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  • Extension of the Sp(2,C) group for description of a three-body system 
    Yaroshenko, A.P.; Uvarov, I.V. (Вопросы атомной науки и техники, 2012)
    We propose a new approach to the three-body problem that is based on the extension of the Sp(2,C) group, which is the universal covering group for the Lorentz group, to the Sp(4,C) one. Angular momenta of the particles in ...
  • Extension Phenomena for Holomorphic Geometric Structures 
    McKay, B. (Symmetry, Integrability and Geometry: Methods and Applications, 2009)
    The most commonly encountered types of complex analytic G-structures and Cartan geometries cannot have singularities of complex codimension 2 or more.
  • Extensometric researches in Ukraine: methods, instruments, results 
    Nazarevych, A.; Nazarevych, L.; Nasonkin, V.; Boborykina, O. (Геофизический журнал, 2010)
  • Exterior Differential Systems for Yang-Mills Theories 
    Estabrook, F.B. (Symmetry, Integrability and Geometry: Methods and Applications, 2008)
    Exterior differential systems are given, and their Cartan characters calculated, for Maxwell and SU(2)-Yang-Mills equations in dimensions from three to six.
  • External beam radiotherapy facilities in Ukraine. Trends and challenges 
    Starenkiy, V.P.; Petrichenko, O.O.; Averyanova, L.O. (Вопросы атомной науки и техники, 2017)
    The most important aspects of technological support of the radiation therapy of Ukraine are considered in accordance with the requirements of the IAEA. The reasons that influence the availability of radiotherapy for cancer ...
  • External cost as an indicator for sustainable electricity generation system 
    Matsuki, Y.; Brondzia, О.; Maslukivska, O. (Системні дослідження та інформаційні технології, 2010)
    This research applies the Impact Pathway Approach [1] for identifying the external cost for the fossil-fuel electricity production in Ukraine. Using the SimPact Computer Code and Willingness to Pay survey, it calculates ...
  • External Ellipsoidal Harmonics for the Dunkl-Laplacian 
    Volkmer, H. (Symmetry, Integrability and Geometry: Methods and Applications, 2008)
    The paper introduces external ellipsoidal and external sphero-conal h-harmonics for the Dunkl-Laplacian. These external h-harmonics admit integral representations, and they are connected by a formula of Niven's type.
  • External field effect on the anisotropy of dielectric permeability of KH₂PO₄ and NaKC₄H4O₆· 4H₂O crystals under high pressure 
    Slivka, A.G.; Kedyulich, V.M.; Guyvan, H.M. (Condensed Matter Physics, 2008)
    Experimental studies of the effect of temperature, external pressure and electric eld on the anisotropy of dielectric permeability of KH₂PO₄ and NaKC₄H4O₆· 4H₂O crystals are performed. The experimental data on the effect ...
  • External impacts on SiC nanostructures in pure and lightly doped silicon carbide crystals 
    Vlaskina, S.I.; Mishinova, G.N.; Vlaskin, V.I.; Rodionov, V.E.; Svechnikov, G.S. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2015)
    Influence of plastic deformation and high-temperature annealing (T = 2100 °C, t = 1 h) on SiC crystals with grown polytypic junctions demonstrating SF and DL spectra have been presented. SF-i and DL-i type luminescence are ...
  • External injection into JINR phasotron – computer simulation III 
    Onischenko, L.M.; Samsonov, E.V. (Вопросы атомной науки и техники, 2001)
    Computer simulation of the beam dynamics is reported for the external injection into the JINR Phasotron of the preliminary bunched 5 Mev beam. The capture efficiency is found to be 65.5% and not too much dependent on the ...
  • External injection into the JINR phasotron. Computer simulation of the beam dynamics taking into account the space charge 
    Onischenko, L.M.; Samsonov, E.V. (Вопросы атомной науки и техники, 2004)
    A project of increasing the beam intensity of the 660 MeV JINR proton Phasotron up to 50 µA by an external injection of the H− beam with energy of 5 MeV is now under design. Computer simulation of the beam dynamics ...
  • Externally excited MILO 
    Gorban’, А.М.; Lonin, Yu.F. (Вопросы атомной науки и техники, 2013)
    The numerical simulation method was applied to investigate the possibility of controlling the electromagnetic radiation from MILO-type devices using the external excitation by the signal with given characteristics. For ...
  • External Morphology of the Eggs of Some Lappet Moths (Lepidoptera, Lasiocampidae) 
    Долинская, И.В.; Плющ, И.Г. (Вестник зоологии, 2000)
    Eggs of 9 species belonging to 5 genera of Lasiocampidae were examined with the use of scanning electron microscopy. Descriptions and comparative morphological analysis are provided for all these species. As a result, all ...
  • External Stress Effect on Microstructure and Transformation Plasticity of Hot Work Tool Steel during Quenching 
    Janutienë, R.K.; Dièkuvienë, R.K. (Проблемы прочности, 2015)
    Исследуется изменение пластичности и микроструктуры жаропрочной инструментальной стали при мартенситном превращении. Образцы подвергались аустенитизации и закалке на воздухе. В процессе охлаждения их нагружали статическим ...
  • Extracellular acidity as favouring factor of tumor progression and metastatic dissemination 
    Calorini, L.; Peppichelli, S.; Bianchini, F. (Experimental Oncology, 2012)
    The bidirectional interactions between tumor cells and the so-called “host reactive stroma” play a critical role in most of the events characterizing tumor progression and distant organ colonization. This review discusses ...
  • Extracellular annexins in hemostasis system 
    Zhernossekov, D.D.; Roka-Moiia, Y.M.; Grinenko, T.V. (Вiopolymers and Cell, 2016)
    Annexins are calcium-binding proteins that interact with cellular membranes due to their ability to bind phospholipids. The structural and functional peculiarities of these proteins have been described. Being cytosolic ...
  • Extracting of rare earth metals from secondary raw materials 
    Kolobov, G.; Pavlov, V.; Pecherytsya, K.; Moseiko, Yu.; Lichkonenko, N.; Prochorova, А. (Вопросы атомной науки и техники, 2019)
    A review of new publications on rare earth extraction technologies from various types of secondary raw materials: permanent magnet scrap made of Nd₂Fe₁₄B alloy and nickel-metal hydride batteries, spent catalysts, electronics ...
  • Extracting structure from text documents based on machine learning 
    Kudim, K.A.; Proskudina, G.Yu. (Проблеми програмування, 2022)
    This study is devoted to a method that facilitates the task of extracting structure from the text documents using an artificial neural network. The method consists of data preparation, building and training the model and ...
  • Extracting Synchronization-free Slices in Perfectly Nested Loops 
    Bielecki, W.; Siedlecki, K. (Электронное моделирование, 2007)
    An algorithm, permitting us to extract iterations belonging to synchronization-free slices and to generate code enumerating sources of such slices and iterations of each slice in lexicographical order is presented. ...
  • Extraction of charges from beneath the surface of liquid hydrogen 
    Levchenko, A.A.; Mezhov-Deglin, L.P. (Физика низких температур, 1996)
    Experimental results are presented which confirm the existence of electron bubbles in liquid hydrogen. The effective values of the barrier preventing the glectron to escape from the liquid into the gas and the electron ...