Browsing 2015 by Title

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  • Development of Electronic Equipment for Trolleybuses with Autonomous Power Source 
    MOTROI, Al.; EŞANU, V.; NUCA, I.; OLEVSCHI, G.; NUCA, I. (Technical University of Moldova, 2015)
    In this paper we present the development of a system with autonomous power source for trolleybuses. These newly developed rechargeable batteries powered system are supposed to allow a trolleybus to move away from grid lines ...
  • Development of Materials for Thermoelectric Generators: Superlattice Ca3Co4O9-Sr3Co4O9 
    SHAPOVAL, O.; BELENCHUK, A.; JOOSS, C.; RODDATIS, V.; MOSHNYAGA, V. (Technical University of Moldova, 2015)
    We have prepared multilayered structures composed from misfit layered Ca- and Sr- cobaltates by Metalorganic Aerosol Deposition technique. X-ray and Transmission Electron Microscopy analyzes confirms the forming superlattice ...
  • Dezvoltarea capitalului uman prin alocarea investițiilor în potențialul intelectual 
    SAVA, Lilia; GUJUMAN, Lucia; SOROCHIN, Serafima; GRIŢCO, Maria; BEŢIVU, Natalia (Technical University of Moldova, 2015)
    At present, the majority of organizations undergo structural and social changes as a result of globalization and increased exchange of information. The key to the success and competitiveness is humane capital. Transition ...
  • The Dispersion Energies Wemple-Didomenico in Nanomultilayers Based on As2S3-Se and Ge5As37S58-Se Chalcogenide Glasses 
    PAIUK, O.; STRONSKI, A.; SENCHENKO, O.; LASHKARYOV, V.; MESHALKIN, A.; ACHIMOVA, E.; ABASKIN, V.; TRIDUH, G.; PRISACAR, A. (Technical University of Moldova, 2015)
    The dispersion energies and the single oscillator energies were calculated using the optical transmission data in amorphous chalcogenide nanomultilayers based on As2S3–Se and Ge5As37S58–Se. It is shown that the dispersion ...
  • Doparea oxidului de cupru pentru aplicaţii senzoriale 
    ABABII, N.; POSTICA, V.; CREŢU, V.; RAILEAN, S.; ŞONTEA, V.; LUPAN, O.; MONAICO, E. (Technical University of Moldova, 2015)
    Nanostructured Al- and Ag-doped films were deposited by synthesis from aqueous chemical solutions SCS. It was demonstrated change in selectivity of sensors based on the doped films. For Ag-doped films has been obtained ...
  • Dynamic Method of Brain Cooling 
    COJOCARU, V. P.; TUGUI, P. S.; FEDORISIN, T.; POSTICA, I. V.; GALUS, R. (Technical University of Moldova, 2015)
    In this work we describe the construction of a noninvasiv hypothermic system of descent a brain temperature used in the treatment of stroke. Thermoelectric effect is based on peltier elements.The device is used for those ...
  • Dynamics of Quantum Dots Lasers under the Influence of Double Cavity External Optical Feedback 
    SANDUTA, A.; RUSU, S. S.; TRONCIU, V. Z. (Technical University of Moldova, 2015)
    We report the results of numerical investigations of the dynamical behavior of an integrated device composed of a semiconductor laser with quantum dots active medium and a double cavity that provides optical feedback. Due ...
  • Dynamics of Quantum Dots Lasers under the Influence of Double Cavity External Optical Feedback 
    SANDUŢA, Ana; RUSU, Spiridon; TRONCIU, Vasile (Technical University of Moldova, 2015)
    We report the results of numerical investigations of the dynamical behavior of an integrated device composed of a semiconductor laser with quantum dots active medium and a double cavity that provides optical feedback. Due ...
  • Efficient and Flexible Live Streaming from Telescope 
    BARBOVSCHI, A.; MARGARINT, A. (Technical University of Moldova, 2015)
    One of the aspects of educational use of an astronomical observatory is organizing live streaming sessions. In order to succeed it is necessary to choose the right methodology of organizing such events, which would allow ...
  • Efficient and Flexible Live Streaming from Telescope 
    BARBOVSCHI, A.; MARGARINT, A. (Technical University of Moldova, 2015)
    One of the aspects of educational use of an astronomical observatory is organizing live streaming sessions. In order to succeed it is necessary to choose the right methodology of organizing such events, which would allow ...
