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Перегляд Відділення фізики і астрономії за назвою

Репозиторій DSpace/Manakin

Перегляд Відділення фізики і астрономії за назвою

Сортувати за: Порядок: Результатів:

  • Switching phenomena in magnetic vortex dynamics 
    Gaididei, Y.B.; Kravchuk, V.P.; Mertens, F.G.; Sheka, D.D. (Физика низких температур, 2008)
    Amagnetic nanoparticle in a vortex state is a promising candidate for the information storage. One bit of information corresponds to the upward or downward magnetization of the vortex core (vortex polarity). Generic properties ...
  • Switching waves in asymmetric thyristor-like structures for incomplete gate turn off regime 
    Gribnikov, Z.S.; Gordion, I.M.; Mitin, V.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 1998)
    A stationary wave of switching is considered in an infinite thyristor-like structure (TLS).This wave is initiated by the controlling gate current which differs from a certain equilibrium current Jg0(j) providing a neutrally ...
  • Symmetries in the physics of strongly correlated electronic systems 
    Mancini, F.; Avella, A. (Condensed Matter Physics, 1998)
    Strongly correlated electron systems require the development of new theoretical schemes in order to describe their unusual and unexpected properties. The usual perturbation schemes are inadequate and new concepts ...
  • Symmetry in Single-Polarization Reflector Impulse Radiating Antennas 
    Baum, C.E. (Радиофизика и радиоастрономия, 2002)
    There are various construction details for reflector impulse-radiating antennas (IRAs) which limit the achievement of the ideal performance characteristics. Symmetry planes are important for polarization purity in the ...
  • Symmetry of induced polar states in noncentral crystals under inhomogeneous heating 
    Kosorotov, V.F.; Shchedrina, L.V. (Condensed Matter Physics, 2000)
    В роботі запропоновано використання зовнішньої векторної дії у вигляді просторово неоднорідного нагріву кристала як оригінального і перспективного методу створення нових фізичних властивостей у традиційних кристалах, ...
  • Synaptic transmission as a cooperative phenomenon in confined systems 
    Chalyi, A.V.; Vasilev, A.N.; Zaitseva, E.V. (Condensed Matter Physics, 2017)
    In this review paper, the theory of synaptic transmission (ST) was developed and discussed. We used the hypothesis of isomorphism between: (a) the cooperative behavior of mediators — acetylcholine molecules (ACh) and ...
  • Synchronization and anchoring of two non-harmonic canonical-dissipative oscillators via Smorodinsky-Winternitz potentials 
    Mongkolsakulvong, S.; Frank, T.D. (Condensed Matter Physics, 2017)
    Two non-harmonic canonical-dissipative limit cycle oscillators are considered that oscillate in one-dimensional Smorodinsky-Winternitz potentials. It is shown that the standard approach of the canonical-dissipative framework ...
  • Synchrotron-based far-infrared spectroscopy of nickel tungstate 
    Kalinko, A.; Kuzmin, A.; Roy, P.; Evarestov, R.A. (Физика низких температур, 2016)
    Monoclinic antiferromagnetic NiW ₄ was studied by far-infrared (30–600 cm−¹) absorption spectroscopy in the temperature range of 5–300 K using the synchrotron radiation from SOLEIL source. Two isomorphous CoWO₄ and ZnWO₄ ...
  • Synthesis and luminescent properties of SrTiO₃:Pr³⁺ phosphors prepared by sol-gel method 
    Marchylo, O.M.; Zavjalova, L.V.; Nakanishi, Y.; Kominami, H.; Hara, K.; Belyaev, A.E.; Svechnikov, G.S.; Fenenko, L.I.; Poludin, V.I. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2009)
    New red SrTiO₃:Pr³⁺ phosphor for the field emission displays application was prepared using the sol-gel method. The reaction between starting materials SrCl₂, Ti-(Oi-C₃H₇)₄ and PrCl₃ resulted in a mix of compounds ...
  • Synthesis and Magnetic Characteristics of N–Co Nanocomposites 
    Lisova, O.M.; Abramov, M.V.; Makhno, S.M.; Gorbyk, P.P. (Металлофизика и новейшие технологии, 2018)
    The single-domain nanoparticles of NiCo, NiCo on the surface of graphene (NiCo@GNP) and NiCo on the surface of silica dioxide (NiCo@SiO₂) are synthesized. Their crystalline structure, surface morphology and magnetic ...
  • Synthesis and properties of semiconductor solid solutions (inSb)₁₋x(CdTe)x 
