Browsing 2011 by Title

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  • Periodic Signals From a Nanopore Coulter Counter 
    RUDZEVICH, Y.; LIN, Y.; EVANS, G.; ORDONEZ, A.; LUPAN, O.; CHOW, L. (Technical University of Moldova, 2011)
    In this work, we report the observation of periodic signals from a Coulter counter that employed glass pipettes. These periodic signals occurred even when no nanoparticles were presented in the counter. Observed phenomenon ...
  • Perspectives of Single Cast Nanowires Technology 
    IOISHER, Anatolii; BADINTER, Efim; LEPORDA, Nicolae; POSTOLACHE, Vitalie; MONAICO, Eduard; TIGHINYANU, Ion (Technical University of Moldova, 2011)
    The paper is dedicated to production potential of glass-coated cast nanowire with metal-, semimetal- and semiconductor-based cores by means of Taylor-Ulitovsky method. Criteria of melted core-formative material penetration ...
  • Photoelectric Converters: Current State Analysis and Prospects of Evolution 
    YAKIMENKO, Y. I.; MLADENOV, G. M.; SPIVAK, V. M.; BOGDAN, A. V.; KOVAL, V. M. (Technical University of Moldova, 2011)
    This review provides the analysis of current state and prospects of evolution of photoelectric converters (PEC). There are shown the directions, ways and means of PEC research and development. It is discussed the state of ...
  • Photon Irradiation Device for Antimicrobial Therapy 
    NICA, Iurie; POGORELSCHI, Leonid; MAXIMOV, Eugen; CEBOTARI, Valeriu; IAVORSCHI, Constantin; BOLOGA, Vitalie; NAHABA, Vladimir; ŢÎMBALARI, Emilia (Technical University of Moldova, 2011)
    A device for a procedure for preoperatively preparing patients with progressive drug-resistant fiber-cavernous tuberculosis also for treatment of other diseases, as lungs and other organs is developed. The device performed ...
  • Polarization-Singular Processing of Biological Layers Laser Images in Order to Diagnose and Classify their Optical Properties 
    USHENKO, Alexander G.; DUBOLAZOV, Alexander V.; KARACHEVTSEV, Artem O. (Technical University of Moldova, 2011)
    Presented in this work are the results of investigations aimed at analysis of coordinate distributions of the fourth Stokes vector parameter in laser images of three types of phase-inhomogeneous layers, namely: rough, ...
  • Porous InP as Piezoelectric Matrix Materialin 1-3 Magnetoelectric Composite Sensors 
    GERNGROSS, M.-D.; LEISNER, M.; CARSTENSEN, J.; FÖLL, H. (Technical University of Moldova, 2011)
    This work shows the results of the fabrication of semi-insulating piezoelectric porous InP structures by electrochemical etching and subsequent purely chemical post–etching in an isotropic HF, HNO3, EtOH and HAc containing ...
  • Preparation and Characterization of N-doped TiO2with Enhanced Photocatalytic Activity 
    PĂSTRĂVANU, C.; POPOVICI, M. E.; CRETESCU, I. (Technical University of Moldova, 2011)
    Abstract – TiO2 is the most frequently employed photocatalyst in realising complete mineralization of organic pollutants in water treatment. Its large bandgap energy necessitates though UV excitation to induce charge ...
  • Quantum Oscillations of Conductivity in Bismuth Wires 
    CONDREA, Elena (Technical University of Moldova, 2011)
    Measurements of the resistance of bismuth nanowires with several diameters and different quality reveal oscillations on the dependence of resistance under uniaxial strain at T = 4.2 K. Amplitude of oscillations is significant ...
  • The Role of Microscopic Techniques in Performing Tympanoplasty in Children 
    ABABII, I.; DANILOV, L.; MANIUC, M.; ABABII, P.; DIACOVA, S. (Technical University of Moldova, 2011)
    Tympanoplasty is a delicate microsurgery, surgery repairing an anatomical lesion of the middle ear, caused by suppuration of chronic otitis. The main direction of the study is to determine the efficacy of tympanoplasty ...
  • Sensors of Ultraviolet Radiation for Medical Equipment 
    ABABII, I.; ARAMA, E. (Technical University of Moldova, 2011)
    The results of elaboration, construction and implementation of ultraviolet radiation detector with high sensibility are presented, which is used as portable device for measuring the intensity and dose. Photodetectors possess ...
