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Перегляд Functional Materials, 2008, том 15 за назвою

Репозиторій DSpace/Manakin

Перегляд Functional Materials, 2008, том 15 за назвою

Сортувати за: Порядок: Результатів:

  • Study of nanostructured layers of single-crystal silicon by scanning tunnel spectroscopy 
    Kulyk, S.P.; Melnichenko, M.M.; Svezhentsova, K.V.; Shmyryova, O.M. (Functional Materials, 2008)
    The nanostructured silicon surface has been studied using the scanning tunnel microscopy and spectroscopy in air. The local density of electron states was defined as normalized differential tunnel conductivity (dI/dU)(I/U). ...
  • Surface defects of BGO crystals 
    Galenin, E.P.; Gerasymov, I.V.; Nahornyak, V.T.; Sidletskiy, O.Ts.; Tkachenko, S.A. (Functional Materials, 2008)
    The surface defects of Bi₄Ge₃O₁₂ crystals grown by Czochralski have been considered. The influence of the melt level lowering in the crucible and the growth atmosphere composition on the formation of defects have been ...
  • Surface magnetism of non-ideal iron borate single crystal 
    Maksimova, E.M.; Nauhatsky, I.A.; Strugatsky, M.B. (Functional Materials, 2008)
    Considered is the influence of crystalline structure imperfections in near-surface layer of easy-plane weak ferromagnet iron borate, FeB0₃, on the effects of surface magnetism observed therein. It is shown that the surface ...
  • Synthesis of charged silica films of porous structure 
    Zharkikh, Yu.S.; Lysochenko, S.V.; Pylypenko, O.A.; Tretyak, O.V. (Functional Materials, 2008)
    A new technique has been proposed to obtain thin charged dielectric silica films with porous structure on a Si surface. The film composition and charge state of the dielectric/semiconductor system obtained have been studied. ...
  • Temperature and composition effects on elastic properties of CdZnSb solid solution single crystals 
    Balazyuk, V.N.; Eremenko, A.I.; Raransky, N.D. (Functional Materials, 2008)
    Temperature dependences of elastic constant tensor components for Cd₁₋ₓZnₓSb solid solutions have been studies in the 80-300 K range using the pulsed ultrasonic method. It has been found that the Zn content increase in the ...
  • Temperature conditions in a cone 
    Ivakhnenko, S.M.; Serga, M.A.; Shevchuk, S.N.; Yanovsky, V.V. (Functional Materials, 2008)
    The temperature field in a cone is described at certain boundary conditions. Such conditions arise often in technological systems at controlled heat removal. Accurate stationary solutions are obtained and anomalous properties ...
  • The active medium scattering characteristics of liquid crystal displays 
    Mykytyuk, Z.; Fechan, A.; Sushynsky, O.; Shymchyshyn, M.; Bashtyk, Y. (Functional Materials, 2008)
    A new design has been proposed for the liquid crystal displaying element to enhance the view angle and the contrast level. The laser radiation scattering process in nematic cholesteric mixtures has been simulated mathematically. ...
  • The effect of giant magnetoresistance in Co/Cu/Co structure 
    Shkurdoda, Yu.A.; Dekhtyaruk, L.V.; Loboda, V.B. (Functional Materials, 2008)
    The dependence of the giant magnetoresistance on the ratio of Co layers in as condensed Co/Cu/Co structures was studied both theoretically and experimentally. The maximum magnetoresistive ratio for this system was established ...
  • The effect of impurity and intrinsic defects on the energy structure and dynamic of electronic processes CdTe:V and Cd₁₋ₓHgₓTe:V crystals 
    Gnatenko, Yu.P.; Bukivskij, P.M.; Piryatinski, Yu.P.; Faryna, I.O.; Furyer, M.S.; Gamernyk, R.V. (Functional Materials, 2008)
    The electron trapping and detrapping processes in the semi-insulating CdTe:V crystals have been studied using a new time-resolved photoelectric spectroscopy technique. It has been shown that the electron processes in such ...
  • The effect of thermal annealing on linear and nonlinear optical response of dyed KDP crystals 
    Pritula, I.; Gayvoronsky, V.; Gromov, Yu.; Kopylovsky, M.; Kolybaeva, M.; Puzikov, V.; Kosinova, A. (Functional Materials, 2008)
    Potassium Dihydrogen Phosphate crystals (KDP) doped with the organic Xylenol Orange (XO) dye are grown, the XO concentration in the crystal matrix is about 10 ppm. The spectral and luminescent properties of nominally pure, ...
