Browsing by Subject "nanoparticles"

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  • Advanced Hybrid GaN/ZnO Nanoarchitectured Microtubes for Fluorescent Micromotors Driven by UV Light 
    WOLFF, Niklas; CIOBANU, Vladimir; ENACHI, Mihail; KAMP, Marius; BRANISTE, Tudor; DUPPEL, Viola; SHREE, Sindu; RAEVSCHI, Simion; MEDINA-SÁNCHEZ, Mariana; ADELUNG, Rainer; SCHMIDT, Oliver G.; KIENLE, Lorenz; TIGINYANU, Ion (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2020)
    The development of functional microstructures with designed hierarchical and complex morphologies and large free active surfaces offers new potential for improvement of the pristine microstructures properties by the ...
  • Application of metal oxide nanoparticles for photo-catalytic treatment of water environment 
    COVALIOVA, Olga; MONAICO, Eduard; VICOL, Crina; ROMANCIUC, Lidia (Institute of Chemistry, Chisinau, AŞM, 2022)
    Various types of nanoparticles active in photochemical processes, the most important of them being oxides of Ti, Zn, Ni, Re, Zr, etc. have been successfully tested and applied in the water environments treatment, in view ...
  • Artificial pinning centers created by Fe2O3 coating on MgB2 thin films 
    TAYLAN KOPARAN, E.; SURDU, A.; SIDORENKO, A.; YANMAZ, E. (ELSEVIER, 2012)
    MgB2 thin films were fabricated on MgO (100) single crystal substrates. First, deposition of boron was performed by rf magnetron sputtering on MgO substrates and followed by a post-deposition annealing at 850°C in magnesium ...
  • Artificial pinning centers on the MgB2 surface: the influence on the vortex flow in magnetic field 
    SURDU, A.; KOCH, Th.; ZDRAVKOV, V.; SOCROVISCHIUC, A.; PREPELITSA, A.; OBERMAIER, G.; WIXFORTH, A.; HAHN, H.; SIDORENKO, A. S. (Technical University of Moldova, 2009)
    Superconducting properties of high-quality films of the first multiband superconductor, magnesium diboride, have been investigated. The dominating role of thermally activated flux flow for the low parts of the superconducting ...
  • Au-NPs/ZnO Single Nanowire Nanosensors for Health Care Applications 
    POSTICA, Vasile; CAVERS, Heather; ADELUNG, Rainer; PAUPORTÉ, Thierry; CHOW, Lee; LUPAN, Oleg (IEEE, 2020)
    Herein, the room temperature gas sensing properties of a device fabricatedbased on an individual gold nanoparticles (AuNPs)-functionalized zinc oxide nanowire (ZnO NW) is reported. The Au-NPs/ZnO nanowires were depositedusing ...
  • Behaviour of endothelial cells on surfaces functionalized by GaN nanoparticles 
    BRANISTE, Tudor; TIGINYANU, Ion; HORVATH, Tibor; RAEVSCHI, Simion; CEBOTARI, Serghei; LUX, Marco; HAVERICH, Axel; HILFIKER, Andres (Technical University of Moldova, 2015)
    In this work, we identify the mechanisms of interaction between GaN semiconductor compound nanoparticles and living endothelial cells. Cellular viability and uptaking of nanoparticles by cells as well as adhesion and ...
  • Biological properties of nanoiron 
    SCUTARI, Corina; GONCIAR, Veaceslav; CEKMAN, Ivan; CERLAT, Sergiu (Tehnica UTM, 2013)
    Iron oxide nanoparticles have been widely used experimentally for numerous applications such as magnetic resonance imaging contrast enhancement, tissue repair, immunoassay, detoxification of biological fluids, hyperthermia, ...
  • Characterization of GaN thin films and Eu-doped GaN nanowires and nanoparticles produced on the basis of Ga2O3 nanomaterial 
    RUSU, Emil; URSAKI, Veacheslav; CULEAC, Ion; SIMINEL, Anatolii; RAEVSCHI, Simion; VLAZAN, Paulina; NICORICI, Alexandr (Academia de Ştiinţe a Moldovei, 2016)
    Due to advantageous properties such as wide bandgap, pronounced chemical and thermal stability, gallium nitride is currently considered as one of the most important semiconductor materials for practical applications. We ...
  • Characterization of liposomes and silica nanoparticles using resistive pulse method 
    RUDZEVICH, Yauheni; LIN, Yuqing; WEARNE, Adam; ORDONEZ, Antonio; LUPAN, Oleg; CHOW, Lee (ELSEVIER, 2014)
    The ability to precisely count inorganic and organic nanoparticles and to measure their size distribution plays a major role in various applications such as drug delivery, nanoparticles counting, and many others. Here we ...
