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1.
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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2.
INFLUENCE OF THE RARE-EARTH FLUORIDES ADDITIVE ON THE STRUCTURE AND PROPERTIES OF THE BOROPHOSPHATE GLASSES
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(Not-set)
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In this work, we investigated borophosphate glasses with additions of 0.5 to 1.5 mol. % of rare-earth fluorides LnF3 (Ln = La, Ce, Nd), considered as simulants of radioactive waste from the now developing ...
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3.
ASSESSMENT OF THE EFFECT OF THE FLINAK SALT ADDITIVE ON THE PROPERTIES OF BOROPHOSPHATE GLASSES
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(Not-set)
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The paper presents the results of the studies of borophosphate glasses containing an additive of the FLiNaK salt, an eutectic mixture of alkali metal fluorides of the composition 46.5 mol. % LiF – 11.5 ...
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4.
ASSESSMENT OF THE EFFECT OF LITHIUM CHLORIDE ON THE PROPERTIES OF BOROPHOSPHATE GLASS DURING THE IMMOBILIZATION OF RADIOACTIVE WASTE FROM PYROCHEMICAL PROCESSING OF SPENT NUCLEAR ...
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(Not-set)
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The paper presents the results of the studies of a matrix based on borophosphate glass (BFS) with the addition of lithium chloride as a simulator of spent electrolyte, a type of radioactive waste formed ...
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5.
STRUCTURE AND OPTICAL PROPERTIES OF SOLID SOLUTIONS OF THE ZrO2–Sc2O3 SYSTEM OBTAINED BY CO-PRECIPITATION
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(Not-set)
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... at temperatures from 500 to 1200 °C, was studied. The crystal structure was identified by the X-ray diffraction method and Raman spectroscopy.
The local structure was estimated by the spectral and luminescent ...
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6.
GLASS-LIKE CARBON FROM SUPERCRITICAL FLUID IN THE C–O–H SYSTEM AT TEMPERATURE 800 ?C AND PRESSURE 500…1000 ATM
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(Not-set)
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... X-ray and electron diffraction, infrared and multiwave Raman spectroscopy. According to the features complex and comparison with industrial glassy carbon, the produced carbon material is classified as ...
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7.
STRUCTURAL FEATURES AND PROPERTIES OF SODIUM-RUBIDIUM ALUMINOBOROSILICATE GLASSES WITH THE ZIRCONIUM ADDITION
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(Not-set)
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The structure of matrix materials synthesized quenching sodium-rubidium aluminoborosilicate melts with the zirconium addition was studied using vibrational spectroscopy. The significant influence of zirconium ...
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8.
PRODUCTION OF GLASS-LIKE CARBON BY HIGH-ENERGY LASER TREATMENT ON A COAL TARGET
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(Not-set)
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Preliminary results of experimental modeling of impact process on coal substance by short-pulse laser radiation are presented. During the experiments extremely high temperatures and pressures have been ...
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9.
SYNTHESIS AND PROPERTIES OF CO-DOPED Sm3+/Gd3+ GLASS COMPOSITION B2O3–GeO2–Bi2O3
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(Not-set)
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Within the scope of the study, glasses co-doped with Sm3+/Gd3+ in the B2O3–GeO2–Bi2O3 system were synthesized,
covering compositions of 40B2O3–40GeO2–(15…17)Bi2O3–(3…2)Sm2O3–(2…1)Gd2O3 and 42,5B2O3–42,5GeO2–(11,25…12,75)Bi2O3–(2,25…1,50)Sm2O3–(1,500…0,075)Gd2O3. ...
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10.
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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11.
CHARACTERISTICS OF GLASSES IN PRODUCTS OF EXPERIMENTAL MODELING OF IMPACT MELTS
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(Not-set)
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... of the impact glasses, high resolution methods have been used – Raman spectroscopy and scanning electron microscopy with microprobe analysis. The provided studies have shown that under the extreme conditions ...
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12.
Synthesis of Yttrium-Aluminum
Garnet Based on Double Ammonium-Containing Yttrium-Aluminum
Carbonate Compounds
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(Not-set)
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The difference in the mechanism of synthesis of yttrium-aluminum garnet Y 3 Al 5 O 12 (YAG) from a mixture of double yttrium and ammonium carbonate NH 4 Y (CO 3 ) 2 & middot; H 2 O with aluminum ...
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13.
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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14.
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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15.
Local crystallysation in barium titanosilicate glasses induced with a femtosecond laser.
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(Science for glass production)
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The local crystallization of barium-titanosilicate glass under the action of a femtosecond laser beam is investigated. The effect of the laser beam scanning speed and laser pulse energy on the morphology ...
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16.
Physical-chemical and structural processes occurring at temperature treating of strontium - alumina - silica glasses
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(At the enterprises and institutes)
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The paper presents the results of a study of physicochemical and structural processes occurring during heat treatment of glasses of strontium aluminosilicate composition using synchronous thermal analysis, ...
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17.
The structure of borosilicate glasses with sodium cation substituted by a cation of alkaline earth metal
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(Science for glass production)
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Influence of substitution of sodium cation by barium and calcium on the structure of sodium borosilicate glass of composition: 0.25 Na 2 O; 0.25 B 2 O 3 ; 0.5SiO 2 . Analysis of the recorded spectra ...
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18.
The structure of lanthanum-boron-germanate glass of steelwellite composition from the data of vibration spectroscopy
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(Science for glass production)
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By means of dielectric IR spectroscopy and Raman spectroscopy, the presence in the structure of lanthanum borogermanate (LBG) glass of three-coordinated boron atoms, which are absent in the LaBGeO 5 ...
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19.
Study of the structure of multicomponent phosphorus-containing silicate glass using vibration spectroscopy
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(Science for glass production)
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... spectroscopy and Raman scattering of light. It was found that the introduction of Р 2 О 5 leads to the formation of a microheterogeneous structure consisting of silicon-oxygen anionic groups of various ...
