Browsing 2011 by Title

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  • 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 ...
  • Synthesis and Characterization of Colloidal PbS Quantum Dots in Gelatin 
    MITIOGLU, Anatolie; GHERMAN, Cornel; LASCOVA, Renata; CUHARUC, Anatolii; AVRILUŢA, Anatolie; CULIUC, Leonid (Technical University of Moldova, 2011)
    Colloidal solutions of lead sulphide (PbS) quantum dots (QDs) stabilized in gelatine were obtained using a novel simple method. Nanoparticle sizes were tuned during the synthesis by means of reaction temperature. In addition, ...
  • Synthesis of AAO Nanotemplate and Its Properties 
    TSYNTARU, Natalia; KAVAS, Berkay; CELIS, Jean-Pierre (Technical University of Moldova, 2011)
    The objective of this study is to synthesize and to characterize anodized aluminium oxide (AAO) nano-templates suited for large area device applications. The wear performance and the mechanical properties of well-ordered ...
  • Synthesis of CdSe Nanoparticles and Their Effect on the Antioxidant Activity of Spirulina Platensis and Porphyridium Cruentum Cells 
    RUDIC, V.; CEPOI, L.; RUDI, L.; CHIRIAC, T.; NICORICI, A.; TODOSICIUC, A.; GUTSUL, T. (Technical University of Moldova, 2011)
    Single-crystalline cadmium selenide nanoparticles were obtained using HTSPS synthesis. X-Ray powder diffraction and transmission electron microscopy were used to confirm the crystallinity and morphology of the resulting ...
  • Temperature Monitoring System 
    ZAVRAJNYI, Serghei; TIRON, Iurie; GRIŢCO, Andrei; STALBE, Andrei; NICA, Iurie (Technical University of Moldova, 2011)
    The multichannel temperature probe for studying the behavior of thermal fields is described in this article. As temperature sensors used Chromel - Alumel thermocouples. Thermoelectric each thermocouple (from 11mV to 13mV) ...
  • Topological Insulator Materials and Nanostructures for Future Electronics, Spintronics and Energy Conversion 
    KANTSER, Valeriu (Technical University of Moldova, 2011)
    Two fundamental electrons attributes in materials and nanostructures - charge and spin – determine their electronic properties. The processing of information in conventional electronic devices is based only on the charge ...
  • Towards an Images Dataset Processing trough Supervised and Unsupervised Learning 
    ROGOVSCHI, Nicoleta; GROZAVU, Nistor (Technical University of Moldova, 2011)
    Internet offers to its users an ever-increasing number of information. Among those, the multimodal data (images, text, video, sound) are widely requested by users, and there is a strong need for effective ways to process ...
  • Two Simple Examples for the Micro-nano Integration of Nanowires as Electronic Device Elements 
    ADELUNG, Rainer (Technical University of Moldova, 2011)
    As a part of the conference talk about the mass fabrication and applications of nanostructures, the aim of this paper is to review and compare two approaches for the simple fabrication and integration and of nanostructures ...
  • Two-Photon Coherent Fields and its Application in Communication 
    ŢURCAN, Marina (Technical University of Moldova, 2011)
    It is examined the coherence properties between the Stokes and anti-Stokes fields and its application in Communication. It is proposed novel two-photon entangled sources which take into account the coherence and collective ...
  • Ultra Violet Radiation Regulates Wettability Property of Prosthetic PMMA 
    DEKHTYAR, Yuri; LANCERE, Linda; POLYAKA, Nataliya; SUDNIKOVICH, Alexander; TYULKIN, Fyodor (Technical University of Moldova, 2011)
    Prosthetic poly (methyl methacrylate) is widely used for medical applications like lenses and eye prostheses. For prosthetic products biocompatibility is essential, different methods have been developed to control it by ...
  • Ultrasound Imaging: Correction of Geometric Distortions using Warping 
    LEV-OR, Ari; PORAT, Moshe (Technical University of Moldova, 2011)
    Ultrasound images suffer from inherent geometric distortions due to variations in sound speed within the body. Other distortions include missing surfaces parallel to the direction of the ultrasonic rays, intense speckle ...
  • Use of Telemedicine in Pilot Centers within the Perinatal System 
    STRATULAT, P.; CARAUȘ, Tatiana; BLUNIER, M.; CURTEANU, Ala (Technical University of Moldova, 2011)
    In the last decade of the twentieth century in many countries rapidly has developed telemedicine. Telemedicine is not a separate discipline within the health system, but a "transfer of information at distance regarding ...
  • Using Nonconventional Structures as Protective Colloids in the Dispersion Polymerization of 2 -Hydroxyethyl Methacrylate with a Comonomer with Spiroacetal Moiety 
    CHIRIAC, Aurica P.; NITA, Loredana E.; NISTOR, Manuela T. (Technical University of Moldova, 2011)
    The study reports the synthesis of a copolymer based on 2-hydroxyethyl methacrylate and 3, 9-divinyl-2, 4, 8, 10-tetraoxaspiro (5.5) undecane acquired through radical polymerization in the presence of 2, 2'-Azobis ...
  • Wave Model as a Physical Basis of an Algebra of Bio-and Nano-structures 
    MIRONOV, Bettin (Technical University of Moldova, 2011)
    Bio- and nano- structures have a feature in common – both display a long-range order over the distances significantly larger that the dimension of atom. While this cannot be explained on the basis of the Bohr atom model ...
  • Zinc Oxide Nanostructures: New Properties for Advanced Applications 
    LUPAN, Oleg; CHOW, Lee; PAUPORTÉ, Thierry (Technical University of Moldova, 2011)
    Zinc oxide is a material which exhibits a variety of new properties at nanometer dimensions. Various synthesis techniques have been carried out to provide growth of nanowires, nanorods, nanorings, nanosprings, and nanobelts ...

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