Browsing 2011 by Title

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  • Large Oscillator Strength Excitons in PbGa2S4 Crystals 
    PARVAN, V.; MIROVSCII, V.; MASNIC, A. (Technical University of Moldova, 2011)
    In PbGa2S4 crystals the exciton states with the energy of about 290 meV and high oscillator strength (longitudinal – transversal dissipation of 75 meV) were observed. The ground states of the excitons are not dissociated ...
  • Magnetotransport Properties of Ultrathin LaMnO3 Layers 
    SHAPOVAL, Oleg; BELENCHUK, Alexander; ZASAVITSKY, Efim; KANTSER, Valeriu; MOSHNYAGA, Vasily (Technical University of Moldova, 2011)
    We report the transport and magnetic properties of La-deficient ultrathin films of La1-8MnO3 (LMO) grown on SrTiO3 (STO) and engineered by using different interfacial layers. LMO layer and adjusting interface oxide (LaO-STO ...
  • Micro-Spectroscopy of Single Erythrocytes Infected with the Malaria Parasite 
    ARORA, Silki; PARK, Sang Hoon; MAUSER, Jennifer; CHAKRABARTI, Debopam; SCHULTE, Alfons (Technical University of Moldova, 2011)
    The erythrocytic cycle of the malaria parasite Plasmodium falciparum is marked with structural, mechanical and biochemical modifications to the host red blood cell. The parasite degrades the hemoglobin of the host cell and ...
  • Mid-term Results of Tissue Engineered Valvular Grafts for Pulmonary Valve Replacement in Pediatric Patients and Young Adults 
    CEBOTARI, S.; TUDORACHE, I.; CHEPTANARU, E.; BARNACIUC, S.; CAZACU, A.; MALIGA, O.; REPIN, O.; MANIUC, L.; BREYMANN, T.; SARIKOUCH, S.; BOETHIG, D.; GOERLER, A.; HAVERICH, A.; CIUBOTARU, A. (Technical University of Moldova, 2011)
    Graft degeneration is a major cause of reoperation in young patients after pulmonary valve replacement. Glutaraldehyde fixed or cryopreserved grafts lack the potential to growth. Here we present the mid-term results of ...
  • Millimeter Wave Nonthermal Therapeutic Device Based on Parallel-Strip Technology 
    SAINSUS, Iurie; RAILEAN, Sergiu; ROTARU, Anatol; CONEV, Alexei; RUSSEV, Iurie; POSTORONCA, Sveatoslav; SCERBII, Denis (Technical University of Moldova, 2011)
    This paper describes the therapeutic device developed at the Institute of Electronic Engineering and Nanotechnologies ―”D. Ghitsu” (IIEN). The device is based on the parallel-strip technology. This technology is effective ...
  • Monte-Carlo-Simulation of Crystallographical Pore Growth in III-V-Semiconductors 
    LEISNER, Malte; CARSTENSEN, Jürgen; FÖLL, Helmut (Technical University of Moldova, 2011)
    The growth of crystallographical pores in III-V-semiconductors can be understood in the framework of a simple model, which is based on the assumption that the branching of pores is proportional to the current density at ...
  • More Efficient Nanostructured Material for Noncontact Body Temperature Measurement 
    CASIAN, Anatolie; BALMUS, Ion; DUSCIAC, Viorel; NICIC, Veaceslav (Technical University of Moldova, 2011)
    Existing methods of human body temperature measurement are briefly analyzed. The opportunities of different type of medical thermometers are described. The advantages of the latest infrared skin thermometers and of new ...
  • Morphology and Luminescence Properties of ZnO layers produced by Magnetron Spattering 
    RUSU, Emil; GHIŢU, Irina; PRILEPOV, Vladimir; ZALAMAI, Victor; URSAKI, Veaceslav (Technical University of Moldova, 2011)
    We show that the morphology and the luminescence properties of ZnO layers produced by magnetron sputtering can be controlled by technological parameters of sputtering, particularly by the ratio of argon to oxygen gases in ...
  • Multi-gated Field Emitters for a Micro-column 
    MIMURA, Hidenori; KOIKE, Akifumi; AOKI, Toru; NEO, Yoichiro; YOSHIDA, Tomoya; NAGAO, Masayoshi (Technical University of Moldova, 2011)
    We have developed a multi-gated field emitter (FE) such as a quadruple-gated FE with a three-stacked electrode lens and a quintuple-gated FE with a four-stacked electrode lens. Both the FEs can focus the electron beam. ...
  • Nano Metrology Aspects of Design, Simulation, Fabrication, Testing, Reliability and Failure Analysis of Wafer Fused VCSEL 
    IAKOVLEV, Vladimir (Technical University of Moldova, 2011)
    In this paper are presented several application aspects of nano metrology tools in characterization and fabrication of high performance long wavelength wafer fused VCSELs as well as for failure analysis. As long wavelength ...
