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Перегляд Functional Materials, 2006, № 1 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Functional Materials, 2006, № 1 за датою випуску

Сортувати за: Порядок: Результатів:

  • Investigation of the material fragmentation model with the uniform scale subdivision energy distribution 
    Brodskii, R.E.; Virchenko, Yu.P. (Functional Materials, 2006)
    Using the probabilistic Kolmogorov approach for the description of the material fragmentation process, it is shown that in the typical physical situation when the intensity energy inflow in the system is constant the ...
  • On thermodynamic approach to the problem of solidification of a diluted binary melt 
    Kanischev, V.N. (Functional Materials, 2006)
    An approach to the problem of mass transfer in a solidifying binary melt is considered based on the principle of the least energy dissipation. A simple example has been presented demonstrating the good prospects of that ...
  • Calculation of fracture toughness for a biphase ceramic material 
    Popov, O.Yu.; Kazo, I.F.; Makara, V.A. (Functional Materials, 2006)
    А model for biphase ceramic material fracture toughness prognosis is proposed based on the estimation of influence of second phase mechanical properties and grain size and taking into account the possibility of rounding ...
  • Microhardness of Cd₁-ₓMnₓTe solid solutions 
    Dremlyuzhenko, S.G.; Zakharuk, Z.I.; Rybak, E.V.; Yuriychuk, I.M.; Gorbunov, V.V. (Functional Materials, 2006)
    The distribution coefficient of Mn (kₛ) in Cd₁-ₓMnₓТе (0.02 ≤ х ≤ 0.55) solid solutions crystals grown by Bridgman technique has been determined using the radioisotope method. Microhardness of Cd₁-ₓMnₓТе solid solutions ...
  • A possible reason for non-proportionality of response in NaI:Tl and CsI:Tl scintillation crystals 
    Kudin, A.M.; Grinyov, B.V.; Gres', V.Yu.; Mitichkin, A.I. (Functional Materials, 2006)
    It is known that the light yield L is not proportional to energy Е for many scintillation materials under excitation by external γ-rays. In contrast, L is proportional to Е for internal radiation sources. In this work, ...
  • Wettability of sapphire 
    Voloshyn, O.V.; Kononenko, V.I.; Lytvynov, L.A.; Sevidova, E.K. (Functional Materials, 2006)
    Presented are the study results of wetting of main crystallographic surfaces of sapphire with water and glycerin by measuring the wetting angle of a rest drop. It is shown that, depending on the surface function of a ...
  • Kinetic parameters of charge carrier traps in magnesium-aluminum spinel crystals after X-ray and UV irradiation 
    Kobyakov, V.A.; Volokitin, V.N.; Shevtsova, D.N.; Lytvynov, L.A. (Functional Materials, 2006)
    Thermoluminescence (TL) of non-stoichiometric MgO‧2.5Аl₂O₃ spinel single crystals in the green emission range after X-ray and UV irradiation has been studied. The TL maximum at 420 К emitted within that spectral region ...
  • Recombination parameters of point defects in dislocation-free silicon single crystals 
    Talanin, V.I.; Talanin, I.E. (Functional Materials, 2006)
    The recombination parameters of the point defects dynamics (recombination barrier, recombination time, recombination factor) at high and low temperatures are discussed proceeding from the heterogeneous mechanism of grown-in ...
  • Dielectric inhomogeneities in CdZnTe crystals 
    Gerasimenko, A.S.; Komar, V.K.; Migal, V.P.; Sulima, S.V.; Phomin, A.S. (Functional Materials, 2006)
    It has been shown that the character of CdZnTe crуstal dielectric constant dependence on coordinate (that can be revealed bу considering the dε'/dx = f(x) function) maу be defined not onlу bу the distribution of structure ...
  • Influence of impurity on electronic transition in coherent-strained quantum dot 
    Dan'kiv, O.O.; Peleshchak, R.M. (Functional Materials, 2006)
    The influence of impurity on energy breadth of an optical gap for quantum dot is studied within the framework of deformation potential model. It is established that with size increase of a quantum dot with an ionization ...
