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1.
ALUMINOBOROSILICATE GLASS FOR VITRIFICATION OF PERLITE-CONTAINING MATERIALS
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(Not-set)
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... structural features and individual physical properties of the synthesized materials was studied. A conclusion has been formulated regarding the conditions for implementing the vitrification process in ...
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2.
Rapid Vitrification of Uranium Tailings Via Microwave Sintering: Mechanism and Chemical Durability
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(Not-set)
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The safe treatment of radionuclide-contaminated soil in uranium tailings is of critical importance. In this work, neodymium- and cerium-contaminated soil in uranium tailings were successfully immobilized ...
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3.
Effect of glass devitrification in porous fillers on alkali resistance of concrete
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(Science for glass production)
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... hardening cement - has been investigated. It was found that devitrification of the glass melt in the process of thermally activated pore formation increases the ASR stability of ceramic foam fillers provided ...
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4.
Estimation of competitive power for wall materials with glassy protective and decorative coatings made by plasma vitrification
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(Efficiency and quality)
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For the first time, the results of studies on the development of a scale of desirability for assessing the competitiveness of wall building materials with glassy protective and decorative coatings are ...
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5.
Devitrification of glass in the system K2O - Li2O - Al2O3 - SiO2 modified with SnO2
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(Science for glass production)
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The processes of glass formation in the potassium-lithium-alumino-silicate system have been investigated. The effect of tin oxide on the crystallization properties of glasses of the K 2 O - Li 2 O ...
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6.
Vitrification, crystallization and spectral luminescence properties of the system Er2O3 - Yb2O3 - B2O3 - GeO2
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(Science for glass production)
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Borogermanate glasses with a molar content of lanthanide oxides of 25% have been synthesized and investigated. It was found that their glass transition temperature t g is ~ 770 ° C, approximately 200 ...
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7.
Electrical and magnetic parameters of iron-containing glass upon devitrification
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(Science for glass production)
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The effect of heat treatment on the phase composition, microstructure, and properties of glass-crystalline materials has been investigated. The possibility of obtaining, on the basis of iron-containing ...
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8.
Thermodynamic analysis of melting, vitrification, and crystallization in the SiO2 system
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(Science for glass production)
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A not quite traditional approach to the problem of melting and subsequent glass transition of a silica melt, as well as to the problem of crystallization of quartz glass upon heating, is considered. It ...
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9.
Vitrification, properties and structure of the lead-tellurium-borate glass
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(Science for glass production)
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The glass formation, structure, and physicochemical properties of glasses of the PbO - ZnO - B 2 O 3 -TeO 2 system were studied. The dual role of lead ions in structure of glasses. It is shown that ...
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10.
INFLUENCE OF THE RARE-EARTH FLUORIDES ADDITIVE ON THE STRUCTURE AND PROPERTIES OF THE BOROPHOSPHATE GLASSES
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(Not-set)
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In this work, we investigated borophosphate glasses with additions of 0.5 to 1.5 mol. % of rare-earth fluorides LnF3 (Ln = La, Ce, Nd), considered as simulants of radioactive waste from the now developing ...
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11.
ASSESSMENT OF THE EFFECT OF THE FLINAK SALT ADDITIVE ON THE PROPERTIES OF BOROPHOSPHATE GLASSES
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(Not-set)
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The paper presents the results of the studies of borophosphate glasses containing an additive of the FLiNaK salt, an eutectic mixture of alkali metal fluorides of the composition 46.5 mol. % LiF – 11.5 ...
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12.
HEAT-INSULATING MATERIALS BASED ON EXPANDED ROCKS OF UZBEKISTAN
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(Not-set)
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The work is devoted to the issues of obtaining thermal insulation materials using local mineral resources. The focus of this study is to create refractory thermal insulation consisting of a porous filler ...
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13.
ASSESSMENT OF THE EFFECT OF LITHIUM CHLORIDE ON THE PROPERTIES OF BOROPHOSPHATE GLASS DURING THE IMMOBILIZATION OF RADIOACTIVE WASTE FROM PYROCHEMICAL PROCESSING OF SPENT NUCLEAR ...
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(Not-set)
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The paper presents the results of the studies of a matrix based on borophosphate glass (BFS) with the addition of lithium chloride as a simulator of spent electrolyte, a type of radioactive waste formed ...
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14.
STRUCTURAL FEATURES AND PROPERTIES OF SODIUM-RUBIDIUM ALUMINOBOROSILICATE GLASSES WITH THE ZIRCONIUM ADDITION
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(Not-set)
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The structure of matrix materials synthesized quenching sodium-rubidium aluminoborosilicate melts with the zirconium addition was studied using vibrational spectroscopy. The significant influence of zirconium ...
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15.
SYNTHESIS AND PROPERTIES OF CO-DOPED Sm3+/Gd3+ GLASS COMPOSITION B2O3–GeO2–Bi2O3
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(Not-set)
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Within the scope of the study, glasses co-doped with Sm3+/Gd3+ in the B2O3–GeO2–Bi2O3 system were synthesized,
covering compositions of 40B2O3–40GeO2–(15…17)Bi2O3–(3…2)Sm2O3–(2…1)Gd2O3 and 42,5B2O3–42,5GeO2–(11,25…12,75)Bi2O3–(2,25…1,50)Sm2O3–(1,500…0,075)Gd2O3. ...
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16.
MIDDLE RANGE ORDER IN GLASSES OF La2O3–Nb2O5–B2O3 AND BaO–Nb2O5–P2O5 SYSTEMS ACCORDING TO X-RAY TOTAL SCATTERING
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(Not-set)
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We have obtained the X-ray total scattering patterns at wavelength 0.20735 ? and corresponding to them radial distribution functions (RDF) of electron density for glasses in the La2O3–Nb2O5–B2O3 and BaO–Nb2O5–P2O5 ...
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17.
PHASE TRANSFORMATIONS UNDER THE ACTION OF FEMTOSECOND PULSES IN THE GLASS-CERAMIC OF ZnO–MgO–Al2O3–SiO2 SYSTEM
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(Not-set)
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The effect of femtosecond laser micro-treatment in thermal and non-thermal modes on the structure of transparent glass-ceramic based on the ZnO–MgO–Al2O3–SiO2 system, characterized by increased mechanical ...
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18.
FORMATION OF CRYSTALLINE LINES OF LITHIUM HEPTAGERMANATE IN LITHIUM GERMANATE GLASS
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(Not-set)
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In this study, direct femtosecond laser writing of continuous crystalline lines possessing oriented structure and formed by ferroelectric Li2Ge7O15 phase in the bulk of glass of molar composition, mol. ...
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19.
Femtosecond Laser-Induced Modification of Transparent Lithium Aluminosilicate Glass-Ceramics and Precursor Glass Containing Antimony
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(Science for glass production)
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The features of the action of a femtosecond laser beam on antimony-containing lithium-aluminosilicate glass and glass-ceramic obtained from it by heat treatment with a coefficient of thermal expansion ...
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20.
Interaction of Alkaline Medium of Concrete with Foam Ceramics
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(At the enterprises and institutes)
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The activity of foamed ceramics and foam glass to silicate-alkaline interaction in concrete has been investigated. It was found that in a humid concrete environment, vitrified walls of the pores of the ...
