Browsing Colecția instituțională by Title

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  • Sensing performance of CuO/Cu2O/ZnO:Fe heterostructure coated with thermally stable ultrathin hydrophobic PV3D3 polymer layer for battery application 
    SCHRÖDER, S.; ABABII, N.; LUPAN, O.; DREWES, J.; MAGARIU, N.; KRÜGER, H.; STRUNSKUS, T.; ADELUNG, R.; HANSEN, S.; FAUPEL, F. (Elsevier, 2022)
    This study reports on a new type of moisture protected gas sensor, which is capable to solve this problem. Sensitive nano-materials of CuO/Cu2O/ZnO:Fe heterostructures are grown and subsequently coated with an ultrathin ...
  • Sensing performance of CuO/Cu2O/ZnO:Fe heterostructure coated with ultrathin hydrophobic polymer for battery application 
    ABABII, Nicolai; MAGARIU, Nicolae; LUPAN, Oleg (Romanian Inventors Forum, 2022)
    This study reports on a new type of gas sensor based on semiconductor oxides that is capable to solve the problem of the effect of high relative humidity on sensory performance with the possibility of application in the ...
  • Sensing performances of pure and hybridized carbon nanotubes-ZnO nanowire networks: A detailed study 
    LUPAN, Oleg; SCHÜTT, Fabian; POSTICA, Vasile; SMAZNA, Daria; MISHRA, Yogendra Kumar; ADELUNG, Rainer (Springer Nature Limited, 2017)
    In this work, the influence of carbon nanotube (CNT) hybridization on ultraviolet (UV) and gas sensing properties of individual and networked ZnO nanowires (NWs) is investigated in detail. The CNT concentration was varied ...
  • Sensing properties of tellurium based films to propylamine 
    TSIULYANU, D.; MARIAN, S.; MIRON, V.; LIESS, H.-D. (IEEE, 2001)
    The effect of propylamine (C/sub 3/H/sub 7/NH/sub 2/) on electrical conductivity of tellurium based thin films has been investigated. It is shown that the absorption of the propylamine vapor leads to reversible increase ...
  • Sensing Properties of Tellurium Based Thin Films to Oxygen, Nitrogen and Water Vapour 
    TSIULYANU, D.; STRATAN, I.; TSIULYANU, A.; EISELE, I. (IEEE, 2006)
    Effect of O2 , N2 and H2O to electrical behaviour of tellurium-based films has been studied at temperatures between 20 degC and 70 degC. The increase of oxygen partial pressure in NO2 + O2 carrier gas results in a nearly ...
  • Sensing properties of tellurium based thin films to propylamine and carbon oxide 
    TSIULYANU, D.; MARIAN, S.; LIESS, H.-D. (Elsevier, 2002)
    The effect of propylamine (C3H7NH2) and carbon oxide on electrical conductivity of tellurium based thin films has been investigated. It is shown that the absorption of the propylamine vapor leads to reversible increase of ...
  • Sensing studies of copper oxide-zinc oxide heterojunctions to volatile organic compounds 
    ZADOROJNEAC, Tudor; ABABII, Nicolai; MAGARIU, Nicolae (Tehnica UTM, 2020)
    Detection and differentiation of volatile organic compounds (VOCs) is extremely important since presence of these gaseous pollutants in ambient air is harmful and poses a serious threat to human health even at small ...
  • Sensing up to 40atm Using Pressure-Sensitive Aero-GaN 
    DRAGOMAN, Mircea; CIOBANU, Vladimir; SHREE, Sindu; DRAGOMAN, Daniela; BRANISTE, Tudor; RAEVSCHI, Simion; DINESCU, Adrian; SARUA, Andrei; MISHRA, Yogendra K.; PUGNO, Nicola; ADELUNG, Rainer; TIGINYANU, Ion (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2019)
    This work reports on the fabrication and characterization of a robust pressure sensor based on aero-GaN. The ultraporous aeromaterial consists of GaN interconnected hollow micro-tetrapods with the wall thickness of about ...
  • Sensitivity of nanostructured tellurium films to low - reactive gases 
    MOCREAC, O.; TSIULYANU, D.; AFANASIEV, A. (NATO Advanced Study Institute, 2019)
    Electrical conductivity and impedance spectra of nanostructured tellurium thin films have been investigated in different gaseous media. The films were fabricated by thermal vacuum deposition of pure tellurium (purity 99.999 ...