    Venger, E.F.; Knorozok, L.M.; Melnichuk, L.Yu.; Melnichuk, O.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2006)
    We consider the growth technology and investigations of indium antimonide doped concurrently with acceptor (Сd) and donor (Те) impurities taken in equiatomic ratio. The optimal modes of single crystal synthesis and ...
  • Synthesis, crystal structure, electric and magnetic properties of new UNiSi₂ splat 
    Molčanová, Z.; Mihalik, M.; M. Mihalik Jr.; Rajňák, M.; Zentková, M.; Huráková, M.; Kavečanský, V.; Paukov, M.; Havela, L.; Cieslar, M.; Milianchuk, K. (Физика низких температур, 2017)
    We explored the crystal structure, magnetic and transport properties of UNiSi₂ material, which was prepared by rapid solidification—splat cooling. The UNiSi₂ splat is mostly single phase, the refinement of crystal structure ...
  • Synthesis of highly doped Nd:YAG powder by the SOL-GEL method 
    Hajiesmaeilbaigi, F.; Farmahini, M. F.; Hasani, J.B. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2005)
    The sol-gel method was used for synthesizing Nd:YAG powder. The process contains several steps, for example solving in acid, mixing, evaporation etc. The XRD analysis of prepared powder by sol-gel method showed that the ...
  • Synthesis of Mn²⁺-doped CdS nanoparticles covered with different adsorptive layers and their application as biosensors 
    Fediv, V.I.; Rudko, G.Yu.; Savchuk, A.I.; Gule, E.G.; Davydenko, I.S.; Olar, O.I.; Volkov, K.S. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2014)
    Colloidal CdS:Mn nanoparticles were synthesized in water solutions of the polymer polyvinyl-pyrrolidone (PVP), the surfactant cetyl-trimethyl-ammonium bromide (CTAB) and the mixture of PVP and CTAB. The sizes of nanoparticles ...
  • Synthesis of Palladium Nanoparticles by the Thermal Destruction of Pd(II) Solvate Complexes in Alcohols 
    Buryak, N.I.; Volkov, S.V. (Наносистеми, наноматеріали, нанотехнології, 2008)
    The composition and structure of Pd(II) solvate complexes in alcohols within the temperature range of 20—150°C are investigated by spectroscopic methods.
  • Synthesis of the WC and Mo₂C Carbides by Mechanical Alloying of Metal Powder and Carbon Nanotubes 
    Nakonechna, O.; Dashevskyi, M.; Belyavina, N. (Металлофизика и новейшие технологии, 2018)
    Nanoscale WC and Mo₂C carbides are synthesized from the elemental metal powder (with particle size of about 40 μμm; purity is not less than 99.6% wt.) and the carbon nanotubes (CNTs, with average diameter of 10–20 nm) by ...
  • Synthesis, recording and metrology of laser beams with phase singularities 
    Ivanovskyy, A.A.; Basistiy, I.V.; Soskin, M.S. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2003)
    The main task of the work was obtaining the high efficient diffraction elements to generate high quality laser beams with phase singularities. The method of recording such diffractive structures on the organic photoresist ...
  • Synthesis route and optical characterization of CdS:Mn/polyvinyl alcohol nanocomposite 
    Fediv, V.I.; Rudko, G.Yu.; Savchuk, A.I.; Gule, E.G.; Voloshchuk, A.G. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2012)
    CdS nanoparticles doped with Mn have been synthesized in aqueous solution by using polyvinyl alcohol (PVA) as a capping reagent. Influence of the polymer concentration on the size and concentration of the nanoparticles ...
  • Systems of particles with interaction and the cluster formation in condensed matter 
    Krasnoholovets, V.; Lev, B. (Condensed Matter Physics, 2003)
    We investigate the behaviour of a system of particles with the different character of interaction. The approach makes it possible to describe systems of interacting particles by statistical methods taking into account a ...
  • Szegö-Type Theorems for One-Dimensional Schrödinger Operator with Random Potential (Smooth Case) 
    Pastur, L.; Shcherbina, M. (Журнал математической физики, анализа, геометрии, 2018)
    The paper is a continuation of work [15] in which the general setting for analogs of the Szegö theorem for ergodic operators was given and several interesting cases were considered. Here we extend the results of [15] to a ...

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