IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • Fundamentele sociale, morale și religioase ale sancțiunii juridice 
    BOSTAN, Ina (Universitatea Academiei de Ştiinţe a Moldovei, 2017)
    Individul întotdeauna își duce existența în cadrul vieții sociale, iar viața socială cuprinde toate fenomenele care apar între oameni, în oricare moment al existenței lor. De aceea, activității umane îi sunt caracteristice ...
  • Further Remarks on Elementary Radicals and Associated Filters of Ideals 
    COJUHARI, E. P.; GARDNER, B. J. (Australian Mathematical Publishing Association Inc., 2021)
    Ryabukhin showed that there is a correspondence between elementary radical classes of rings and certain filters of ideals of the free ring on one generator, analogous to the Gabriel correspondence between torsion classes ...
  • Fuzzy controlled system for hypothermic Brain therapy 
    COJOCARU, Victor; MARDARI, Vladimir (The Publishing House of the Romanian Academy, 2014)
    We propose a device for therapeutic hypothermia implemented with Peltier elements controlled by a microcontroller, operated from a guided user interface. The control is based on fuzzy logic and aims at keeping a low ...
  • Fuzzy logic algorithm for use in controlled hypothermia 
    COJOCARU, Victor; VRABII, Daniel (IEEE, 2015)
    We analyze a device designed to perform therapeutic hypothermia in the skull. This device is proposed for use in hospitals profile especially for rapid intervention crews. The cooling device uses Peltier elements that allow ...
  • Fuzzy Sensor Network for Mobile Robots Navigation 
    ABABII, Victor; SUDACEVSCHI, Viorica; ALEXEI, Victoria; MELNIC, Radu; BORDIAN, Dimitrie; NISTIRIUC, Ana (IEEE, 2019)
    This paper presents the results of the research carried out in the development of Fuzzy sensor networks for navigation mobile robots in closed environments. Wi-Fi technology is used for locating and moving robots which ...
  • GaAs nanowires obtained via electrochemical etching of bulk substrates 
    MONAICO, Ed.; MORARI, V.; URSAKI, V. V.; MONAICO, E. I.; TIGINYANU, I. M.; NIELSCH, K. (Institutul de Fizică Aplicată, AŞM, 2018)
    Technological conditions for obtaining InP nanomembranes and nanowires by means of fast anodic etching of bulk substrates have been recently elaborated. Electrochemical etching is an easy, cost-effective, and very fast ...
  • Galvano-thermomagnetic properties of Bi/sub 1-x/Sb/sub x/ nanowires at semiconductor-semimetal transition induced by elastic elongation 
    NIKOLAEVA, A.; BODIUL, P.; KONOPKO, L.; PARA, G. (IEEE, 2002)
    In the work thin single crystal (0.3 < d < 5 /spl mu/m) wires Bi/sub 1-x/Sb/sub x/ obtained by the liquid phase casting in a glass coating were investigated under elastic deformations up to 2-3% relative elongation in the ...
  • GaN nanomembranes as memristors with self-rectification 
    DRAGOMAN, Mircea; CIOBANU, Vladimir; DRAGOMAN, Daniela; DINESCU, Adrian; BRANISTE, Tudor; TIGINYANU, Ion (Institute of Nanocience and Nanotechnology, INN, 2017)
    We have recently shown that GaN ultrathin membranes suspended on GaN nanowires having a thickness of 15 nm and planar dimensions of 12×184 microns are acting as memristive devices. The physical effect which explains this ...
  • GaN nanostructuring for the fabrication of thin membranes and emerging applications 
    TIGINYANU, Ion; URSAKI, Veaceslav (TUBITAK, 2014)
    We present a review of technological methods developed in recent years for the purpose of gallium nitride nanostructuring, with the main focus on fabrication of thin GaN membranes. In particular, we report on traditional ...
