Articole ştiinţifice: 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 ...
  • Kinetical Energy of River Running Water 
    BOSTAN, Ion; GHEORGHE, Adrian; DULGHERU, Valeriu; SOBOR, Ion; BOSTAN, Viorel; SOCHIREAN, Anatolie (Springer Science+Business Media B. V., 2013)
    The inevitable increase of global energy consumption and the risk of a major environmental impact and climate change as a result of burning fossil fuels opens wide prospects for the exploitation of renewable energies. ...
  • Development of a Horizontal Axis Wind Turbine for the Production of Thermal Energy 
    BOSTAN, Viorel; BOSTAN, Ion; SOBOR, Ion; DULGHERU, Valeriu; GLADIS, Vitalie (Springer International Publishing AG, 2018)
    The wind energy conversion systems could play a significant role in the production of mechanical, electrical and thermal energy in the Republic of Moldova, in particular for providing the individual consumer with energy ...
  • Synthesis and characterization of photosensible CH3NH3PbI3 and CH3NH3PbI3–x Cl x Perovskite Crystalline Films 
    PLESCO, I.; POSTOLACHE, V.; VOLODINA, G.; ZALAMAI, V.; GHIMPU, L.; TIGINYANU, I. (Springer Nature Switzerland, 2017)
    Methylammonium lead-halide perovskites are very promising for applications as solar light-harvesting materials. This paper presents a study on the methylammonium iodide and iodide-chloride perovskite films prepared by spin ...
  • The impact of high energy ion irradiation upon CO gas sensitivity of nanostructured GaN epilayers 
    VOLCIUC, O. S.; POPA, V.; TIGINYANU, I. M.; SKURATOV, V. A.; CHO, M.; PAVLIDIS, D. (Springer Nature Switzerland, 2010)
    Photoelectrochemically nanostructured GaN epilayers were found to exhibit good sensitivity towards CO in the temperature range from 180 to 280°C. We show that subjection of nanostructured GaN samples to 166 MeV Xe+23 ion ...
  • 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 ...
  • Application of surface charge lithography to nanostructuring of GaN epilayers 
    POPA, V. Iu.; VOLCIUC, O.; TIGINYANU, I. M.; SARUA, A.; HEARD, P. (Springer Nature Switzerland, 2008)
    It is shown that treatment of GaN epilayers by a low energy low dose focused ion beam with subsequent photoelectrochemical etching represent an efficient tool for GaN nanostructuring. Direct “writing” of a surface negative ...
  • 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.
  • Photoelectric structures based on nanoporous p-InP 
    DIKUSAR, A. I.; BRUK, L. I.; MONAICO, E. V.; SHERBAN, D. A.; SIMASHKEVICH, A. V.; TIGINYANU, I. M. (Springer Nature Switzerland, 2008)
    The possibility of nanostructuring of surfaces of indium phosphide with hole conduction is confirmed. The technique of manufacturing and research of SnO2/InP heterostructures with a nanoporous surface at the interface is ...
  • 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. ...
  • Outstanding Discovery of the XX-th Century — Lasers: Perspectives of Using for the Big Cities Needs 
    PROHOROV, A. M.; RADAUTSAN, S.; SYRBU, A.; IAKOVLEV, V. (Springer Science+Business Media Dordrecht, 1997)
    A study of laser facets at high optical power density levels resulted in elaboration of a new characterization technique for laser diodes . A new facet coating system based on ZnSe was applied to InGaAsP high power laser ...
  • 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 ...
  • Role of the Technical University of Moldova in the Elaboration and the Implementation of Modern Technologies for Cities 
    BOSTAN, I. (Springer Science+Business Media Dordrecht, 1997)
    The world is moving towards the gloaming of the 20th century. We, the people-witnesses of this dramatic century, are seeking for problem-solving strategies in the following matters: what will the next day look like, being ...
  • 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 ...

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