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1.
Author Guidelines
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Text – DOC, DOCX (Microsoft Word). Pictures – DOC, TIFF, PDF, JPEG with a resolution of bitmap images at least 300 dpi.
2.2. Following items must be both Russian and English language:
- Author’s ...
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Editorial Board
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Moscow, Russia
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MEMBER OF THE EDITORIAL BOARD
Stanislav S. Solntsev
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3.
SYNTHESIS AND ELECTROPHYSICAL PROPERTIES OF CERAMIC SAMPLES OF SOLID SOLUTIONS OF THE (1 – x)BiFeO3–xBa(Ti1 – ySny)O3 SYSTEM
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The results of solid-phase synthesis of ceramic samples of a new system(1 – x)BiFeO3–xBa(Ti1 – ySny)O3 (x = 0…0,40, y = 0,05; 0,10) are presented. X-ray phase analysis confirmed that the synthesized samples ...
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HETEROVALENT SUBSTITUTION OF ZIRCONIUM IN NASICON SOLID SOLUTION (Na3Zr2Si2РO12)
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Fe-substituted ceramic materials of the NASICON family, corresponding to the generally accepted formula Na3+yМ(III)yZr2–ySi2PO12, with a dopant concentration from 5 to 20 mol. % were studied. Doping changes ...
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ZINC OXIDE POWDERS OBTAINED USING DEEP EUTECTIC SOLVENTS
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A study was conducted on obtaining powders for microwave dielectrics from zinc oxide using deep eutectic solvents. As a result of using various solvents, a monophase ZnO powder is formed, the particle ...
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6.
SOL-GEL SYNTHESIS OF NANOCRYSTALLINE ANTIMONY-CONTAINING CERAMICS FROM OXIDE PRECURSORS
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... mixture of oxide precursors using a modified sol-gel method (method Pecini). It is shown that the formation of antimony (III, V) and bismuth (III) compounds that are volatile upon calcination can be prevented ...
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DIELECTRIC PROPERTIES OF SOLID SOLUTIONS OF ALKALINE EARTH METAL TITANATES OF PEROVSKITE STRUCTURE
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An overview of the dielectric properties of ceramic materials based on solid solutions of alkali-earth metal titanates with a perovskite structure is presented. The ranges of solubility of the components ...
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DETERMINATION OF THE SOLUBILITY LIMIT OF RUTHENIUM IONS IN THE STRUCTURE OF YTTRIUM-ALUMINUM GARNET
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Ceramics based on yttrium-aluminum garnet doped with ruthenium ions were synthesized. Ceramic samples were obtained by non-reactive sintering of nanocrystalline powders formed by chemical co-precipitation. ...
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ROBOT BDTR-500: MODERN SOLUTIONS FOR CRACK DIAGNOSTICS IN TUBES WITH SILICATE-ENAMEL COATING
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The article presents the successful project of the BDTR-500 robot, designed for diagnosing cracks in pipes with a silicate-enameled coating. Key achievements of the system include the use of GPS navigation ...
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STRUCTURE AND OPTICAL PROPERTIES OF SOLID SOLUTIONS OF THE ZrO2–Sc2O3 SYSTEM OBTAINED BY CO-PRECIPITATION
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The structure of ZrO2–Sc2O3 powders in the composition range from 1 to 15 mol. % Sc2O3 with the addition of 0.1 mol. % Eu2O3 as a spectroscopic probe, obtained by the coprecipitation method and heat-treated ...
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APPLICATION OF SOL-GEL TECHNIQUE FOR SYNTHESIS OF NANOSTRUCTURED PIEZOELECTRIC MATERIALS IN LEAD ZIRCONATE-TITANATE SYSTEM – A REVIEW. PART 2. SYNTHESIS OF FILM AND ROD STRUCTURES
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In the present study, we review current progress in sol-gel techniques for synthesis of ferroelectric powders, thin films and rods in lead zirconate-titanate system, as well as methods for obtaining controlled ...
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PROPERTIES OF POWDERS SYNTHESIZED FROM AQUEOUS SOLUTIONS OF SODIUM SILICATE AND IRON SULFATE
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The phase composition of the powder synthesized from aqueous solutions of sodium silicate Na2SiO3 and iron sulfate FeSO4 at the molar ratio Fe/Si = 2 according to X-ray diffraction (XRD) data included ...
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APPLICATION OF SOL-GEL TECHNIQUE FOR SYNTHESIS OF NANOSTRUCTURED PIEZOELECTRIC MATERIALS IN LEAD ZIRCONATE-TITANATE SYSTEM – A REVIEW. PART 1. POWDERS SYNTHESIS
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In the present study, we presented a review progress in sol-gel method for the synthesis of powders of ferroelectric ceramics of the PbTiO3–PbZrO3 system, based on the controlled hydrolysis of mixtures ...
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SOL-GEL SYNTHESIS AND EFFECTS OF NEODYMIUM AND EUROPIUM OXIDES ON THE STRUCTURE FORMATION OF CALCIUM MONOALUMINATE
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Calcium monoaluminate was synthesized using the sol-gel method and the effect of europium and neodymium oxides on the synthesis and kinetics of structure formation in the temperature range of 500 – 1000 ...
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CERAMIC MATERIALS OF A GIVEN PHASE COMPOSITION BASED ON HYDROXYAPATITE POWDER TREATED IN SOLUTIONS OF AMMONIUM, SODIUM AND POTASSIUM DIHYDROPHOSPHATES
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Powders of hydroxyapatite (HA) Ca10(PO4)6(OH)2 treated in 0.25M aqueous solutions of ammonium NH4H2PO4, sodium NaH2PO4 and potassium KH2PO4 dihydrophosphates for 1 hour under stirring were used for ceramics ...
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TO THE 85th ANNIVERSARY OF THE BIRTH OF V. F. SOLINOV
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The activity of the remarkable scientist V.F. Solinov is considered.
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STUDY OF THE POSSIBILITY OF USING OPAL-CRISTOBALITE ROCKS WITH A HIGH CONTENT OF CLAY MINERALS FOR FINE WATER PURIFICATION FROM HIGHLY SOLUBLE ORGANIC COMPOUNDS
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We studied the chemical and mineralogical compositions and determined the values of the limiting adsorption of methylene blue on samples of opal-cristobalite rocks. We found that the use of rocks with ...
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18.
THE MANUFACTURING METHOD EFFECT ON THE STRUCTURE AND ELECTRICAL PROPERTIES OF SOLID SOLUTION Ce0.8Y0.2О2-?
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The solid solution Ce0.8Y0.2O2-? was obtained by three methods: sol gel, glycine nitrate and solid-state reaction. The synthesis temperature was 1350 ?C for the sample obtained by the sol gel method and ...
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SINTERING PROCESSES AND SOLID-PHASE REACTIONS IN THE TRIPLE COMPOSITION “QUARTZITE–CLAY–ADDITIVES”
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The article presents the results of a physicochemical study of the process of high-temperature sintering and solid-phase reactions in a ternary composition based on Koitash quartzite, Angren clay and Karakhtaisky ...
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OBTAINING OF ALKALINE-FREE ALUMINOSILICATE GLASS CERAMICS BY SOL-GEL METHOD AND INVESTIGANING OF ITS PROPERTIES
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The glass-crystalline ceramic materials in SiO2–Al2O3–RO (RO–MgO, SrO, BaO and their combinations) systems have been synthesized by the sol-gel method. The factors influencing on the sol-gel formation ...
