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41.
EFFECT OF TECHNOLOGICAL SYNTHESIS PARAMETERS ON THE STRUCTURE, PHASE COMPOSITION, AND PROPERTIES OF POROUS Al2O3–MgO–SiO2–SiC CERAMICS
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(Not-set)
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... 1100…1300 °C. It was established that at 1100 °C a weakly consolidated structure is formed, whereas at 1200 °C and above liquid-phase sintering occurs, leading to strengthening of the ceramic framework. ...
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42.
PREPARATION OF FINE MAGNESIUM ALUMINATE SPINEL POWDER BY SHS: EFFECT OF NaCl MINERALIZER ON PHASE COMPOSITION AND DISPERSITY
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(Not-set)
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... mixture significantly increases the degree of conversion of the reaction products, promotes the formation of the target cubic spinel phase, reduces the content of secondary oxides (MgO, Al2O3), and eliminates ...
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43.
BIMETALLIC NANOPARTICLES AgAu, AgRb IN ZINC PHOSPHATE GLASS: FORMATION, STRUCTURE, EFFECT ON OPTICAL CHARACTERISTICS OF GLASS CO-DOPED WITH NEODYMIUM IONS
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(Not-set)
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Doped zinc-phosphate (ZP) glasses of compositions ZP:Ag:Au and ZP:Ag:Rb were synthesized by the melt quenching method both without and with the use of additional heat post-treatment at T = 500 °C. In the ...
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44.
FORMATION OF OCTACALCIUM PHOSPHATE COATING ON THE SURFACE OF ?-TRICALCIUM PHOSPHATE CERAMICS
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(Not-set)
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... by partial dissolution of the surface layers of TCP ceramics and crystallization of the intermediate phase of dicalcium phosphate dihydrate (DCPD, CaHPO4·2H2O). The effect of the buffer solution composition ...
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45.
THE INFLUENCE OF DIAMOND GRINDING MODES ON THE PHASE COMPOSITION AND CRACK RESISTANCE OF ZIRCONIA-BASED CERAMICS
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(Not-set)
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... are created on their surface for the implementation of a phase transition. Grinding promotes the transition of the tetragonal phase of zirconium dioxide (t-ZrO2) to the monoclinic phase (m-ZrO2) on the ...
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46.
PHYSICAL AND MECHANICAL CHARACTERISTICS OF CERAMIC MATERIALS OF SYSTEMS ZrO2–Sm2O3 TWO-PHASE COMPOSITION
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(Not-set)
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Ceramic Materials of Compositions (mol. %) 97ZrO2–3Sm2O3 and 94ZrO2–6Sm2O3 based on nanosized powders synthesized by hydrolysis sol-gel method are obtained. It is shown that in ceramic materials a two-phase ...
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47.
MEASUREMENT OF CHROMATIC BIREFRINGENCE DISPERSION OF PHASE PLATES, INSCRIBED IN GLASSES BY FEMTOSECOND PULSES
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(Not-set)
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Direct femtosecond laser writing of phase optical elements in glasses opens up new possibilities for controlling light beams and developing new functional devices that operate on the birefringence effect. ...
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48.
SOL-GEL SYNTHESIS AND EFFECTS OF NEODYMIUM AND EUROPIUM OXIDES ON THE STRUCTURE FORMATION OF CALCIUM MONOALUMINATE
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(Not-set)
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Calcium monoaluminate was synthesized using the sol-gel method and the effect of europium and neodymium oxides on the synthesis and kinetics of structure formation in the temperature range of 500 – 1000 ...
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49.
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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50.
LASER FORMATION OF LUMINESCENT TRACKS IN BISMUTH-DOPED NANOPOROUS GLASS
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(Not-set)
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... It is shown that increasing the laser pulse energy to 200 nJ allows increasing the phase contrast of the tracks laser-written in nanoporous glass doped with bismuth compared to the ones formed in nanoporous ...
