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  • A synchrotron radiation study of high-lying excited states of matrix-isolated atomic magnesium 
    Kerins, Paul; Healy, Brendan; McCaffrey, John G. (Физика низких температур, 2000)
    Previous steady-state and time-resolved luminescence spectroscopy of 3p ¹P₁ atomic magnesium, isolated in thin film samples of the solid rare gases, has been extended to include the higher energy 4p ¹P₁ excitation. Well ...
  • A Systematic Approach to the Development of Basic Models of the Behavior of Business Entities and its Harmonization 
    Mykytenko, V.; Chuprina, M.; Serhiienko, S. (Економічний вісник Донбасу, 2022)
    The authors have formed and substantiated the basic models of behavior of a plurality of business entities, presented in the form of combined conceptual and analytical model solutions, taking into account both a clear ...
  • A system for polymer film irradiation with heavy ions accelerated to the energy of 1 MeV/u 
    Bomko, V.A.; Bryk, M.T.; Dyachenko, A.F.; Zabotin, A.V.; Zajtsev, B.V.; Zhuk, V.V.; Zhuravlev, V.G.; Kobets, A.F.; Kravchenko, A.I.; Lesnykh, M.S.; Reshetnikov, V.N. (Вопросы атомной науки и техники, 2006)
    At the Kharkov heavy ion linear accelerator MILAC experimental investigations on irradiation polymer films with heavy ion beams are carried out with the aim of obtaining track-etched membranes. Presently, the MILAC ...
  • A system for sorting radioactive waste of the Chernobyl exclusion zone 
    Slabospitzkij, R.P.; Ganenko, V.B.; Bukov, V.T.; Savchuk, O.G.; Selukova, V.V.; Batij, V.G.; Kouzmenko, V.O.; Stoyanov, V.I. (Вопросы атомной науки и техники, 2001)
    This work is extending the research started in 1998, which are directed on development of a Chernobyl origin radioactive waste sorting system. In this paper the principal scheme and possible engineering solutions of the ...
  • A System of Multivariable Krawtchouk Polynomials and a Probabilistic Application 
    Grünbaum, F.A.; Rahman, M. (Symmetry, Integrability and Geometry: Methods and Applications, 2011)
    The one variable Krawtchouk polynomials, a special case of the ₂F₁ function did appear in the spectral representation of the transition kernel for a Markov chain studied a long time ago by M. Hoare and M. Rahman. A ...
  • A tabu search approach to the jump number problem 
    Krysztowiak, P.; Sysło, M.M. (Algebra and Discrete Mathematics, 2015)
    We consider algorithmics for the jump numberproblem, which is to generate a linear extension of a given poset,minimizing the number of incomparable adjacent pairs. Since thisproblem is NP-hard on interval orders and open ...
  • A tabu search approach to the jump number problem 
    Krysztowiak, P.; Sysło, M.M. (Algebra and Discrete Mathematics, 2015)
    We consider algorithmics for the jump number problem, which is to generate a linear extension of a given poset, minimizing the number of incomparable adjacent pairs. Since this problem is NP-hard on interval orders and ...
  • At a crossroads of cancer risk and aging: the role of telomeres 
    Gerashchenko, B.I. (Experimental Oncology, 2010)
    The risk of overall cancer inevitably increases with advancing age. The cancer incidence rate is not constant within the human life span (it exponentially increases with advancing age). Aging itself is a complex biological ...
  • Atarctic herb tundra colonization zones in the context of ecological gradient of glacial retreat 
    Parnikoza, I.Yu.; Inozemtseva, D.M.; Tyschenko, O.V.; Mustafa, O.; Kozeretska, I.A. (2008)
    Досліджено залежність поширення антарктичної тундри в градієнті екологічних умов, який сформувався у процесі відступу льодовиків. Протягом 30-ї польської та 10-ї української експедицій, з 09,11,2005 по 09,02,2006 р., ...
