IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Conferinţa "Microelectronics and Computer Science" by Title

Browsing Conferinţa "Microelectronics and Computer Science" by Title

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  • Radiation Effects in Low Dimensional Semiconductor Structures 
    SOBOLEV, Nikolai A. (Technical University of Moldova, 2009)
    The paper presents a survey of effects occurring in Si-Ge and III-V quantum dots, quantum wells, quantum wires and superlattices upon electron and proton irradiation as well as upon ion implantation. The important issue ...
  • The Radiation Effects on Structural Defects and Reliability of High-k MOS Gate Dielectrics 
    SHISHIYANU, Sergiu T. (Technical University of Moldova, 2011)
    The effects of γ – irradiation on the physical and electrical properties of ZrO2 and HfO2 based high-k MOS structures were studied. The doses of γ –irradiation applied have been up to 80 Gray. The C-Vcharacteristics seeing ...
  • Radiative Transitions in Sm2+ Doped ZnAl2Se4 and KCl Crystals 
    TIRON, Andrew; ZALAMAI, Victor; RUSU, Emil; SYRBU, Nicolae; BEJAN, Nicolae (Technical University of Moldova, 2017)
    Photoluminescence spectra of ZnAl2Se4:Sm2+ and KCl:Sm2+ due to the processes of charge carriers recombination from levels 5Dj,5Lj,5Gj and 5Hj (4f55d1) on levels 7Fj of samarium ions were investigated. The broad photoluminescence ...
  • Radio-absorption shielding 
    BARANOV, S. A.; POPOV, V. V.; QIN, F. X. (Tehnica UTM, 2014)
    A correlation between the frequency of natural ferromagnetic resonance (NFMR) (1 to 12 GHz), determined from the dispersion of permeability, and alloy composition (or magnetostriction between 1 and 40 ppm) of glass-coated ...
  • Rational energy accumulation as a condition sine qua non for transition to sustainability 
    BOŞNEAGA, Iurie; BOLOGA, Mircea (Technical University of Moldova, 2017)
    In order to ensure optimal solutions for all-embracing energy issues, we elaborated scientifically based (mainly on Thermodynamics) Strategy of Sustainable Energy Development (3D-Strategy), founded on three principles: ...
  • Real-time control systems synthesis 
    SUDACEVSCHI, Viorica; ABABII, Victor; MAYKIV, Ihor; SACHENKO, Anatoliy; KOCHAN, Volodymyr; ROSHCHUPKIN, Oleksiy (Tehnica UTM, 2014)
    This paper presents a synthesis method of real-time control systems based on direct mapping of Petri net model into FPGA circuit. Synchronous timed Petri nets have been developed to specify and model the control system. ...
  • Realitatea virtuală. Ghidul spre lumea artificială 
    SAVA, Nina; NIRONES, Cristian (Technical University of Moldova, 2017)
    Lucrarea de faţă abordează principalele caracteristici ale sistemelor de realitate virtuală, influenţa şi aplicabilitatea acestora în diferite domenii. Va fi determinat rolul realităţii virtuale în dezvoltarea ulterioară ...
  • Recomandări Privind Implementarea SMSI după ISO/IEC 27001:2013 
    BULAI, Rodica; DUCA, Ludmila (Tehnica UTM, 2014)
    In this paper is done the comparative analysis of standard ISO/IEC 27001 The System management of information security (SMSI) the versions 2005 and 2013. It is proposed the recommendations according to the implementation ...
  • Recombinational radiation in doped crystals of zinc diphosphide 
    PEEV, L. G. (Technical University of Moldova, 2005)
    In the case of semiconductors with an indirect energy gaps of interdicted zones of the type ZnP2 (D84) optical transition with absorption and emission of phonons are found in the free exiton zone. In the case of alloyed ...
  • Redundanţă Hardware 
    COJUHARI, Sergiu; MELNIC, Radu; CEBAN, Gheorge; PUTERE, Aliona (Technical University of Moldova, 2011)
    În lucrarea dată sunt prezentate scheme logice de asigurare a redundanţei dispozitivelor tehnicii de calcul. Sunt prezentate trei scheme: 1:1, 1:N şi redundanţă în lanţ. Schema 1:1 se foloseşte pentru dispozitive unice (în ...
