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Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • H2 gas sensing properties of a ZnO/CuO and ZnO/CuO/Cu2O Heterostructures 
    ABABII, N.; POSTICA, V.; HOPPE, M.; ADELUNG, R.; LUPAN, O.; RAILEAN, S.; PAUPORTÉ, T.; VIANA, B. (Society of Photo-Optical Instrumentation Engineers, SPIE, 2017)
    The most important parameters of gas sensors are sensitivity and especially high selectivity to specific chemical species. To improve these parameters we developed sensor structures based on layered semiconducting oxides, ...
  • Hamilton full favoring apportionments 
    BOLUN, Ion (Vladimir Andrunachievici Institute of Mathematics and Computer Science, 2021)
    Aspects of full favoring of large beneficiaries in apportionments using Hamilton method are discussed. In this aim, the requirements of full favoring apportionments compliance with Hamilton method’s solutions were defined. ...
  • Hardness of Cu/LiF composite structure under dynamical indentation 
    PYRTSAC, C. (Institutul de Fizică Aplicată al AŞM, 2012)
    A permanent growth of the integration level and packaging density of chips on the crystals requires the sufficient increase of reliability and enhancement of the material servicing characteristics. At present, as a rule, ...
  • Hardness of the Cu thin films grown on the MgO substrate 
    GRABCO, D.; PYRTSAC, C.; GHIMPU, L. (Institutul de Fizică Aplicată al AŞM, 2014)
    In this paper we studied the mechanical propeties of Cu thin films grown on MgO ( 4) substrate. The Cu films were obtained by the method of magnetron sputtering (with Magnetron Sputtering RF) at room temperature with ...
  • Hardware implementation of Hopfield-like neural networks: Quantitative analysis of FPGA approach 
    ZAPOROJAN, Sergiu; CARBUNE, Viorel; SLAVESCU, Radu Razvan (IEEE, 2021)
    This paper provides a rigorous analysis of FPGA implementation of Hopfield-like neural networks. The relationship between the hardware resources used to synthesize the data path and those used to provide network connections ...
  • A Hardware Implementation of Petri Nets Models 
    SUDACEVSCHI, Viorica; ABABII, Victor; NEGURA, Valentin (Stefan cel Mare University of Suceava, Romania, 2006)
    In this work is proposed a hardware implementation method of Safe Petri Net model (SaPN). The processing structure presents an interaction between homogeny processing elements functional defined. On dependence of ...
  • A Hardware Implementation of Petri Nets Models 
    SUDACEVSCHI, Viorica; GUTULEAC, Ludmila; ABABII, Victor (Stefan cel Mare University of Suceava, Romania, 2004)
    This paper presents the structure of a reconfigurable FPGA system for Petri Net simulation. The system is described as the interactions between processed elements that are functionally defined. According to the interconnection ...
  • HDL Implementation from Petri Nets Description 
    SUDACEVSCHI, Viorica; ABABII, Victor; GUTULEAC, Emilian; NEGURA, Valentin (Stefan cel Mare University of Suceava, Romania, 2010)
    This paper describes the digital systems synthesis based on direct mapping of Petri nets model into FPGA circuit. A design flow that includes the specification of the system using Synchronous Petri Nets, verification of ...
  • Heavy noble gas (Kr, Xe) irradiated (111) InP nanoporous honeycomb membranes with enhanced ultrafast all-optical terahertz emission 
    RADHANPURA, K.; HARGREAVES, S.; LEWIS, R. A.; SIRBU, L.; TIGINYANU, I. M. (American Institute of Physics, 2010)
    Nanoporous honeycomb membranes on InP (111) surfaces emit ultrafast coherent terahertz pulses under near-infrared optical excitation. Irradiating the membranes with heavy noble gas Kr or Xe ions enhances the terahertz ...
  • Height Reference Surface for high accuracy Digital Elevation Modelling in Republic of Moldova 
    CHIRIAC, Vasile (Journal of Geodesy, Cartography and Cadastre, 2017)
    In 2011 Laser Scanning of flood risk areas was done by Land Relation and Cadastre Agency in the frame of the project financed by Norwegian Government. The future plans are to cover all territory of the country with LiDAR ...
  • Helical Turbine for Aeolian Systems and Micro-Hydrostation 
    BOSTAN, I.; DULGHERU, V.; CIUPERCĂ, R. (Springer Nature Switzerland, 2004)
    According to the wind cadastre existing in the Republic of Moldova and the development priorities of the wind energy conversion systems, which recommend the development of small power electric-energetic plants (approximately ...
  • A helical turbine system for wind and hydraulic energy recovery 
    BOSTAN, Ion; DULGHERU, Valeriu; CIUPERCA, Radu (Universitatea "Constantin Brâncuşi", Târgu-Jiu, 2009)
    The engineering complex study of the triad “gear-technology-transmission” has permitted to The main objective of this work is to elaborate and investigate the conversion devices for non-conventional energies (wind and ...