  • The point radiation defects in Li₆YB₃O₉:Eu³⁺ single crystals 
    Yavetskiy, R.P. (Functional Materials, 2008)
    The point radiation defects in Li₆YB₃O₉:Eu³⁺ single crystals have been studied. The irradiation of Li₆YB₃O₉:Eu³⁺ single crystals with beta particles has been found to cause a valence state change (Eu³⁺ -> Eu²⁺) in some ...
  • Thermionic properties of LaB₆-(Ti₀¸₆Zr₀¸₄)B₂ material 
    Paderno, Yu.B.; Taran, A.A.; Voronovich, D.A.; Paderno, V.N.; Filipov, V.B. (Functional Materials, 2008)
    The thermionic emmision peculiarities of filber reinforced boride composite ceramic material LaB₆-(Ti₀¸₆Zr₀¸₄)B₂ produced by directional crystallization of eutectic alloy have been studied. Activation modes, electron work ...
  • Transparent ceramics of yttrium-aluminum garnet (Y₃Al₅O₁₂) from nanocrystalline powders obtained by co-precipitation 
    Baumer, V.N.; Vovk, E.A.; Vovk, O.M.; Deineka, T.G.; Kosmyna, M.B.; Mateychenko, P.V.; Puzikov, V.M.; Sergienko, Z.P.; Tolmachev, A.V.; Shekhovtsov, A.N.; Yavetskiy, R.P. (Functional Materials, 2008)
    Nanosized powders of yttrium-aluminum garnet Y₃Al₅O₁₂, (YAG) have been obtained by chemical co-precipitation. The effect of the powder structure and morphology on the compactibility and sinterability has been studied. The ...
  • Tuning of piezoelectric parameters in the phase transition process via the transient state 
    Ishchuk, V.M.; Spiridonov, N.A. (Functional Materials, 2008)
    The influence of the electric field on the stability of phases in antiferroelectric substance with a small difference in energies of the ferroelectric (FE) and antiferroelectric (AFE) states is studied. It is theoretically ...
  • Unusual paramagnet to ferromagnet phase transition and magnetic inhomogeneities in hole doped manganites 
    Lazuta, A.V.; Ryzhov, V.A.; Kiselev, I.A.; Chernenkov, Yu.P.; Smirnov, O.P.; Molkanov, P.L.; Troyanchuk, I.O.; Khomchenko, V.A. (Functional Materials, 2008)
    Results of structural neutron diffraction study, nonlinear magnetic response and magnetic resonance measurements are presented for insulating La₀.₈₈MnO₂.₉₁ with Tc ≈ 216 K. The diffraction data are considered using the ...
  • Vacuum arc plasma source with rectilinear filter for deposition of functional coatings 
    Aksenov, I.I.; Aksyonov, D.S. (Functional Materials, 2008)
    Design and operation principle of a novel vacuum-arc source of filtered erosive plasma are described. The macroparticles are removed from the plasma by transformation of radial plasma streams emitted by the cathode spot ...
  • Variation of crystal lattice parameters of KDP single crystals containing impurities 
    Salo, V.I.; Tkachenko, V.F. (Functional Materials, 2008)
    KDP single crystals grown from aqueous solutions by the recirculation method from nominally "pure" raw material and added impurities Ca, Si, Pb, Cr, hydrogen peroxide were studied by high resolution X-ray method. It was ...
  • Volume defects of crystal structure in alkali halide crystals grown from melt by continuous automated method 
    Goriletsky, V.I.; Tymoshenko, M.M.; Vasyliev, V.V.; Ilyashenko, T.O. (Functional Materials, 2008)
    The types of crystal structure defects (CSD) and the formation causes thereof in Csl(Na), Csl(TI), and Nal(TI) crystals of 290 to 520 mm diameter are considered. It has been shown that the CSD of impurity capture type are ...
  • ZnMgSe:Cr²⁺ single crystal: a novel material for active elements of tunable IR region lasers (rapid communication) 
    Zagoruiko, Yu.A.; Kovalenko, N.O.; Fedorenko, O.A.; Khristyan, V.A. (Functional Materials, 2008)
    Obtained is a new thermostable material for active elements of tunable IR-lasers - Zn₁₋ₓMgₓSe:Cr²⁺, single crystals. The position of the absorption band of Cr²⁺ ions in wurtzite-type Zn₀.₇₉Mg₀.₂₁Se matrix is established.
  • ZrN coatings on U8 steel obtained by electrospark alloying after a concentrated solar irradiation 
    Paustovsky, A.V.; Pasichny, V.V.; Novikova, V.I.; Mordovets, N.M.; Isaeva, L.P.; Ostapenko, S.A. (Functional Materials, 2008)
    Structure, hardness, and tribological characteristics of electrospark coatings from ZrN-(Cr, Ni, Al₂O₃) on US steel after treatment by concentrated solar radiation (CSR) have been investigated. It is shown that the intensity ...

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