Zobrazeno 1 - 10
of 15
pro vyhledávání: '"E. D. Zaverina"'
Autor:
E. D. Zaverina, M. M. Dubinin
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 5:1055-1064
1. An experimental procedure was developed and was applied to the study of the effect of the chemical state of the surface of an active carbon— as determined by chemical adsorption or chemisorption of oxygenon adsorption isotherms for water vapor.
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:24-30
Autor:
E. D. Zaverina, M. M. Dubinin
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 3:175-180
1. A detailed study has been made of the sorption isotherms for water vapor on nonporous,thermallytreated carbon black having a known specific surface, and also on a number of samples of active charcoal. 2. It has been shown that, for carbon black an
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:902-910
1. The change in adsorption of nitrogen on a carbon black surface at −195° has been studied as a function of the quantity of preadsorbed water vapor. 2. Analysis of the experimental data leads to the preliminary conclusion that the preadsorbed wat
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 9:903-911
1. Isotherms for the sorption of water vapor by active carbons with a developed transitional porosity have been studied. 2. Under measurement conditions corresponding to the attainment of sorption equilibrium for organic vapors, at the limiting sorpt
Autor:
E. D. Zaverina, M. M. Dubinin
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:182-185
1. A study has been made of the development of the structure of the micro and intermediate pores of a series of specimens of active carbons of the industrial type as a result of treatment with hydrochloric and hydrofluoric acids. A considerable incre
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 9:1429-1436
1. Substitution of a portion of the hydroxyl groups of the surface of silica-gel by methyl groups leads to a reduction of its adsorption power for substances in the vapor state, and to a considerable increase of the molecular area for complete unimol
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:1286-1292
1. Sodium and calcium forms of Type A crystalline zeolites, synthesized by Soviet investigators, differ in degree of crystal dispersion, they contain no nonspecific contaminant adsorbents, and their adsorptive properties are at a level which is typic
Autor:
E. D. Zaverina, V. M. Luk'yanovich, E. A. Leont'ev, M. M. Vishnyakova, M. M. Dubinin, A. I. Sarakhov, E. G. Zhukovskaya
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:368-375
1. The adsorption properties of granulated industrial samples of Linde molecular sieves 4A and 5A with respect to the vapors of substances whose molecules penetrate through the windows into the elementary spaces of the zeolite crystals are described
Publikováno v:
Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 6:685-692
1. Considerable experimental material is presented which shows the conformity with experimental results of the developed potential theory of adsorption of vapors. The ranges of applicability of the main equations is evaluated. 2. An examination is ma