  • Elaborarea modelului fiabilității pentru rețelele de comunicații 
    ȚURCANU, D. N.; NISTIRIUC, P. P.; ALEXEI, A. S.; FINCIUC, S. I.; CHIHAI, A. G.; RUSSU, G. V.; NISTIRIUC, I. V. (Technical University of Moldova, 2015)
    Based on a framework of semi-Markov processes and a method of phase consolidation the model of failure – free networks was designed.
  • Electrical Properties of Zinc Phosphide Crystals 
    MOROZOVA, V. (Technical University of Moldova, 2015)
    The results of the study of electrical properties of zinc phosphide crystals are presented. S-type current-voltage characteristics were observed. The switching effect and electrical memory were obtained during the investigation ...
  • Electroconductibilitatea peliculelor subţiri de calcogenuri în bază de telur cu contacte din Au şi Ag 
    CIOBANU, M.; ŢIULEANU, D. (Technical University of Moldova, 2015)
    The current - voltage characteristics of some Te – based glassy chalcogenides with Au and Ag paste contacts are studied, paying attention to effect of temperature and annealing on electrical conductivity of the entire ...
  • Elemente defazoare de tip RC 0 cu caracteristici superioare 
    DIMITRACHI, S.; DIMITRACHI, N.; DEGTEARI, L.; IOV, V. (Technical University of Moldova, 2015)
    In this work it is proposed and analyzed a new method of producing phase shifter elements from multiple threads coaxial microwire taking as example phase shifter at -45°. It shows the advantages of the proposed method ...
  • Estimarea calității de transmisiune a informației în sistemele de radiocomunicații și STIFO 
    CHIHAI, A. G.; NISTIRIUC, A. P.; BEJAN, N. P.; IAZLOVEŢCHI, M. L.; BAXAN L. V.; NISTIRIUC, P. V.; POPOVICI, N.; DRAGUŢAN, N.; RUSSU, G. (Technical University of Moldova, 2015)
    For radio systems and FOTS (Fiber Optic Transmission Systems) were estimated values of SNR (Signal-to Noise Ratio), taking into account that are known values of BER (Bit Error Rate) and type of modulation.
  • Evaluarea performanțelor tehnologiilor MPLS și Frame Relay în baza operatorului Uniflux-Line 
    ȚURCANU, D. N. (Technical University of Moldova, 2015)
    In this research, we will conducting a evaluation of performance between Multiprotocol Label Switching (MPLS) and Frame Relay on base of the Uniflux-Line operator, and compare the results between them using Graphical Network ...
  • Extinderea suprafeţei membranelor ultra-subţiri în baza GaN în procesul de fabricare prin utilizarea litografiei cu sarcină de suprafaţă 
    BATÎRI, M.; CIOBANU, V.; BRANIŞTE, F.; MONAICO, E.; TIGINYANU, I. (Technical University of Moldova, 2015)
    We propose for the implementation a cost effective technological route in the obtaining process of ultrathin GaN membranes. Our technique is based on the modified version of previously described Surface Charge Lithography ...
  • Features of Tariffs Determination for Telecommunications Services on The Basis of the Simulation the Cost of Their Providing 
    GRANATUROV, V.; KAPTUR, V.; POLITOVA, I. (Technical University of Moldova, 2015)
    The proposed approach to determination of tariffs for telecommunication services allows to take into account nature and specific characteristics of each services and conditions of providing, in contrast to existing. The ...
  • Functional Language for Map-Reduce Architecture 
    MALIȚA, M.; ȘTEFAN, G. M. (Technical University of Moldova, 2015)
    Functional forms proposed by John Backus are used to specify a Map-Reduce Architecture. The associated functional programming language is defined as a Scheme-like language.
  • Gunn Diodes Based on Graded-Gap Semiconductor Nitrides with Boron Nitride 
    STOROZHENKO, I. P.; TIMANYUK, V. A.; YAROSHENKO, A. N.; ARKUSHA, Yu. V. (Technical University of Moldova, 2015)
    The paper presents the results of numerical experiments on the oscillation generation using the n+-n-n+ transfer electron device based on InBN and GaBN graded gap semiconductor compounds at different BN distribution. We ...

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