2011: Recent submissions

  • VENGER, E. F.; IEVTUSHENKO, A. I.; MELNICHUK, L. Yu.; MELNICHUK, O. V. (Technical University of Moldova, 2011)
    We present the results of IR spectroscopy and attenuated total reflection (ATR) investigations of the properties of polar optically anisotropic ZnO films on hexagonal 6H-SiC single crystals. The ATR and IR reflection spectra ...
  • GHEORGHIŢĂ, Eugen; MIHĂLACHE, Alexei; TURTĂ, Constantin (Technical University of Moldova, 2011)
    În această lucrare se prezintă pentru discuţie rezultatele studierii spectrelor de rezonanţa nucleară gama (Spectrelor Mössbauer, SM) al antimonidului de galiu dopat cu izotopul 57Fe în diapazonul de concentraţii (1÷3 % ...
  • SAPOVAL, Oleg (Technical University of Moldova, 2011)
    Metalorganic aerosol deposition is a suitable technique for the synthesis of a wide range of complex oxides thin films. The present paper reports on growth of high quality multilayered structures on the base of functional ...
  • KONOPKO, Leonid (Technical University of Moldova, 2011)
    At room temperature We have investigated the transverse thermopower in thin single-crystal bismuth microwires. The single-crystal nanowire samples in the diameter range 2 - 15 μm were prepared by the high frequency liquid ...
  • KLYUKANOV, A. A.; GASHIN, P. A.; SCURTU, R. (Technical University of Moldova, 2011)
    A microscopic many-body transport approach for electronic properties of spatially inhomogeneous systems is developed at the fully quantum-mechanical level by means of plane wavelets second quantization representation. It ...
  • MEGLEI, Dragosh; CUROSHU, Nikolai; STICH, Ivan (Technical University of Moldova, 2011)
    The aim of our research was to prepare micro- and nanowires of n- and p-type Bi2Te3 in glass insulation and to study their thermoelectric properties as a function of heat treatment, i.e., annealing, recrystallization, and ...
  • GANGAN, Sergiu; TROFIM, Viorel (Technical University of Moldova, 2011)
    This charge controller can be used with all different types of photovoltaic panels and batteries. Its control unit generates variable 0-100% duty cycle, resulting in efficient battery charging. To optimize the energy losses ...
  • БОДЮЛ, Павел; ПОПОВ, Иван; МОЛОШНИК, Евгений; ДРАГУЦАН, Николай; ГРИЦКО, Роман; КОТЫРШЕВ, Сергей (Technical University of Moldova, 2011)
    В данной работе изучалось комбинированное воздействие продольного магнитного поля и упругого растяжения на термоэлектрические свойства тонких нитей Bi0.88Sb0.12, полученных по методу Улитовского, и легированных донорными ...
  • IOVU, M. S.; BENEA, V. G.; COLOMEICO, E. P.; COJOCARU, I. A. (Technical University of Moldova, 2011)
    The experimental investigations of the influence of the light irradiation on the optical parameters of amorphous As45S15Se40 thin films prepared by „flash” thermal evaporation was investigated. From the experimental ...
  • 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.
  • GHEORGHIŢĂ, Eugen; GHEORGHIŢĂ, Andrian; ZLOTEA, Olga; POSTOLACHI, Igor (Technical University of Moldova, 2011)
    In the present paper it is analyzed, using the Alentz-Fox method, the structure of the radiation spectrum of gallium antimonide doped with antimony at 2K temperature in absence of the external magnetic field. It is ...
  • BARANOV, Simion; CHEBAŞ, Victor (Technical University of Moldova, 2011)
    This report represents a concise analysis of the applicative science management in the planned economy and its changes to the market economy during 20 years of transition, based on historic data of scientific research ...
  • DRUZHININ, A. A.; KHOVERKO, Yu. M.; OSTROVSKII, I. P.; NICHKALO, S. I.; NIKOLAEVA, A. A.; KONOPKO, L. A.; STICH, I. (Technical University of Moldova, 2011)
    Resistance and magnetoresistance of Si, Ge and Si-Ge micro- and nanowires were studied in temperature range 4,2-300 K at magnetic fields up to 14 T. The wires diameters range from 200 nm to 20 m. Ga- In gates were created ...
  • MIRONOV, Bettin (Technical University of Moldova, 2011)
    As a result of research of wave function properties it was found that the waves form stable states of arbitrary complexity and this allows to admit that wave functions can serve as a physical basis for an algebra of ...
  • 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 ...
  • MEGLEI, D.; DYNTU, M. (Technical University of Moldova, 2011)
    These studies and analysis of the literature data showed that these BMs can be used for the manufacture of sensing devices. In this work, we propose a technique of preparation of transducers using the studied BMs suitable ...
  • SHISHIYANU, Sergiu T. (Technical University of Moldova, 2011)
    The effects of γ – irradiation on the physical and electrical properties of ZrO2 and HfO2 based high-k MOS structures were studied. The doses of γ –irradiation applied have been up to 80 Gray. The C-Vcharacteristics seeing ...
  • MEGLEI, D.; DYNTU, M. (Technical University of Moldova, 2011)
    The results show the possibility of using microwires of cadmium doped bismuth as a magnetic field sensor. The technique of preparation of microresistors using the studied microwires is proposed; these microresistors have ...
  • BELENCHUK, A.; CANTSER, V.; MOSHNYAGA, V.; SAPOVAL, O.; ZASAVITSKI, E. (Technical University of Moldova, 2011)
    Epitaxial La1-xBaxMnO3 thin films were grown on SrTiO3(100) substrates by metalorganic aerosol deposition technique. AFM surface analysis indicates a layer-by-layer growth mode. The occurrence of Laue thickness fringes in ...
  • KERNER, Iacov (Technical University of Moldova, 2011)
    Diode detectors (DD) are widely used in electronic information and communication systems. In this paper the numerical modeling of the electrical potential distribution and current passing in the contacts of niobium nitride ...

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