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  • 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 ...
  • Henri Coanda - om de ştiinţă şi inventator 
    DULGHERU, Valeriu (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2004)
    Henri Coandă a fost academician şi inginer aeronautic român, pionier al aviaţiei, fizician, specialist în aerodinamică şi mecanica fluidelor, inovator, inventator şi descoperitor al efectului care îi poartă numele.
  • 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 ...
  • High level of synthesis parallel problem-oriented TS - coordinated digital computing systems 
    KONDRATIEV, V.; BAZHANOV, Y.; BALABANOV, A. (Institute of Mathematics and Computer Science, 1998)
    The development of parallel digital computing systems (DCS) is a main direction in development of architecture of the computers wich succeets the on change of traditional principles of machines designing of consecutive ...
  • High power 150 GHz Schottky based varactor doubler 
    MONTERO-DE-PAZ, J.; SOBORNYTSKYY, M.; HOEFLE, M.; COJOCARI, O. (IEEE, 2016)
    Presented is the design, simulation and characterization of a high power 150 GHz Schottky based varactor doubler. The designed doubler works in the 67.5 GHz-82 GHz input frequency band with an input power of 25 dBm (315 ...
  • High Power Discrete Schottky Diodes Based 275-305 GHz Transceiver for FMCW-Rada 
    MORO-MELGAR, D.; COJOCARI, O.; OPREA, I.; HOEFLE, H.; RICKES, M. (IEEE, 2018)
    A heterodyne 275-305 GHz transceiver intended for frequency modulated continuous wave radar applications is presented here. A commercial E-band active multiplication chain is used to provide the required power and frequency ...
  • High Power High Efficiency 270-320 GHz Source Based on Discrete Schottky Diodes 
    MORO-MELGAR, D.; COJOCARI, O.; OPREA, I. (IEEE, 2018)
    A 300 GHz source based on discrete Schottky diodes technology is reported in this work. The high frequency part developed by ACST consists of two high power and high efficiency doublers, one at 135-160 GHz and a second one ...

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