2009: Recent submissions

  • Dispozitiv pentru terapia fotodinamică anti–microbiană 
    NICA, Iurie; POGORELISKI, Leonid; MAXIMOV, Evgheny; CEBOTARI, Valeriu; IAVORSCHI, Constantin (Technical University of Moldova, 2009)
    One of the most difficult issues of the modern medicine is the combat against the infectiuos diseases. At the same time the problem of the increasing resistence of the infected microorganisms against the most upto-date ...
  • Properties of Fe-based Microwires 
    BARANOV, Serghei (Technical University of Moldova, 2009)
    The Fe-based composition of cast amorphous glass-coated microwires with positive magnetostriction constant is investigated. The residual stresses distributions in this type of microwires determine domain structures and ...
  • Natural Ferromagnetic Resonance in Microwires 
    BARANOV, Serghei (Technical University of Moldova, 2009)
    The investigation of ferromagnetic metal microware with an amorphous core structure by ferromagnetic-resonance method is reviewed. This method can be used in investigation the residual stress and the micro- and macroscopic ...
  • Numerical Analysis of the Non-cooled Infra-red Sensors based on Different Thermoelectric Wires or Films 
    KERNER, Iacov (Technical University of Moldova, 2009)
    Calculation and optimization of parameters for thermoelectric sensors of infra-red radiation based on InSb, Bi2Te3, antimony and Bi-Sb alloys were realized. Sensitivity, time constant and noise equivalent power (NEP) of ...
  • Optical characterization of Mo1−xWxS2 single crystals 
    DUMCENCO, Dumitru; HUANG, Ying-Sheng; HO, Ching-Hwa; COLEV, Andrei; GHERMAN, Cornel; KULYUK, Leonid; TIONG, Kwong-Kaw (Technical University of Moldova, 2009)
    A systematic optical study of Mo1-xWxS2 single crystals grown by the chemical vapor transport method in a wide range composition (0 ≤ x ≤ 1) is presented. The optical characterization was carried out using piezoreflectance ...
  • Generalized hyperbolic model for I-V characteristic of semiconductor devices 
    PENIN, Alexandr; SIDORENKO, Anatoli (Technical University of Moldova, 2009)
    It is proposed to use the models of volt-ampere characteristics of semiconductor devices such as transistors and photovoltaic cells as a physically reasonable hyperbolic characteristic of the active two-pole with self-limitation ...
  • Măsurarea impedanţei în coordonate Carteziene prin metoda rezonanţei simulate 
    NASTAS, Vitalie; NICOLAEV, Pavel (Technical University of Moldova, 2009)
    This work describes the structure of the current commanded Cartesian coordinates impedance simulator, the modelling and analysis of the serial resonance circuit equilibration process using the simulation program MULTISIM, ...
  • Aspects of application of the impedance simulators for impedance measurement 
    NASTAS, Vitalie (Technical University of Moldova, 2009)
    The paper relates about some aspects of application of the metrological impedance simulators (MIS) for high precision impedance measurement. The classification of these devices and the most important requirements are ...
  • Application of Undular Analysis for Description of the Physical Phenomena 
    MIRONOV, Bettin (Technical University of Moldova, 2009)
    The spectral decomposition is one of the most fruitful methods applied in technique. However more often spectroscopic decomposition is applied to signals and functions, time-dependent, less often from spatial coordinates. ...
  • Radiation Effects in Low Dimensional Semiconductor Structures 
    SOBOLEV, Nikolai A. (Technical University of Moldova, 2009)
    The paper presents a survey of effects occurring in Si-Ge and III-V quantum dots, quantum wells, quantum wires and superlattices upon electron and proton irradiation as well as upon ion implantation. The important issue ...
  • Structura spectrelor de iradiere a politipului 2 4 ZnIn S la 80 K 
    ARAMĂ, E.; GHEORGHIŢĂ, E.; PÎNTEA, V. (Technical University of Moldova, 2009)
    In this article on the describe structure spectrum of radiation polities of 2 4 ZnIn S at 80 K relative thickness of plaque. Is proposed the optical transition energy for recombination holder with unbalanced load levels ...
