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1.
Infrared spectra and differential thermal analysis of ceramic glase frit
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(At the enterprises and institutes)
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The results of measuring infrared spectra and differential thermal analysis of a ceramic glaze frit are presented. The data obtained confirm the two-phase nature of the investigated frit and the presence ...
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2.
Thermal Behavior of Mixtures Based on Metacaolin and Sodium Hydroxide
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(Not-set)
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... at temperatures above 800 & # 176; C, sodium aluminosilicate Na 8 Al 4 Si 4 O 18 < / sub>, mullite and nepheline. It is shown that calculations by the isoconversion methods of Friedman (differential) ...
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3.
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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4.
SYNTHESIS OF MULLITE-SILICA CERAMICS WITH ENHANCED ELECTROPHYSICAL PROPERTIES
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(Not-set)
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... is paid to the study of the effect of heat treatment and the degree of dispersion of the starting material on the formation of the phase composition. Methods of differential thermal analysis, modeling ...
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5.
DIELECTRIC PROPERTIES OF LEAD ZIRCONATE CERAMICS PRODUCED FROM PbO AND ZrO2 NANOPOWDERS
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(Not-set)
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The article presents the results of a study of the dielectric properties and harmonic coefficient of lead zirconate-based ceramics synthesized at different sintering temperatures from the initial PbO and ...
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6.
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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7.
EFFECT OF ADDING SILICON-PHOSPHORUS-ANTIMONY CATIONITE TO POTASSIUM NITRATE MELT ON STRENGTHENING SODIUM-CALCIUM-MAGNESIUM SILICATE GLASS BY ION EXCHANGE METHOD
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(Not-set)
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The paper studies the effect of adding potassium form of silicon-phosphorus-antimony cationite (K:KFS-cationite) to a potassium nitrate salt bath on the magnitude of compressive stresses on the surface ...
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8.
ASSESSMENT OF THE EFFECT OF LITHIUM CHLORIDE ON THE PROPERTIES OF BOROPHOSPHATE GLASS DURING THE IMMOBILIZATION OF RADIOACTIVE WASTE FROM PYROCHEMICAL PROCESSING OF SPENT NUCLEAR ...
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(Not-set)
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... – the amorphous structure and homogeneity of the obtained material were confirmed. Using differential scanning calorimetry and thermal conductivity measurements, the thermophysical properties of the material ...
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9.
FEATURES OF GARNET PHASE FORMATION IN THE Y2O3–Lu2O3–Yb2O3–Ee2O3–Al2O3 SYSTEM IN THE SYNTHESIS OF NANOCRYSTALLINE LOW-AGGLOMERATED CERAMIC POWDERS BY COPRECIPITATION METHOD USING AMMONIUM ...
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(Not-set)
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... phases, the composition of which depends on the Y/Lu ratio in the solution of the initial salts. Based on the results of differential thermal analysis of precursor powders and X–ray diffraction of ceramic ...
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10.
GRINDING OF BIOGENIC SILICA
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(Not-set)
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... analyses, electron and atomic force microscopy, differential scanning calorimetry, and laser granulometry were employed. The appearance of silicon dioxide was observed at a temperature of around 650 ?C, ...
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11.
THE POSSIBILITY OF USING WASTE FROM THE ENRICHMENT OF FERRUGINOUS QUARTZITE KMA IN THE PRODUCTION OF CERAMIC BUILDING MATERIALS
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(Not-set)
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The possibility of using waste from the enrichment of ferruginous quartzites of KMA is considered. The chemical composition of waste from Lebedinsky GOK has been investigated. It has been established that ...
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12.
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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13.
NUCLEATION AND CRYSTALS GROWTH IN THE VOLUME OF GLASS Li2O–Al2O3–SiO2 SYSTEM
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(Not-set)
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The crystallization properties of multicomponent glass based on the Li2O–Al2O3–SiO2 system are investigated. By the Marotta et al method, temperature of 670 ?C at a holding time of 2 hours provides the ...
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14.
INFLUENCE OF CeO2 ON THE FORMATION OF PLASMONIC Au NANOPARTICLES IN GLASSES OF THE ZnO–MgO–Al2O3–SiO2 SYSTEM
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(Not-set)
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Using absorption spectroscopy, differential scanning calorimetry, and X-ray powder diffraction, we studied the effect of a small addition of CeO2 on the process of thermally stimulated formation of plasmonic ...
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15.
MINERALOGICAL FEATURESOF THE EXPANDED VERMICULITE ORES
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(Not-set)
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... during heating by differential scanning calorimetry. The obtained-information allowed us to conclude that this micaceousmineralis at the initial stage of metamorphism: disordered interlayer structure of ...
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16.
THE POSSIBILITY OF USING VANADIUM WASTE IN THE TECHNOLOGY OF WALL CERAMICS
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(Not-set)
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A complex of physico-chemical studies was carried out: X-ray phase analysis, differential thermal analysis, chemical analysis of vanadium production waste. It has been established that these wastes containing ...
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17.
MODIFICATION OF PROPERTIES OF BASALT FIBER-REINFORCED PLASTIC DURING MOISTURE DIFFUSION AT ROOM TEMPERATURE
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(Not-set)
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Three batches of unidirectional basalt fiber-reinforced plastic were fabricated as plates, and continued tests were performed under load at room temperature and in a closed desiccator at a 99 % moisture ...
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18.
THE NUCLEATION EFFECT OF PbSe ADDITIVE ON Bi2Sr2CaCu2Oδ GLASS CERAMICS
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(Not-set)
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The crystallisation kinetics and effects of doping on Bi2Sr2CaCu2Oδ (BSCCO) glass ceramic system with 0.0, 0.1, 0.3 and 0.5 % PbSe were investigated in this study. Using differential thermal analysis (DTA), ...
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19.
PREPARATION OF NIOBIUM (V) OXIDE WITH CONTROLLED DISPERSITY AND MORPHOLOGY
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(Not-set)
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... scanning electron microscopy, X-ray microscopy, and differential thermal and thermogravimetric analysis. Annealing of niobium citrate at a temperature of 600 °C makes it possible to obtain niobium oxide ...
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20.
Possibility of Using Solid Fuel Combustion Wastes in Ecogeopolymer Technology of the Russian Arctic Zone CHPP
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(Not-set)
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A complex of physical and chemical studies was carried out: chemical analysis, X-ray phase analysis, differential thermal analysis, analysis of the microstructure of the ZCO Apatitskaya CHPP and Severodvinsk ...
