Search Results - "Prokopenko, V M"

QSAR studies and antimicrobial potential of 1,3-thiazolylphosphonium salts by Trush, M M, Kovalishyn, V V, Blagodatnyi, V M, Brovarets, V S, Pilyo, S G, Prokopenko, V M, Hodyna, D M, Metelytsia, L O

“…The regression QSAR models were built to predict the antimicrobial activity of new thiazole derivatives. Compounds with high predicting activity were…”
Get full text

Synergism of the Combined Action of Inhibitor and Inert Gas by Prokopenko, V. M., Alymov, M. I., Abramov, S. K.

“…The synergy phenomenon is known as a nonadditive effect of various additives on the reaction. This effect was earlier used mainly in liquid-phase reactions and…”
Get full text

Inhibition of Combustion and Explosion of Methane–Air Mixtures in the Presence of Coal Dust by Azatyan, V. V., Prokopenko, V. M., Abramov, S. K.

“…Coal dust was shown to promote the combustion of methane–air mixtures, reducing the lower concentration limit of flame propagation and making combustion…”
Get full text

Effect of Tramadol on Rabbit Uterine Contractile Activity Induced in Late Pregnancy by Yakovleva, A. A., Nazarova, L. A., Prokopenko, V. M., Pavlova, N. G.

“…Effect of Tramadol infusion (5 mg/ml) on oxytocin-induced uterine contractile activity was studied in chronic experiment on female rabbits with different…”
Get full text

Physicochemical Mechanisms and Kinetic Laws Influencing the Extreme Rate of Reactions in the Combustion and Detonation of Gases by Azatyan, V. V., Prokopenko, V. M., Timerbulatov, T. R.

“…Results from studying on kinetic features of reactions in the combustion, explosion, and detonation of gases are generalized with the combined use of kinetic…”
Get full text

Dependences of Flame Propagation Characteristics on Heterogeneous Reactions of Intermediate Particles by Azatyan, V. V., Prokopenko, V. M., Son, E. E., Abramov, S. K.

“…The example of a model reaction of combustion of hydrogen with oxygen is used to show that the flame propagation rate, its thermal mode, and conditions for…”
Get full text

Using Small Impurities of Inert Gases to Prevent the Combustion of Methane from Transitioning to an Explosion by Azatyan, V. V., Prokopenko, V. M., Abramov, S. K.

“…The combustion of methane–air mixtures is used as an example to show that small additives of inert gases can help prevent the critical conditions of combustion…”
Get full text

Role of Heterogeneous Chain Termination in Flame Propagation by Azatyan, V. V., Alymov, M. I., Prokopenko, V. M., Abramov, S. K., Kazanskii, V. B.

“…The kinetic characteristics of propagating flame were shown to depend on the chemical properties of the contacting solid surface and on the rates of…”
Get full text

Kinetic Features of Gas Ignition upon Heating by Azatyan, V. V., Prokopenko, V. M.

“…Using hydrogen oxidation as a model reaction, it is shown that the ignition of combustible gases upon heating in the region of atmospheric pressure is caused…”
Get full text

The Important Role of Heterogeneous Reactions of Free Atoms and Radicals in Processes of Flame Propagation by Azatyan, V. V., Prokopenko, V. M., Abramov, S. K.

“…It is shown that patterns of flame propagation and the spectral composition of emission depend strongly on the chemical composition of the contacting surfaces…”
Get full text

Controlling the Combustion, Exploding, and Detonation of Gases by Means of Chemical Kinetics by Azatyan, V. V., Prokopenko, V. M., Timerbulatov, T. R.

“…Ways are considered of preventing fires and explosions of methane–air mixtures in coal mines and elsewhere, the ignition and explosion of hydrogen–air…”
Get full text

Physical and Chemical Mechanisms of Reactions that Proceed at Extremely High Rates in a Propagating Flame and the Detonation of Gas by Azatyan, V. V., Prokopenko, V. M., Bolodyan, I. A., Gordienko, G. M., Kopylov, N. P., Kopylov, S. N.

“…The characteristic periods of the reactions in a propagating flame and the detonation of most gases are found to be less than 10 −4 and 10 −6 s, respectively…”
Get full text

Chain-Thermal Explosions and the Transition from Deflagration Combustion to Detonation by Prokopenko, V. M., Azatyan, V. V.

“…The transition from combustion to a chain-thermal explosion, a necessary step in the transition from deflagration combustion into detonation, is studied using…”
Get full text

Possible Gravitational Stratification of Components in Mixtures of Reaction Gases by Azatyan, V. V., Petukhov, V. A., Prokopenko, V. M., Timerbulatov, T. R.

“…It is shown that in gas storage tanks and closed premises containing gas mixtures consisting of components of the type of hydrogen, lower hydrocarbons, and…”
Get full text

Melatonin increases both life span and tumor incidence in female CBA mice by Anisimov, V N, Zavarzina, N Y, Zabezhinski, M A, Popovich, I G, Zimina, O A, Shtylick, A V, Arutjunyan, A V, Oparina, T I, Prokopenko, V M, Mikhalski, A I, Yashin, A I

“…From the age of 6 months until their natural deaths, female CBA mice were given melatonin with their drinking water (20 mg/l) for 5 consecutive days every…”
Get full text

The Role of Pro- and Antioxidant Systems in the Development of Placental Dysfunction in Human Pregnancy by Prokopenko, V. M., Pavlova, N. G.

“…The pro-and antioxidant systems of the human placenta have been studied in its central and peripheral areas in the state of dysfunction. It has been shown that…”
Get full text

Temperature Dependence of the Rates of Oxidation and Decomposition of Combustible Gases by Azatyan, V. V., Abramov, S. K., Bolod’yan, I. A., Gordienko, D. M., Kopylov, N. P., Prokopenko, V. M., Shebeko, Yu. N.

“…It is shown that the oxidation of gas outside the ignition region consists of isothermal chain processes with no progressive self-acceleration. The functional…”
Get full text

Difference in the Mechanisms of the Inhibition of Hydrogen Combustion in the Deflagration and Detonation Modes by Azatyan, V. V., Prokopenko, V. M., Chapysheva, N. V., Abramov, S. K.

“…It is shown that, in the process of inhibition of hydrogen combustion by hydrocarbons, intermediate products that play a key role are not only traditionally…”
Get full text

Low leucocyte myeloperoxidase activity in patients with multiple sclerosis by Ramsaransing, G, Teelken, A, Prokopenko, V M, Arutjunyan, AV, De Keyser, J

“…The gene for myeloperoxidase (MPO) has been implicated in multiple sclerosis (MS). By measuring H2O2 dependent oxidation of 3,3′5,5′-tetramethylbenzidine with…”
Get full text

Synthesis of 5-methylsulfonylpyrimidines and their fused derivatives by Solomyannii, R. N., Pil’o, S. G., Slivchuk, S. R., Prokopenko, V. M., Rusanov, E. B., Brovarets, V. S.

“…The interaction of available 2-methylsulfonyl-3-ethoxyacrylonitrile with amidine, their analogs, and aminoazoles containing amidine fragment, yielding earlier…”
Get full text