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Your search keyword '"Olga Yu. Boldyrieva"' showing total 5 results
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5 results on '"Olga Yu. Boldyrieva"'

3. Sulfonated nanoporous activated carbons for catalytic isopropyl alcohol dehydration

Author

Dmytro Klymchuk, Vitaliy E. Diyuk, Oleksandr V. Mischanchuk, I. P. Matushko, Andrii V. Yatsymyrskiy, Liudmyla M. Grishchenko, and Olga Yu. Boldyrieva

Subjects
Nanoporous, Chemistry, organic chemicals, Isopropyl alcohol, General Chemistry, Solid acid, Condensed Matter Physics, medicine.disease, Catalysis, chemistry.chemical_compound, medicine, Organic chemistry, General Materials Science, Dehydration, Activated carbon, medicine.drug
Abstract

Sulfonation of nanoporous activated carbon (NAC) was performed in the different ways available within the synthetic organic chemistry armory for preparing solid acid catalysts of isopropyl alcohol ...

Published
2021
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4. Amination of brominated nanoporous activated carbon beads for the preparation of CO2 adsorbents

Author

Andrii V. Yatsymyrskiy, Vitaliy E. Diyuk, Oleksandr V. Mischanchuk, Natalia S. Novichenko, Liudmyla M. Grishchenko, G. G. Tsapyuk, and Olga Yu. Boldyrieva

Subjects
chemistry.chemical_classification, Nanoporous, Carbonization, 02 engineering and technology, General Chemistry, Microporous material, Polymer, 010402 general chemistry, 021001 nanoscience & nanotechnology, Condensed Matter Physics, 01 natural sciences, 0104 chemical sciences, chemistry.chemical_compound, Adsorption, chemistry, Chemical engineering, Pyridine, medicine, General Materials Science, 0210 nano-technology, Amination, Activated carbon, medicine.drug
Abstract

Nanoporous activated carbon (NAC) beads that prepared by carbonization of microporous polymer 2,6-di-tert-butyl pyridine beads were subjected to bromination followed by amination to synthesize the ...

Published
2020
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5. Judd-Ofelt analysis of Nd3+doped phosphate glass: The effect of Ba/Sr ratio

Author

Vadim O. Kozhanov, Vladyslav V. Lisnyak, Alexander N. Zaderko, and Olga Yu. Boldyrieva

Subjects
010302 applied physics, Materials science, Doping, Analytical chemistry, Physics::Optics, 02 engineering and technology, General Chemistry, 021001 nanoscience & nanotechnology, Condensed Matter Physics, Laser, 01 natural sciences, law.invention, Ion, Phosphate glass, law, Excited state, 0103 physical sciences, Physics::Atomic and Molecular Clusters, General Materials Science, 0210 nano-technology, Absorption (electromagnetic radiation)
Abstract

Here we disclosed the substantial effect of the local medium in the vicinity of the excited Nd3+ions on the optical properties and the laser characteristics of glasses. The UV-Vis absorption of the...

Published
2016
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