Browsing by Subject "nanoparticles"

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  • Preparation and characterization of gap colloidal nanoparticles and films 
    PYSHKIN, S.; RUSU, E.; IACOB, M.; URSAKI, V.; GUTSUL, T.; BALLATO, J. (Tehnica UTM, 2013)
    In this communication, we present results of investigations of the influence of technological conditions upon the properties of GaP nanoparticles produced by using a new precursor as a source of Ga atoms. The obtained ...
  • Preparation and characterization of GaP colloidal nanoparticles and films 
    IACOB, M.; RUSU, Emil; PYSHKIN, S.; URSAKI, V.; GUTSUL, T.; BALLATO, John (Society of Photo-Optical Instrumentation Engineers, SPIE, 2012)
    In this communication, we present results of investigations of the influence of technological conditions upon the properties of GaP nanoparticles produced by using a new precursor as a source of Ga atoms. The obtained ...
  • Preparation and properties of colloidal GaP nanoparticles 
    IACOB, M.; RUSU, E.; PYSHKIN, S.; URSAKI, V.; BELEVSCHII, V.; BALLATO, J. (Technical University of Moldova, 2012)
    Recent results regarding technological aspect of preparing high quality GaP nanoparticles for use in light emissive devices are presented in this work. The nanoparticles have been prepared by a colloidal low temperature ...
  • Probiotics carry iron oxide nanoparticles for iron absorption 
    CIONT (NAGY), Calina (Technical University of Moldova, 2023)
    This research aims to establish how iron oxide nanoparticles (IONPs) interact with probiotic cells and how they affect iron absorption, bioavailability, and microbiota variation. Pointing to the study of the literature ...
  • Procedeu de apreciere a toxicităţii nanoparticulelor cu ajutorul microalgei roşii Porphyridium cruentum 
    RUDIC, Valeriu; CEPOI, Liliana; RUDI, Liudmila; MISCU, Vera; CHIRIAC, Tatiana; SADOVNIC, Daniela (Agenţia de Stat pentru Proprietatea Intelectuală, 2013-02-28)
    Invenţia se referă la nanobiotehnologie, în special la un procedeu de apreciere a toxicităţii nanoparticulelor pentru microalge şi poate fi utilizată în calitate de parte componentă a sistemelor de monitorizare a calităţii ...
  • Procedeu de funcționalizare a suprafeței nanofirelor din ZnO cu nanoparticule din metale nobile 
    POSTICA, Vasile; PAUPORTÉ, Thierry; TROFIM, Viorel; ABABII, Nicolai; LUPAN, Oleg (Universitatea Tehnica din Cluj-Napoca, 2020)
    Invenţia se referă la nanotehnologia semiconductorilor oxizi, în particular la electrodepunerea nanofirelor de ZnO funcționalizate cu nanoparticule din Au, Pd sau PdO/PdO2, într-un singură etapă. Soluția cu electroit conține ...
  • Protective textile materials: obtaining and properties 
    KOVRYZHKO, Anastasia; RED’KO, Yana; SUPRUN, Natalia (Tehnica UTM, 2017)
    Protective textile materials with magnetic properties were obtained by in situ syn-thesis of magnetite nanoparticles using ferric chloride, ferrous sulfate and sodium hydroxide. The work is presented of the method of ...
  • Rayleigh scattering of a metal nanoparticle on a flat dielectric surface 
    SERGENTU, V.; ESINENCO, D.; SIRBU, L.; VODĂ, I.; VOICU, R.; TIGINYANU, I. M.; URSAKI, V. (IEEE, 2010)
    It is shown experimentally and theoretically that electromagnetic interaction of a nanoparticle with a flat dielectric surface leads to occurrence of an additional peak in the spectrum of Rayleigh scattering which is due ...
  • Semiconductor and Plasmonic Nanoparticles for Biomedical Applications 
    TIMOSHENKO, Victor (Universitatea Tehnică a Moldovei, 2021)
    Semiconductor and plasmonic (NPs) exhibit unique optical properties for various biomedical applications. Silicon (Si) NPs (Si-NPs) are especially interesting because they are biocompatible, biodegradable and can be easily ...
  • Silver Nanoparticles as Stimulators in Biotechnology of Porphyridium Cruentum 
    CEPOI, L.; RUDI, L.; CHIRIAC, T.; VALUTA, A.; ZINICOVSCAIA, I.; MISCU, V.; RUDIC, V. (Universitatea Tehnică a Moldovei, 2021)
    Silver nanoparticles (AgNPs) are one of the most actively used nanomaterials. Therefore, their release into the environment becomes inevitable. Consequently, studies regarding the harmful effects of AgNPs towards organisms ...
