Browsing by Title

Sort by: Order: Results:

  • Hybridization of Zinc Oxide Tetrapods for Selective Gas Sensing Applications 
    LUPAN, O.; POSTICA, V.; GRÖTTRUP, J.; MISHRA, A. K.; DE LEEUW, N. H.; CARREIRA, J. F. C.; RODRIGUES, J.; BEN SEDRINE, N.; CORREIA, M. R.; MONTEIRO, T.; CRETU, V.; TIGINYANU, I.; SMAZNA, D.; MISHRA, Y. K.; ADELUNG, R. (American Chemical Society, 2017)
    In this work, the exceptionally improved sensing capability of highly porous three-dimensional (3-D) hybrid ceramic networks toward reducing gases is demonstrated for the first time. The 3-D hybrid ceramic networks are ...
  • Hydrodynamic rotor with reduced turbulent of water currents for flow SHP 
    BOSTAN, Ion; GRAUR, Adrian; DULGHERU, Valeriu; BOSTAN, Viorel; SOCHIREANU, Anatol; CIOBANU, Oleg; CIOBANU, Radu; GLADÎŞ, Vitalie (Romanian Inventors Forum, 2013)
    Hydrodynamic rotors provides kinetic energy conversion of river water into mechanical or electrical energy without building barrages. Increased efficiency is provided by blades aerodynamic profile and their optimum position ...
  • Hydrodynamic rotors with modified profile NACA for flow SHP 
    BOSTAN, Ion; GRAUR, Adrian; DULGHERU, Valeriu; BOSTAN, Viorel; SOCHIREANU, Anatol; CIOBANU, Oleg; CIOBANU, Radu; GLADÎŞ, Vitalie (Romanian Inventors Forum, 2012)
    Hydrodynamic rotors provides kinetic energy conversion of river water into mechanical or electrical energy without building barrages. Increased efficiency is provided by blades aerodynamic profile and their optimum position ...
  • Hydrogels Based on Collagen and Dextran for Bioartificial Tissues 
    BUTNARU, M.; LUCACI, A. M.; COSMAN, B. P.; VERESTIUC, L. (Tehnica UTM, 2019)
    Hydrogels are crosslinked polymeric networks with a large number of hydrophilic domains. They can expand in numerous solvents and aqueous environments without dissolving owing to the chemical or physical bonds formed between ...
  • Hydrogen detection by individual Pd-modified ZnO nanowire 
    LUPAN, Oleg; PAUPORTÉ, Thierry; POSTICA, Vasile; VIANA, Bruno; ADELUNG, Rainer; CHOW, Lee; TIGINYANU, Ion (Technical University of Moldova, 2017)
    In this work an individual Pd-modified ZnO nanowire (Pd/ZnO NW) was integrated into a nanosensor device using focused ion beam (FIB)/scanning electron microscopy (SEM) system. The Pd/ZnO arrays were synthesized by ...
  • Hydrogen detector based on GaN nanocones 
    POPA, V.; VOLCIUC, O.; SONTEA, V.; TIGINYANU, I. M. (Technical University of Moldova, 2005)
    In this paper, we demonstrate that using GaN nanocone morphology obtained by photo electrochemical etching, it is possible to obtain very stable and easy in manufacturing gas sensors, in particular for hydrogen detection.
  • Hydrogen Gas Response of Zn1 – xAgxOy and Cu1 – xZnxOy Nanostructured Films 
    CRETU, V.; POSTICA, V.; ABABII, N.; SONTEA, V.; LUPAN, O. (Sumy State University, 2014)
    Detection of hydrogen gas in industry, biomedical systems and combustion systems is important for safety reasons. Silver doping in zinc oxide and zinc doping in copper oxide were investigated to obtain improved hydrogen ...
  • Hydrogen Gas Sensor Based on Nanograined Pd/α-MoO3 belts 
    CRETU, V.; POSTICA, V.; STOIANOV, D.; TROFIM, V.; SONTEA, V.; LUPAN, O. (Tehnica UTM, 2015)
    In this work, a simple and cost-effective method for nanostructurization of α-MoO3 micro-belts by using an aqueous solution of PdCl2 is reported. Obtained nanograined Pd/α-MoO3 belts, with 70-80 nm average diameters of ...
  • Hydrogen sensing behavior of tellurium thin films studied by A.C. measurements 
    TSIULYANU, Dumitru; MOCREAC, Olga (Engineering Society for Corrosion, Belgrade, Serbia, 2013)
    For the first time it is pointed out that tellurium films exhibit sensitivity to H2 at room temperature along with sensitivity to NO2. The hydrogen gas sensing performance of tellurium thin films was investigated by method ...
  • Hydrogen vehicle 
    MALEARCIUC, Mihail (Universitatea Tehnică a Moldovei, 2021)
