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Перегляд Functional Materials, 2005, № 4 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Functional Materials, 2005, № 4 за датою випуску

Сортувати за: Порядок: Результатів:

  • Effects of vitamin D group steroids on mesomorphic phase states of cholesteric sensor materials 
    Panikarskaya, V.D.; Kasyan, N.A.; Lisetski, L.N.; Terenetskaya, I.P. (Functional Materials, 2005)
    Effects of non-mesogenic provitamin D and vitamin D upon thermal stability of cholesteric and smectic-A phases formed by mixtures of cholesterol esters have been studied. Widening of DSC and selective reflection peaks were ...
  • Optical and spectral characteristics of chromium ion doped double alkali-aluminum phosphates 
    Nedilko, S.; Gomenyuk, O.; Umanets, G.; Stus', N.; Slobodyanik, M.; Boyko, V.; Sheludko, V. (Functional Materials, 2005)
    Diffuse reflection, luminescence, and luminescence excitation spectra of double alkalialuminum phosphate MAIP₂О₇ (M = Na, К, Сs) crystals doped with chromium ion have been considered. The reflection spectrum bands have ...
  • Luminescence properties of CsI:Tl crystals codoped with Eu 
    Nagarkar, V.V.; Ovechkina, E.E.; Miller, S.R.; Gaysinskiy, V.; Brecherb, C.; Lempickib, A.; Bartramc, R.H. (Functional Materials, 2005)
    In investigating chemical approach for reducing the afterglow from Csl:TI, we were discovered es that a particularly effective ion for such afterglow suppression is Eu²⁺. We have extensively studied the effect of the Eu ...
  • Growing of thallium-doped KDP and ADP crystals: structural and optical parameters 
    Salo, V.I.; Tkachenko, V.F.; Voronov, A.P.; Puzikov, V.M.; Tsurikov, V.A. (Functional Materials, 2005)
    Studied has been the influence of thallium activator on the growth kinetics and structure perfection of KDP and ADP crystals, the character of its incorporation and distribution in the crystal lattice and the photoluminescence ...
  • Growth of large-size KDP single crystals with high laser damage threshold 
    Pritula, I.M.; Kolybayeva, M.I.; Salo, V.I.; Puzikov, V.M.; Belikov, K.N. (Functional Materials, 2005)
    It is shown that the developed method of solvent re-circulation which provides the obtaining of the crystals under optimum growth conditions at a constant temperature (Тcᵣ = 80 ℃, Vgᵣₒwₜₕ ≈ (0,8 / 1,6) * 10⁻⁶ cm/s, рН = ...
  • Crystallization process in thin stoichiometric GeSbTe films 
    Claudio, D.; Laine, B.; Licea, O.; Morales-Sanchez, E.; Prokhorov, E.; Trapaga, G. (Functional Materials, 2005)
    The crystallization kinetics of Ge₁Sb₂Тe₄ and Ge₂Sb₂Тe₅ films has been analyzed using results of impedance measurements, in which Bruggerman's effective medium approximation was employed, considering that the amorphous ...
  • First passage time problem in the material destruction theory.The poissonian process of energy absorption 
    Virchenko, Yu.P.; Yastrubenko, M.I. (Functional Materials, 2005)
    Local limit theorem concerns the probability distribution of the random passage time of the given level m by the sum of independent poissonian random values is proved. It is supposed that m is increased infinitely. The ...
  • Peculiarities of high-temperature plastic straining anisotropy in with NaCl type single crystals in creep conditions 
    Matsokin, D.V.; Pakhomova, I.N.; Matsokin, V.P. (Functional Materials, 2005)
    The peculiarities of high-temperature creep anisotropy of NaCI and KCI single crystals have been studied under two stressed states. The relationship between the number of active easy slip systems and the straining rate ...
  • Quantum confinement effects in Ge nanocrystals 
    Miranda, A.; Ramos, A.E.; Nino de Rivera, L.; Cruz-Irisson, M. (Functional Materials, 2005)
    The exciton Bohr radius of bulk Ge is larger than that of Si, hence resulting more prominent quantum size effects. In this work, the electron structure of Ge nanocrystals is studied by means a sp³s* tight binding approximation. ...
  • Thermostimulated luminescence of SrB₄O₇ single crystals and glasses 
