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Browsing Articole din publicaţii internaţionale by Subject "gas sensing"

Browsing Articole din publicaţii internaţionale by Subject "gas sensing"

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  • 3D-Printed Chemiresistive Sensor Array on Nanowire CuO/Cu2O/Cu Heterojunction Nets 
    SIEBERT, Leonard; LUPAN, Oleg; MIRABELLI, Mattia; ABABII, Nicolai; TERASA, Maik-Ivo; KAPS, Sören; CRETU, Vasilii; VAHL, Alexander; FAUPEL, Franz; ADELUNG, Rainer (American Chemical Society, 2019)
    In this work, the one-step three-dimensional (3D) printing of 20 nm nanowire (NW)-covered CuO/Cu2O/Cu microparticles (MPs) with diameters of 15–25 μm on the surface of the glass substrate forming an ordered net is successfully ...
  • Al2O3/ZnO composite-based sensors for battery safety applications: An experimental and theoretical investigation 
    SANTOS-CARBALLAL, David; LUPAN, Oleg; MAGARIU, Nicolae; ABABII, Nicolai; KRÜGER, Helge; BODDULURI, Mani Teja; LEEUW, Nora H. de; HANSEN, Sandra; ADELUNG, Rainer (Elsevier, 2023)
    Lithium-ion batteries are vital in one of the key nanotechnologies required for the transition to a carbon-free society. As such, they are under constant investigation to improve their performance in terms of energy and ...
  • Direct Growth of Freestanding ZnO Tetrapod Networks for Multifunctional Applications in Photocatalysis, UV Photodetection, and Gas Sensing 
    MISHRA, Yogendra Kumar; MODI, Gaurav; CRETU, Vasilii; POSTICA, Vasile; LUPAN, Oleg; REIMER, Tim; PAULOWICZ, Ingo; HRKAC, Viktor; BENECKE, Wolfgang; KIENLE, Lorenz; ADELUNG, Rainer (American Chemical Society, 2015)
    Here, we demonstrate the versatile and single-step synthesis of ZnO-T with different arm morphologies by a simple flame transport synthesis (FTS) approach, forming a network. Morphological evolutions and structural intactness ...
  • Effect of nanostructuring to response kinetics of tellurium thin films by nitrogen dioxide sensing 
    TSIULYANU, Dumitru; CIOBANU, Marina; MOCREAC, Olga (Taylor & Francis, Inc. Molecular Crystals and Liquid Crystals, 2020)
    The work is conducted to clarify the effect of structural dimensionality of tellurium thin films on gas (NO2) sensing at room temperature. Nanostructuring of Te films has been realized via three methods (Fig.1): ...
  • Facile fabrication of semiconducting oxide nanostructures by direct ink writing of readily available metal microparticles and their application as low power acetone gas sensors 
    SIEBERT, Leonard; WOLFF, Niklas; ABABII, Nicolai; TERASA, Maik-Ivo; LUPAN, Oleg; VAHL, Alexander; DUPPEL, Viola; QIU, Haoyi; TIENKEN, Maik; MIRABELLI, Mattia; SONTEA, Victor; FAUPEL, Franz; KIENLE, Lorenz; ADELUNG, Rainer (ELSEVIER, 2020)
    In this work, a facile two-step fabrication and characterization of printed acetone sensors based on mixed semiconducting metal oxides is introduced. The devices are fabricated by Direct Ink Writing metal microparticle ...
  • Flexible thin films based on Te-SnO2 nanocomposites and their gas sensing properties 
    TSIULYANU, D.; MOCREAC, O.; AFANASIEV, A.; MONAICO, E. (International Conference on Physics of Advanced Materials (ICPAM), 2021)
    Printed electronics becomes very attractive due to the ability of using sustainable, compostable and recyclable materials including biobased plastics and paper in the elaboration of different flexible thin-film sensors, ...
  • Gas-sensing features of nanostructured tellurium thin films 
    TSIULYANU, Dumitru (Beilstein Institute for the Advancement of Chemical Sciences (Germany), 2020)
    Nanocrystalline and amorphous nanostructured tellurium (Te) thin films were grown and their gas-sensing properties were investigated at different operating temperatures with respect to scanning electron microscopy and X-ray ...
  • Optical and sensory properties of ZnO nanofibrous layers grown by magnetron sputtering 
    GHIMPU, L.; TIGINYANU, I. M.; URSAKI, V.; LUPAN, O.; CHOW, L.; RUDZEVICH, Y.; LIN, Y. (Institute of Electrical and Electronics Engineerings, IEEE, 2012)
    This paper presents optical and sensory properties of ZnO nanofirous layers grown by a cost-effective and fast fabrication method based on magnetron sputtering. The as-prepared nanofibrous layers show good conductive ...
  • A rapid hydrothermal synthesis of rutile SnO2 nanowires 
    CRETU, V.; POSTICA, V.; MISHRA, A. K.; HOPPE, M.; TIGINYANU, I.; MISHRA, Y. K.; CHOW, L.; DE LEEUW, Nora H.; ADELUNG, R.; LUPAN, O. (The Royal Society of Chemistry, 2016)
    Synthesis, characterization and DFT studies of zincdoped copper oxide nanocrystals for gas sensing applications Due to their unique properties, p-type copper oxide nanostructures have demonstrated promising potential for ...
  • 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 ...
  • Tailoring the selectivity of ultralow-power heterojunction gas sensors by noble metal nanoparticle functionalization 
    LUPAN, Oleg; ABABII, Nicolai; SANTOS-CARBALLAL, David; TERASA, Maik-Ivo; MAGARIU, Nicolae; ZAPPA, Dario; COMINI, Elisabetta; PAUPORTÉ, Thierry; SIEBERT, Leonard; FAUPEL, Franz; VAHL, Alexander; HANSEN, Sandra; LEEUW de, Nora H.; ADELUNG, Rainer (Elsevier, 2021)
    Heterojunctions are used in solar cells and optoelectronics applications owing to their excellent electrical and structural properties. Recently, these energy-efficient systems have also been employed as sensors to distinguish ...
  • Tuning doping and surface functionalization of columnar oxide films for volatile organic compound sensing: experiments and theory 
    POSTICA, Vasile; VAHL, Alexander; STROBEL, Julian; SANTOS-CARBALLAL, David; LUPAN, Oleg; CADI-ESSADEK, Abdelaziz; DE LEEUW, Nora H.; SCHÜTT, Fabian; POLONSKYI, Oleksandr; STRUNSKUS, Thomas; BAUM, Martina; KIENLE, Lorenz; ADELUNG, Rainer; FAUPEL, Franz (The Royal Society of Chemistry, 2018)
    In this work, a new strategy based on the surface functionalization and doping of semiconducting oxides was proposed for tuning device properties. A considerable increase in the gas sensing ability of Fe-doped ZnO (ZnO:Fe) ...

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