  • Thermostimulated luminescence of SrB₄O₇:Eu²⁺ single crystals 
    Yavetskiy, R.P.; Dolzhenkova, E.F.; Tolmachev, A.V.; Parkhomenko, S.V.; Baumer, V.N. (Functional Materials, 2006)
    Thermallystimulated luminescence (TSL) of SrB₄О₇:Eu²⁺ single crystals irradiated with у and X-ray quanta has been studied for the first time and compared with that of SrB₄О₇ crystals. The induced optical absorption in ...
  • Strain relaxation in thin Si₁-ₓ-yGeₓCy layers on Si substrates 
    Valakh, M.Ya.; Gamov, D.V.; Dzhagan, V.M.; Lytvyn, O.S.; Melnik, V.P.; Romanjuk, B.M.; Popov, V.G.; Yukhymchuk, V.O. (Functional Materials, 2006)
    The possibility to obtain a heterosystem consisting of the upper partially strained and lower relaxed layers by gradient in situ doping of SiGe layers with carbon is considered. The properties of the as-grown and annealed ...
  • Effect of pressure on intersystem transitions in aromatic amine molecules 
    Skrishevsky, Yu.A.; Vakhnin, A.Yu.; Skrishevsky, V.A.; Gavrilchenko, I.V.; Tretyak, O.V. (Functional Materials, 2006)
    Luminescence spectra of carbazole, diphenylamine, tri-p-tolylamine and N,N'-diphenyl- N,N'-bis(3-methylphenyl)-(1,1'-diphenyl)-4,4'-diamine solutions in toluene and various polymer matrices have been studied ...
  • Effect of twin boundaries on scattering processes of normal and fluctuating carriers in YBa₂Cu₃O₇₋δ single crystals 
    Obolensky, M.A.; Vovk, R.V.; Bondarenko, A.V. (Functional Materials, 2006)
    Effect of twin boundaries on the normal and fluctuating conductivity of YBaCuO single crystals has been studied. The temperature dependence of the excess conductivity has been shown to be described satisfactorily by the ...
  • Diffusion and following isothermal desorption of impurity and matrix atoms out of sapphire and its melt 
    Katrich, N.P.; Budnikov, A.T.; Krivonogov, S.I.; Miroshnikov, Yu.P. (Functional Materials, 2006)
    Isotermal desorption of impurity matrix atoms (as CO, CO₂, H₂, H₂O) out os sapphire bulk has been studied. A theoretical model has been proposed for diffusion mechanism of the atoms included in gas-vacancy complexes 2Vᶦ-Mᶦ ...
  • Optimization of the ITO frontal electrodes for flexible CdTe thin film solar cells 
    Khrypunov, G.S. (Functional Materials, 2006)
    The optimization of the ITO frontal electrodes for flexible solar сells on CdTe base was carried out by annealing in air at 430℃. It has been shown, that for "superstrate" ITO/CdS/CdTe/Cu/Au solar cells, the preliminary ...
  • Multiple noncritical phase-matchings in biaxial KTP crystal 
    Zadorozhnii, V.I.; Kornienko, M.E.; Sidenko, T.S. (Functional Materials, 2006)
    А general approach is developed and conditions of noncritical phase matchings (РМ) of different multiplicity for the sum frequency generation process are analyzed taking a biaxial КТР crystal as an example. The approach ...
  • Structure changes in nickel on silicon nano-layers under vacuum ultraviolet irradiation 
    Mikhailov, I.F.; Borisova, S.S.; Fomina, L.P.; Malykhin, S.V.; Babenko, I.N. (Functional Materials, 2006)
    The structure changes in nickel-on-silicon systems due to vacuum ultraviolet irradiation (VUV) have been studied using the X-ray reflectometry. An ultra-thin (1 to 2 nm) layer (of the density ρ = 3.2 to 3.4 g/cm³ at VUV ...
  • Mα X-ray emission spectrum of multi-ionized Au atoms 
    Borovoy, M.O.; Ischenko, R.M.; Shiyanovskiy, V.I. (Functional Materials, 2006)
    А model of Mα X-ray emission has been proposed taking into account the main vacancy generation and migration channels within the M shell. Equation have been derived allowing the relative intensity calculation of Mα ...
  • Growing of Sm³⁺ doped polycrystalline calcium fluorapatite from aqueous solutions 
    Babayevskaya, N.V.; Savin, Yu.N.; Tolmachev, A.V. (Functional Materials, 2006)
    Polycrystalline samples of Са₁₀(РО₄)₆F₂ (calcium fluor-apatite, FAP) and of Sm³⁺ doped FAP have been obtained by precipitation from aqueous solutions. The optimum conditions to obtain single-phase polycrystalline ...

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