Химические науки список научных статей
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THERMODYNAMICS OF THE FORMATION OF DIISOPROPYL ETHER
The results of thermodynamic calculations have showed that the condensation reaction of isopropyl alcohol with propylene, even at room temperature, is accompanied by complete transformation into the target product, di-isopropyl ether. At temperatures above 400 K, an almost equal degree of...
2022 / Guseinova E.A., Zlotskiy S.S., Mikhaylova N.N., Yusubova S.E. -
SYNTHESIS OF ETHYLENE CARBONATE FROM ETHYLENE OXIDE AND CO2 IN THE PRESENCE OF ZINC PHENOLATES / IONIC LIQUID CATALYSTS
The synthesis of cyclic carbonates by the cycloaddition reaction of CO2 with epoxy compounds is one of the most promising directions in the utilization of CO2. The present work studies the synthesis of ethylene carbonate by the cycloaddition reaction of ethylene oxide with carbon dioxide in the...
2022 / Nasirli E.F., Ibrahimova M.J., Mamedov M.Kh., Rafiyeva S.R., Nasirov F.A. -
PHASE EQUILIBRIUM AND GLASS FORMATION IN THE ASS-ERS SYSTEM
Phase equilibrium and glass formation between AsS and ErS compounds were studied by methods of physicochemical analysis: differential-thermal (DTA), X-ray phase (XRD), microstructural analysis (MSA), as well as by measuring microhardness and density. The T-x phase diagram of the AsS-ErS system was...
2022 / Ilyasly T.M., Hasanova D.T., Aliyev I.I. -
STUDY OF LOW-TEMPERATURE OXIDATION OF CARBON MONOOXIDE ON CU-MN-FE CATALYTIC OXIDE SYSTEMS OBTAINED BY THE SOL-GEL COMBUSTION METHOD
The oxidation of carbon monoxide was studied on oxide Cu-Mn-Fe catalytic systems with metal ratio Cu:Mn:Fe=1:1:1; 2:1:1; 1:2:1 and 1:1:2 obtained by the sol-gel method with combustion. The results of X-ray phase analysis showed that the catalytic systems have a complex phase composition. Along with ...
2022 / Azimova G.R. -
ELECTRODEPOSITION OF COBALT FROM ALKALINE GLYCINE ELECTROLYTE
This article presents a study of the electrochemical reduction of cobalt ions from an alkaline glycine electrolyte by measuring cyclic and linear potentiodynamic polar curves. In the study, a cadmium salt (CoCl2) dissolved in a 1.5 M glycine solution was used as a source of cadmium ions and the pH...
2022 / Abıshova N.R., Gurbanova U.M., Huseynova R.G., Aliyev A.Sh. -
ТЕРМОДИНАМИЧЕСКИЙ АНАЛИЗ ПРОЦЕССОВ ГИДРАТАЦИИ АЛЮМОФЕРРИТА КАЛЬЦИЯ
Процессы гидратации и гидратного фазообразования алюмоферритов кальция недостаточно освещены в технической литературе. Термодинамический анализ процессов гидратации алюмоферрита кальция 4СаО·Al2O3·Fe2O3 затруднен из-за ненадежности исходных данных для продуктов гидратации. Требует уточнения вопрос...
2022 / Рахимбаев Ш.М., Оноприенко Н.Н., Рахимбаев И.Ш.ВАК -
ВЛИЯНИЕ УЛЬТРАЗВУКОВОГО ИЗЛУЧЕНИЯ НА КИНЕТИКУ ПРОЦЕССА ЩЕЛОЧНОЙ ПЕРЕРАБОТКИ АЛЮМИНИЕВЫХ ОТХОДОВ
Актуальность исследования обусловлена необходимостью разработки новых методик по утилизации металлических отходов. Данное направление, при участии различных интенсифицирующих воздействий, относится к ресурсосберегающим, технологическим, минимизирующим объемы капитальных затрат на сырьё,...
2022 / Новиков Александр Станиславович, Мостовщиков Андрей ВладимировичScopusВАКESCI -
ОПРЕДЕЛЕНИЕ РЕДКОЗЕМЕЛЬНЫХ ЭЛЕМЕНТОВ ЦЕРИЕВОЙ ПОДГРУППЫ В ВОЗДУХЕ1968 / Е.В. ДеяноваScopusВАКCASRSCIPubMed
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ОПРЕДЕЛЕНИЕ КАРБИНА В ВОЗДУХЕ1968 / М.А. Клисенко, Л.Г. АлександроваScopusВАКCASRSCIPubMed
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ОПРЕДЕЛЕНИЕ КРОТОНОВОГО АЛЬДЕГИДА И АЦЕТАЛЬДЕГИДА В ВОЗДУХЕ МЕТОДОМ ОСЦИЛЛОГРАФИЧЕСКОЙ ПОЛЯРОГРАФИИ1968 / Е.П. АигинаScopusВАКCASRSCIPubMed
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К ВОПРОСУ ОБ ОПРЕДЕЛЕНИИ МАЛЫХ КОНЦЕНТРАЦИЙ ХЛОРОФОСА И ДДВФ В ВОДЕ1968 / Я.В. Вершинин, А.И. Кучерова, А.И. Парфенов, А. КоноваловаScopusВАКCASRSCIPubMed
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ПРИМЕНЕНИЕ ДИМЕТРИНА ДЛЯ БОРЬБЫ С КОМНАТНЫМИ МУХАМИ1968 / И.В. Бессонова, В.И. Вашков, Ю.П. Волков, А.П. Волкова, Е.Б. Жук, Г.М. Зубова, В.М. ЦетлинScopusВАКCASRSCIPubMed
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ПОЛИМЕРИЗАЦИЯ 2-МЕТАКРИЛОИЛАМИНОХИНАЗОЛОНА-4
Приводятся результаты изучения кинетики фотоинициированной полимеризации 2-метакрилоиламинохиназолона-4 в среде апротонного растворителя, определены кинетические константы, характеризующие реакции роста и обрыва полимерных цепей
2022 / Мухиддинжон Султанович Мехмонов, Умирбек Аманбаевич Матниѐзов, Камолбек Купалович Машарипов -
PHASE FORMATION UNDER CONDITIONS OF SELF-ORGANIZATION OF PARTICLE GROWTH RESTRICTIONS IN THE REACTION SYSTEM
A systematic analysis of literature data concerning the influence of methods and conditions of synthesis on the possibility of self-organization of particle growth restrictions during chemical reactions of solid phase has been conducted. The prospects of using such methods to obtain...
