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Browsing Articole ştiinţifice by Issue Date

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  • Энергетическая структура зон некоторых кристаллов группы AIIBIVCV2 
    КЕСАМАНЛЫ, Ф. П.; КРОИТОРУ, С. Г.; РУДЬ, Ю. В.; СОБОЛЕВ, В. В.; СЫРБУ, Н. Н. (Russian Academy of Sciences, 1965)
    Общее и детальное сходство спектров отражения кристаллов ZnSnAs2 , ZnSiP2 , ZnSiAs2 и групп A I V , A n l B v убедительно свидетельствует о справедливости предположений работы о весьма большом сходстве структур энергетических ...
  • The Reflectivity Spectra of Zinc and Cadmium Diarsenides and Diphosphides 
    SOBOLEV, V. V.; SYRBU, N. N.; UGAI, Ya. A. (Elservier, 1969)
    The present note reports reflectivity spectra investigated on oriented cleaved crystals of tetragonal CdAb2, CdP2, and ZnP2 and monoclinic ZnAs2 and ZnP2 in energy range 0,8 to 12,5 eV at 300 at 77 0K.
  • The Structure of Isoenergetic Surfaces of Bi at the L-Maximum 
    BODIUL, P. P.; GITSU, D. V.; FEDORKO, A. S. (John Wiley & Sons, Inc., 1969)
    Magneto-thermoelectric properties of the semimetal Bi provide information not only about the scattering of carriers, but also about the number and relative localization of band extrema in k-space. Conclusion about the ...
  • Reflectivity spectra of the orthorhombic crystal Bi2S3 
    SOBOLEV, V. V.; SYRBU, N. N.; NIKITINA, V. K.; LOBANOVA, YU. K. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1970)
    The present communications is devoted to the investigation of the electronic spectra of Bi2S3 single crystals in the range of 1 to 12,5 eV.
  • Commutation Effect in Bismuth Type Semimetals 
    BIVOL, V. G.; BODIUL, P. P.; FEDORKO, A. S.; GITSU, D. V. (John Wiley & Sons, Inc., 1970)
    The dependence of the Nernst-Ettingshausen longitudinal effect on the direction of the magnetic field for the case of semimetals is studied theoretically and experimentally. A quite unique correspondence is found between ...
  • Thermo- and magneto-thermo-E.M.F. in Bi-Sn alloys 
    BODIUL, P. P.; FEDORKO, A. S.; GITSU, D. V. (John Wiley & Sons, Inc., 1970)
    Sn in Bi behaves as an acceptor and influences the anisotropy of kinetic effects sensitive to the band structure near Fermi-level, such as the thermo- and magneto-thermo-e.m.f. described in present paper.
  • Anisotropy of reflection spectrum and band structure of SbSI 
    BERCHA, D. M.; SLIVKA, V. Yu.; SYRBU, N. N.; TURYANITSA, I. D.; CHEPUR, D. V. (Springer Nature Switzerland, 1971)
    Anisotropy of the SbSI reflection spectra at various temperatures (300, 273, and 90 °K) is studied. Selection rules are examined for matrix transition elements at extreme points for crystals with symmetry D2h16, C2v9, and ...
  • Anisotropy of Edge Absorption and Photoluminescence of Tetragonal ZnP2 and CdP2 Single Crystals 
    SOBOLEV, V. V.; SYRBU, N. N. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1971)
    In the present paper the edge absorbtion spectra (293 and 77 0K) and photoluminescence spectra (77 0K) of zonc and cadmium diphosphide single crystals were studied in polarized light. The samples were cleaved in the form ...
  • Energy Band Structure of the Tetragonal Crystals ZnP2 and CdP2 
    SOBOLEV, V. V.; SYRBU, N. N.; SUSHKEVICH, T. N. (John Wiley & Sons, Inc., 1971)
    The anisotropic spectra of edge absorption, photoconductivity, emission, and reflectivity of the tetragonal ZnP2 and CdP2 crystals have been experimentally investigated in the range 1 to 12.5 eV. The selection rules for ...
  • Optical and photoelectrical properties of CdIn2S4 
    RADAUTSAN, S. I.; MOLODYAN, I. P.; SYRBU, N. N.; TEZLEVAN, V. E.; SHIPITKA, M. A. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1972)
    The present paper contains results of a study of the edge absorption at 293 and 77 0K, the spectral distribution of the photoconductivity, and the reflectivity spectra in the fundamental absorption region. An interpretation ...