    Dubovik, M.F.; Korshikova, T.I.; Oseledchik, Yu.S.; Parkhomenko, S.V.; Prosvirnin, A.L.; Svitanko, N.V.; Tolmachev, A.V.; Yavetsky, R.P. (Functional Materials, 2005)
    Thermostimulated luminescence (TSL) of X-ray irradiated SrB₄O₇ single crystals and glasses has been studied for the first time and compared with polycrystalline samples. The TSL of SrB₄O₇ single crystals is due to radiative ...
  • Doped sillenite crystals 
    Panchenko, T.V.; Truseeva, N.A.; Strelets, K.Yu. (Functional Materials, 2005)
    AI, Ga, Cг, Mn, V, Cu, Mо, Fe, Sn doped Bi₁₂SiO₂₀ crystals and pure Bi₁₂SiO₂₀ crystals with varying concentration of non-stoichiometric defects have been grown. The localization of the doping ions in the crystal lattice ...
  • Decomposition of organic impurities in sodium iodide 
    Sofronov, D.S.; Kisil', E.M.; Kudin, K.A.; Voloshko, A.Yu.; Shishkin, O.V. (Functional Materials, 2005)
    The decomposition process of organic impurities present in the initial sodium iodide raw material has been studied using mass spectrometry. The decomposition has been found to result in formation of СО, СО₂, and various ...
  • A microscopic model for the dielectric function of Ge quantum wires 
    Alfaro, P.; Vazquez, R.; Lobota, I.; Ramos, A.E.; Cruz-Irisson, M. (Functional Materials, 2005)
    Free-standing, infinitely long, and homogeneous quantum wires of square cross section are considered using the chessboard-like supercell model. The optical transition properties of Ge nanocrystals are studied by means of ...
  • Growing and study of optical and luminescence properties of scintillation oxide crystals 
    Nagornaya, L.L.; Bondar, V.G.; Vostretsov, Yu.Ya.; Grinyov, B.V.; Katrunov, K.A.; Martynov, V.P.; Pirogov, E.N.; Starzhinsky, N.G.; Tupitsyna, I.A. (Functional Materials, 2005)
    Discussed are the peculiarities of the oxide crystal growing by Czochralski technique, the effects of the growth atmosphere on the structure transformation extent and direction, stoichiometric disordering of the oxide ...
  • Electron structure of apatite-like compounds with isomorphic substitution in tetrahedral positions 
    Shpak, A.P.; Karbovskii, V.L.; Kurgan, N.A.; Getman, E.I.; Senkevich, A.I.; Marchenko, V.I. (Functional Materials, 2005)
    Effect of isomorphic anionic substitutions in the apatite-like calcium structures on their electron structure has been investigated. Changes in the electron subsystem of the first synthesized compounds Са₁₀(РО₄)₆-ₓ(VО₄)ₓ(М₂) ...
  • Emission of nanoparticles at the crack front during cleavage of alkali-halide single crystals 
    Massalimov, I.A.; Madyukov, I.A.; Shevchenko, V.S.; Urakaev, F.Kh. (Functional Materials, 2005)
    Equations of statistical physics are applied to numerical aspects of energy balance at the crack front with reference to the cleavage of alkali halide single crystals. The possibility of nanoparticles emission during the ...
  • Growing of GaₓIn₁-ₓSb single crystals by Czochralski technique 
    Kozhemyakin, G.N.; Ruban, R.V. (Functional Materials, 2005)
    The effective distribution coefficients for Ga in Gaₓln₁-ₓSb single crystals (х ≤ 0.2) have been calculated according the Ostrogorsky-Mueller model taking into account the experimental data. The growing procedure ...
  • Dynamics of heat removal at largesize alkali halide crystals growth 
    Goriletsky, V.I.; Sidletskiy, O.Ts.; Vasilyev, V.V. (Functional Materials, 2005)
    Dynamics of heat removal from the growth furnace to the inner surface of the water cooled walls has been experimentally detected for the first time by an example of a "ROST" type setup when growing Csl(Na) single crystals ...
  • Pyromagnetic effect in LaAMnO perovskites 
    Khirnyi, V.F.; Kozlovskii, A.A. (Functional Materials, 2005)
    Influence of temperature change rate on the magnetic susceptibility of polycrystalline bulk La₀.₆Ca₀.₂Мn₁.₂О₃, La₀.₆Sr₀.₃Мn₁.₁О₃ and La₀.₆(Ca₀.₅Sr₀.₅)Мn₁.₃О₃ samples has been studied. It has been found that at fast cooling ...

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