  • GaN nucleation on (0 0 0 1)-sapphire via ion-induced nitridation of gallium 
    SIDORENKO, A.; PEISERT, H.; NEUMANN, H.; CHASSÉ, T. (ELSEVIER, 2006)
    The growth of epitaxial GaN films on (0001)-sapphire has been investigated using X-ray photoelectron spectroscopy (XPS) and low energy electron diffraction (LEED). In order to investigate the mechanism of the growth in ...
  • GaN nucleation on 6H-SiC(0 0 0 1)-(√3×√3)R30°:Ga and c-sapphire via ion-induced nitridation of gallium: Wetting layers 
    SIDORENKO, A.; PEISERT, H.; NEUMANN, H.; CHASSE, T. (Elsevier, 2007)
    We present X-ray Photoemission (XPS) and low energy electron diffraction (LEED) investigations of initial stages of GaN film growth on sapphire(0001) and SiC(0001)-√3×√3:Ga. The growth of ultrathin films is performed by ...
  • GaN Schottky multiplier diodes prepared by electroplating: a study of passivation technology 
    COJOCARI, O.; POPA, V.; URSAKI, V. V.; TIGINYANU, I. M.; HARTNAGEL, H. L.; DAUMILLER, I. (IOP Publishing, 2004)
    This paper presents the results of a Pt/n-GaN Schottky contact technology development based on electrochemical metal deposition. Three different technological approaches are used to fabricate GaN varactor diodes. The effects ...
  • GaN versus ZnO: Growth, properties and applications 
    TIGINYANU, Ion (Academica Greifswald, 2017)
    GaN and ZnO are wide band gap semiconductor compounds with unique properties favourable for the development of short-wavelength light emitting devices and high-power electronics. From the point of view of applications, ...
  • A GaN-based two-sensor array for methane detection in an ethanol environment 
    POPA, V.; TIGINYANU, I. M.; URSAKI, V. V.; VOLCIUS, O.; MORKOÇ, H. (IOP Publishing, 2006)
    We demonstrate that photoelectrochemical (PEC) etching of GaN layers in KOH or H3PO4 solutions leads to the formation of specific surface morphologies which cause the material to exhibit different sensitivities to certain ...
  • GaP template based semiconductor-metal nanocomposite 
    ALBU, Sergiu; MONAICO, Eduard; TIGINYANU, I. M.; URSAKI, V. V. (Institutul de Fizică Aplicată, AŞM, 2006)
    The interest in nanometer-scale materials and devices stimulated the development of alternative technologies in recent years. Metal nanowires are one of the most attractive materials because of their unique properties ...
  • Gas sensing characterization of tellurium thin films by Kelvin probe technique 
    TSIULYANU, D.; MARIAN, S.; MOCREAC, O. (Institutul de Fizică Aplicată al AŞM, 2012)
    In this paper, the change of work function ( Δφ ) of the tellurium thin films was studied in response to different concentrations of nitrogen dioxide, carbon oxide, ozone and water vapor using a KP with a gold grid reference ...
  • 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 ...
  • Gaseous fuels potential assessment for Moldova 
    CAPITAN, Olga (Institutul de Energetică al Academiei de Științe a Moldovei, 2016)
    In this paper, there has been determined the regional biogas and syngas potential and the electric power that could be installed. As raw materials, applicable in this field, was considered animal waste, industrial waste, ...
  • Gazeificarea biomasei solide şi costul singazului produs 
    GHERMAN, Cristina; ŞVEŢ, Olga; ARSENI, Lucia (Institutul de Energetică al Academiei de Științe a Moldovei, 2012)
    În lucrarea dată a fost determinat costul singazului produs din paie şi chips-uri la diferite capacităţi ale gazificatorului, în condiţiile Republicii Moldova. Pentru acesta, au fost determinate ratele de creştere ale ...
  • Gândire algoritmică: concept și analiză a resurselor educaționale digitale formative 
    BURLACU, Natalia (Bucharest University Press, 2019)
    The present material contains an analytical framework regarding the concept of algorithmic thinking (AT): semantics, the area of use, the training mode, the imperatives of developing and implementing of the cognitive skills ...

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