  • Characterization of TiO2 Nanoparticles and ZnO/TiO2 Composite Obtained by Hydrothermal Method 
    RUSU, E.; URSAKI, V.; GUTUL, T.; VLAZAN, P.; SIMINEL, A. (Tehnica UTM, 2015)
    ZnO and TiO2 nanoparticles as well as ZnO/TiO2 core/shell structures have been prepared by hydrothermal method and characterized by means of scanning electron microscopy, XRD and EDX analysis, FTIR and luminescence ...
  • Chronic Toxicity of Silver Nanoparticles 
    PAVLOVSCHI, I.; GONCEAR, V.; SCUTARI, C. (Tehnica UTM, 2015)
    The unique physical and chemical properties of silver nanoparticles make them excellent candidates for a variety of purposes in various fields, but the rhythm of using nanoscale materials is rapidly growing and possible ...
  • Colloidal Nanosilver –a Product of Nanotechnology 
    SCUTARI, Corina; GONCIAR, Veaceslav; CEKMAN, Ivan; GORCEACOVA, Nadejda (Technical University of Moldova, 2011)
    In a review literary data and results of own investigations of colloidal nanosilver bases are summarized. A wide range of antimicrobial action of silver, the lack of resistance to it, effective against most pathogenic ...
  • Composite Scaffolds with Inclusion of Magnetite Nanoparticles for Bone Tissue Engineering 
    COJOCARU, F.D.; MIHAI, A.S.; BALAN, V.; PEPTU, C.A.; BUTNARU, M.; VERESTIUC, L. (Universitatea Tehnică a Moldovei, 2021)
    More than 200 bones provide vital functions to the human body. The unique regenerative capacity of bone allows the healing without structural or functional impairment in case of minor defects, while in case of major ...
  • Controlled Mixed Violet–Blue–Red Electroluminescence from Eu:Nano-Phosphors/ZnO-Nanowires/p-GaN Light-Emitting Diodes 
    LUPAN, Oleg; VIANA, Bruno; PAUPORTE, Thierry; DHAOUADI, Maroua; PELLE, Fabienne; DEVYS, Lucie; GACOIN, Thierry (American Chemical Society, 2013)
    Europium (Eu):Y2O3-nanoparticles/Mg:ZnO-nanowires/p-GaN and (Eu):chelate-based light-emitting diode (LED) structures have been fabricated, showing controlled mixed near-UV, violet, and red electroluminescence from trivalent ...
  • The Controlling of Nanoparticles by the Polarization Methods 
    ANGELSKY, V.; ZENKOVA, C. Yu. (Technical University of Moldova, 2011)
    We present the results of computer simulation of spatial distribution of the Poynting vector and illustrate motion of nano and microparticles in spatially inhomogeneously polarized fields. The influence of phase relations ...
  • Copper compounds as stress factors and regulators in phycobiotechnology 
    CEPOI, Liliana (Universitatea de Stat din Moldova, 2022)
    Microalgae and cyanobacteria, especially freshwater ones, in their natural environment are deficient in essential metals and have effective mechanisms for their capture and active transport into cells. Under technological ...
  • Copper compounds as stress factors and regulators in phycobiotechnology 
    CEPOI, Liliana (Moldova State University, 2022)
    Microalgae and cyanobacteria, especially freshwater ones, in their natural environment are deficient in essential metals and have effective mechanisms for their capture and active transport into cells. Under technological ...
  • Detoxification ability of magnetite nanoparticles in pesticide contaminated soil 
    SIDORENKO, A. S.; GUTUL, T. D.; RASTIMESINA, I. O.; POSTOLACHI, O. M.; JOSAN, V. G. (Одеська морська академія, 2017)
    In the experiment, we studied the effect of two compounds of Fe3O4 magnetite NPs with a size of 8-20 nm on the growth of wheat seedlings. One of the compounds (sample 2) contained a PVP stabilizer; the other did not. The ...
  • Dialdehida malonică – un potențial marcher al toxicității nanoparticulelor în mediul acvatic 
    CEPOI, Liliana; RUDI, Ludmila; CHIRIAC, Tatiana; MISCU, Vera; RUDIC, Valeriu (Moldovan Association for Biosafety and Biosecurity, 2020)
    As a result of increased production and spread in the environment, nanoparticles can pose a significant risk to public health. To date, the toxicity data of nanoparticles collected, using traditional models and methods, ...
  • DNA-based composite with quercetin and fluorescein for medical applications 
    ROBU, S.; GONTA, A.; GONTA, M.; CULEAC, I.; FILIP, V.; RAU, I. (Institutul de Fizică Aplicată al AŞM, 2014)
    We report here preparation and characterization of DNA based composites, containing DNA as a matrix, and luminescent additives - fluorescein, an organic dye, and quercetin, an organic antioxidant.

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