  • Silica Nanoparticles for Improving Efficiency of Virus-Like Particle Based Hepatitis B Vaccine 
    ROMANOVA, Marina; DEKHTYAR, Yury; KACHANOVSKA, Anna; SKRASTINA, Dace; RENHOFA, Regina; PUMPENS, Paul; PATMALNIEKS, Aloizijs (Technical University of Moldova, 2011)
    Adherence of hepatitis B virus-like particles (VLP) to silica (SiO2) nanoparticles was explored for immunomodulation purposes. Optical absorbance measurements, transmission electron microscopy and fluorescence microscopy ...
  • The Simulation of Pulsed Heater for a Sampling System for the Ion Mobility Spectrometer 
    MALKIN, Evgeniy (Technical University of Moldova, 2011)
    The development of the sampling device with pulsed heating of the intermediate carrier for ion mobility spectrometer is described in this article. Numerical simulation of a pulse heater structure of is presented. The design ...
  • Single-Crystal Microwires Based on Doped Bi for Anisotropic Thermoelectric Devices 
    KONOPKO, L.; NIKOLAEVA, A.; HUBER, T.; TSURKAN, A. (Technical University of Moldova, 2011)
    We have investigated the possibility to use a microwire of BiSn to design an anisotropic thermoelectric generator. The glass-coated microwire of pure and Sn-doped bismuth was obtained by the Ulitovsky method; it was a ...
  • Smart Self-healing Eco-friendly Nano and Nano-compozite Protective Coatings 
    MAKHLOUF, Abdel Salam Hamdy (Technical University of Moldova, 2011)
    This paper reports our achievements in designing high performance eco-friendly coatings technologies for light-weight materials through international collaborations with USA, Italy, France, Romania, UK and Germany Aluminum ...
  • SonaRes - Computer-Aided Approach for Advanced Ultrasound Medical Diagnostics 
    BURTSEVA, Liudmila; COJOCARU, Svetlana; GAINDRIC, Constantin; POPCOVA, Olga; SECRIERU, Iulian (Technical University of Moldova, 2011)
    Ultrasound image is the primary (input) information for every ultrasound examination. Despite the difficulties of ultrasound image interpretation, this source of information is still significant for diagnosis decision ...
  • Statistic and Fractal Processing of Human Biological Fluids Phase-Inhomogeneous Images 
    USHENKO, Yuriy; TELENHA, Olga; BALANETSKA, Valentine; SIDOR, Maksim (Technical University of Moldova, 2011)
    Performed in this work are complex statistic and fractal analyses of phase properties inherent to birefringence networks of optically thin layers prepared from human bile. Within the framework of a statistic approach, the ...
  • Strain-Tunable Quantum Dot Devices 
    RASTELLI, A.; TROTTA, R.; ZALLO, E.; ATKINSON, P.; MAGERL, E.; DING, F.; PLUMHOF, J. D.; KUMAR, S.; DÖRR, K.; SCHMIDT, O.G. (Technical University of Moldova, 2011)
    We introduce a new class of quantum dot-based devices, in which the semiconductor structures are integrated on top of piezoelectric actuators. This combination allows on one hand to study in detail the effects produced by ...
  • Superconducting Spin Switch Based on Superconductor-Ferromagnet Nanostructures for Spintronics 
    KEHRLE, Jan; ZDRAVKOV, Vladimir; MUELLER, Claus; OBERMEIER, Guenter; SCHRECK, Matthias; GSELL, Stefan; HORN, Siegfried; TIDECKS, Reinhard; MORARI, Roman; PREPELITSA, Andrei; ANTROPOV, Evgenii; SOCROVISCIUC, Alexei; NOLD, Eberhard; TAGIROV, Lenar; SIDORENKO, Anatoli (Technical University of Moldova, 2011)
    Very rapid developing area, spintronics, needs new devices, based on new physical principles. One of such devices – a superconducting spin-switch, consists of ferromagnetic and superconducting layers, and is based on a new ...
  • Superposition of the luminescence spectra of free and bound excitons in ZnP2-D48 
    STAMOV, Ion; NEMERENCO, Lucretia; IVANENCO, Iurii; SYRBU, Nicolae (Technical University of Moldova, 2011)
    The luminescence spectra of ZnP2 tetragonal crystals doped Mn, Sn, Cd, Sb at 10 K emission lines of bound excitons is detected. In the spectra non-phonon emission lines of bound and free excitons and their phonon replicas ...
  • Surface Plasmon Enhanced Luminescence from Ag covered Anatase Titania Nanotubes 
    ENACHI, Mihai; URSAKI, Veaceslav; SERGENTU, Vladimir (Technical University of Moldova, 2011)
    We show that coating of titania nanotubes by Ag layers with thickness of 5 – 20 nm leads to the increase of the near-bandgap photoluminescence intensity by one order of magnitude, while the effect of Au coatings is ...

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