  • Reflecţii filosofice asupra unor probleme ale fizicii contemporane 
    LOZOVANU, Ecaterina (Technical University of Moldova, 2017)
    The article examines some philosophical issues related to linkage between quantum mechanics and general relativity theory. Attention is drawn on the linkage of these theories with the units of measurement for time, length ...
  • Regimul tranzitoriu al transformatorului la supratensiune 
    CATLABUGA, Eugeniu; ARNĂUT, Mihai (Tehnica UTM, 2014)
    În lucrare se propun ecuaţiile în formă complexă cu funcţii hiperbolice şi diferenţiale pentru calcularea regimului tranzitoriu al transformatorului de putere mare la intrarea undei de tensiune inaltă . Se prezintă curba ...
  • Reglarea turațiilor motorului de curent continuu în mediul de programare LabView 
    COJUHARI, Irina; FIODOROV, Ion; IZVOREANU, Bartolomeu; BARANOV, Simion; MORARU, Dumitru; MELNIC, Radu (Technical University of Moldova, 2017)
    În lucrare este descris sistemul proiectat de reglare a turațiilor motorului de curent continuu. S-a identificat pe cale experimentală modelul matematic al motorului de curent continuu ca obiect de reglare. Pentru modelul ...
  • Regresia polinomială la studierea factorilor climaterici 
    ȚURCANU, Alina (Technical University of Moldova, 2017)
    Lucrarea prezintă modele matematice liniar și neliniare ce estimează evoluţia proceselor sau fenomenelor pe baza unor parametri ce definesc procesele şi fenomenele în vederea realizării de calcule şi aproximări ale datelor ...
  • Relating to artificial communication 
    CARCEA, Liviu; VATAMANIUC, Dumitru; VELICU, Cristina; VATAMANIUC, Aurel (Technical University of Moldova, 2005)
    The semantics of a text depends less on the meaning of a word in particularly and more on their combinations. In the natural language the abstraction of the syntactic forms has evolved so much that the same meaning can be ...
  • Relaxarea de spin în monocristalele de antimonid de galiu dopate cu fier 
    GHEORGHIŢĂ, Eugen; ERMALAI, Felicia; CANŢER, Valeriu (Technical University of Moldova, 2009)
    In AIIIBV chemical combinations family, gallium antimonide is a material with unusual physical properties. Behavior of the transition elements like Iron, Chromium, Manganese, Nickel in various AIIIBV combinations is a ...
  • Relaxarea semidefinită în optimizarea pătratică cu variabile binare 
    MORARU, Vasile (Technical University of Moldova, 2009)
    Lucrarea de faţă abordează cu ajutorul funcţiei Lagrange şi a programării semidefinite problema de programare pătratică cu restricţii pătratice în variabile binare. Problema de programare pătratică cu restricţii pătratice ...
  • Remote control and monitoring of irrigation process operation and control system architecture 
    SECRIERU, Nicolae; LEVINEŢ, Nicolae; CANDRAMAN, Sergiu; ILCO, Valentin; GIRSCAN, Adrian; MARGARINT, Andrei (Technical University of Moldova, 2017)
    This paper reflects the development results of the irrigation processes automating platform for the plantations, which can be very user-friendly to optimize these processes and minimize irrigation costs and therefore serves ...
  • Resonance Raman Scattering and Excitons Optical Orientation in CuGaSe2 Crystals 
    ZALAMAI, Victor; SYRBU, Nicolae; Tiron, Andrew; DOROGAN, Valerian (Technical University of Moldova, 2017)
    Resonance Raman and luminescence spectra of CuGaSe2 crystals measured at 9 K and excited by He-Ne (632.8 nm) and Ar+ (514.5 nm) lasers were investigated. Excitons parameters in the region of A, B and C excitonic series ...
  • Rețeaua RENAM: noi oportunități pentru dezvoltarea conexiunilor CBF regionale 
    BOGATENCOV, Petru; SECRIERU, Grigore (Technical University of Moldova, 2017)
    În prezenta lucrare este efectuat un studiu al evoluţiei infrastructurilor electronice care sunt considerate ca un factor-cheie pentru dezvoltarea științei, educației și altor domenii. Dezvoltarea spațiului digital ...

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