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1.
LUMINESCENT WAVEGUIDES IN BI-DOPED QUARTZOID GLASS, WRITTEN BY FEMTOSECOND LASER PULSES
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(Not-set)
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The formation of waveguides in the bulk of sintered nanoporous glass pre-impregnated in a bismuth nitrate solution was demonstrated. The influence of laser irradiation regimes on the refractive index change ...
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2.
CONSIDERATION OF REFLECTION FROM THE BACK SURFACE DURING LASER ANNEALING OF OPTICAL GLASS PLATES WITH HIGH REFRACTIVE INDEX VALUES
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(Not-set)
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Within the framework of a quasi-static unrelated thermoelasticity problem, a criterion for the thermal strength of a freely pinched plate during pulsed laser annealing is obtained, taking into account ...
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3.
DEVELOPMENT OF BINDER COMPOSITIONS FOR CERAMIC SUSPENSION BASED ON THE STUDY OF THE PHYSICO-CHEMICAL PROPERTIES OF THE COMPONENTS
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(Not-set)
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Currently, the use of ceramic shells for casting metal melts is quite widespread in almost most machine-building enterprises. The main method of production of ceramic molds is the method of forming them ...
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4.
APPLICATION OF BISMUTHATE GLASSES AS A SUBSTRATE FOR GAS SENSORS
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(Not-set)
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The synthesis of bismuth-borate glasses was carried out Composition (mass content, %): 70 Bi2O3, 2 GeO2, 25 B2O3, 3 MoO3; 70 Bi2O3, 17 GeO2, 10 B2O3, 3 MoO3 and bismuth glasses. Composition (mass content, ...
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5.
PREPARATION OF A METAL-CERAMIC COMPOSITE BASED ON ALUMINUM OXIDE BY INTERNAL OXIDATION
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(Not-set)
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The possibilities of obtaining metal-ceramic materials of the composition Al2O3–Al by liquid-phase oxidation of aluminum by purging the melt with oxygen are considered. The manufacturability of this process ...
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6.
Kinetic Regularities of the Interaction of Bismutate-Borate Glasses with Orthophosphoric Acid
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(Not-set)
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The process of interaction of bismuthate-borate glasses with the composition (mass content, %): 70 Bi2O3, 30 B2O3; 70 Bi2O3, 27 B2O3, 3 MoO3; 70 Bi2O3, 26.94 B2O3, 3.06 GeO2 and bismuth glasses of composition ...
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7.
High Purity Tungsten (VI) Oxide for Producing Advanced Laser Materials
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(Not-set)
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The effect of modifying oxides Nb 2 O 5 , BaO, Ga 2 O 3 , TiO 2 < / sub> on the glass-forming ability, thermal, physical and optical properties of glasses of the four-component system La 2 O ...
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8.
Development of an Organic Binder for Ceramic Products Obtained by the Additive Technology Method
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(Not-set)
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When using almost all types of additive technologies, it is mandatory to use a binder with further heat treatment of the finished product. The binder compositions can be very diverse. Correct selection ...
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9.
Metal/Ceramic Composite Based on Ni?Al?SiO2 System Produced by Self-Propagating High-Temperature Synthesis
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(Coatings)
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By the method of self-propagating high-temperature synthesis (SHS) with preliminary mechanical activation treatment (MA), a cermet material was obtained based on the Ni? Al? SiO 2 system with different ...
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10.
Analysis of Technological and Economic Expediency of Applying Additive Technologies in Manufacturing of Ceramic Parts
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(Science for ceramic production)
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An experience of manufacturing a complex ceramic part using the additive technology LCM (Lithography-based Ceramic Manufacturing) and an analysis of the economic feasibility of its use in serial and pilot ...
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11.
Research of Reasons and Determination of Critic Mechanical Impacts on Pins in Metalglass Units Leading to Breaking of Tightness
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(Industrial experience)
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The article presents the results of an experimental study of the influence of the influence of twisting and bending forces on the terminals of sealed metal-glass products (MSI), leading to depressurization. ...
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12.
Studies of various effects on metal-glass seal strength in vacu-umtight metalglass items
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(Equipment)
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metal-glass products, glass weld, pressed glass insulator, powder glass, C48-2 capillary glass, panel, tightness, tensile forces, electronic boards, automation units
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13.
Synthesis of highly doped with boron diamond microcrystals and BC3-heterodiamonds at high pressures and temperatures
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(Science for ceramic production)
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The results of the synthesis and analysis of diamond microcrystals with a high degree of boron doping (& # 8776; 2 & # 37;), which were obtained from mixtures of gas soot with M-carborane at 8 GPa and ...
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14.
Tungsten radiopaque bioactive glasses: manufacturing process and properties
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(Biomaterials)
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A method for obtaining X-ray contrast bioglass by pyrolysis of organic solutions containing tetraethoxysilane, tributyl phosphate, sodium oleate and calcium oleate in turpentine, as well as tungsten extract ...
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15.
Synthesis of new materials in boron ? carbon system
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(Science for ceramic production)
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Experimental results of the synthesis of diamond-like high-pressure compounds using the high-pressure technique and the method of laser deposition are presented. Their combination of unique characteristics ...
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16.
Studies in polyfunctional composite silicate materials prosessing. Education and training for construction matrials industry
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(Science for glass and ceramic production)
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To the 110th anniversary of the South Russian State Polytechnic University (NPI) named after M.I. Platova. The history of education, the types of activities of the department? General chemistry and technology ...
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17.
Ceramic batch based on pyroxenite and low-melting clay
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(Science for ceramic production)
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The composition of low-shrinkage ceramics based on pyroxenite has been developed. The natural components used in the ceramic mass, including pyroxenite, low-melting clay, and additionally cullet, make ...
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18.
Phase transformations of silicon-aluminum-magnesium systems based on a precursor obtained by micellar technology [20-25]
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(Science for ceramic production)
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Phase transformations of model compositions of cordierite ceramics based on silicon dioxide synthesized by micellar technology have been studied by thermogravimetry, differential scanning analysis, and ...
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19.
Anniversary of I. N. Gorina
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(Jubilee)
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... received support from well-known scientists, such as I. D. Tykachinsky, N. N. Ermolenko, B. V. Tarasov, N. A. Pankova, A. S. Makhnavetsky, L. V. Isaev , B. E. Romanov,
T. D. Andryukhina, V. A. Gorokho ...
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20.
Glassenamels firing with concentrated solar power
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(At the enterprises and institutes)
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The possibilities of using concentrated solar energy to create a light-emitting technology for producing art items with glass enamel are considered. Calculations have been carried out to select the optimal ...
