Browsing 2009 by Title

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  • Mecanismul şi rolul factorului cuantic în procesul de difuzie stimulată de fotoni a Zn în GaAs şi InP 
    ŞIŞIANU, Sergiu (Technical University of Moldova, 2009)
    În lucrare se propune modelul fizico-matematic în baza căruia sunt analizate şi calculate dependenţa coeficientului de difuziune stimulată de fotoni D(λ) a Zn în GaAs. Datele calculate corespund celor experimentale şi arată ...
  • Microelectronics and Computer Science. Proceeding of the 6th International Conference 
    Technical University of Moldova; Academy of Science of Moldova; Tiginyanu, I. M.; Balmus, I. (Technical University of Moldova, 2009)
    Proceeding of the 6th International Conference on Microelectronics and Computer Science.
  • Mining Visual Data 
    GROZAVU, Nistor; ROGOVSCHI, Nicoleta (Technical University of Moldova, 2009)
    The Internet offers to its users an ever-increasing number of information. Among those, the multimodal data (images, text, video, sound) are widely requested by users, and there is a strong need for effective ways to process ...
  • 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 ...
  • Morphemic Analysis. Classification of morphemes 
    CATERENCIUC, Svetlana (Technical University of Moldova, 2009)
    Close observation and comparison of words clearly shows that a great many words have a composite nature and are made up of smaller units, each possessing sound-form and meaning. These are generally referred to as morphemes ...
  • 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 ...
  • 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 ...
  • Nonmonotonic behaviour of superconducting critical temperature of Nb/CuNi bilayers with a nanometer range of layer thickness 
    MORARI, R.; ZDRAVKOV, V. I.; ANTROPOV, E.; SOCROVISCIUC, A.; PREPELITA, A.; TAGIROV, L. R.; KUPRIYANOV, Mu. Yu.; SIDORENKO, A. S. (Technical University of Moldova, 2009)
    Present work reports the result of the proximity effect investigation for superconducting Nb/CuNi-bilayers with the thickness of the ferromagnetic layer (CuxNi1-x) being in the sub-nanometer range. It was found a non-monotonic ...
  • Nouvelles technologies d'information et de communication dans l'enseignement des étudiants de la Filière Francophone Informatique et ceux du Département Informatique Appliquée 
    TCACI, Olga; SEVERIN, Olga; ISTRATI, Daniela (Technical University of Moldova, 2009)
    L’apparition des nouvelles technologies multimédias, imposent les professeurs à trouver des nouvelle méthodes interactives d’enseignement. Etant donné le fait que nous enseignons à la faculté Ordinateurs Informatique et ...
  • 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 ...
  • Observation of Quantum Oscillations in Single Crystal Bi Nanowires 
    KONOPKO, Leonid (Technical University of Moldova, 2009)
    We present here experimental measurements of Aharonov-Bohm (AB) oscillations on single Bi nanowires with diameter d < 80 nm. The single nanowire samples were prepared by Ulitovsky technique and represented cylindrical ...
  • Omogenitatea – proprietate de bază a circuitelor digitale testabile 
    COJOCARU, Ion; ŞERBANAŢI, Luca; PĂVĂLOIU, Bujor; RADOVICI, Alexandru; VASILOŢEANU, Andrei (Technical University of Moldova, 2009)
    Solving the problem of Design for Testability (DFT) supposes not just studying the modern promising ways, but deep studying of the different traditional aspects connected to synthesis of easy testable digital circuits (DC). ...
  • 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 ...
  • Organizarea Transferului de Date Concurent în Baza Modelelor RPH 
    ABABII, Victor; SUDACEVSCHI, Viorica (Technical University of Moldova, 2009)
    În lucrare se propune o metodă de organizare a transferului de date în baza modelelor de reţele Petri Hard pentru sistemele de calcul cu magistrală comună. S-a propus un sistem de calcul care conţine o mulţime de dispozitive ...
  • Oscillations of kinetic coefficients of semimetals 
    BODIUL, P.; DRAGUTSAN, N.; COTYRSHEV, S. (Technical University of Moldova, 2009)
    An expression for the Fermi level displacement upon appearance of a disbalance between the carriers of electron and hole type is deduced. A model of two subsystems of carriers is suggested, which explains the experimentally ...
  • Output Characteristics of Heterolasers with a Wide Stripe Contact 
    STETSIK, Victor M.; ALISENOK, Evgenii V.; KONONENKO, Valerii K.; MANAK, Ivan S.; POLIKARPOV, Sergei S. (Technical University of Moldova, 2009)
    Output power characteristics of high efficiency quantum-well heterolasers with a wide stripe contact based on the AlGaInAs semiconductor compounds are studied. It is shown that the laser elements can be applied together ...
  • Parity analysis of convergent fan-out signals for the Schneider’s counterexample digital circuit 
    COJOCARU, Ion; ŞERBANAŢI, Luca; PĂVĂLOIU, Bujor; RADOVICI, Alexandru; VASILOŢEANU, Andrei (Technical University of Moldova, 2009)
    The digital circuit, DC, of the counterexample Schneider was used as a logic structure to which it was demonstrated the insufficiently of the sensitization method for one way (DALG-I), for discovering the error 6≡0 and the ...
  • Photoluminescence of ZnTe nanowires prepared by electrochemical etching of bulk ZnTe 
    MONAICO, E.; COSEAC, V.; URSAKI, V.V.; SYRBU, N.N.; TIGINYANU, I.M. (Technical University of Moldova, 2009)
    We demonstrate the preparation of ZnTe nanowires with the diameter of 50 nm from bulk p-type ZnTe by means of electrochemical treatment in a pulse regime. The nanowires demonstrate photoluminescence characteristics identical ...
  • PNStudio -Toolkit de Simulare Animată a Reţelelor Petri Hibride Reconfigurabile 
    ŢURCANU, Iurie; CIUMAC, Artiom; GUŢULEAC, Emilian (Technical University of Moldova, 2009)
    În lucrare sunt prezentate aspecte de elaborare şi utilizare a unui sistem software instrumental PNStudio -Toolkit, realizat pentru modelarea, verificarea funcţională, simularea animată şi evaluarea performanţelor proceselor ...
  • Polaroid Optocouplers LED-phototransistor 
    CIURUŞ, I. M.; GRAUR, A. (Technical University of Moldova, 2009)
    The applications field of the optocouplers, in the case when the user has access to the optical path of the light beam, becomes larger and larger. Polaroid optocoupler LED–phototransistor is a device in which it is introduced ...

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