    The aim of this article is to highlight the interest in hydrogen as an alternative transportation fuel systems and its ability to power fuel cells in zero-emission FCEVs, its potential for domestic production, its fast ...
  • Hydrogen –the substance of space origin is not governed by the earth laws of molecular-kinetic theory of an ideal gas 
    BELOUSSOV, Y. V.; KORYAGIN, E. I.; MARTYNUIK, N. P. (Editura U.T.M., 2008)
    Unlike works, dedicated to one or another problem, in one or another domain of science, described here is the essence of the new views on gaseous, aggregate state of terrestrial matter, beginning with the chemical element, ...
  • Hydrogen –the substance of space origin is not governed by the earth laws of molecular-kinetic theory of an ideal gas (Part II) 
    BELOUSSOV, Y. V.; KORYAGIN, E. I.; MARTYNUIK, N. P. (Editura U.T.M., 2008)
    Unlike works, dedicated to one or another problem, in one or another domain of science, described here is the essence of the new views on gaseous, aggregate state of terrestrial matter, beginning with the chemical element, ...
  • The hydropower 
    OPREA, D. (Technical University of Moldova, 2012)
    Hydropower is an extremely flexible technology for power generation. Hydro reservoirs provide built-in energy storage, and the fast response time of hydropower enables it to be used to optimize electricity production across ...
  • Hydropower serving rural consumers 
    BOSTAN, Ion (Universitatea Tehnică a Moldovei, 2013)
    The major goal of this Project is to develop engineering systems for flowing water kinetic energy conversion without dams on Nistru, Prut and Raut rivers, integrated with various technological systems. Development of ...
  • Hydrothermal treatment for the marked structural and optical quality improvement of ZnO nanowire arrays deposited on lightweight flexible substrates 
    LUPAN, Oleg; PAUPORTÉ, Thierry (ELSEVIER, 2010)
    ZnO nanowire arrays (NWs) have attracted great interest as the building blocks for emerging applications in new flexible and elastic electronic and optoelectronic devices (e.g. smart cards, light emitting diodes (LEDs), ...
  • Hyperloop 
    GUȚANU, Daniel (Universitatea Tehnică a Moldovei, 2021)
    Hyperloop is a new form of ground transport currently in development by a number of companies. It is seen to be cheaper and faster than train or car travel, and cheaper and less polluting than air travel. Hyperloop ...
  • Hypothermia Device Used in Medicine 
    COJOCARU, V. P.; TUGUI, P. S.; FEDORISIN, T.; POSTICA, I. V.; GALUS, R. (Tehnica UTM, 2015)
    In this work we describe the construction and operation of a device intended to create the effect of hypothermia in the skull. This device is controlled through fuzzy algorithms for lowering or maintaining present temperature. ...
  • Hовая технология и оборудование для электрохимической защиты металлов от коррозии. 
    КОСОВ, В.; МАТЮШЕНСКИЙ, А.; КОСОВА, Т.; КЛАУЗЕР, В. (Universitatea Agrară de Stat din Moldova, 2007)
    The present article gives the results of the theoretical and experimental investigations of the issue on structural metal protection from corrosion in the environment. There was examined the electron-ion state of the metal ...
  • Hовый метод оценки технического состояния автотракторного двигателя 
    ЛЫШКО, Георге; ЛАКУСТА, Ион; ЛЫШКО, С. (Universitatea Agrară de Stat din Moldova, 2007)
    In the offered work the new method to estimate a technical condition of engines and conditions of their operation in physical and chemical parametric values of an oil engine is developed and presented
  • Hормы высева и урожайность сортов риса 
    КУРБАНОВ, С.; МАГОМЕДОВА, Диана (Universitatea Agrară de Stat din Moldova, 2010)
    Intensive rice varieties Leeman, Regul and Daghestan 2 have been investigated. After using a shorten regime of irrigation it has been established that the reduction of a standard quantity of seeds from 6,0 to 4,5 million ...

Search DSpace

Browse

My Account