  • A technique for the selective detection of neutrons in geological applications 
    Baker, J.H.; Galunov, N.Z.; Kostin, V.G.; Martynenko, E.V.; Tarasenko, O.A. (Вопросы атомной науки и техники, 2007)
    We present a new, combined technique for the detection of fast and thermal neutrons in the presence of accompanying gamma radiation, for geological and radioecological applications. To separate the slow neutron pulses and ...
  • A Theoretical and Experimental Analysis of Rotary Compression of Hollow Forgings Formed Over a Mandrel 
    Tomczak, J.; Pater, Z.; Bulza, T. (Проблемы прочности, 2017)
    The paper presents selected results of studies of the process of forming hollow stepped shaft forgings by rotary compression with rotary tools. The aim of the study was to determine whether rotary compression could be ...
  • A theoretical model for calculation of biphase composite failure energy 
    Popov, A.Yu.; Kazo, I.F.; Makara, V.A. (Functional Materials, 2005)
    А conjunction of two approaches to the estimation of composite material strength characteristics is reported. The first approach is based on taking into account the influence of crack front bending between two stoppers ...
  • A theoretical model for exciton binding energies in rectangular and parabolic spherical finite quantum dots 
    Taqi, A.; Diouri, J. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2012)
    . Using the variational method in real space and the effective-mass theory, we present quite an advanced semi-analytic approach susceptible for calculating the binding energy Eb of Wannier excitons in semiconductor quantum ...
  • A theoretical study of surface localized modes in free space 
    Moiseenko, V.Е.; Kovtun, A.P (Вопросы атомной науки и техники, 2011)
    The azimuthally symmetrical surface localized modes in free space are analyzed. In the geometry aligned to the wave-field localization surface, a combination of WKB eikonal with the exponential- polynomial series is used ...
  • A theory of superconductivity in cuprates 
    Plakida, N.M. (Condensed Matter Physics, 2005)
    A microscopic theory of superconducting pairing mediated by antiferromagnetic (AFM) exchange and spin-fluctuations is developed within the effective p − d Hubbard model for the CuO₂ plane. It is proved that retardation ...
  • Atlas of the Antarctic deep structure with the gravimetric tomography 
    Greku, R.Kh.; Gozhik, P.F.; Litvinov, V.A.; Usenko, V.P.; Greku, T.R. (Український антарктичний журнал, 2009)
    The Atlas contains results of a deep structure modeling of the Antarctic and the South Ocean regions. Initial data are spherical harmonics of the EGM96 global geoid model. Dense heterogeneities are calculated using the ...
  • A T-matrix many-particle theory for coherently coupled superlattice optics 
    Schmielau, T.; Pereira Jr., M.F.; Henneberger, K. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2004)
    The high- order Coulomb correlations described by T-matrix diagrams in both carrier occupation and polarization functions are studied here with a Keldysh- Green’s Functions formalism. Numerical applications for low dimensional ...
  • Atmospheric DBD discharge modification of polyester fabric 
    Klenko, Y.; Pichal, J.; Aubrecht, L. (Вопросы атомной науки и техники, 2006)
    This paper is focused on a study of treatment of polyester fabric by an atmospheric dielectric barrier discharge (DBD). The experiment has been done in air pumping regime. Modification efficiency was analyzed by a drop ...
  • Atmospheric effects on measurements of distance to Earth artificial satellites 
    Kablak, N.; Klimyk, V.; Shvalagin, I.; Kablak, U. (Кинематика и физика небесных тел, 2005)
    This paper is devoted to the problem of accuracy increasing in allowing for Earth’s atmosphere influences on results of daily ranging observations of the Earth artificial satellites (ASE). Atmosphere delays and their ...
  • Atmospheric limitations to astrometric detection of extra-solar planets with very large telescopes 
    Lazorenko, P. (Кинематика и физика небесных тел, 2005)
    The report describes a new effective technique of atmospheric image motion suppression for observations with large ground-based one-aperture telescopes. The method is based on the use of an enhanced symmetrization of star ...