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1.
SYNTHESIS, STRUCTURE AND OPTICAL PROPERTIES OF LEAD GALLATE GLASSES
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(Not-set)
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The PbO–Ga2O3 glass-forming system with a lead oxide content of more than 50 mol. % was studied. It was found that the introduction of lead oxide significantly affects the glass structure. Using vibrational ...
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2.
Synthesis of optically indiscrete glasses containing gold nanoparticles. Spectral properties and non-linear optical behaviour
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(At the enterprises and institutes)
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A technique has been developed for the preparation of a charge, cooking, production and modification of the structure of phosphate glass on a nanoscale by introducing gold nanoparticles. Samples of glasses ...
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3.
STUDY OF DEGRADATION OF LUMINESCENT PROPERTIES OF ERBIUM-DOPED ZINC-TELLURITE GLASSES UNDER TROPICAL CLIMATE CONDITIONS
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(Not-set)
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Glasses in the TeO2–ZnO system doped with Er3+, Yb3+, Nd3+ were studied. The influence of the synthesis atmosphere on the properties was determined. The photoluminescence intensity, absorption, refractive ...
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4.
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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5.
Influence of Gold Nanoparticles on Spectral and Luminescent Properties of Phosphate Glass Doped with Eu3+ Ions
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(Science for glass production)
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The spectral-luminescent properties of potassium-aluminophosphate glass containing Eu 3+ ions during thermally stimulated formation of gold nanoparticles in its volume have been investigated. It is shown ...
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6.
Studies in glass formation and properties in lanthanum-alumo-borosilicate system with high lanthanum oxide content
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(Science for glass production)
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The possibility of glass formation in the four-component system La 2 O 3 -Al 2 O 3 -B 2 < / sub> O 3 -SiO 2 with a molar content of La 2 O 3 27 & # 37 ;. The ratios of the components at ...
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7.
Tuning of laser-induced microstructures in silver-containing zinc-phosphate glass optical characteristics
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(Science for glass production)
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In the bulk of zinc phosphate glasses containing silver, a focused femtosecond laser beam forms luminescent and birefringent microregions. The possibility of controlling the optical characteristics of ...
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8.
The effect of Nd3+ content on spectral and luminescence properties in phosphate glass
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(Science for glass production)
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A phosphate-based laser glass with various concentrations of Nd 3+ ions has been synthesized, the composition of which provides enhanced melting properties and the possibility of obtaining optically ...
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9.
Structure and properties of bismuth-borate glasses
(review)
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(Science for glass production)
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Generalized information on the structure of alkaline-borate compounds and glasses is presented, as well as data on the study of the properties and structure of bismuth borate compounds and glasses based ...
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10.
HIGH-PURITY BORON OXIDE WITH CONTROLLED CONTENT OF RESIDUAL WATER AND OH-GROUPS
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(Not-set)
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A method for the direct determination of intercalated water in high-purity boron oxide has been developed. Comparative studies of the residual intercalated water and OH-group content in a commercial product ...
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11.
STUDY OF THE HOMOGENEITY OF THE CHEMICAL COMPOSITION OF LEAD-GERMANATE GLASSES BY LASER-INDUCED BREAKDOWN SPECTROSCOPY METHOD
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(Not-set)
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Lead-germanate glasses are a promising material for creating optical elements. However, producing such glasses with a high degree of homogeneity is associated with several technological challenges. During ...
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12.
ULTRA-SOFT X-RAY SPECTROSCOPY STUDY OF CHROMIUM-DOPED TITANIUM CALCIUM-COPPER CaCu3Ti4O12
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(Not-set)
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A series of chromium-containing solid solutions CaCu3Ti4 – 4хСr4хO12 – ? (sp. gr. Im3) were obtained by the solid-phase synthesis method. The unit cell parameter of the solid solutions changed insignificantly ...
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13.
GLASS-CERAMIC FERROELECTRIC COMPOSITE MATERIAL BASED ON LOW-ALKALI ALUMINOBOROSILICATE GLASS AND BaTiO3
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(Not-set)
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Using the sintering method near the softening temperature of the glass employed, glass-ceramic composites consisting of low-alkali aluminoborosilicate glass and barium titanate mixed in various proportions ...
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14.
GLASS FORMATION AND PHASE TRANSFORMATIONS IN THE TeO2–ZnO–MoO3 SYSTEM
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(Not-set)
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The glass-forming region in the ternary system TeO2–ZnO–MoO3 was investigated at two melt cooling rates. The achieved molybdenum trioxide content in the glass reached up to 80 mol. % with varying TeO? ...
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15.
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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16.
ADHESION OF THE Ge20Se80 GLASS TO SILICA GLASS, STAINLESS STEEL WITH NITRIDED AND NON-NITRIDED SURFACE AND TUNGSTEN CARBIDE
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(Not-set)
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The adhesive strength of the solid phase boundary in the Ge20Se80 glass–substrate (quartz glass, stainless steel, tungsten carbide) systems in the temperature range of 270…360 ?C was measured using the ...
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17.
INFLUENCE OF CeO2 ON THE FORMATION OF PLASMONIC Au NANOPARTICLES IN GLASSES OF THE ZnO–MgO–Al2O3–SiO2 SYSTEM
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(Not-set)
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... in the region of the exothermic peak, the plasmon resonance band of Au nanoparticles undergoes a nonlinear shift; however, the addition of CeO2 significantly expands the the shift to the long wavelength ...
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18.
Laser Writing of Crystalline Patterns in Lithium Niobium Germanate Glasses
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(Not-set)
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The possibility of spatially selective crystallization of lithium-niobium germanate glasses with compositions (molar content, & # 37;) 25Li 2 O & middot; 30Nb 2 O 5 & middot; 45GeO has been demonstrated ...
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19.
Early-stage lanthanum-boron-germanate glass crystallisation with femtosecond pulse laser
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(Science for glass production)
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The regions in the volume of lanthanum-oborogermanate glass, modified by a femtosecond laser beam, have been investigated by optical microscopy and confocal Raman spectroscopy. The data obtained show that, ...
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20.
Laser welding of glass
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(Science for glass production)
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A review of technologies for laser welding of glass is carried out. The technologies of welding with continuous CO 2 -laser radiation in the mode of surface heating and in the mode of deep penetration ...