  • Sensor Array on Nanowires CuO/Cu2O/Cu Heterojunction Net 
    ABABII, Nicolai; SIEBERT, Leonard; LUPAN, Oleg; CREŢU, Vasilii; ADELUNG, Rainer (Academia de Ştiinţe a Moldovei, 2019)
    In this work, for the first time, acetone sensors based on nanowire CuO/Cu2O/Cu heterojunctions have been designed, obtained and investigated using the single-stage 3D printing method. By thermal oxidation of Cu microparticles ...
  • Sensor-Actuator Software Component Stack for Industrial Internet of Things Applications 
    BRAGARENCO, Andrei (Institute of Electrical and Electronics Engineers (IEEE), 2020)
    In this paper, IoT Systems are viewed as a whole and abstracted to an immense spread-out device that is sensing everything and acting to everything in the environment. Consequently, a concept which views the Internet of ...
  • Sensorial and spectophotometrical analyze of the hydroalcoholic extracts of oak from different geographical origins 
    BALANUȚĂ, Anatol; PRIDA, Andrei; BOLDURESCU, Nina; FURTUNĂ, Natalia; HEYMANN, Hyldegarde (Univesity Dunărea de Jos of Galați, 2007)
    In this work was made the sensorial analyze of the hidro alcoholic extracts of different types of oak, which are growing in France, East Europe (Moldavia, Romanis, Ukraine) and ehite American oak in union with spectrophotometrical ...
  • Sensors Based on Chaotic Systems for Environmental Monitoring 
    COJOCARU, Victor P. (Springer Nature Switzerland, 2014)
    This chapter reviews the literature on chaotic sensors and presents new results related to a titrimetry sensor for monitoring the conductivity of the water, with applications to environment pollution monitoring. A front-end ...
  • Sensors based on metal oxides for medical applications 
    LITRA, Dinu; CHIRIAC, Maxim; LUPAN, Oleg (Technical University of Moldova, 2024)
    One of the attractive challenges where CuO nanostructures are involved is the detection of different biomarkers for medical applications. Biomarkers are measurable indicators present in the human body that can be seen ...
  • Sensors for battery safety applications 
    ABABII, Nicolai; LUPAN, Oleg (Technical University of Moldova, 2024)
    The results presented here are the development of sensors based on layered semiconducting metal oxides reliable to detect early the electrolyte components typical of batteries, which can appear during their failure, such ...
  • Sensors Network Based on Mobile Robots 
    ABABII, Victor; SUDACEVSCHI, Viorica; PODUBNII, Marin; COJUHARI, Irina (IEEE, 2014)
    This paper describes a sensor network design based on a mobile multi-robot system. System topology is a distributed computing architecture that consists of a PC Server, Local Area Network (LAN) with Wireless Access Points ...
  • Sensory aspects of wine distillates matured by different technological processes 
    BALANUȚA, Anatol; COVACI, Ecaterina; SCLIFOS, Aliona; BODRUG, Anastasia ("Alma Mater" Publishing House, Bacau, 2021)
    For the product obtained from the distillation of wine to be used in the preparation of products that are marketed under the name of the divine, cognac, or vinars, it is necessary to improve its quality through maturation ...
  • Sensul de rotaţie la "Hora de la Frumuşica" - Cultura Cucuteni 
    CRISTEA, Ion; GURLUI, Silviu (Universitatea Tehnică a Moldovei, 2022)
    În anul 1946 este publicată renumita descoperire numită „Hora de la Frumuşica”, descoperire arheologică aparţinând culturii Cucuteni. De atunci au mai fost multe descoperiri în aria culturii Cucuteni-Tripolie-Ariusd. De ...
  • Sentiment analysis in the Ukrainian and Russian news 
    BOBICHEV, Victoria; KANISHCHEVA, Olga; CHEREDNICHENKO, Olga (IEEE, 2017)
    In this article, we explore the task of sentiment analysis for Ukrainian and Russian news, analyze different approaches and linguistics resources for sentiment analysis. We developed a corpus of Ukrainian and Russian news ...
  • Sentiment and Factual Transitions in Online Medical Forums 
    BOBICEV, Victoria; SOKOLOVA, Marina; OAKES, Michael (Springer Nature Switzerland, 2015)
    This work studies sentiment and factual transitions on an online medical forum where users correspond in English. We work with discussions dedicated to reproductive technologies, an emotionally-charged issue. In several ...

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