2022 / Almjasheva O. V., Popkov V. I., Proskurina O. V., Gusarov V. V.ВАКESCI -
SYNTHESIS, CHARACTERIZATION AND ELECTRICAL PROPERTIES OF THE NANOSIZED PEROVSKITE LAFEO3
Single-phase highly crystalline LaFeO3 is synthesized by autocombustion of the gel complex obtained from citrate and metal nitrate precursors. The XRD analysis exhibited the transformation of amorphous phases of La2O3 and Fe2O3 into highly crystalline LaFeO3 at 1000 ◦C. The agglomerated semi...
2022 / Ashgar Muhammad Irfan, Shahid Muhammad Kashif, Nawaz Muhammad Haq, Idrees Muhammad, Asif Muhammad, Ali AhsanВАКESCI -
THE JOINT EFFECT OF DOPING WITH TIN(IV) AND HEAT TREATMENT ON THE TRANSPARENCY AND CONDUCTIVITY OF FILMS BASED ON TITANIUM DIOXIDE AS PHOTOELECTRODES OF SENSITIZED SOLAR CELLS
This study focuses on the preparation of transparent conducting TiO2 films with the addition of Sn(IV) by sol-gel method from film-forming solutions based on n-C4H9OH-(C4H9O)4Ti-SnCl4·5H2O at the temperature of 300-400 ◦C. Such films attract great attention because they can be used in flexible...
2022 / Kuznetsova S., Khalipova O., Yu-Wen Chen, Kozik V.ВАКESCI -
MECHANISM OF FORMATION OF NANOCRYSTALLINE PARTICLES WITH CORE-SHELL STRUCTURE BASED ON TITANIUM OXYNITRIDES WITH NICKEL IN THE PROCESS OF PLASMA-CHEMICAL SYNTHESIS OF TINI IN A LOW-TEMPERATURE NITROGEN PLASMA
This paper presents the results of experiments, structural and morphological certification and modeling of ultrafine and nanocrystalline TiN-Ni “core-shell“ structures obtained during plasma-chemical synthesis of industrially manufactured microcrystalline TiNi. Experiments on plasma-chemical...
2022 / Avdeeva Yu.A., Luzhkova I.V., Ermakov A.N.ВАКESCI -
PHOTOCATALYTIC PROPERTIES OF COMPOSITES BASED ON Y1-XBIXFEO3 (0≤X≤0.15) NANOCRYSTALLINE SOLID SOLUTIONS WITH A HEXAGONAL STRUCTURE
Nanopowders of Y(1-x)Bi(x)FeO3 ( x = 0, 0.05, 0.10, 0.15) solid solutions were obtained by coprecipitation of hydroxides with simultaneous sonication and subsequent thermal treatment of the precipitate in air at 800 ◦C for 1 min. in the annealing-quenching mode. The results of X-ray phase analysis...
2022 / Sokolova A.N., Proskurina O.V., Danilovich D.P., Gusarov V.V.ВАКESCI -
SYNTHESIS AND ANTIBACTERIAL ACTIVITY OF TRANSITION METAL (NI/MN) CO-DOPED TIO2 NANOPHOTOCATALYST ON DIFFERENT PATHOGENS UNDER VISIBLE LIGHT IRRADIATION
Visible light driven photocatalytically active mesoporous nanomaterials plays an indispensable role for antibacterial activity in low light applications. In this work, nanomaterials were handily prepared by varying the dopant concentrations from 0.25 to 1.0 Wt% using sol-gel method. All the...
2022 / Miditana S.R., Tirukkovalluri S.R., Raju I.M.ВАКESCI -
ОПРЕДЕЛЕНИЕ ЦИРАМА В ВОЗДУХЕ ПРОИЗВОДСТВЕННЫХ ПОМЕЩЕНИИ ФОТОКОЛОРИМЕТРИЧЕСКИМ И СПЕКТРОФОТОМЕТРИЧЕСКИМ МЕТОДАМИ1968 / Н.А. КрыловаScopusВАКCASRSCIPubMed