Articole din publicaţii naţionale: Recent submissions

  • Cathodoluminescence emission study of nanostructured SnO2 films deposited by spray pyrolysis 
    KOROTCENKOV, Ghenadie; HAN, S. D.; NAZAROV, Mihail (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2008)
    In this paper the results of cathodoluminescence (CL) emission study of undoped and doped SnO2 films are discussed. SnO2 films were deposited by spray pyrolysis method. It was shown that the study of CL emission is effective ...
  • Plasma treatment and surface sensibilization of tin dioxide films for enhancement of gas sensitivity 
    BRYNZARI, V.; DMITRIEV, S.; KOROTCHENKOV, G. (Academy of Sciences of Moldova, 2005)
    This paper presents result of investigation aimed at the improvement of gas sensitive properties of SnO2 thin film gas sensors (TFGS) by means of high frequency (HF) oxygen plasma treatment and its surface doping. Used ...
  • Diagrammatic approach for the twofold degenerate Anderson impurity model 
    MOSKALENKO, V. A.; DOHOTARU, L. A.; DIGOR, D. F.; CEBOTARI, I. D. (Academy of Sciences of Moldova, 2013)
    The twofold degenerate Anderson impurity model is investigated in normal and superconducting states, and the strong electronic correlations of d-electrons of impurity ion are taken into account by elaborating a suitable ...
  • SnO2 thin film parameter influence on gas sensitive characteristics 
    DMITRIEV, S.; BRYNZARI, V.; KOROTCHENKOV, G. (Academy of Sciences of Moldova, 2005)
    In this report we present results of investigation of influence of the parameters of SnO2 thin film on their gas sensitive properties. SnO2 films were deposited by spray pyrolysis method. The influence of technologic ...
  • Morphology study and cathodoluminescence microanalysis of photoelectrochemically etched GaN epilayers 
    POPA, V. (Academy of Sciences of Moldova, 2005)
    Photoelectrochemical etching of GaN in different solutions such as KOH, HF/H2O2/C2H5OH and oxalic acid was performed. The results of scanning electron microscopy cathodoluminescence analysis of the etched samples are presented.
  • Development of dissipative structures on surface of dielectric liquid in electrostatic field 
    CONSTANTINOV, B.; BOCAN, V.; PASECHNIC, T.; UNTILA, P.; PETROV, M.; SIRCU, S. (Academy of Sciences of Moldova, 2005)
    The transition of plane surface of liquid dielectric charged with the electrical charge in the electrostatic field in the periodical gofer surface of crater type deformation is researched. It was proved for the first time ...
  • Kinematics of waves interactions in undular frames 
    MIRONOV, B. (Academy of Sciences of Moldova, 2005)
    In this paper the concept of undular frame is defined as a system of tools consisting of waves, having the same nature as observed waves. Such definition of used tools set is equivalent to the problem about behavior and ...
  • Peierls structural transition in quasi-one-dimensional organic crystals 
    ANDRONIC, S.; CASIAN, A. (Academy of Sciences of Moldova, 2013)
    Peierls transition in quasi-one-dimensional organic crystals of tetrathiofulvalene-tetracyanoquinodimethane (TTF-TCNQ) type is studied in the case where the conduction band is half filled and Fermi dimensionless quasi ...
  • Electron - phonon interaction in strongly correlated systems. Acoustical phonon case 
    DIGOR, D. F.; DOHOTARU, L. A.; ENTEL, P.; MOSKALENKO, V. A.; VLADIMIR, M. I. (Academy of Sciences of Moldova, 2005)
    We investigate the interaction of strongly correlated electrons with acoustical phonons in the frame of Hubbard-Holstein model. The electron-phonon interaction and on-site Coulomb repulsion are considered to be strong. ...
  • Spin density waves and superconductivity in strongly correlated electron systems 
    DIGOR, D. F.; DOHOTARU, L. A.; ENTEL, P.; MOSKALENKO, V. A.; VLADIMIR, M. I. (Academy of Sciences of Moldova, 2005)
    A special diagram technique recently proposed for strongly correlated electron systems is used to study the peculiarities of a spin-density-wave (SDW) in competition with superconductivity. This method allows to formulate ...
