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41.
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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42.
PREPARATION OF A COMPOSITE BASED ON HOLLOW GLASS MICROSPHERES MODIFIED WITH SILVER NANOPARTICLES
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(Not-set)
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Composite materials based on K 25 hollow glass microspheres were obtained by modifying them with silver nanoparticles obtained by an environmentally friendly “green” method using an aqueous plant extract ...
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43.
PREPARATION OF MESOPOROUS COMPOSITE TiO2-MONTMORILLONITE IN SOFT HYDROTHERMAL CONDITIONS
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(Not-set)
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In this work, mesoporous TiO2-montmorillonite composites with hydrothermally activated impregnation (115 °C, 0.5…5.0 h) of a mechanically and thermally activated support with titanium polyhydroxocomplexes ...
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44.
STRUCTURE AND OPTICAL PROPERTIES OF SOLID SOLUTIONS OF THE ZrO2–Sc2O3 SYSTEM OBTAINED BY CO-PRECIPITATION
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(Not-set)
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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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45.
GLASS-LIKE CARBON FROM SUPERCRITICAL FLUID IN THE C–O–H SYSTEM AT TEMPERATURE 800 ?C AND PRESSURE 500…1000 ATM
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(Not-set)
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The paper presents the results of experimental modeling of glass-like carbon synthesis from high pressure supercritical fluid in the C–O–H system at temperature 800 °C and pressure 500…1000 atm. A full ...
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46.
MAIN TYPES OF DEFECTS OF QUARTZ CERAMIC BLANKS PRODUCED BY THE SLIP CASTING METHOD FROM WATER SLIPS
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(Not-set)
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In article main types of defects in ceramic blanks and the causes of their occurrence are considered. Comparative analysis of the two materials used – duralumin alloy and caprolon – in the making of cores ...
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47.
MICROSTRUCTURE AND PROPERTIES OF A GLASS-FIBER COMPOSITE DEPENDING ON THE SPECIFIC SURFACE AREA OF THE FILLER – LEAD TITANATE
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(Not-set)
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The microstructure of solder compositions based on high-lead low-melting glass and lead titanate as a crystalline filler correcting the temperature coefficient of linear expansion (TCLE) of solder has ...
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48.
CERAMIC COMPOSITE MATERIALS IN THE Ca2P2O7–Ca3(PO4)2 SYSTEM BASED ON POWDER MIXTURES INCLUDING CALCIUM PHOSPHATE OF NATURAL ORIGIN AND MONOCALCIUM PHOSPHATE MONOHYDRATE
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(Not-set)
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Ceramics in the Ca2P2O7–Ca3(PO4)2 system were obtained from powder mixtures containing calcium hydroxyapatite Са10(РО4)6(ОН)2 of natural origin and monocalcium phosphate monohydrate Ca(H2PO4)2·H2O. Fish ...
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49.
THE INFLUENCE OF THE ADDITION OF SLAG WASTE FROM THE NOVOCHERKASSK SDPP ON THE PROPERTIES OF ALUMINOSILICATE MATERIALS BASED ON DRILL WASTES FROM THE VOSTOCHNO-CHUMAKOVSKOYE OIL ...
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(Not-set)
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The essence of the method of horizontal drilling using hydraulic fracturing is described. The influence of drill wastes and coal combustion waste on the environment is shown. A number of physical and chemical ...
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50.
SYNTHESIS OF CERAMIC PIGMENTS WITH WILLEMITE STRUCTURE AND THEIR USE IN OBTAINING BLUE GLAZES
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(Not-set)
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The ability of isovalent substitution of zinc and cobalt atoms in the structure of willemite Zn2SiO4 was studied, ceramic pigments with willemite structure of blue, violet and blue colors were synthesized. ...
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51.
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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(Not-set)
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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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52.
PRODUCTION OF GLASS-LIKE CARBON BY HIGH-ENERGY LASER TREATMENT ON A COAL TARGET
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(Not-set)
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Preliminary results of experimental modeling of impact process on coal substance by short-pulse laser radiation are presented. During the experiments extremely high temperatures and pressures have been ...
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53.
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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54.
DEVELOPMENT OF COLORED GLASS COMPOSITIONS BASED ON BASALT OF THE OSMONSAY DEPOSIT
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(Not-set)
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The purpose of the study was to develop compositions of colored glasses based on basalt from the Osmonsay deposit.
To synthesize glasses, compositions in the basalt–quartz–soda system were studied. Quartz ...
