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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:

  • Heat transfer in crystalline clathrate hydrates at low temperatures 
    Krivchikov, A.I.; Korolyuk, O.A.; Romantsova, O.O. (Физика низких температур, 2007)
    The experimental results on the thermal conductivity k(T) of crystalline Xe, CH₄, and THF clathrate hydrates have been analyzed. In a wide region of temperatures above 2 K, k(T) exhibits a behavior typical of disordered ...
  • Heat transfer in solid halogenated methanes: trifluoromethane 
    Konstantinov, V.A.; Revyakin, V.P.; Sagan, V.V (Физика низких температур, 2009)
    The isochoric thermal conductivity of solid trifluoromethane was investigated for three samples of different densities in the interval from 75 K to the onset of melting. The isochoric thermal conductivity first decreases ...
  • Heat transfer in solid methyl alcohol 
    Korolyuk, O.A.; Krivchikov, A.I.; Sharapova, I.V.; Romantsova, O.O. (Физика низких температур, 2009)
    Thermal conductivity coefficient к(T) of two crystalline (orientationally-ordered and orientationally-disordered) phases of pure methanol (at temperatures from 2 K to Tm , Tm is the melting temperature), CH₃OH + 6.6 % H₂O ...
  • Heat transfer in solid parahydrogen with heavy impurities (neon, argon) 
    Manzhelii, V.G.; Gorodilov, B.Ya.; Krivchikov, A.I. (Физика низких температур, 1996)
  • Helicons and magnetoimpurity waves in layered conductors 
    Gvozdikov, V.M.; Ermolaev, A.M.; Vega-Monroy, R. (Физика низких температур, 1999)
    It is shown that local electron states, caused by impurities in a layered conductor placed in an external magnetic field, give rise to resonant corrections Δσαβ(ω) to the high-frequency conductivity tensor Δσαβ(ω) of the ...
  • Helioseismology space and ground-based studies 
    Kostik, R.I.; Osipov, S.N.; Khomenko, E.V.; Lebedev, N.I. (Кинематика и физика небесных тел, 2005)
    We give a preliminary report on the observations of solar irradiance fluctuations with the DIFOS photometer aboard the Russian–Ukrainian satellite CORONAS-F launched in 2001. In addition, the parallel ground-based spectral ...
  • Helium adsorbed on carbon nanotube bundles: one-dimensional and/or two-dimensional solids? 
    Tate Wilson; Oscar E. Vilches (Физика низких температур, 2003)
    Heat capacity measurements of ⁴He adsorbed on closed-end single-wall carbon nanotube bundles in the temperature range 1.5 K < T < 6 K are reported. Heats of adsorption Qst calculated from isotherms measured on the same ...
  • Helium atom in an external electric field: Exact diagonalization 
    Antsygina, T.N.; Chishko, K.A. (Физика низких температур, 2014)
    An exact diagonalization method is applied to solve the quantum-mechanical problem of spinless helium atom in an external electric field of arbitrary magnitude. The basis set for two-electron problem is built from different ...
  • Helmholtz decomposition theorem and Blumenthal's extension by regularization 
    Petrascheck, D.; Folk, R. (Condensed Matter Physics, 2017)
    Helmholtz decomposition theorem for vector fields is usually presented with too strong restrictions on the fields and only for time independent fields. Blumenthal showed in 1905 that decomposition is possible for any ...
  • Hemispherical and aspheric wgm dielectric resonators with conducting endplates: radiation and conductivity losses depending on shape of the resonators surface 
    Barannik, A.A.; Cherpak, N.T.; Kharchenko, M.S.; Vitusevich, S.A. (Радіофізика та електроніка, 2013)
    The aim of the work is to study the radiation and conductivity losses in whispering gallery mode (WGM) resonators of different shape of the body of rotation. In this work, electromagnetic properties of a number of WGM ...
  • Heterophase liquid states: thermodynamics, structure, dynamics 
    Bakai, A.S. (Condensed Matter Physics, 2014)
    An overview of theoretical results and experimental data on the thermodynamics, structure and dynamics of the heterophase glass-forming liquids is presented. The theoretical approach is based on the mesoscopic heterophase ...
