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  • 1
    Electronic Resource
    Electronic Resource
    Springer
    Bulletin of experimental biology and medicine 92 (1981), S. 1290-1293 
    ISSN: 1573-8221
    Keywords: Golgi complex ; genesis
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine
    Type of Medium: Electronic Resource
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  • 2
    Electronic Resource
    Electronic Resource
    Springer
    Bulletin of experimental biology and medicine 91 (1981), S. 691-694 
    ISSN: 1573-8221
    Keywords: hepatocyte ultrastructure ; bile secretion ; Golgi complex ; clasmatosis
    Source: Springer Online Journal Archives 1860-2000
    Topics: Biology , Medicine
    Type of Medium: Electronic Resource
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  • 3
    ISSN: 1612-1112
    Keywords: Gas-solid chromatography ; Gas-adsorption chromatography ; Henry's constants measurements, calculations ; Aromatic, cyclic hydrocarbons ; Chromatoscopy of tetralin
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Retention volumes at zero sample size (Henry's constants) on graphitized thermal carbon black have been measured at a number of temperatures for benzene, all its methyl-substituted and some of alkyl-substituted derivatives, naphthalene, diphenyl, phenanthrene, anthracene, tetralin, cis- and trans-decalin, cyclohexane, adamantane and diamantane. The earlier published thermodynamic characteristics of adsorption of the aromatic hydrocarbons have been revised. A molecular statistical calculation of thermodynamic characteristics of adsorption using the atom-atom approximation for the energy of intermolecular interaction between adsorbate and adsorbent has been carried out for polycyclic hydrocarbons: adamantane, diamantane, cis- and trans-decalin. The measured retention volumes of tetralin have been used for the calculation of some parameters of geometric structure of the molecule.
    Type of Medium: Electronic Resource
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  • 4
    ISSN: 1612-1112
    Keywords: Gas-solid chromatography ; Graphitized carbon black ; Aromatic hydrocarbons
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary This paper defines values of retention volumes for zero surface coverage (Henry's constant) at different temperatures, retention indices and variations of the internal energy (differential heats of adsorption) of diphenyl and its alkyl derivatives, terphenyls, diphenylmethane, triphenylmethane, diphenylethanes and fluorene on graphitized thermal carbon black (GTCB). Adsorption on GTCB takes place in accordance with the geometry of these molecules, the strongest adsorption being observed for para-terphenyl with least inhibited internal rotation of the molecule, while the weakest adsorption occurs for 2,6,2′,6′-tetramethyldiphenyl with the most inhibited internal rotation of the molecules. The flat molecules of fluorene are adsorbed on GTCB more readily than the nonflat molecules of diphenylmethane.
    Type of Medium: Electronic Resource
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  • 5
    ISSN: 1612-1112
    Keywords: Gas-solid chromatography ; Retention on graphitized carbon black ; Phenylcyclanes, phenyl- and biphenylalkenes and ; alkines, bicyclohexyl, bicyclohexylmethane
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary Retention volume values for zero cample size (Henry's constants) at different temperatures, retention indices and differential adsorption heats of phenylethylene, phenylacetylene, C9–C12 phenylcyclanes, biphenylethylenes, biphenylacetylene, bicyclohexyl and bicyclohexylmethane have been determined on graphitized thermal carbon black (GTCB). The molecules of all these hydrocarbons are capable of internal rotation. The values of the thermodynamic adsorption characteristics of phenylcyclanes increase with increasing number of carbon atoms in the cycle. Bicyclohexyl is retained on GTCB considerably weaker than biphenyl while bicyclohexylmethane is retained stronger than biphenylmethane. Symmetric and nonsymmetric biphenylethylenes are retained much stronger than the corresponding biphenylethanes. Phenylethylene (styrene) and trans-biphenylethylene (trans-stilbene) are stronger retained on GTCB than phenylacetylene and biphenylacetylene (tolane), respectively. The relationship between the structure of these molecules and their retention on GTCB is discussed.
    Type of Medium: Electronic Resource
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  • 6
    ISSN: 1612-1112
    Keywords: Gas-solid chromatography ; Graphitized thermal carbon-black ; Cyclodextrins ; Retention of isomeric benzene derivatives
    Source: Springer Online Journal Archives 1860-2000
    Topics: Chemistry and Pharmacology
    Notes: Summary A study has been made of the interaction between graphitized thermal carbon-black and cyclodextrins and a series of 28 derivatives of benzene (benzene, alkyl-, isoalkyl-, dialkyl-, trialkylbenzenes, vinyl-, and allyl-benzene). The specificretention volumes form the basis for a discussion of the mechanism of interaction and drawing conclusions for the practical separation of isomeric compounds.
    Type of Medium: Electronic Resource
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