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21.
The Glasses, which Weakens Electromagnetic Radiation
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(Not-set)
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... layer of glass, not exceeding 100 nm, which form nanoparticles in the glass that absorb electromagnetic radiation.
Measurements of the absorption of electromagnetic radiation (EMR) by implanted model and ...
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22.
Accelerated Method for Determining Properties of Perlite Rock
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(Not-set)
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To ensure the uniformity of perlite rock in terms of density, a device of the simplest design has been developed, based on the Archimedes law, which allows determining the mass and volume of perlite rock ...
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23.
Physical and Mechanical Studies of Ancient Ceramics Detected in the Territory of Kyrgyzstan
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(Not-set)
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... of complementary methods: hardness measurement by the Rockwell method and density determination by hydrostatic weighing. The apparent density and water absorption were also determined and the open porosity ...
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24.
Ambient Environment Effect on a Polished Surfaces of OF4 and STK19 optical glass
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(Not-set)
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A study of the change in the state of the polished surface of optical glasses of STK19 and OF4 grades by ellipsometry, IR spectroscopy and measurement of sample roughness under the influence of the environment ...
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25.
Chemical Resistance of Liquid Phase-Sintered Materials Based on Si3N4-BN
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(Materials and properties)
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Materials based on Si 3 N 4 -BN were obtained by liquid-phase sintering using 20 & # 37; (by volume) YAG as a sintering aid. To obtain composite materials, we used boron nitride powders of hexagonal ...
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26.
Thermophysic properties of silicon carbide based composite ceramics materials made by sparkplasma sintering (SPS)
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(Science for ceramic production)
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... composites. Thermal diffusivity and heat capacity were measured by the laser flash method. The heat capacity measurements are supplemented by the results obtained by DSC and adiabatic calorimeter methods. ...
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27.
Thermal homogeneity index calculation for glass melt in glass-forming machine feeder channel
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(Science for glass production)
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Analytical and empirical dependences for calculating the thermal homogeneity index of molten glass in the feeder channel of glass-forming machines are presented. The analytical dependences were tested ...
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28.
Data repeatability check-up for ferrous admixtures experimental and computational magnetic control under different field sources
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(At the enterprises and institutes)
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Analyzed are the mass-operational characteristics of the magnetic control of ferro-impurities of raw materials (quartz sand, feldspar, gypsum), obeying the exponential both completely and partially (tail ...
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29.
Hydraulic radius evaluation in porous structure of ceramic materials
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(Science for ceramic production)
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The analysis of the existing dependences describing the capillary absorption of liquid in porous materials is carried out on the basis of an ideal model and data of mercury porosimetry. It is shown that ...
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30.
Thermal expansivity (at 130 ? 800 K) of borosilicate glasses applica-ble for coupling with silicon in microelectronics
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(At the enterprises and institutes)
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The results of processing measurements of the TLEC and relative elongation of borosilicate glasses of two grades are presented. LK5 and Borofloat 33. The thermomechanical analyzer TMA7100 was used to measure ...
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31.
Mechano-chemical activation of sand in AGO-2 centrifugal planetary mill
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(Science for glass production)
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... the surface layer of sand particles, amorphization of the surface occurs, disordering of the layers, according to FTIR spectroscopy, and a change in some bond angles in the SiO4 tetrahedron. Measurement ...
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32.
Artificial mineral alloys as an example of shock-metamorphic petrurgic materials
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(At the enterprises and institutes)
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Structural and morphological transformations in petrurgical materials under shock impacts have been studied. Synthetic mineral alloys serve as an example of petrurgical material. An analogy is drawn between ...
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33.
Axiomatic approach to estimation of stability in automobile glasses production process
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(Science for glass production)
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... that the traditional control method can lead to distortion of the analysis results. The axiomatic analysis of product quality control examines the process based on individual measurements to ensure reliable ...
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34.
The influence of synthesis conditions on microstructure and properties of composite ceramic material made from nanosized Ce0.1Al0.1Zr0.8O2 powder
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(Science for ceramic production)
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A comparative analysis of the features of the microstructure and mechanical properties of composite ceramic materials obtained from a nanosized powder of the composition Ce 0.1 Al 0.1 Zr 0.8 O 2 ...
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35.
The influence of the constant stress of float glass on cutting quality
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(Science for glass production)
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The main reasons for the occurrence of defects when cutting glass are given: breakage not along the cut and breakage during cutting. The main attention is paid to the residual stresses in the glass, the ...
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36.
Nature of Liquescence and Fluidity of Kaolin of the Zhuravliny Log Deposit (a Review)
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(Raw materials)
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A review of studies on the nature of the most effective methods for regulating the liquefaction and fluidity of kaolin from the Zhuravliny Log deposit is presented. The data on the material, mineral and ...
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37.
Structure and rheology of semi-finished porcelain upon firing
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(Science for ceramic production)
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Data on the rheological behavior of samples of materials of the porcelain group at pure shear were obtained, complementing the results of dilatometric studies of shrinkage. The concept of the macromechanism ...
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38.
Production of transparent ceramics. Sinergic approach
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(Science for ceramic production)
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A systematic approach from the standpoint of synergetics to the production of high-quality transparent ceramics is considered. At all stages of the production of transparent ceramics, it is necessary to ...