  • Heterojunction with ZnO polycrystalline thin films for optoelectronic devices applications 
    PURICA, Munizer; BUDIANU, Elena; RUSU, Emil (Elservier, 2000)
    Thin films of ZnO were deposited by thermal decomposition of Zn(C5H7O2)2 on semiconductor substrate, n-type silicon, p-type InP and also on transparent glass substrate. The obtained ZnO/Si and ZnO/InP heterostructures were ...
  • Heterostructure equivalence of step-recovery diodes for ballistic and diffusive electron resonance - a new concept for THz signal generation 
    HARTNAGEL, H. L.; SCHMIDT, L.-P.; NICOLAE, B.; OPREA, I.; SCHONHERR, D.; ONG, D. S.; SCHUR, J.; RUF, M. (IEEE, 2008)
    A heterostructure equivalent to the well-known step recovery diode principle, arranged as a double structure gives a new nonlinear device for highly efficient harmonic THz signal generation. Like in the case of step recovery ...
  • Heterostructure-based devices with enhanced humidity stability for H2 gas sensing applications in breath tests and portable batteries 
    LUPAN, Oleg; ABABII, Nicolai; MISHRA, Abhishek Kumar; BODDULURI, Mani Teja; MAGARIU, Nicolae; Alexander VAHL, Alexander VAHL; KRÜGER, Helge; WAGNER, Bernhard; FAUPEL, Franz; ADELUNG, Rainer; LEEUW, Nora H. de; HANSEN, Sandra (Elsevier, 2021)
    Semiconducting metal oxide - based gas sensors exhibit outstanding sensitivity, although humidity in the analyte typically hampers precise measurements. In this work it was shown that a 5−6 nm thin Al2O3 nano-layer is ...
  • Heterostructures on InP substrate for high-speed detection devices over a large spectral range (0.8–1.6 μm) 
    BUDIANU, Elena; PURICA, Munizer; RUSU, Emil (Elservier, 2000)
    Semiconductor heterostructures of AIIIBV type with a bandgap adjustable by composition assure a good detection in a large spectral range of 0.8–1.6 μm, compatible with optical fibre communication spectral range. The paper ...
  • HgGa2Se4 under high pressure: An optical absorption study 
    GOMIS, O.; VILAPLANA, R.; MANJÓN, F. J.; RUIZ-FUERTES, J.; PÉREZ-GONZÁLEZ, E.; LÓPEZ-SOLANO, J.; BANDIELLO, E.; ERRANDONEA, D.; SEGURA, A.; RODRÍGUEZ-HERNÁNDEZ, P.; MUÑOZ, A.; URSAKI, V. V.; TIGINYANU, I. M. (WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2015)
    High-pressure optical absorption measurements have been performed in defect chalcopyrite HgGa2Se4 to investigate the influence of pressure on the bandgap energy and its relation with the pressure-induced order–disorder ...
  • Hierarchical Aerographite 3D flexible networks hybridized by InP micro/nanostructures for strain sensor applications 
    PLESCO, Irina; STROBEL, Julian; SCHÜTT, Fabian; HIMCINSCHI, Cameliu; BEN SEDRINE, Nabiha; MONTEIRO, Teresa; CORREIA, Maria Rosário; GORCEAC, Leonid; CINIC, Boris; URSAKI, Veaceslav; MARX, Janik; FIEDLER, Bodo; MISHRA, Yogendra Kumar; KIENLE, Lorenz; ADELUNG, Rainer; TIGINYANU, Ion (Springer Nature Limited, 2018)
    In the present work, we report on development of three-dimensional flexible architectures consisting of an extremely porous three-dimensional Aerographite (AG) backbone decorated by InP micro/nanocrystallites grown by a ...
  • High Aspect Ratio Ternary Zn1–xCdxO Nanowires by Electrodeposition for Light-Emitting Diode Applications 
    LUPAN, Oleg; PAUPORTÉ, Thierry; LE BAHERS, Tangui; CIOFINI, Ilaria; VIANA, Bruno (American Chemical Society, 2011)
    We present a combined experimental and computational approach to study Zn1–xCdxO nanowires (NWs) and their integration in light-emitting diode (LED) structures. Self-standing Zn1–xCdxO NWs have been electrodeposited on ...
  • High Education in Biomedical Engineering in Republic of Moldova 
    SONTEA, V.; RAILEAN, S.; VOVC, V.; COSTIN, H.; ZAHARIA, D.; IAVORSCHI, A. (Springer International Publishing, 2015)
    The ubiquitous aspiration to health and life propels healthcare industry as the world's biggest industrial sector. Biomedical engineering (BME) occupies a central place in healthcare industry and it is one of the few areas ...

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