IRTUM – Institutional Repository of the Technical University of Moldova

Browsing NANO-2024: "Quo Vadis–Ethics of the Scientific Research" by Title

Browsing NANO-2024: "Quo Vadis–Ethics of the Scientific Research" by Title

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  • Semiconducting metal oxides in biomarker detection for medical applications 
    BRÎNZĂ, Mihai (Technical University of Moldova, 2024)
    Human breath presents a bigger potential in diagnosis as it has a lot of biomarkers in it, therefore their detection could present a big opportunity to detect and determine physiological state, to diagnose diseases or even ...
  • Semiconductor - senimetal transition in strong magnetic field in Bi0.92Sb0.8 single cristal wires 
    NIKOLAEVA, Albina; KONOPKO, Leonid; POPOV, Ivan; COROMISLICHENCO, Tatiana (Technical University of Moldova, 2024)
    The electron transport and transverse magnetoresistance of glass-insulated Bi0.92Sb0.08 single-crystal wires with diameters of 180 nm to 2.2 μm and the (1011) orientation along the wire axis have been studied. Thin wires ...
  • 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 ...
  • Silver nanowire array sensor for sensitive and rapid detection of H2O2 
    KUROWSKA-TABOR, Elżbieta; JASKUŁA, Marian (Technical University of Moldova, 2024)
    In the present work nanostructured electrochemical H2O2 sensor was prepared by simple cathodic electrodeposition of noble metals inside home-made nanoporous alumina (AAO) templates or on the surface of silver-coated supports. ...
  • Spin transport in high-field superconductors 
    MAIER, Paul; BECKMANN, Detlef (Technical University of Moldova, 2024)
    Quasiparticle transport in high-field superconductors is characterized by four nonequilibrium modes, reflecting the particle-hole and spin degrees of freedom. We will give a brief overview of the field, and report on an ...
  • Strain-driven topological textures in ferroic materials 
    KONDOVYCH, Svitlana (Technical University of Moldova, 2024)
    Our objective is to explore new ways of creating and stabilizing topological textures — such as domain walls, vortices, merons, skyrmions, and Hopfions — in ferroic materials through the utilization of strain- and ...
  • Structuring of water clusters under the solar influence and their copying by bulk water. Influence of the sun on the night side of the Earth 
    SHEVCHENKO, Igor V. (Technical University of Moldova, 2024)
    Even 0.02% water in acetonitrile can form clusters, the size and chemical reactivity of which can change under the influence of the Sun. Bulk water added to such acetonitrile can copy and reproduce these original clusters ...
  • Study of Ga2O3 thin films obtained by aerosol spray pirolysis 
    MORARI, Vadim; RUSU, Emil; ZALAMAI, Victor; MESHALKIN, Alexei (Technical University of Moldova, 2024)
    Gallium oxide thin films have been grown by various techniques such as chemical vapor deposition (CVD), vacuum thermal evaporation, atomic layer deposition (ALD), but less from chemical solutions. In this research, we have ...
  • Study of the effect of heat treatment on optical and electrical parameters of CuO films 
    SUMAN, V.; LUNGU, I.; POTLOG, T.; GHIMPU, L. (Technical University of Moldova, 2024)
    The effect of vacuum heat treatment of CuO films obtained using RF magnetron sputtering at a pressure of 10-5 Pa for further use in CuO/ZnO and CuO/TiO2 heterojunctions was studied. A 99.95% pure Cu wafer with a diameter ...
  • Studying the effect of various gases on the output characteristics of thermocouple pressure transducers 
    BELOTSERKOVSKII, I.; SIBAEV, A.; KARAGENOV, D.; SIDORENKO, A. (Technical University of Moldova, 2024)
    Experimental studies have shown a real possibility of using thermocouple (and in a broader sense) thermal converters to measure the pressure of various gases in a wide pressure range with a low error, subject to mandatory ...
  • Superconductor 3D nanoarchitectures 
    FOMIN, Vladimir M. (Technical University of Moldova, 2024)
    3D superconductor (SC) nanoarchitectures, with unconventional vortex configurations, are promising for the future efficient and multifunctional technologies. A topological transition between the vortex and phase-slip regimes ...
  • Superconductor-insulator transition in superconducting nanowires 
    ZAIKIN, Andrei D. (Technical University of Moldova, 2024)
    We investigate superconductor-insulator quantum phase transitions in ultrathin capacitively coupled superconducting nanowires with proliferating quantum phase slips. We derive a set of coupled Berezinskii-Kosterlitz-Thouless-like ...
  • Supercurrent reversal in Zeeman-split Josephson junctions 
    GOLUBOV, A.A.; SUZUKI, S.-I.; ASANO, Y. (Technical University of Moldova, 2024)
    We theoretically study the current-phase relation in a Josephson junction comprising the Zeeman-split superconductors (ZSs) and a normal metal (N). We show that at low temperatures the Josephson current in the∈ ZS/N/ZS ...
  • Synthesis of colloidal AgNP – substituted ZnPc systems and their antimicrobial activity 
    SUMAN, V.; GHIMPU, L.; LUNGU, I.; POTLOG, T. (Technical University of Moldova, 2024)
    Colloidal solutions of noble metals have catalytic properties and biological properties. It is known to use them as catalysts for carrying out various transformations of organic compounds, and also for the defense against ...
  • Synthesis of SnSe films obtained by magnetron sputtering 
    SUMAN, Victor; MORARI, Vadim; ZALAMAI, Victor; MONAICO, Eduard; RUSU, Emil (Technical University of Moldova, 2024)
    This work presents a study of SnSe thin films obtained by RF magnetron sputtering, which is a technology relatively cheap and easy for devices based on thin film, unlike most SnSe fabrication techniques for thermoelectric ...
  • Technology of fabrication and applications of 3D micro-nano-architectures based on aero-GaN 
    BRANISTE, Tudor (Technical University of Moldova, 2024)
    The GaN tubular microstructures, with diameter of 2-10 μm, the length from 20 to 100 μm and the wall thickness several tens of nanometers, show interesting microfluidic properties. A pellet of micro-tubes and hollow ...
  • Thermoelectric properties of a thermoelectric module made of TTT2I3 and TTT(TCNQ)2 organic crystals 
    SANDULEAC, Ionel; ANDRONIC, Silvia (Technical University of Moldova, 2024)
    In this study, we conduct a comprehensive examination of the thermoelectric characteristics observed in crystals of TTT2I3, which exhibit p-type behavior, and TTT(TCNQ)2, functioning as an n-type conductor. These crystals ...
  • Topological surface state in the thermoelectric properties of Bi2Te3 layers 
    NIKOLAEVA, Albina; KONOPKO, Leonid; GHERGISHAN, Igor; PARA, Gheorghe; SLOBODENIUC, Constantin (Technical University of Moldova, 2024)
    Using the new developed by us technology preparing single-crystal layers of topological insulator Bi2Te3 and Bi2Se3 , n and p-tip without substrate , we received layers with thickness 10-20 μm and with orientation the ...
  • Usage perspectives of renewable energy resources in Jordan 
    MOUSA, Marwan S.; TULBURE, Ildiko; QALAWI, Karam Al (Technical University of Moldova, 2024)
    Considering the energy needs of human beings on a global level, attention is currently oriented to existing possibilities of using renewable energy resources. In this context Arab countries could play an important role ...

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