Zobrazeno 1 - 10
of 30
pro vyhledávání: '"A. I. Tripol'skii"'
Publikováno v:
Theoretical and Experimental Chemistry. 54:199-205
A one-pot method was developed for the preparation of composites containing Cu3(BTC)2 and phosphotungstic acid with controllable content of polyoxometallate in the matrix of a coordination polymer. It was shown that increase of the polyoxometallate c
Effect of a modifying additive to a rhodium-containing catalyst on the kinetics of CO2 hydrogenation
Autor:
A. I. Tripol’skii
Publikováno v:
Theoretical and Experimental Chemistry. 47:331-336
A study was carried out on the kinetics of the hydrogenation of carbon dioxide to give methane in the presence of supported rhodium catalysts with additives of Cr, Fe, Co, Mo, Pt, Sn, and Pb compounds. The modifying additives were shown to have a sig
Autor:
Yu. N. Kochkin, L. A. Bondar, A. I. Tripol’skii, Peter E. Strizhak, N. V. Vlasenko, T. N. Gurnik
Publikováno v:
Theoretical and Experimental Chemistry. 46:328-333
A study was carried out on the synthesis of ethyl tert-butyl ether from ethanol and 2-methylpropene on silica gel samples modified by the addition of ZrO2 and Al2O3. A decrease in the turnover frequency (TOF) of the reaction is observed with increasi
Publikováno v:
Theoretical and Experimental Chemistry. 46:296-301
The structural parameters of carbon nanotubes (CNT) obtained on different catalysts were studied. Depending on the support and method of catalyst preparation, the formation of cylindrical multi-wall, spiral CNT and nanofibers with different mean diam
Publikováno v:
Theoretical and Experimental Chemistry. 45:258-262
The effect of fractal dimension of zirconium dioxide on its catalytic properties in the oxidation of CO has been studied. The interconnection between the pre-exponential factor of the reaction rate constant and the fractal dimension of the catalyst h
Autor:
A. I. Tripol’skii, T. G. Serebrii, N. V. Lemesh, V. A. Khavrus, T. S. Ivashchenko, Peter E. Strizhak
Publikováno v:
Theoretical and Experimental Chemistry. 45:103-107
Fractal geometry was used to describe the morphology of agglomerates of carbon nanotubes (CNT) obtained by the thermal decomposition of ethylene in the presence of water vapor over nickel nanoparticles. Analysis of the structure of the CNT by electro
Publikováno v:
Theoretical and Experimental Chemistry. 44:345-350
The textural and fractal characteristics of the nanopowders of yttrium-stabilized zirconium dioxide, produced by heat treatment under various conditions, were studied by analyzing the adsorption isotherms of nitrogen. It was shown that the specific s
Publikováno v:
Theoretical and Experimental Chemistry. 44:240-244
The influence of flow rate and concentration of source of hydrocarbon on the properties of the carbon nanotubes formed in the process of thermal decomposition of ethylene on nickel nanoparticles have been investigated. Changes in the rate of gaseous
Autor:
Tetyana Konstantinova, N. A. Tuzikova, Ella M. Moroz, Peter E. Strizhak, A. I. Tripol’skii, V. P. Kol’ko, F. V. Tuzikov, Oksana Gorban, Igor Danilenko, T. N. Gurnik
Publikováno v:
Theoretical and Experimental Chemistry. 44:144-149
The effect of the sintering temperature on the structural characteristics of nanosized zirconium dioxide particles treated by microwave radiation during the drying process was investigated by small-angle X-ray scattering and the BET method. It was sh
Autor:
A. I. Tripol’skii, Peter E. Strizhak
Publikováno v:
Theoretical and Experimental Chemistry. 43:287-296
Analytical relationships describing the relation between the morphology of a heterogeneous catalyst and the rate constant of the controlling stage of a reaction taking place on its surface were obtained. It was shown that the structure of the catalys