2013: Recent submissions

  • MOSCALENCO, V. A.; DOHOTARU, L. A.; DIGOR, D. F.; CEBOTARI, I. D. (Technical University of Moldova, 2013)
    The twofold degenerated Anderson impurity model in superconducting state is investigated and the strong electronic correlations of impurity ion are taken into account by elaborating suitable diagram technique. We obtain ...
  • POSTICA, Vasile; CREŢU, Vasilii; LUPAN, Oleg (Technical University of Moldova, 2013)
    In this work is presented PSpice circuit models of hydrogen gas nanosensor using individual zinc oxide nanowire with fast response at room temperature and of an individual ZnO microwire-based ultraviolet (UV) photodetector. ...
  • SIRBU, L.; DANILA, M.; MULLER, R.; GHIMPU, L.; DOBLETBAEV, R.; DASCALU, T.; GRIGORE (SANDU), O.; SARUA, A.; URSAKI, V. (Technical University of Moldova, 2013)
    We developed a combination of technology for deposition contacts/wires upon nanoporous InP thin film structures and RF sputtering InP films. Indium phosphide (InP) films were deposited onto glass substrate using RF magnetron ...
  • MUNTYANU, F. M.; GILEWSKI, A.; ZALESKI, A. J.; PALEWSKI, T.; MUNTEANU, V.; CHISTOL, V. (Technical University of Moldova, 2013)
    We present the results of investigation of magnetic properties and high-field (up to 40 T) galvanomagnetic phenomena in bicrystals of 3D topological insulator Bi1−x Sbx (0.07 < x <0.22) with nanowidth interfaces (~100 nm). ...
  • MASHNIC, A.; NEMERENCO, L.; SYRBU, N. N.; URSAKI, V. V.; ZALAMAI, V. V. (Technical University of Moldova, 2013)
    The anisotropy of transmission spectra was investigated in TlGaS2 crystals. An intensive transmission line was found in samples placed between two crossed polarizers. Ground and excited states of excitons were detected in ...
  • ARAMA, Efim; VOVC, Victor; GHEORGHITA, Eugene Iv.; PINTEA, Valentina (Technical University of Moldova, 2013)
    Radiative recombination spectra of Mn-doped zinc tioindat single crystals have been analyzed in the work. The emission spectra interval close to its maximum (1,91±0,2) eV contains a number of the special features which ...
  • SHISHIANU, S.; VERJBITKI, V.; SHISHIANU, T.; MACHIDON, A. (Technical University of Moldova, 2013)
    Gas-sensors based on ZnO films give an opportunity to measure some parameters of gase-medium in a large band of temperature and pressure. In this article is described the device which allows measuring and imaging on display ...
  • DOROGAN, Valerian; VIERU, Tatiana; VIERU, Stanislav; DOROGAN, Andrei (Technical University of Moldova, 2013)
    The paper is focused to study the photosensitivity modulation in crystalline and nanostructured materials. The photoresistor with modulated photosensitivity on the basis of III-V compounds was elaborated. In the results ...
  • SIRBU, L.; GHIMPU, L.; MULLER, R.; VOICU, R.; DASCALU, T.; SERGENTU, V.; DOBLETBAEV, R.; URSAKI, V. (Technical University of Moldova, 2013)
    The hydrophobic properties were achieved for RF-sputtered ultra-thin polytetrafluoroethylene (PTFE) films deposited on silicon surfaces. In our investigation, super-hydrophobic surfaces with water contact angles higher ...
  • STAMOV, I. G.; SYRBU, N. N.; PARVAN, V. I.; ZALAMAI, V. V. (Technical University of Moldova, 2013)
    The spectral dependence of Δn = no - ne of CdGa2S4 crystals in short- and long- wavelength part of isotropic wavelength λ0 = 485.7 nm (300 К) was determined. It was established what in the case when λ > λ0 Δn is positive ...
  • POPA, V.; BRANISTE, F.; TIGINYANU, I. M.; LISII, C.; NACU, V. (Technical University of Moldova, 2013)
    The potential of semiconductor nanoparticles as stimulator for avian mesenchyme stem cells proliferation enhancement is demonstrated. The effect is related to nanoparticles polarization due to external ultrasound field ...
  • ENACHI, Mihail; BRANISTE, Tudor; BORODIN, Eugeniu; POSTOLACHE, Vitalie (Technical University of Moldova, 2013)
    Relaxation of photoconductivity is investigated in titania nanotubes produced by electrochemical treatment of Ti foils in organic electrolytes with subsequent thermal treatment at 400 oC in air. The photoconductivity was ...
  • GHIMPU, L.; PAUPORTE, T.; GUERIN, V. M.; LUPAN, O.; TIGINYANU, I. (Technical University of Moldova, 2013)
    This work demonstrates a cost-effective synthesis of nanofibrous ZnO layers by a magnetron sputtering. We present the results of layer characterization by scanning electron microscopy, X-ray diffraction, energy dispersive ...
  • CASIAN, Anatolie; BALMUS, Ion; SANDULEAC, Ionel (Technical University of Moldova, 2013)
    Thermoelectric sensors of infrared radiation are widely used in the detectors of IR radiations, in the systems of night vision, in the thermometers for contactless measurement of temperature including the human body one, ...
  • MONAICO, Eduard; TIGINYANU, Ion; NIELSCH, Kornelius; URSAKI, Veaceslav; COLIBABA, Gleb; NEDEOGLO, Dmitrii; COJOCARU, Ala; FÖLL, Helmut (Technical University of Moldova, 2013)
    We report on a comparative study of the pore growth during anodization of a narrow-bandgap III-V compound (InAs), a medium-bandgap III-V one (InP) and wide-bandgap II-VI semiconductors (ZnSe and Zn0,4Cd0,6S). According to ...

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