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1.
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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For the first time a series of ceramic powders of the composition (Y1–xLux)3Yb0.15Er0.03Al5O12 (YLuAG) with a garnet structure in which the atomic ratio of Y3+/Lu3+ cations varied from 80/20 to 20/80, ...
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2.
LOCAL ELECTRIC FIELD ENHANCEMENT IN THE VICINITY OF Ag NANOPARTICLES AND THEIR AGGLOMERATES IN ZINC-PHOSPHATE AND SILICATE GLASS
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(Not-set)
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... the size, spatial distribution and degree of agglomeration of silver NPs in glass were studied. With this aim, a visual representation of the spatial distribution of the LEF in the vicinity of agglomerates ...
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3.
FEATURES OF TECHNOLOGY, STRUCTURE, HARDNESS AND STRENGTH OF Al–Al2O3 CERMET WITH A HETEROGENEOUS GRANULAR-LAYERED STRUCTURE
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(Not-set)
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... of lamellar agglomerates (LLC “Kit-Stroy SPb”), were used. The PAP-2 and PCAP powders were mixed, the resulting mixture was briquetted, the briquette was mechanically ground, billets from the resulting ...
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4.
FABRICATION OF TRANSPARENT QUARTZ GLASS USING ADDITIVE TECHNOLOGIES
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(Not-set)
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... the composite makes it possible to destroy agglomerates of SiO2 nanoparticles and achieve a more uniform distribution of them in the organic matrix, significantly reducing the sintering temperature. Optimal ...
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5.
PHYSICAL AND MECHANICAL PROPERTIES OF Al-Al2O3 CERMET WITH A HETEROGENEOUS GRANULE-LAYERED STRUCTURE PRODUCED USING MECHANICAL ALLOYING AND VACUUM SINTERING
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(Not-set)
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... agglomerates in a planetary ball mill in the mechanical alloying mode was carried out. The resulting charge, consisting of layered granules containing alternating alumina and aluminum layers, was compacted ...
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6.
MECHANISM OF REDUCING AGGLOMERATION OF YAG CERAMIC POWDERS USING AMMONIUM SULFATE DISPERSANT
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(Not-set)
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Yttrium aluminum garnet (YAG) powders were synthesized via chemical precipitation, both with and without the addition of ammonium sulfate as a dispersant. The impact of the dispersant on the particle size ...
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7.
APPLICATION OF POLYVINYLPYRROLIDONE TO IMPROVE THE OPTICAL PROPERTIES OF YAG-BASED CERAMICS
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(Not-set)
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Yttrium aluminum garnet doped with ytterbium (YAG:Yb) ceramic powders were synthesized using the chemical precipitation method, from which optical ceramic samples were fabricated. Dispersants, namely polyvinylpyrrolidone ...
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8.
BENTONITE AS THE BASIS OF A GEOPOLYMER BINDER
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(Not-set)
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The physicochemical characteristics of the commercial bentonite S-4205-02 (Bentovin), as well as its structural parameters, are given. Clay agglomerates were mainly up to 10…20 ?m in size. X-ray spectral ...
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9.
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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Phosphate glasses heavily doped with Nd3+ ions are critical components in developing efficient near-infrared laser systems. This study investigates the luminescence sensitization of Nd3+ ions in BaO-P2O5 ...
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10.
INFLUENCE OF YAG CERAMIC POWDERS GRINDING CONDITIONS OF ON THE PROPERTIES OF OPTICAL CERAMICS
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(Not-set)
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... on the optical properties and structure of the ceramics was assessed. The YAG precursor powders were obtained through chemical co-precipitation. The morphology, size of agglomerates, and crystallites was ...
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11.
SYNTHESIS AND STUDY OF THE OPTICAL AND SPECTRAL-LUMINESCENT PROPERTIES OF LuAG:Ce CERAMICS
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(Not-set)
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In this study, LuAG:Ce ceramic powders with compositions of Lu2.98Ce0.02Al5O12 and Lu2.93Ce0.07Al5O12 were synthesized using chemical precipitation. Luminescent ceramic samples were then produced from ...
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12.
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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13.
POROUS CERAMIC MATERIALS BASED ON ANALCIME-BEARING ROCKS OF THE TIMAN REGION (KOMI REPUBLIC)
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(Not-set)
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The results of studying the behavior of analcime-bearing rocks of the Timan region (Komi Republic) under high-temperature firing (1200 – 1280 ?С) were presented. The mineral composition and physical characteristics ...
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14.
HIGH-TEMPERATURE LIGHTWEIGHT ALKALINE-ACTIVATED MATERIALS WITH ADDITION OF MULTI-WALLED CARBON NANOTUBES
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(Not-set)
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The effect of the concentration (from 18 to 6 %) of an alkaline activator (AA) solution on the viscosity and basic properties of geopolymer composites based on chamotte with additives of foam glass production ...
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15.
RESEARCH INFLUENCE OF THERMAL PLASMA ENERGY ON MORPHOLOGY AND PHASE COMPOSITION ALUMINUM SILICATE MICROSPHERES
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(Not-set)
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The effect of thermal plasma energy on the morphology and phase composition of agglomerated refractory oxide powders has been studied. It has been established that during the processing of an agglomerated ...
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16.
Features of the Synthesis of Magnesium Aluminate Spinel by Sol Gel Method
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(Not-set)
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The results of studies of the chemical and mineralogical characteristics of alumina-containing wastes of the gas processing industry and the possibilities of their use for the synthesis of aluminum-magnesium ...
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17.
A Diagnostics of Working Zone with Stable Gradient in Magne-tometer with Magnetic Susceptibility
Control of Particles (in the Magnetic Separation Tasks)
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(Not-set)
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A ponderomotive method for obtaining information on the magnetic susceptibility of iron-containing particles in various media, including glass and ceramic industries, is considered. A corresponding magnetometer ...
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18.
Glass Composite Hardening with Multilayer Carbon Nanotubes Aligned with a Constant
Electric Field
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(Not-set)
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The effect of the electric field intensity and the percentage of multi-layer carbon nanotubes (MCNTs) on the strength of a composite consisting of unidirectional glass fibers has been studied. The results ...
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19.
The Influence of Molarity and Temperature of the Alkaline Activator Solution on the Rheological Properties and Structure Formation of Alkaline Activated Refractory
Materials
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(Not-set)
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The effect of molarity (from 3.64 to 1.74 M) of a solution of an alkaline activator (ALA) and temperature (from 10 to 20 ° C) of a mixture of alkali-activated materials (ALA) based on chamotte and metakaolin ...
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20.
Actual Role of Magnetic Susceptibility of Particles at Magnetophoresis (Magnetic Separation)
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(Not-set)
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It is noted that when implementing the processes of magnetophoresis (one of the types of which is magnetic separation, used in various industries, including glass and ceramic), along with information about ...