  • Exciton spectra of CuInSe2 crystals 
    NEMERENCO, L. (Academy of Sciences of Moldova, 2005)
    The excitonic reflectivity spectra and the wave-length derivative reflection spectra have been investigated for CuInSe2 crystals. The n =1, n =2 and n = 3 states of A, B and C exciton series are revealed and the contours ...
  • Thermoelectric properties of Pb1-xSnxTe/PbTe quantum well structures 
    SUR, I.; CASIAN, A.; KANTSER, V.; DASHEVKY, Z. (Academy of Sciences of Moldova, 2005)
    The search of material with improved thermoelectric properties continues to be important and urgent problem. The first investigation of thermoelectric opportunities of low dimensional structures began about decade ago ...
  • Interband optical transitions in the region of exciton resonances in In0.3Ga0.7As/GaAs quantum wells 
    SYRBU, N.; DOROGAN, A.; DOROGAN, V.; VIERU, T.; URSAKI, V.; ZALAMAI, V. (Academy of Sciences of Moldova, 2012)
    Reflectance spectra of quantum wells (QWs) with 8-nm-thick In0.3Ga0.7As layers with a 9-nm-thick GaAs barrier layer up and a 100-nm-thick barrier layer down were investigated in the spectral range of 0.5–1.6 eV in S- and ...
  • Dynamics of blue-violet InGaN lasers with different saturable absorber designs 
    TRONCIU, V. Z. (Academy of Sciences of Moldova, 2006)
    A review is presented of a range of investigations of the CW, self-pulsating and excitable behaviour of blue-violet InGaN lasers with different designs of saturable absorber. Bifurcations have been identified that are ...
  • Structural-information parameters of dissipative structures on DILIS-M system surface 
    CONSTANTINOV, B. (Academy of Sciences of Moldova, 2006)
    In the present paper there are considered problems concerning analysis of stability of dissipative structures with viscous friction, i.e. dielectric liquid metal electrode (DILIS-M). Theory of kinetic energy changes ...
  • Gas sensing characterization of tellurium thin films by the Kelvin probe technique 
    TSIULYANU, D.; MARIAN, S.; MOCREAC, O. (Academy of Sciences of Moldova, 2012)
    The sensing behavior of tellurium films at room temperature was tested with environmental pollutant gases, such as NO2, CO, O3, and water vapor, using the Kelvin probe technique. A significant sensitivity was observed for ...
  • Intense luminescence from porous ZnSe layers 
    MONAICO, Ed.; UBRIETA, A.; FERNANDEZ, P.; PIQUERAS, J.; TIGINYANU, I.M.; URSAKI, V. V.; BOYD, R. W. (Academy of Sciences of Moldova, 2007)
    We report on the possibility to prepare ZnSe porous layers with different degrees of porosity by means of electrochemical methods. The prepared porous structures were characterized using scanning electron microscopy ...
  • Semiconductor-oxide nanocomposites based on porous semiconductors 
    SIRBU, L.; URSAKI, V. V.; TIGINYANU, I. M.; DOLGALEVA, Ks.; BOYD, R. W. (Academy of Sciences of Moldova, 2007)
    Rare-earth containing oxide nanocomposites are prepared of porous GaP and GaAs templates in a controlled fashion. The initial porous GaP and GaAs networks are replaced by GaPO4 and Ga2O3 structures, respectively, during ...
  • Free and bound exciton luminescence of ZnP2 –D48 
    SYRBU, N. N.; STAMOV, I. G.; DOROGAN, A. V.; NEMERENCO, L. L. (Academy of Sciences of Moldova, 2007)
    Thin structure of polarized absorption spectra of indirect transitions with phonon emission in the ZnP2 crystals is investigated. In the luminescence spectra, radiation of phonons at annihilation of free excitons ...
  • Some features of absorption and photoluminescence of wulfenite (PbMoO4) crystals 
    MUSINSCHI, V.; MUSINSCHI, C. (Academy of Sciences of Moldova, 2012)
    A description of experimental results of studying the optical absorption and photoluminescence (PL) of tetragonal (class 4/m ) PbMoO4 crystals is given. The light absorption (λ ≈ 0.30.5 μm) shows that the edge absorption ...

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