Zobrazeno 1 - 10
of 18
pro vyhledávání: '"V. S. Rozhkov"'
Publikováno v:
2010 20th International Crimean Conference "Microwave & Telecommunication Technology".
The millimeter wave length transceiver with a linear frequency control and quadrature frequency converter has been developed and investigated. It consists of FET VCO, a buffer amplifier and a quadrature frequency converter (QFC). Presence of QFC allo
Autor:
V S, Rozhkov
Publikováno v:
Likars'ka sprava. (7-8)
Forty-one couple with the communicative form of sexual dysadaptation including sexual aversion in which men suffered from different forms of neurosis (neurasthenia, hysteric neurosis, obsessional neurosis) were examined using the method of systems-st
Publikováno v:
Glass and Ceramics. 52:165-166
Qualitative and quantitative compositions and the operation of automatic weighing and mixing lines (WML) at the Borsk Glass Plant are described. The operation of the automatic and mechanical equipment and some technological data are presented. Three
Publikováno v:
Bulletin of Experimental Biology and Medicine. 103:732-736
Electron microscopy was used to study structural changes of synapses in sensorimotor, parietal, limbic cortical areas, hippocamp, blue spot and hypothalamus of old Wistar rats, aged 28-30 months. Polymorphism of ultrastructural changes in neuronal an
Publikováno v:
Chemistry of Heterocyclic Compounds. 17:274-279
It is shown that the size rather than the electronegativity of the substituent in the 2 position of the indole ring has an effect on the Claisen condensation of 2-substituted 3-indolylacetonitriles with dimethyl carbonate. Carbomethoxylation of the s
Publikováno v:
Chemistry of Heterocyclic Compounds. 10:1322-1324
Claisen condensation of 3-indolylacetonitrile with diethyl carbonate, diethyl oxalate, and ethyl benzoate proceeds with acylation at the CH2 group. Depending on the acylating agent, the reaction proceeds with retention or elimination of the N-acyl gr
Publikováno v:
Chemistry of Heterocyclic Compounds. 12:1246-1248
Publikováno v:
Chemistry of Heterocyclic Compounds. 11:826-828
Publikováno v:
Chemistry of Heterocyclic Compounds. 12:167-169
A method was developed for the N-alkylation of indole and its derivatives by alkyl halides in the presence of sodium hydroxide and catalytic amounts of trimethylbenzylammonium chloride.
Publikováno v:
Chemischer Informationsdienst. 11