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Перегляд Загальнонаукова періодика за назвою

Репозиторій DSpace/Manakin

Перегляд Загальнонаукова періодика за назвою

Сортувати за: Порядок: Результатів:

  • Self-diffusion of mo lecules in water-ethanol solutions of low concentration. Neutron data 
    Vasylkevych, O.A.; Slisenko, V.I. (Доповіді НАН України, 2019)
    The work is devoted to the abnormal behavior of dilute water-alcohol solutions. The dynamics of molecules of the water-ethanol system, depending on the concentration at 281 K, is researched by the method of quasi-elas ...
  • Semilinear equations in a plane and quasiconformal mappings 
    Gutlyanskiĭ, V.Ya.; Nesmelova, O.V.; Ryazanov, V.I. (Доповіді НАН України, 2017)
    We consider generalizations of the Bieberbach equation with nonlinear right parts, which makes it possible to study many problems of mathematical physics in inhomogeneous and anisotropic media with smooth characteristics. ...
  • Simulation of elastic wave diffraction by a sphere in semibounded region 
    Khimich, A.N.; Selezov, I.T.; Sydoruk, V.A. (Доповіді НАН України, 2020)
    The problem of scattering of plane elastic waves by a rigid sphere located near a plane rigid boundary is considered, which leads to the generation of multiply re-reflected dilatation and shear waves. The formulation of ...
  • Social Advertising in Modern Communication Space 
    Suprun, V.М.; Suprun, L.V. (Наука та інновації, 2018)
    Introduction. The evolutionary progress of the modern society is not conceivable without the cultivation of high sociocultural values. Therefore, social advertising becomes an information creator in the field of communication ...
  • SOS! 
    Локтєв, В.М. (Вісник НАН України, 2015)
    У статті висловлено міркування щодо проекту бюджету на 2016 р., сформульовано загрози для науково-освітньої сфери України, які виникають у разі його прийняття, обговорено можливі шляхи подальшого розвитку ситуації.
  • Space Research at the Baldone Observatory 
    Eglitis, I.; Eglite, M. (Наука та інновації, 2017)
    The Baldone observatory deals with the U-, B-, V-, R-, I-photometry and low resolution spectroscopy of carbon stars, the monitoring of small bodies of Solar system, and with the digitizing and processing of 24 300 plates ...
  • Stages in evolution of Earth's crust recorded by the Huliaipole block of the West Azov area (4.0-2.0 Ga) 
    Artemenko, G.V.; Shumlyanskyy, L.V.; Wilde, S.A.; Whitehouse, M.J.; Bekker, A.Yu. (Доповіді НАН України, 2020)
    The U-Pb age of zircon populations from metadacite of the Huliaipole Suite was determined using the LA-ICP-MS method as 3085-2850 and 3700-3360 Ma. In addition, two crystals of zircon were discovered with an age of ...
  • Startups and Spinoffs as Factors of the Academic Business Development: the Foreign Experience and the Ukrainian Prospects 
    Novikova, I.E.; Osetskiy, V.L.; Alekseieva, K.A. (Наука та інновації, 2018)
    Introduction. Modern, equipped with cutting-edge technologies universities are a perfect environment for creating the primary atmosphere of innovative business climate. Problem Statement. The implementation of modern, ...
  • Statistical approximation of multicriteria problems of stochastic programming 
    Norkin, B.V. (Доповіді НАН України, 2015)
    The article validates an approximation technique for solving multiobjective stochastic optimization problems. As a generalized model of a stochastic system to be optimized, a vector “input–random output” system is considered. ...
  • Statistical sampling and feature selection for epilepsy pattern recognition 
    Gaidar, V.O.; Sudakov, O.O. (Доповіді НАН України, 2020)
    Epilepsy is one of the most common neurological diseases that has broad spectrum of debilitating medical and social consequences. The automatic forecasting and detecting systems are vitally important, since they allow ...
  • Strategic Approaches to Activating Academic Entrepreneurship in Modern Mega-Universities: Prospects for Ukraine 
