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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:

  • Hydrodynamic states of phonons in insulators 
    Sokolovsky, S.A. (Condensed Matter Physics, 2012)
    The Chapman-Enskog method is generalized for accounting the effect of kinetic modes on hydrodynamic evolution. Hydrodynamic states of phonon system of insulators have been studied in a small drift velocity approximation. ...
  • Hydrodynamic theory of magnets with strong exchange interaction 
    Isayev, A. A.; Kovalevsky, M.Yu.; Peletminsky, S.V. (Физика низких температур, 1997)
    A microscopic approach to the description of multisublattice magnets with strong exchange interaction is proposed. Low-frequency dynamics of such magnets is characterized by the appearance of an additional dynamical variable, ...
  • Hydrogen at extreme pressures (Review Article) 
    Goncharov, Alexander F.; Howie, Ross T.; Gregoryanz, Eugene (Физика низких температур, 2013)
    Here we review recent experimental and theoretical studies of hydrogen approaching metallization regime. Ex-perimental techniques have made great advances over the last several years making it possible to reach previously ...
  • Hydrogen gettering in annealed oxygen-implanted silicon 
    Misiuk, A.; Barcz, A.; Ulyashin, A.; Antonova, I.V.; Prujszczyk, M. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2010)
    Hydrogen gettering by buried layers formed in oxygen-implanted silicon (Si:O prepared by O²⁺ implantation at the energy 200 keV and doses 10¹⁴ and 10¹⁷ cm⁻²) was investigated after annealing of Si:O at temperatures up ...
  • Hydrogen Grain Boundary Segregation and Migration in the Alpha-Iron 
    Gavriljuk, V.G.; Teus, S.M. (Металлофизика и новейшие технологии, 2017)
    Based on the difference in diffusion mechanisms of substitutional and interstitial atoms and using molecular dynamics simulation of hydrogen migration, it is shown that accelerated hydrogen flux in the polycrystalline iron ...
  • Hydrogenic impurity in a bilayer spherical quantum dot 
    Boichuk, V.I.; Bilynskyi, I.V.; Leshko, R.Ya. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2009)
    In the work, on the basis of the exact solution of the Poisson equation for a bilayer quantum dot with a positively charged donor ion in its centre, determined is the potential energy of interaction of this impurity ion ...
  • Hydrogen-Induced Effects in Annealed and Prestrained 316L-Type Stainless Steel Studied by Mechanical Spectroscopy 
    Shyvaniuk, V.M. (Металлофизика и новейшие технологии, 2014)
    Annealed and tensile prestrained 316L-type stainless steel is studied by internal friction (IF) method. Low-frequency forced-vibration measurements of IF are carried out in the temperature range of 130—500 K before and ...
  • Hydrogen in Nickel: Hydride or Miscibility Gap? 
    Movchan, D.N.; Teus, S.M.; Mogilny, G.S.; Gavriljuk, V.G. (Металлофизика и новейшие технологии, 2013)
    Using low temperature X-ray diffraction, the phase transformations in the hydrogen-saturated nickel are studied. At the hydrogen degassing, its content in nickel decreases down to H/M ratio of about 0.65. The further ...
  • Hydrogen Mobility and Its Interaction with Dislocations in Nickel-Based Inconel 718 Alloy 
    Teus, S.M. (Металлофизика и новейшие технологии, 2017)
    The hydrogen effects in the nickel-based alloy Inconel 718 are studied using the mechanical spectroscopy and mechanical tests. The enthalpies of hydrogen-atoms’ migration and hydrogen–dislocations binding as well as the ...
  • Hydrogen plasma treatment of silicon thin-film structures and nanostructured layers 
    Nazarov, A.N.; Lysenko, V.S.; Nazarova, T.M. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2008)
    The review concentrates on the analysis of the RF hydrogen plasma effect on thin-film metal-dioxide-silicon and silicon-dioxide silicon structures which are a modern basis of micro- and nanoelectronics. The especial ...
