application. These include deep-water apparatuses for various purposes. For example, at present time oil production industry confronts the problem ...
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37.
PHYSICO-CHEMICAL PROPERTIES OF MINERAL FIBERS OBTAINED ON THE BASIS OF ANDESIBASALTS
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(Not-set)
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The article presents the results of research on the development of prototypes for obtaining mineral fibers based on the andesibazalt–slag–dolomit composition and the results of testing their physicochemical ...
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38.
MECHANOCHEMICAL AND CERAMIC SYNTHESIS OF COBALT FERRITE
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(Not-set)
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In this work we studied the effect of mechanochemical activation on the formation of the cobalt ferrite phase from iron and cobalt oxalates. X-ray phase, X-ray diffraction and synchronous thermal analysis, ...
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39.
OXIDE-CONTAINING MINERAL FIBERS: TYPES, METHODS OF PRODUCTION, APPLICATION AND MANUFACTURERS (REVIEW)
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(Not-set)
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... and continuous fibers, such as spinning fibers from melts, sol-gel technology, spinning from solutions of metal salts, etc., are described. filtration for alumino-silicate and bio-soluble fibers; thermal ...
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40.
Insulating Enamel Leaden-Borate Glass Basis
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(Not-set)
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... one. At the same time, thermal coefficient of linear expansion values level must be the same as the metal. The highest values of dielectric properties are characteristic of low-alkali and alkali-free glasses ...