  • Optical spectra and energy band structure of single crystalline CuGaS2 and CuInS2 
    SOBOLEV, V. V.; SYRBU, N. N. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1972)
    The anisotropic spectra of edge absorption, reflection, and photoconductivity of the monoclinic ZnP2, and ZnA2, crystals have been experimentally investigated at 293 and 77 °K. The group-theoretical calculations of selection ...
  • Влияние нарушения стехиометрии состава дифосфида цинка на спектры свободного экситона 
    РАДАУЦАН, С. И.; СЫРБУ, Н. Н.; ХАЧАТУРОВА, С. Б.; СТРАТАН, Г. И.; ПЕЕВ, Л. Г. (Russian Academy of Sciences, 1973)
    В настоящей работе исследованы экситонные водородоподобные состояния двух новых типов кристаллов ZnP2 в поляризациях Е || с (спектры отражения) и Е 1 с (спектры поглощения) и сопоставлены с оптическими спектрами. Показано ...
  • Edge Absorption of CdIn2S4 Single Crystals in the Region of Indirect Transitions 
    RADAUTSAN, S. I.; SYRBU, N. N.; TEZLEVAN, V. E.; SHERBAN, K. F.; BARAN, N. P. (Willey Online Library, 1973)
    This note presents results of edge absorption investigations of CdIn2S4 single crystals in the region of indirect transitions on crystals having different carrier concentration.
  • Optical and photoelectrical properties and band structure of single crystals of solid solutions of the system (CdS)3x–(In2S3)1−x 
    RADAUTSAN, S. I.; SYRBU, N. N.; TEZLEVAN, V. E.; SHERBAN, K. F.; STRUMBAN, E. E. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1973)
    The spectra of edge absorption, photoconductivity, and reflectivity of single crystals of solid solutions on the basis of CdIn2S4 have been studied. The values of Eg, the character of transitions responsible for Eg, the ...
  • Optical spectra and electroabsorption of CdP2 and CdP4 single crystals 
    RADAUTSAN, S. I.; SYRBU, N. N.; TESLEVAN, V. E.; CHUMAK, I. V. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1973)
    The anisotropy of the absorption and electroabsorption spectra of CdP2 and CdP4, single crystals has been investigated. A number of interband gaps has been determined and specified. The energies and the type of phonons ...
  • Influence of annealing and temperature on the absorption edge of As2S3-Ge amorphous films 
    ANDRIESH, A. M.; TSIULYANU, D. I. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 1973)
    Results are presented of absorption edge investigations of AsS1.5Gex amorphous films (0 ≤ × ≤ 2) at temperatures of 110, 300, 370, and 420 °K. An effect of low-temperature annealing on the optical parameters of the films ...
  • Optical Modulation Spectra of CdP2 Crystals and Ni-CdP2 Schottky Barriers 
    RADAUTSAN, S. I.; SYRBU, N. N.; KIOSEV, V. K. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1974)
    The relative photosensitivity spectra of Ni-CdP2 Schottky barriers have been investigated experimentally; in these spectra a structure consisting of nine maxima has been observed in the intrinsic absorption region. The ...
  • Optical Properties and Energy Band Structure of Zn3P2and Cd3P2 Crystals 
    SOBOLEV, V. V.; SYRBU, N. N. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1974)
    Edge absorption, photoconductivity, and reflectivity spectra are investigated of Zn3P2 crystals in the range from 1 to 12.5 eV and reflectivity spectra of Cd3P2 crystals in the range from 1 to 12.5 eV. The Eg value of Zn3P2 ...
  • Photoelectrical properties of a Au-CdIn2S4 surface-barrier diode 
    RADAUTSAN, S. I.; MOLODYAN, I. P.; BULYARSKII, S. V.; SYRBU, N. N.; TEZLEVAN, V. E. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1974)
    The photoelectrical properties of Schottky barriers Au-CdIn2S4 in a broad energy region have been considered. The optical direct and indirect transitions and the spin-orbit splittings of zones Γ15(Γ7), Γ15(Γ8) in L1(L6) ...
  • Fine structured low temperature luminescence of CdP2 
    BINDEMANN, R.; FISCHER, H.; KREHER, K.; SYRBU, N. N. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1975)
    In this note we report photoluminescence spectra of tetragonal CdP2 single crystals at 4.2 K whichi show much more structure than the spectral published so far (3, 4).

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