  • Hydrogen Sorption Properties of Ti₀,₄₇₅Zr₀,₃Mn₀,₂₂₅ Eutectic Alloy Alloyed with 2 at.% and 5 at.% of Vanadium 
    Ivanchenko, V.G.; Dekhtyarenko, V.A.; Pryadko, T.V. (Металлофизика и новейшие технологии, 2015)
    Sorption properties and kinetic parameters of hydrogenating and dehydrogenating processes of Ti₀,₄₇₅Zr₀,₃Mn₀,₂₂₅ eutectic alloy, in which partial substitution of each of its component with 2% and 5% of vanadium is performed, ...
  • Hydrothermal synthesis and properties of titania nanotubes doped with Fe, Ni, Zn, Cd, Mn 
    Kulish, M.R.; Struzhko, V.L.; Bryksa, V.P.; Murashko, A.V.; Il’in, V.G. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2011)
    Fe/TiO₂, Mn/TiO₂, Zn/TiO₂, Cd/TiO₂, Ni/TiO₂ titania nanotubes were synthesized by the method of direct hydrothermal synthesis. Their properties have been investigated using X-ray phase analysis and X-ray fluorescent analysis, ...
  • Hyers-Ulam Stability of Ternary (σ, t, ξ)-Derivations on C*-Ternary Algebras 
    Gordji, M.E.; Farrokhzad, R.; Hosseinioun, S.A.R. (Журнал математической физики, анализа, геометрии, 2012)
  • Hyperfine-driven persistent currents in mesoscopic rings based on a 2D electron gas with Rashba spin-orbit interaction 
    Cherkaskiy, V.A.; Shevchenko, S.N.; Rozhavsky, A.S.; Vagner, I.D. (Физика низких температур, 1999)
    We present a detailed theory of induced persistent current (PC) produced by hyperfine interaction in mesoscopic rings based on a 2 D electron (hole) gas in the absence of external magnetic field. PC emerges due to combined ...
  • Hyperfine-interaction-driven Aharonov-Bohm effect in mesoscopic rings 
    Vagner, I.D.; Wyder, P.; Rozhavsky, A.S. (Физика низких температур, 1997)
    It is shown qualitatively that lifting of the electron spin degeneracy by a hyperfine field, which is generated by a nonequilibrium nuclear spin distribution, and breaking of the left-right symmetry by the spin-orbit ...
  • Hypersurfaces with Lr-Pointwise 1-Type Gauss Map 
    Akram Mohammadpouri (Журнал математической физики, анализа, геометрии, 2018)
    In this paper, we study hypersurfaces in Еⁿ⁺¹ whose Gauss map G satisfies the equation LrG = f(G + C) for a smooth function f and a constant vector C, where Lr is the linearized operator of the (r+1)-st mean curvature of ...
  • Hysteresis Phenomena and Their Modelling in Martensitic Transformation Thermodynamics 
    Likhachev, O.A.; Koval, Yu.M. (Успехи физики металлов, 2015)
    In the present review paper, we show that a successful description of the irreversible evolution of macroscopic variables during the martensitic transformations caused by hysteresis is possible with using a special type ...
  • Hysteretic phenomena and switching effects under phase transitions in external field 
    Stefanovich, L.I. (Физика низких температур, 1999)
    The field dependence of the order parameter is investigated theoretically, using a statistical approach within the framework of the Ginzburg-Landau model with respect to the ferroelectric phase transition. It is found that, ...
  • Hysteretic phenomena in Xe-doped C₆₀ from x-ray diffraction 
    Prokhvatilov, A.I.; Galtsov, N.N.; Legchenkova, I.V.; Strzhemechny, M.A.; Cassidy, D.; Gadd, G.E.; Moricca, S.; Sundqvist, B.; Aksenova, N.A. (Физика низких температур, 2005)
    Polycrystalline fullerite С₆₀ intercalated with Xe atoms at 575 K and a pressure of 200 MPa was studied by powder x-ray diffraction. The integrated intensities of a few brighter reflections have been utilized to evaluate ...
  • Hα star formation rates for a sample of star-forming galaxies from SDSS (DR1) 
    Izotova, I.Y.; Parnovsky, S.L.; Izotov, Y.I. (Кинематика и физика небесных тел, 2005)
    A study of current star formation rates (SFRs) derived from Hα emission of ionized hydrogen for 1305 star-forming galaxies from the Sloan Digital Sky Survey (Data Release 1) is carried out. Current SFRs are derived from ...

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