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1.
FEMTOSECOND-LASER WELDING OF PHOSPHATE GLASS AND ZING–MAGNESIUM–ALUMINOSILICATE GLASS-CERAMICS
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(Not-set)
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The formation of stable connection between materials with different CTE via using femtosecond laser writing is demonstrated. The welding of phosphate glass (CTE = 120?10–7 K–7) to zinc-magnesium-alumosilicate ...
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2.
Synthesis of aluminum titanate with stabilizing additives
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(Science for ceramic production)
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... are considered. Co-activation reduces the time spent on thermal synthesis of TiO 2 x Al 2 O 3 . The effect of stabilizing additives of magnesium, silicon and talc oxides on the kinetics of thermal ...
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3.
ELECTRICAL PROPERTIES OF OXIDE CERAMICS WITH PYROCHLORE STRUCTURE CONTAINING MANGANESE AND NICKEL
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(Not-set)
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The electrical properties of bidoped oxide pyrochlore Bi6/5Mn1/3Ni1/3Ta4/3O6+? (sp. gr. Fd-3m, a = 10.5038(9) ?), synthesized for the first time by the solid-phase method, were studied. According to scanning ...
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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.
ZINC OXIDE POWDERS OBTAINED USING DEEP EUTECTIC SOLVENTS
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(Not-set)
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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.
PHASE FORMATION OF NEW PYROCHLORE TYPE CERAMICS Bi2.7Zn0.46Ni0.70Sb2O10 + ?
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(Not-set)
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The process of phase formation of new antimony pyrochlore (sp. gr. Fd-3m) Bi2.7Zn0.46Ni0.70Sb2O10 + ? during solid-phase synthesis from oxide precursors was studied. The process of solid-phase synthesis ...
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7.
SOL-GEL SYNTHESIS OF NANOCRYSTALLINE ANTIMONY-CONTAINING CERAMICS FROM OXIDE PRECURSORS
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(Not-set)
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The article describes the features of the synthesis of a new oxide pyrochlore Bi2.7Ni0.7Mg0.46Sb2O10+? (sp. gr. Fd-3m, a = 10.4703 ?) containing antimony (V) and bismuth (III) cations from a stoichiometric ...
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8.
CERAMICS WITH ULTRAHIGH PERMITTIVITY VALUES: COMPOSITIONS, SYNTHESIS METHODS AND PROPERTIES AT LOW AND MEDIUM FREQUENCIES
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(Not-set)
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An overview of dielectric materials with high (more than 10 000) values of relative permittivity is presented. Most of the compositions of these materials are based on systems that include ferroelectric ...
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9.
CERAMIC DIELECTRICS IN THE OXIDE SYSTEM ZrO2–SnO2–TiO2 FOR MICROWAVE TECHNOLOGY
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(Not-set)
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In this work, a study was made of the possibility of obtaining ceramics for microwave technology in the system of ZrO2–SnO2–TiO2 oxides by solid-phase synthesis using a sintering additive, lanthanum (III) ...
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10.
JOINT PROCESSING OF QUARTZ-LEUCOXENE CONCENTRATE AND BRUCITE CONTAINING WASTE FROM THE PRODUCTION OF REFRACTORY MATERIALS TO OBTAIN COMPLEX COAGULANTS
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(Not-set)
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... the oil production process) and brucite-containing waste from the production of refractories. Joint pyrometallurgical processing of two waste products made it possible to obtain magnesium titanium, a valuable ...
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11.
SYNTHESIS AND CHARACTERIZATION OF NEW PEROVSKITE-TYPE PbNaKNb2FeO9.5 CERAMIC
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(Not-set)
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Lead-containing perovskite of complex composition PbNaKNb2FeO9.5 (sp. gr. Pnma, a = 5.654 ± 0.003 ?, b = 7.977 ± 0.001 ?, c = 5.646 ± 0.003 ?) was synthesized for the first time by the solid-phase reaction ...
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12.
SYNTHESIS OF MULTICOMPONENT COMPOUNDS WITH A PIROCHLORE-TYPE STRUCTURE
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(Not-set)
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The possibility of solid-phase synthesis of multicomponent bismuth niobates and tantalates with pyrochlore-type structure (sp. gr. Fd-3m), containing atoms of transition 3d-elements in equimolar quantities ...
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13.
Thermochemical transformation of ilmenite-leucoxene concentrate
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(Raw materials)
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As a result of vacuum-thermal treatment of ilmenite-leucoxene concentrate modified with magnesium oxide additives, a porous silicatoferropseudobrukite composite material was synthesized, exhibiting the ...