  • Electrical behavior of the CdTe heterojunction cells fabricated on polyimide substrates 
    POTLOG, Tamara; SPALATU, Nicolaie (Technical University of Moldova, 2009)
    Hot-wall technique has been used for preparation of CdTe heterojunction cells on the polyimide substrates covered with ITO layer. Carrier transport mechanisms of the heterojunction cells are briefly discussed. It has been ...
  • Thermoelectric Properties of Bi microwires at Low Temperatures 
    KONOPKO, Leonid (Technical University of Moldova, 2009)
    The thermopower of single crystalline Bi microwires with diameters ranging from 0.1 to 14 μm were measured in the temperature range 4 – 300 K. Cylindrical crystals with glass coating were prepared by the high frequency ...
  • Structura Spectrelor de Iradiere ale Antimonidului de Galiu Dopat cu Fier pentru Diapazonul Spectral (0,8÷0,812)Ev 
    GHEORGHIŢĂ, Eugen; GUŢULEAC, Leonid; MELINTE, Victoria (Technical University of Moldova, 2009)
    Antimonidul of gallium is the family of materials with semiconductor properties. It has unusual properties and is less investigated compared to other combinations. In considering the work once the radiation spectra of ...
  • Modeling of Electronic Thermal Conductivity in Quasi-One-Dimensional Organic Crystals 
    CASIAN, Anatolie; BALMUS, Ion; DASHEVCKY, Zinovi; DUSCIAC, Viorel; DUSCIAC, Radu (Technical University of Moldova, 2009)
    The electronic thermal conductivity is modeled in quasi-one-dimensional organic crystals with the parameters of TCNQ chains in the TTF-TCNQ crystals. Two more important electron-phonon interactions and the scattering on ...
  • Implementarea litografiei cu sarcină de suprafaţă pentru mezo- şi nanostructurarea arseniurii de galiu 
    CORDUNEANU, Alexandru (Technical University of Moldova, 2009)
    În prezenta lucrare se demonstrează aplicabilitatea litografiei cu sarcina de suprafaţă la arseniura de galiu. Folosind metodologia acestei tehnologii pentru nitrura de galiu s-au obţinut mezastructuri de GaAs cu pereţi ...
  • Нанотехнологическая идентификация материальных ресурсов 
    БУЧАЦКИ, П.А.; РОТАРУ, О.М.; ТИГИНЯНУ, И.М.; ШКИЛЕВ, В.Д. (Technical University of Moldova, 2009)
    Предложен принципиально новый (нанотехнологический) подход к идентификации материальных ресурсов.
  • Artificial pinning centers on the MgB2 surface: the influence on the vortex flow in magnetic field 
    SURDU, A.; KOCH, Th.; ZDRAVKOV, V.; SOCROVISCHIUC, A.; PREPELITSA, A.; OBERMAIER, G.; WIXFORTH, A.; HAHN, H.; SIDORENKO, A. S. (Technical University of Moldova, 2009)
    Superconducting properties of high-quality films of the first multiband superconductor, magnesium diboride, have been investigated. The dominating role of thermally activated flux flow for the low parts of the superconducting ...
  • Nanostructuri de GaN în calitate de senzori de gaze 
    VOLCIUC, Olesea (Technical University of Moldova, 2009)
    În lucrare este prezentat răspunsul la gaze a nanostructurilor de GaN fabricate prin metoda Litografiei cu Sarcina de Suprafaţă. Sensibilitatea bună faţă de CO şi H2 precum şi timpurile mici de răspuns şi restabilire ...
  • Relaxarea de spin în monocristalele de antimonid de galiu dopate cu fier 
    GHEORGHIŢĂ, Eugen; ERMALAI, Felicia; CANŢER, Valeriu (Technical University of Moldova, 2009)
    In AIIIBV chemical combinations family, gallium antimonide is a material with unusual physical properties. Behavior of the transition elements like Iron, Chromium, Manganese, Nickel in various AIIIBV combinations is a ...

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