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  • Second Order Symmetries of the Conformal Laplacian 
    Michel, J.P.; Radoux, F.; Šilhan, J. (Symmetry, Integrability and Geometry: Methods and Applications, 2014)
    Let (M,g) be an arbitrary pseudo-Riemannian manifold of dimension at least 3. We determine the form of all the conformal symmetries of the conformal (or Yamabe) Laplacian on (M,g), which are given by differential operators ...
  • Second-Sound Waves in Cryocrystals 
    Khodusov, V.D.; Blinkina, A.A. (Український фізичний журнал, 2010)
    The self-coordinated values of parameters of cryocrystals of orthodeuterium, parahydrogen, and neon (temperature, isotope concentrations, and the sizes of samples), which define the range of second-sound waves existence, ...
  • Sections of Angles and n-th Roots of Numbers 
    Heineken, H. (Український математичний журнал, 2002)
    It is known since Galois that an algebraic equation can be solved using suitable n-th roots whenever the corresponding Galois group is soluble. The object of this note is to construct real numbers with the use of the n-th ...
  • Secular behaviour of geomagnetic indices IHV, C9, aa since 1901 and presumed rising of solar open magnetic field flux 
    Kobylinski, Z.; Trebicka, R.; Izdebska, I. (Кинематика и физика небесных тел, 2005)
    We examine long-term series of IHV and C9 geomagnetic indices calculated from the data derived during the 20th century in St.-Petersburg, Pavlovsk, Swider, Cheltenham, Fredericksburg, Kakioka, and Honolulu in order to ...
  • Secular variation of the geomagnetic field in Europe for the 1985—2005 years 
    Maksymchuk, V.; Horodysky, Yu.; Marchenko, D. (Геофизический журнал, 2010)
  • Secular variations at Ukrainian magnetic observatories 
    Sumaruk, Yu. (Геофизический журнал, 2010)
  • Secular variations of the geomagnetic field and solar activity 
    Sumaruk, Yu.; Reda, J. (Геофизический журнал, 2011)
    Сделана попытка разделения вековых колебаний, создаваемых внешними источниками, по данным обсерваторий «Нурмиярви», «Лервик», «Ленинград», «Нимек», «Бельск», «Хартланд», «Киев», «Львов», «Шамбон-ля-Форет», «Одесса», ...
  • Security basic model for applied tasks of the distributed information system 
    Rodin, Y.S.; Sinitsyn, I.P. (Проблеми програмування, 2021)
    The tasks of modelling and the components of the basic model of applied task protection of a distributed information system have been considered. The measurement and relationship of security parameters, protection, new and ...
  • Security of Poseidon hash function against non-binary differential and linear attacks 
    Kovalchuk, L.; Oliynykov, R.; Rodinko, M. (Кібернетика та системний аналіз, 2021)
    In this work we build the security estimations of Poseidon hash function against non-binary linear and differential attacks. We adduce the general parameters for the Poseidon hash function that allow using this hash function ...
  • Security of seafarers in the maritime labour convention, 2006 ILO (MLC) 
    D. Raul Garcia Bercedo; Amaia Castaсos Urkullu; Irwin Purnawarman (Актуальні проблеми транспортної медицини, 2011)
    In the year 2010 which marks the year of seafarers, Spain has ratified the Maritime Labour Convention, 2006 of the International Labour Organization. Becoming the first EU member to ratify. This important Maritime Labour ...
  • Sedimentation Influence on Magnetorheological Brake Torque Moment 
    Vėžys, J.; Mažika, D.; Kandrotaitė-Janutienė, R.; Dragašius, E.; Kilikevičius, A.; Korobko, E.V. (Проблемы прочности, 2018)
    The aim of our research was to determine how sedimentation in magnetorheological fluid influences torque moment of a magnetorheological brake. Five different magnetorheological fluids (MRF-140CG, MRF-122EG, from Lord ...
  • Seebeck’s effect in p-SiGe whisker samples 
    Dolgolenko, A.P.; Druzhinin, A.A.; Karpenko, A.Ya.; Nichkalo, S.I.; Ostrovsky, I.P.; Litovchenko, P.G.; Litovchenko, A.P. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2011)
    p-SiGe whisker samples with a diameter of ~40 μm, grown by chemical precipitation from the vapor phase, have been investigated. Temperature dependences of the thermal e.m.f. and conductivity within the temperature interval ...
  • Seed interferon imbibition leads seedling growth enhancement accompanying by increase in superoxide dismutase activity 
    Sakhno, L.O. (Фактори експериментальної еволюції організмів, 2014)
    Aim. We studied canola (Brassica napus cv Lega) in vitro seedling growth after seed imbibition by human recombinant interferon alpha 2b (INF) produced in bacteria. Methods. Germination, seedling fresh weight (FW), total ...
  • Segmentation algorithms of biomedical images: development and quantitative evaluation 
    Berezsky, O.; Batko, Yu.; Melnyk, G.; Verbovyy, S.; Pitsun, O. (Штучний інтелект, 2016)
    The article presents the comparative analysis of the biomedical image segmentation methods. The work discusses segmentation methods on the basis of previous labeling and spatial moments. The experimental results show that ...
  • Segmentation of the Experimental Curves as the Implementation of Unknown Piecewise Smooth Function 
    Kalmykov, V.G.; Sharypanov, A.V. (Управляющие системы и машины, 2018)
    While processing (e.g. spline approximation) of experimental curves that supposed to be implementations of piecewise smooth functions distorted by noise, the task of determining the boundary points of the pieces arises. A ...
  • Seismic Effects in F2 Region Related to Electron Temperature 
    Sharma, A.K.; Patil, A.V.; Bhonsle, R.V.; Vhatkar, R.S.; Subrahmanyam, P. (Геофизический журнал, 2011)
    Исследовано влияние землетрясений в ионосферном диапазоне F2 с использованием данных индийского спутника SROSS-C2 о космической электронной температуре вокруг Индийского сектора в диапазонах 0—34° N и 40—100° E за период ...
  • Seismic structure of the upper mantle and problems of geodynamics 
    Pavlenkova, N.; Pavlenkova, G. (Геофизический журнал, 2010)
  • Selecting model for treatmentof oily wastewater by MF-PAC hybrid process using mullite-alumina ceramic membranes 
    Mohsen Abbasi; Aboozar Taheri (Химия и технология воды, 2016)
    Hermia’s models for cross flow filtration were used to investigate the fouling mechanisms of mullite-alumina ceramic membranes in treatment of oily wastewaters in a hybrid microfiltration-powdered activated carbon process ...
  • Selection and results of the aberration computation and peculiarities of polarizing effect compensation in double UV monochromators for satellite-borne UV ozonometers 
    Vashchenko, V.; Loza, A.; Patlashenko, Zh. (Functional Materials, 2004)
    Results of calculations are presented for optical-mechanical peculiarities of the doub le diffraction monochromator arrangement with dispersion subtraction based on spherical diffraction gratings for remote probing of the ...
  • Selection criteria for materials to be applied in cryogenic precision equipment engineering 
    Bosin, M.E.; Lavrentyev, F.F.; Nikiforenko, V.N.; Solodilov, S.A. (Functional Materials, 2006)
    Experimental data on temperature effects on the Maksutov coefficient being a preliminary criterion of the material suitability for astro-mirror manufacturing have been summarized for materials of promise for cryogenic ...