  • Nanolamellar Structures of Oxide-AIIIBVI:Cd Semiconductors Type for use as Detectors of Radiation in the UV Spectral Region 
    DMITROGLO, L.; UNTILA, D.; CHETRUSH, P.; EVTODIEV, I.; CARAMAN, Iu.; LAZAR, G.; NEDEFF, V. (Technical University of Moldova, 2011)
    In the paper, optical and photoelectrical properties of GaSe and InSe single crystal films of 10-5÷10-7 m submicron thickness and of semiconductor-native oxide structures obtained by annealing at (450÷700)°C in a normal ...
  • Nanoperforated Indium Phosphide for Terahertz Imaging Bio-applications 
    ESINENCO, D.; SIRBU, L.; VODA, I.; GHIMPU, L.; MULLER, R.; VOICU, R.; DANILA, M.; LECA, A.; DASCALU, T.; TIGINYANU, I. M.; URSAKI, V. (Technical University of Moldova, 2011)
    We demonstrate the fabrication of thin InP membranes with porous compact packed structure that have been cut during electrochemical etching in the same anodic process. Besides, we show the possibility of pore filling with ...
  • Nanoporous Zinc Oxide Films Prepared by Magnetron Sputtering 
    GHIMPU, L.; LUPAN, O.; POPESCU, L.; TIGINYANU, I. M. (Technical University of Moldova, 2011)
    In this paper we demonstrate an inexpensive approach for the fabrication of nanoporous zinc oxide films by using magnetron sputtering. Study of the structural properties proves the crystallographic perfection of porous ...
  • Nanowires of Silicon Carbide and 3D SiC/C Nanocomposites With Inverse Opal Structure 
    EMELCHENKO, G. A.; ZHOKHOV, A. A.; MASALOV, V. M.; KUDRENKO, E. A.; TERESHENKO, A. N.; STEINMAN, E. A.; KHODOS, I. I.; ZINENKO, V. I.; AGAFONOV, Yu. A. (Technical University of Moldova, 2011)
    Synthesis, morphology, structural and optical characteristics of SiC NWs and SiC/C nanocomposites with an inverse opal lattice have been investigated. The samples were prepared by carbothermal reduction of silica (SiC NWs) ...
  • Network Macromolecular Structures. The Crosslinker Effect 
    NITA, Loredana E.; NISTOR, Manuela T.; CHIRIAC, Aurica P.; NEAMTU, Iordana (Technical University of Moldova, 2011)
    The study presents the possibility to prepare copolymers based on 2-hydroxyethyl methacrylate using two variants of comonomers: ethylene glycol dimethacrylate (1) and respectively 3, 9- divinyl -2, 4, 8, 10-tetraoxaspiro ...
  • New Investigation Technologies of the Cardiovascular System and of the Vegetative Nervous System 
    SCRIPNIC, V.; SONTEA, V.; ZATUȘEVSKI, I.; SAULEA, A.; ZEMȚOVSKI, E.; IAVORSCHI, A.; PÂRȚAC, V.; SOCOLOV, V.; ALEXEEVA, N. (Technical University of Moldova, 2011)
    Protecting and enhancing the health of the population is an important task for our country. Also financial resources targeted to medicine are insufficient to organize the effective functioning of medical institutions. In ...
  • New Parameter for Describing and Analysis of Optical-anisotropic Properties of Biological Liquid Crystals Nets 
    USHENKO, Yuriy A. (Technical University of Moldova, 2011)
    This paper is aimed to investigate the potentiality of describing and differentiating optical-anisotropic properties of biological liquid crystal nets by statistic analysis of coordinate distributions of a new analytical ...
  • Nonlinear Transmission of Two Successive Ultrashort Laser Pulses by a Thin Semiconductor Film under Two-Photon Generation of Biexcitons.Giant Oscillator Strength Model 
    BELOUSSOV, Igor; KHSDZHI, Peter; SHEMYAKOVA, Tatiana; RUSU, Spiridon (Technical University of Moldova, 2011)
    The possibility was investigated to compress and to split laser pulses at their nonlinear optical transmission through semiconductor films.
  • Obstructive Sleep Apnea: Biomedical Devices for Treatment 
    VOVC, Victor (Technical University of Moldova, 2011)
    The review of biomedical devices for Obstructive Sleep Apnea (OSA) treatment is presented.
  • Optical Dosimetry for Controlling the Efficiency of Laser Phototherapy 
    ASIMOV, M. M.; ASIMOV, R. M.; RUBINOV, A. N.; GISBRECHT, A. I. (Technical University of Moldova, 2011)
    The results in vivo investigation biophotonics of laser-induced photodissosiation of oxyhemoglobin in cutaneous blood vessels and its role in biomedical processes are presented. New method for determination an individual ...

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