  • Sinteza orientată a amilazelor exocelulare la tulpina de fungi Aspergillus niger CNMN FD 06 
    CONDRUC, Viorica (Universitatea Tehnică a Moldovei, 2024)
    Scopul lucrării: elaborarea procedeelor inovative de sinteză orientată a amilazelor extracelulare la cultivarea submersă a tulpinii fungice Aspergillus niger CNMN FD 06. Obiectivele cercetării: stabilirea exigenţelor ...
  • Smart Surface with Ferromagnetic Properties for Eco- and Bioanalytics 
    PAJEWSKA-SZMYT, M.; GADZAŁA-KOPCIUCH, R.; SIDORENKO, A.; BUSZEWSKI, B. (Springer Nature Switzerland, 2020)
    This chapter provides a brief overview of the literature about the use of magnetic particles. Particularly for eco- and bioanalytics as a sorbents to sample preparation, which can be applied to wide variety of target ...
  • Strategie de izolare a lipazelor sintetizate de micromiceta Aspergillus niger CNMN FD 01 cultivată în prezenţa nano-dioxidului TiO2 
    BIVOL, Cezara; CILOCI (DESEATNIC), Alexandra; TIURINA, Janeta; LABLIUC, Svetlana; DVORNINA, Elena; CLAPCO, Steliana; GUŢUL, Tatiana; RUSU, Emil (Academia de Ştiinţe a Moldovei, 2019)
    Lucrarea prezintă rezultatele studiului de evidenţiere a condițiilor optime de izolare a enzimelor lipolitice din lichidul cultural (LC) al micromicetei Aspergillus niger CNMN FD 01, cultivate în prezenţa a 10 mg/l nano-oxid ...
  • Strong light scattering and broadband (UV to IR) photoabsorption in stretchable 3D hybrid architectures based on aerographite decorated by ZnO nanocrystallites 
    TIGINYANU, Ion; GHIMPU, Lidia; GRÖTTRUP, Jorit; POSTOLACHE, Vitalie; MECKLENBURG, Matthias; STEVENS-KALCEFF, Marion A.; URSAKI, Veaceslav; PAYAMI, Nader; FEIDENHANSL, Robert; SCHULTE, Karl; ADELUNG, Rainer; MISHRA, Yogendra Kumar (Springer Nature, 2016)
    In present work, the nano- and microscale tetrapods from zinc oxide were integrated on the surface of Aerographite material (as backbone) in carbon-metal oxide hybrid hierarchical network via a simple and single step ...
  • Studiul interacţiunii celulelor vii cu nanoparticule în baza compuşilor semiconductori 
    PUTINĂ, Mihaela (Universitatea Tehnică a Moldovei, 2016)
    Scopul lucrării constă în obţinerea nanostructurilor de GaN avînd la bază ZnO nanostructurat obținut prin metoda hidrotermală. Nanostructurarea nitrurii de galiu pentru aplicaţiile biomedicale, are la bază studiul interacţiunii ...
  • Surface plasmon resonance in Ag nanoparticles deposited inside porous GaP templates 
    SIRBU, L.; SERGENTU, V.; URSAKI, V.; TIGINYANU, I.; PIREDDA, G.; BOYD, R. W. (IEEE, 2008)
    Surface plasmon resonance is studied for Ag nanoparticles electrochemically deposited on bulk GaP substrates and inside porous GaP templates. The size and density of Ag nanoparticles are controlled by the conditions of ...
  • Synthesis and characterization of nanoparticles Fe0/PVP 
    GUTUL, T.; FEDOROV, T.; MIRZAC, A.; SHKURPELO, A.; VATAVU, S. (Technical University of Moldova, 2017)
    Nanoparticles are being used for diverse purposes: medical treatments, various branches of industry production such as solar and oxide fuel batteries for energy storage, wide incorporation into diverse materials of everyday ...
  • Synthesis of Ag-Doped ZnO Nanostructured Films for UV Photodetectors 
    POSTICA Vasile (Tehnica UTM, 2018)
    In this work, the Ag-doped ZnO nanostructured films were successfully synthesized via a simple chemical solution based method (SCS). The influence of post-growth thermal annealing, namely rapid thermal annealing (RTA) and ...
  • 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 ...
  • Targeting Endothelial Cells with Multifunctional GaN/Fe Nanoparticles 
    BRANISTE, Tudor; TIGINYANU, Ion; HORVATH, Tibor; RAEVSCHI, Simion; ANDRÉE, Birgit; CEBOTARI, Serghei; BOYLE, Erin C.; HAVERICH, Axel; HILFIKER, Andres (Springer Nature Switzerland, 2017)
    In this paper, we report on the interaction of multifunctional nanoparticles with living endothelial cells. The nanoparticles were synthesized using direct growth of gallium nitride on zinc oxide nanoparticles alloyed with ...

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