Browsing 2015 by Title

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  • Birefringence in CdGa2S4 Crystals 
    TIRON, A. V.; PARVAN, V. I.; SYRBU, N. N.; ZALAMAI, V. V. (Technical University of Moldova, 2015)
    In СdGа2S4 crystals Fabry-Perot and birefringence interference spectra were investigated. Spectral dependences of refraction indexes for ordinary and extraordinary light waves are defined. The spectral dependence Δn = ne ...
  • Birefringence in Quantum Wells 
    DOROGAN, A.; DOROGAN, V.; SYRBU, N.; ZALAMAI, V. (Technical University of Moldova, 2015)
    Polarization dependences of reflection and wavelength modulated reflection spectra of quantum wells In0.68Al0.1Ga0.13As/ In0.42Al0.22Ga0.24As were investigated. Spectral dependences of refractive indices, extinction ...
  • Birefringence in ZnP2-D4 
    STAMOV, I. G.; ZALAMAI, V. V.; NEMERENCO, L.; SYRBU, N. N. (Technical University of Moldova, 2015)
    Spatial dispersion in ZnP2-D48 has been studied. The spectral dependences of the refractive index nс (Е||с, k||a), nа (Е||а, k||с) and nb (E||b, k||c) had been determined. ZnP2-D4 8 crystals are isotropic at λо=612nm ...
  • Calculul indicelui de refracție din spectrele de interferență. Implementarea în procesul de studiu 
    PARVAN, V. (Technical University of Moldova, 2015)
    Specified method has a high educational value due to possibility to process obtained data in specialized application. This application allows executing mathematical operations with data arrays, mathematical analysis of ...
  • Cercetarea amplasării senzorului de cîmp magnetic pe bordul satelitului SATUM 
    CANDRAMAN, S.; SECRIERU, N. (Technical University of Moldova, 2015)
    The paper deals with the optimal placement of the magnetic field sensor on the board of microsatellite SATUM. We propose two variants investigated for implementation, location outwards or even on a telescopic system which ...
  • Chaos Based Communication of Multi Section Semiconductor Lasers with an Air Gap 
    ANTOHI, I.; SANDUTA, S.; RUSU, S. S.; TRONCIU, V. Z. (Technical University of Moldova, 2015)
    We report the results of the dynamical behavior of a novel integrated semiconductor laser subject to multiple optical feedback loops. The laser’s structure consists of distributed feedback section coupled to multi section ...
  • Chaos Based Communication of Multi Section Semiconductor Lasers with an Air Gap 
    ANTOHI, Ion; SANDUŢA, Stanislav; RUSU, Spiridon; TRONCIU, Vasile (Technical University of Moldova, 2015)
    We report the results of the dynamical behavior of a novel integrated semiconductor laser subject to multiple optical feedback loops. The laser’s structure consists of distributed feedback section coupled to multi section ...
  • A Chaotic Sensor with Conductivity Titration for Water Quality Measurements 
    COJOCARU, V. P. (Technical University of Moldova, 2015)
    We present a simple sensor based on chaotic dynamics for measurements water quality. This paper is a summary of results reported by author in previous papers.
  • A Chaotic Sensor with Conductivity Titration for Water Quality Measurements 
    COJOCARU, V.P. (Technical University of Moldova, 2015)
    We present a simple sensor based on chaotic dynamics for measurements water quality. This paper is a summary of results reported by author in previous papers.
  • The Charge Relaxation in Semiconductors and in Elements of Microelectronics 
    KHOLOMINA, T. A. (Technical University of Moldova, 2015)
    The analysis of existing theoretical models for the description of relaxation processes in semiconductors and semiconductor barrier structures has been carried out. The criteria allowing the use of transport models of ...
  • Computational Infrastructure for Porting and Execution Complex Applications in Moldova 
    BOGATENCOV, P.; ILIUHA, N.; CALMIS, E.; HANCU, B.; PATIUC, V.; SECRIERU, G. (Technical University of Moldova, 2015)
    This paper presents the experience of creation and operation of the computing infrastructure that incorporates the resources of multiprocessor clusters of the State University of Moldova and the Institute of Mathematics ...
  • Connecting the Infrastructure of National Centre of Space Technologies to Global Educational Network for Satellite Operations 
    BOSTAN, Ion; CANDRAMAN, Sergiu; SECRIERU, Nicolae; MARGARINT, Andrei (Technical University of Moldova, 2015)
    The paper deal with an innovative method of connection and data transmission between a satellite and the ground stations. Authors suggest using a distributed network of ground stations, which simultaneously or separatly ...
  • Converter Structure of Time-and-Frequency Signals Parameters into Code of Two Variables on the Radial-Based Networks Basis 
    CHELEBAEV, S. V.; CHELEBAEVA, Y. A. (Technical University of Moldova, 2015)
    Reasons for radial-based network application for converters creation of time-and-frequency signals parameters of two variables are given. Converter structure of time-and-frequency signals parameters into digital code of ...
  • Deployment of the Scientific Cloud Computing Infrastructure in Moldova 
    DEGTEARIOV, Nichita; BOGATENCOV, Petru; ILIUHA, Nicolai; HOROS, Grigorii (Technical University of Moldova, 2015)
    Development of scientific computing infrastructure significantly influences on various fields of science that require complex computational problems solving and unified sets of commonly used services providing. In Moldova ...
  • Despre fiabilitatea hardware a rețelei de comunicații MPLS 
    ȚURCANU, D. N.; NISTIRIUC, P. P.; ALEXEI, A. S.; FINCIUC, S. I.; CHIHAI, A. G.; RUSSU, G. V.; NISTIRIUC, I. V.; BAXAN, L. V. (Technical University of Moldova, 2015)
    In order to analyze MPLS (Multiprotocol Label Switching) network hardware reliability, the method of semi – Markov systems phase enlargement is used.
  • Despre Posibilitatea Cuantificării Pregătirii Profesionale a Cadrelor Didactice 
    CALALB, Mihail (Technical University of Moldova, 2015)
    A set of four proactive measures is proposed by the author in order to contribute to a substantial reform of educational system. The wide participation of international partners and experts is seen as a must in actual ...
  • 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 ...

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