IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Conferinţa "Microelectronics and Computer Science" by Title

Browsing Conferinţa "Microelectronics and Computer Science" by Title

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  • Optical properties and photoconductivity of amorphous As2Se3:Sn thin films 
    HAREA, D. V.; IOVU, M. S.; COLOMEICO, E. P.; COJOCARU, I. A.; HAREA, E.; IOVU, M. A. (Technical University of Moldova, 2011)
    From scientific point of view, because the composition of chalcogenide glass (ChG) determine the kind of structural units and the mean coordination number, in the present work the amorphous films of the As2Se3:Sny (y=0÷10.0 ...
  • Optical sensors and 2D all optical memory - new photonic devices based on plasmonic resonance 
    POPESCU, Aurelian (2014)
    In report is made the synthesis of the surface plasmon polariton propagation phenomenon. Methods such as Maxwell equations, Drude model used to describe the light confinement at the interface between two media are analyzed. ...
  • Optimization of free energy gain procedures - fundamental goal for ensuring sustainable development 
    AGARWAL, Elena; BOŞNEAGA, Iurie (Technical University of Moldova, 2017)
    There is little consensus over the definition of life, and, consequently, development and its optimization. We consider that the fundamental distinction of living beings (organisms) - in contrast to lifeless (inanimate) ...
  • Optimization of light action spectra for porphyrins in vivo 
    BARUN, V.; DICK, S.; SONTEA, V.; ABRAMOVICH, N.; SERYAKOV, A. (Tehnica UTM, 2014)
    Light action spectra for main skin chromophores are simulated. Porphyrins are selected as target chromophores. They can produce singlet oxygen (SO) reactions under tissue irradiation, which acts as a natural photosensitizer. ...
  • Optimized growth of VO2 thin films by metalorganic aerosol deposition 
    SHAPOVAL, O.; BELENCHUK, A.; ZASAVITCHI, E.; VATAVU, S.; CHIRITA, A. (Technical University of Moldova, 2017)
    VO2 is a unique strongly correlated material that possesses a first order phase transition from tetragonal to monoclinic structure at near room temperature (68℃) with simultaneous ultrafast changes in electrical and optical ...
  • Optimizing the cost to quality ratio in ultrasonic imaging 
    LIE, Ioan; TĂNASE, Mihail Eugen (Technical University of Moldova, 2005)
    The paper deals with a part of the grant and phd research of the authors in obtaining quality ultrasonic images with a simple electronic equipment. Having in mind the fact that the image resolution increases with the number ...
  • 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 ...
  • Oscilaţiile cuantice, proprietăţile magnetice şi supraconductibile ale interfeţelor nanodimensionale din Bi şi aliagele Bi-Sb 
    MUNTYANU, F. M.; CONDREA, E.P.; CHISTOL, V.G. (Technical University of Moldova, 2017)
    În stare normală 3D izolatorii topologici Bi1-x Sbx, precum şi Bi semimetalic, sunt diamagnetici şi nu prezintă supraconductibilitate pînă la temperature ultrajoase (< 50 mK), dat fiind faptul, că posedă o densitate a ...
  • Oscillation of the superconducting critical temperature in superconductor/ferromagnet bilayers 
    ZDRAVKOV, V.; SIDORENKO, A.; RYAZANOV, V.; OBOZNOV, V.; HORN, S.; WIXFORTH, A.; TIDECKS, R. (Technical University of Moldova, 2005)
    Present work reports the results of proximity effect investigation for superconducting Nb-Cu/Ni bilayers with the thickness of the ferromagnetic layer (CuxNi1-x) being in sub-nanometer scale. It was found a non-monotonic ...
  • 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 ...
  • Oптическая нутация в экситонной области спектра 
    ХАДЖИ, П.И.; ВАСИЛЬЕВ, В.В. (Tehnica UTM, 2014)
    В приближении среднего поля изучено явление оптической нутации в экситонной области спектра c учётом экситон-фотонного и упругого экситон-экситонного взаимодействий. Показано, что особенности протекания явления нутации ...
  • Parallel Web search: modern application architectures 
    MOCANU, Mihai; DOROBANŢU, Mihai; POPA, Mihai (Technical University of Moldova, 2005)
    In virtual information world, containing billions or more Web pages, search engines is still the main mechanism for accessing information. Although today the main utility of the Internet is for interactive access to documents ...
  • Parameter transmission protocol for grid image processing 
    PESCARU, Dan; TOMA, Corneliu; CHIRILA, Ciprian; GUI, Vasile; TUNDREA, Emanuel (Technical University of Moldova, 2005)
    This paper describes a protocol for parameters transmission used in a framework for parallel mplementation of a large class of image processing algorithms. The purpose of the framework is to develop these algorithms with ...
  • 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 ...
  • Parrot virtual machine as a pedagogic tool 
    APERGHIS-TRAMONI, C.; GUIZOL, J. (Technical University of Moldova, 2005)
    Such a machine is perfectly adapted to machine language learning, it makes possible to concentrate all of the teaching on the assembly characteristics disregarding all that connects it to the reality of an existing machine. ...
  • Particularitățile relaxării spinului electronilor în antimonidul de galiu dopat cu fier 
    GHEORGHIȚĂ, Andrian; GHEORGHIȚĂ, Eugen; GUȚULEAC, Leonid; MIHĂLACHE, Alexei (Tehnica UTM, 2014)
    The present paper analyzes the influence of iron upon mechanisms of the spin relaxation in the gallium antimonide, doped with iron in concentrations of up to 3% at. It is demonstrated, that the for low concentrations of ...
  • Particularităţile de structură a spectrelor de iradiere ale tioindatului de zinc dopat cu mangan (ZnIn2S4 :Mn) 
    ARAMA, E.; GHEORGHITA, E.; PINTEA, V. (Technical University of Moldova, 2011)
    The present paper analyzes the structure of radiation spectra recorded for ZnIn2S4 doped (ZnIn2S4 :Mn), using different ways of excitement. It showed some features identified as transitions optical impurity type intercentru.
  • Particularităţile proiectării reţelei de televiziune digitală terestră DVBT-2 în Republica Moldova 
    BELENIUC, Cristina; URSACHI, Tatiana; AVRAM, Ion (Technical University of Moldova, 2017)
    DBV-T (Digital Video Broadcasting - Terrestrial) is the terrestrial digital transmission system specified in the DVB standard and offers the ideal solution for direct transmission of televisions programs to viewers. DVB-T ...
  • Patient-Specific Modeling by 2D and 3D Visual Membrane Petri Nets 
    PROFIR, Aurelia; PREPELIŢĂ, Laura; DAMASCHIN, Roman; YANG, Binglin (Technical University of Moldova, 2011)
    A Patient-specific modeling of the glycemia level in patients with type 1 diabetes mellitus by using 2D and 3D Visual Membrane Petri Nets software applications is described. This model allows to calculate the glycemia level ...

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