    Novikova, I.E.; Zhylinska, O.I.; Osetskyi, V.L.; Bediukh, O.R. (Наука та інновації, 2020)
    Introduction. Currently, R&D activity is the main in all the top universities in the world because it is focused on the acquisition of new knowledge, while educational is only on the use of acquired knowledge. However, ...
  • Stress temperature and soil drought effects on amino acid composition in winter wheat 
    Babenko, L.M.; Romanenko, K.O.; Kosakivska, I.V. (Доповіді НАН України, 2020)
    The effect of shortterm high (40 °C, 2 h) and positive low (4 °C, 2 h) temperatures, as well as simulated moderate soil drought, on the total free amino acid and proline contents is studied under controlled conditions on ...
  • Study of Heat-Recovery Systems for Heating and Moisturing Combustion Air of Boiler Units 
    Fialko, N.M.; Navrodska, R.O.; Gnedash, G.O.; Presich, G.O.; Shevchuk, S.I. (Наука та інновації, 2020)
    Introduction. One of the ways to save natural gas and to improve the environmental conditions in the municipal heat-power engineering is to use progressive technologies for recovering the heat of flue gases from boiler plants, ...
  • Substantiation of the backpropagation technique via the Hamilton—Pontryagin formalism for training nonconvex nonsmooth neural networks 
    Norkin, V.I. (Доповіді НАН України, 2019)
    The paper observes the similarity between the stochastic optimal control over discrete dynamical systems and the lear ning multilayer neural networks. It focuses on contemporary deep networks with nonconvex nonsmooth loss ...
  • Synthesis and evaluation of the antiviral activity of 2-(dichloromethyl)pyrazolo|1,5-a||1,3,5|triazines 
    Velihina, Ye.S.; Pil’o, S.G.; Zyabrev, V.S.; Brovarets, V.S. (Доповіді НАН України, 2019)
    It is found that N-(2,2-dichloro-1-cyanoethenyl)carboxamides react with 1H-pyrazol-5-amines in the presence of triethylamine to give 2-(dichloromethyl)pyrazolo[1,5-a][1,3,5]triazines. Apparently, this cyclocondensation ...
  • Technology for Deep Purification of Cesium iodide single Crystal Production Wastes from heavy metals 
    Grinyov, B.V.; Cherginets, V.L.; Rebrova, T.P.; Ponomarenko, N.V.; Varich, A.G.; Rebrov, A.L. (Наука та інновації, 2020)
    Introduction. The production of CsI-based scintillation crystals results in accumulation of wastes formed during the crystal growth and as a result of the mechanical treatment. Therefore, thorough purification from heavy ...
  • Tert-butyldioxophosphorane as metaphosphate analog 
    Kolodiazhna, A.O.; Grishkun, E.V.; Gudyma, A.O.; Kolodiazhna, O.O.; Sheiko, S.Yu.; Kolodiazhnyi, O.I. (Доповіді НАН України, 2018)
    The flash-vacuum thermolysis (FVT) of trimethylsilyl tert-butylhalogenophosphonates is performed in an attempt to generate tert-butyldioxophosphorane. The FVT proceeds with elimination of halogenotrimethylsilane to ...
  • The age of detrite zircon from metasedimentary rocks of the Ternuvate strata (West Azov block of the Ukrainian Shield) 
    Artemenko, G.V.; Shumlyanskyy, L.V.; Dovbysh, L.S. (Доповіді НАН України, 2023)
    The Ternuvate strata comprise metamorphic rocks that make up the Haichur arcuate structure, which is about 72 km long. Its western part lies within the Andriivka fault zone, which separates the Vovcha and Huliaipole blocks, ...
  • The Bateman–Luke variational formalism in a sloshing with rotational flows 
    Timokha, A.N. (Доповіді НАН України, 2016)
    Based on a presentation of the velocity field in terms of Clebsch potentials, the Bateman–Luke variational formalism is generalized for the sloshing of an ideal incompressible liquid with rotational flows.
  • The Bateman-type variational formalism for an acoustically-driven drop 
    Timokha, A.N. (Доповіді НАН України, 2023)
    By employing the Clebsch potentials, the Bateman-type variational formulation for a drop levitating in an acoustic field is proposed when both fluids, liquid drop and external ullage gas, are barotropic, inviscid, ...

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