  • Heterophase fluctuations in glass-forming liquids and random field Ising model 
    Bakai, A.S. (Condensed Matter Physics, 2000)
    The liquid-to-glass transition is a process of supercooled liquid solidification. Rather large density fluctuations are revealed experimentally in many of the glass-forming liquids above the glass transition temperature ...
  • Heterostructure infrared photodiodes 
    Rogalski, A. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2000)
    HgCdTe remains the most important material for infrared photodetectors despite numerous attempts to replace it with alternative materials such as closely related mercury alloys (HgZnTe, HgMnTe), Schottky barriers on silicon, ...
  • Heterostructure ohmic contacts to p-CdTe polycrystalline films 
    Sukach, A.V.; Tetyorkin, V.V.; Tkachuk, A.I. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2014)
    Heterostructure contacts p⁺ -PbTe/p-CdTe were prepared using the hot-wall technique on glassceramic substrates. It has been shown that the potential barrier at the p⁺ -PbTe/p-CdTe interface is not formed in the case ...
  • HgCdTe quantum wells grown by molecular beam epitaxy 
    Dvoretsky, S.A; Ikusov, D.G.; Kvon, Z.D.; Mikhailov, N.N.; Remesnik, V.G.; Smirnov, R.N.; Sidorov, Yu.G.; Shvets, V.A. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2007)
    CdxHg₁₋xTe-based (x = 0 – 0.25) quantum wells (QWs) of 8 – 22 nm in thickness were grown on (013) CdTe/ZnTe/GaAs substrates by molecular beam epitaxy. The composition and thickness (d) of wide-gap layers (spacers) were ...
  • HgTe quantum wells with inverted band structure: quantum Hall effect and the large-scale impurity potential 
    Gudina, S.V.; Arapov, Y.G.; Neverov, V.N.; Podgornykh, S.M.; Popov, M.R.; Deriushkina, E.V.; Shelushinina, N.G.; Yakunin, M.V.; Mikhailov, N.N.; Dvoretsky, S.A. (Физика низких температур, 2019)
    We report on the longitudinal and Hall resistivities of a HgTe quantum well with inverted energy spectrum (dQW = 20.3 nm) measured in the quantum Hall (QH) regime at magnetic fields up to 9 T and temperatures 2.9–50 K. The ...
  • High-density data recording via laser thermo-lithography and ion-beam etching 
    Gorbov, I.V.; Kryuchyn, A.A.; Grytsenko, K.P.; Manko, D.Yu.; Borodin, Yu.O. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2014)
    Pits 250 – 300 - nm wide were obtained on the surface of thin organic nanocomposite film using master-disc laser-burning station with 405 nm laser beam focused by 0.85 NA lens. The film with obtained pits was used as a ...
  • High-density effects due to interaction of self-trapped exciton with (Ba, 5p) core hole in BaF₂ at low temperature 
    Terekhin, M.A.; Svechnikov, N.Yu.; Tanaka, S.; Hirose, S.; Kamada, M. (Физика низких температур, 1997)
    The effect of VUV undulator excitation intensity on the emission shape and decay time of BaF₂ crystal at low temperature has been observed. The findings are explained in terms of quenching of Auger-free luminescence (cross ...
  • High efficient solar cells and modules based on diamond-like carbon film - multicrystalline Si structures 
    Klyui, N.I.; Korneta, O.B.; Kostylyov, V.P.; Litovchenko, V.G.; Makarov, A.V.; Dikusha, V.N.; Neselevska, L.V.; Gorbulik, V.I. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2003)
    In the work the results of investigations of developed and produced solar cells (SC) and modules (SM) characteristics are presented. It has been shown that due to application of hydrogen plasma treatment and deposition of ...
  • High-efficient up-conversion of photoluminescence in CdSe quantum dots grown in ZnSe matrix 
    Strelchuk, V.V.; Valakh, M.Ya.; Vuychik, M.V.; Ivanov, S.V.; Kop'ev, P.S.; Shubina, T.V. (Semiconductor Physics Quantum Electronics & Optoelectronics, 2002)
    The intensive up-conversion photoluminescence at low temperatures in CdSe/ZnSe structures with single CdSe inserts of the nominal thickness 1.5 monolayer was observed. Excitation power dependensies show a nearly quadratic ...

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