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21.
NUCLEATION AND CRYSTALS GROWTH IN THE VOLUME OF GLASS Li2O–Al2O3–SiO2 SYSTEM
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(Not-set)
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The crystallization properties of multicomponent glass based on the Li2O–Al2O3–SiO2 system are investigated. By the Marotta et al method, temperature of 670 ?C at a holding time of 2 hours provides the ...
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22.
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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Using absorption spectroscopy, differential scanning calorimetry, and X-ray powder diffraction, we studied the effect of a small addition of CeO2 on the process of thermally stimulated formation of plasmonic ...
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23.
LASER FORMATION OF LUMINESCENT TRACKS IN BISMUTH-DOPED NANOPOROUS GLASS
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(Not-set)
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The formation of microtracks in the volume of porous glass samples by femtosecond laser pulses which is of importance for laser writing of active optical waveguides was studied. It was found that impregnation ...
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24.
APPLICATION FEATURES OF GLASS-CERAMIC SO-115M IN MANUFACTURING OF OPTICAL PARTS FOR RING He-Ne-LASERS
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(Not-set)
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The results of an investigations into the effect of filamentous striae with birefringence from 3 to 15 nm/cm in SO-115M glass-ceramic on the manufacturing quality of optical parts for ring lasers and the ...
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25.
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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26.
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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27.
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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28.
OPTIMIZATION OF THE HOLLOW CHANNELS FORMATION PARAMETERS INSIDE GLASS BY DIRECT LASER WRITING AND SELECTIVE ETCHING
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(Not-set)
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Two-stage method of hollow channels formation inside glass by direct laser writing and selective etching is perspective way for microfluidics devices manufacturing. In this work the influence of the etching ...
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29.
SUBSTRATES FOR THE SURFACE ENHANCED RAMAN SPECTROSCOPY BASED ON NANOPOROUS GLASS ACTIVATED WITH SILVER PARTICLES
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(Not-set)
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Substrates for the surface enhance Raman spectroscopy (SERS) are being actively developed with the aim of precise detecting of the low concentrations of organic molecules. However, the complexity and cost ...
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30.
FEATURES OF CRYSTALLIZATION OF LITHIUM-ALUMINOSILICATE GLASS MICROSPHERES OBTAINED IN A HIGH-TEMPERATURE PLASMA FLOW
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(Not-set)
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The influence of the spheroidization process in the flow of high-temperature plasma of glass based on the Li2O–Al2O3–SiO2 (LAS) system doped with 1.0 mol. % Nd2O3 on its crystallization properties is investigated. ...
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31.
POLARIZATION CONTROLLED BIREFRINGENCE IN SODIUM ALUMINOBORATE GLASS
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(Not-set)
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The formation of birefringent nanogratings by a femtosecond laser beam in the volume of sodium aluminoborate glasses is demonstrated. The dependences of the optical retardance of the nanogratings on the ...
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32.
POLARIZATION CONTROLLED BIREFRINGENCE IN LITHIUM ALUMINOSILI-CATE GLASS
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(Not-set)
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The rise of polarization-controlled birefringence under a series of femtosecond laser pulses in the bulk of lithium silicate and lithium aluminosilicate glasstentatively attributed to the formation of ...
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33.
Control of Laser-Induced Backside Wet Etching of Silica Glass
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(Not-set)
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In this work we studied the influence of the laser exposure parameters and the etching solution type on the hollow channels length formed in silica glass by femtosecond laser-assisted backside wet etching. ...
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34.
Laser Writing of Polarization-Dependent Birefringence
in Sodium Borate Glasses
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(Not-set)
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The conditions for the formation of microregions with polarization-dependent birefringence in sodium-borate glasses with different Na 2 O contents by a femtosecond laser beam are found. The dependences ...
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35.
Influence of the Heat Treatment on the Properties of Nanoporous Glass Activated by Gold Nanoparticles
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(Not-set)
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Nanoporous glass is a universal matrix in which, by impregnating various substances, it is possible to initiate the appearance of properties uncharacteristic of glass. In this case, the porosity of glass ...
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36.
Thermally Stable Transparent LithiumAluminosilicate Glass-Ceramics Doped with Neodymium Oxide
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(Not-set)
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The effect of Nd 2 O 3 (0.1 - 3.0 & # 37;, molar content) oxide additives on the synthesis conditions, crystallization and spectral properties of heat-resistant sitall of the Li system was studied ...
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37.
Precision Laser Welding of Silica Glass with Iron-Nickel Alloy
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(Not-set)
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The possibilities of strong local bonding of glasses and metals with close thermal expansion coefficients by means of welding with a femtosecond laser beam have been investigated. For the first time, measurements ...
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38.
Laser Writing of Luminescent Microregions with CdS Quantum Dots in Silicate Glass
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(Not-set)
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The processes of femtosecond laser recording of luminescent microregions in silicate glass with a mass content from 0.5 to 4.0 & # 37; cadmium sulfide. The regularities of the change in the optical properties ...
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39.
Thermal Transformations in Hardening Compositions Based on Hydroxyapatite, Monocalcium Phosphate Monohydrate and Polymeric Binders
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(Not-set)
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Hardening composite materials based on calcium phosphates (hydroxyapatite, monocalcium phosphate monohydrate) and polymer binders (polyvinyl alcohol, polyvinyl pyrrolidone) have been obtained. It was found ...
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40.
Porous Ceramic Materials for Catalytically Active Membranes by Technological Combustion and Sintering Methods
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(Not-set)
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A porous, catalytically active membrane based on coarse silicon carbide has been synthesized. To synthesize the membrane, ultradispersed additives of the eutectic composition of magnesium oxide and silicon ...
