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1.
ELECTRON BEAM SINTERING OF ALUMINA-BASED COMPOSITE CERAMICS WITH COPPER ADDITION IN THE FORE-VACUUM PRESSURE RANGE
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(Not-set)
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The effect of electron-beam sintering in the fore-vacuum pressure range (8…10 Pa) on the density, structure, and phase composition of the sintered Al2O3–Cu composite with a component mass ratio of 10:1 ...
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2.
DEVELOMENT OF MANUFACTURING TECHNOLOGY OF HIGH-TEMPERATURE CERAMICS BASED ON ZIRCONIUM DIBORIDE BY PRESSURELESS SINTERING
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(Not-set)
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This paper presents the results of investigation on obtaining ZrB2-based ceramic by the method of slip casting followed by pressureless sintering. Optimal parameters for forming complex-shaped blanks were ...
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3.
EFFECT OF CeO2 ON THE STRUCTURE AND PROPERTIES OF ALUMINA-ZIRCONIA CERAMICS PREPARED BY PRESSURELESS SINTERING AND HOT PRESSING
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(Not-set)
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The influence of ceria (CeO2: 0…3,56 wt. %) and sintering method (pressureless sintering in air, hot pressing in Ar) on the phase composition, microstructure, and properties of alumina-zirconia ceramics ...
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4.
SINTERING OF Mg2TiO4 CERAMICS OBTAINED BY THE METHOD OF MECHANOCHEMICAL ACTIVATION OF A MIXTURE OF INITIAL POWDERS
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(Not-set)
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In this work, the effect of mechanochemical activation time of mixtures of initial components on the sintering of magnesium titanate ceramics is studied. The apparent activation energy of sintering samples ...
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5.
ELECTRON BEAM SINTERING OF ZIRCONIUM DIOXIDE CERAMICS WITH DIFFERENT YTTRIUM OXIDE CONTENT
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(Not-set)
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... based on zirconium dioxide ZrO2, obtained by electron-beam sintering in the forevacuum pressure region, are presented. Ceramics with a mass content of Y2O3 ranging from 1.8 to 31.5 % were studied. It has ...
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6.
CORUNDUM CERAMICS BASED ON RUSSIAN RAW MATERIALS WITH A REDUCED SINTERING TEMPERATURE
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(Not-set)
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The physico-mechanical properties of corundum ceramics based on domestic alumina grade Г-00 have been studied. It was found that the best mechanical strength indicators were obtained for ceramics fired ...
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7.
THE EFFECT OF THE RATIO OF MgO/CaO SINTERING ADDITIVES ON THE OPTICAL PROPERTIES OF YAG:Cr CERAMICS
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(Not-set)
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In this study, we investigated how the composition and ratio of sintering additives MgO and CaO influence the optical properties of ceramic materials YAG:Cr3+ and YAG:Cr4+. All samples exhibited high transparency ...
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8.
INFLUENCE OF THE ADDITIVE OF EUTECTIC COMPOSITION IN THE Li2O–B2O3 SYSTEM ON THE SINTERING PROCESS AND PROPERTIES OF CERAMICS BASED ON Li2MgTi3O8
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(Not-set)
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The influence of the eutectic additive of the Li2O–B2O3 system on the sintering process and dielectric properties of ceramics based on Li2MgTi3O8 has been investigated. It was determined that the introduction ...
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9.
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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10.
THE COMBINED EFFECT OF SINTERING ADDITIVES MgO AND TEOS ON THE STRUCTURE AND OPTICAL PROPERTIES OF CERAMICS YAG:Yb, Er
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(Not-set)
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In this work, the effect of sintering additives based on magnesium oxide (MgO) and silicon oxide (TEOS) in concentrations from 0.02 to 0.10 wt. % and 0.2 to 0.5 wt. %, respectively, was investigated on ...
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11.
INFLUENCE OF CERIUM CONCENTRATION AND SINTERING ATMOSPHERE ON THE PHASE COMPOSITION AND LUMINESCENT PROPERTIES OF Y2.98-хCeхAl5.02О12 CERAMICS
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(Not-set)
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... to samples synthesized in a vacuum. The possibility of shifting the wavelength of the maximum luminescence intensity from 546 nm to 570 nm by changing the cationic composition and sintering conditions ...
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12.
SINTERING CHARACTERISTICS AND THERMAL PROPERTIES OF POROUS CERAMICS BASED ON HYDROPHLOGOPITE AND REFRACTORY CLAYS
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(Not-set)
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The results of research on the development of compositions of ceramic masses for obtaining effective heat-insulating materials and products are presented. The materials were obtained by pressing using ...
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13.
Cold Sintering of ZnO Ceramics in the Aquatic Medium: Test Demonstration
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(Science for ceramic production)
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A study of the compaction of zinc oxide powder under conditions simulating the process of cold sintering described in the work of the research group of K. Randall carried out in 2017 in the USA is presented. ...
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14.
Influence of the Colloidal Component Content in Quartz Glass Based Slip on Process of Quartz Ceramics Sintering
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(Science for ceramic production)
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The formation of highly dispersed SiO 2 particles in the process of quartz glass grinding in the manufacture of ceramic products has been investigated. A method for determining the quantitative content ...
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15.
Thermophysic properties of silicon carbide based composite ceramics materials made by sparkplasma sintering (SPS)
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(Science for ceramic production)
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The factors affecting the thermal conductivity of ceramic composite materials based on SiC with additives B 4 C, AlN, Si 3 N 4 , Y 2 O 3 , Al 2 O 3 , HfB 2 , obtained by spark plasma sintering ...
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16.
Recent studies in in high-performance alumina ceramics development (review). Part 2. Nanopowders synthesis and sintering, sol-gel technique and other methods of obtaining fine-grain and fiber alumina
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(Science for ceramic production)
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... emphasis is on technological aspects. The second part of the review includes the synthesis of aluminum oxide nanopowders and their use for sintering, the sol-gel method for obtaining Al 2 O 3 , other ...
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17.
Studies in high-performance alumina ceramics development (review). Part 1. Sintering with additives, reactive sintering, reinforced composites production
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(Science for ceramic production)
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... technological aspects. The first part of the review includes sintering Al 2 O 3 with additions of heteroelement oxides, reaction sintering with the addition of aluminum, and obtaining cermets of the ...
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18.
Production of high-density bitstone powders for alumina-based ceramics sintering
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(Science for ceramic production)
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The results of theoretical and experimental studies of methods for obtaining powder fillings with a relative density of more than 0.50 for subsequent sintering of samples of high-density ceramics based ...
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19.
Influence of ultrafine SiO2 particles on quartz ceramics sintering. Product firing curve selection and concept of colloid component
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(At the enterprises and institutes)
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The factors influencing the sintering process of quartz ceramics are considered. The analysis of the dependence of the density of the workpieces after firing on the properties of a slip based on quartz ...
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20.
Production of Si3N4 and TiN-based ceramics by spark plasma sintering
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(Science for ceramic production)
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The dependences of the microstructure and physicomechanical properties of ceramics based on Si 3 N 4 ? TiN are considered in a wide range of mass ratios of components. The sintering process and the ...
