Conferinţe: Recent submissions

  • Peierls structural transition of TTF-TCNQ organic crystals in the 2D physical model 
    ANDRONIC, Silvia; BALMUS, Ion; CASIAN, Anatolie (Tehnica UTM, 2014)
    Many quasi-one-dimensional (Q1D) organic crystals, known as synthetic metals at room temperature, become insulators when the temperature decreases, due to the Peierls transition. In the last years, it was demonstrated ...
  • Deformation peculiarities in bidimensional structure ITO/n-Si under concentrated load action 
    GRABCO, D.; HAREA, E.; SHERBAN, D.; USATYI, Iu. (Technical University of Moldova, 2005)
    The development of modern technique requires new information regarding the mechanical properties of various materials having practical application, especially, bidimensional materials for micro- and optoelectronics: films, ...
  • Acoustical properties of rectangular quantum heterowires with clamped outer surfaces 
    ZINCENCO, Nadejda D.; NIKA, Denis L.; Al-SABAYLEH, Moayad (Technical University of Moldova, 2005)
    We had been theoretically studied the acoustic phonon spectra and group velocities of the phonons in the rectangular GaN nanowire with clamped outer surfaces, covered with elastically dissimilar barriers. The elastic ...
  • Acoustic properties of cylindrical nanowires with the elastically dissimilar barriers 
    NIKA, Denis L.; POKATILOV, Evgenii P.; BALANDIN, Alexander A. (Technical University of Moldova, 2005)
    We have theoretically investigated the effect of the coating made of the elastically dissimilar material on the acoustic phonon properties of semiconductor nanowires. It is shown that the acoustic impedance mismatch at the ...
  • Nitrogen localized states in presence of bi-dimensional electron gas in heavily doped GaAs1-xNx 
    HAMDOUNI, A.; BOUSBIH, F.; BOUZID, S. Ben; CHTOUROU, R.; HARMAND, J. C. (Technical University of Moldova, 2005)
    We report a low-temperature photoluminescence spectra (LTPL) of GaAs1-xNx layers and 2 dimension electron gas (2DEG) GaAs1-xNx/AlGaAs modulation doped heterostructure grown on GaAs substrates by molecular beam epitaxy (MBE) ...
  • Analysis of luminescence mechanism of highly efficient yag and tag phosphors for LED’s application 
    NAZAROV, Mihail; YOON, Chulsoo (Technical University of Moldova, 2005)
    The idea of a white light emitting diode (LED) seems not to be inherently unusual or surprising. It was not until the recent successful creation of high frequency light LEDs in the blue/ultraviolet region when the white ...
  • Spin-splitted states and spin hall effect induced by polarization in semiconductors structures 
    KANTSER, V. G.; ARAPAN, S.; BYRLIBA, G.; CYRLIG, S. (Technical University of Moldova, 2005)
    A new terms of SOI induced by interband interaction through the electrical polarization or atomic displacement like optical phonons are proposed and analyzed. These SOI mechanisms have the physical nature in the relativistic ...
  • The Aharonov-Bohm effect in self-assembled InGaAs/GaAs quantum rings 
    FOMIN, V. M.; GLADILIN, V. N.; DEVREESE, J. T.; OFFERMANS, P.; KLEEMANS, N.; KOENRAAD, P. M.; WOLTER, J. H.; GRANADOS, D.; GARCÍA, J. M. (Technical University of Moldova, 2005)
    Based on the structural information obtained from X-STM measurements, we calculate the electron energy spectra in quantum rings (QR)s and the electron orbital magnetization as a function of the applied magnetic field. Shape ...
  • Role of semiconductor industry in the growth of less developed countries 
    SINGH, R.; POOLE, K. F. (Technical University of Moldova, 2005)
    The semiconductor industry (consisting of design of integrated circuits, semiconductor wafer processing, packaging, testing, and materials supply) with annual sale of over $200 billion serves as a feedstock to the electronics ...
  • The gated amplifier - discriminator for measurement of temporary parameters of electronic schemes 
    MIRONOV, B.; MIRONOVA, M. (Technical University of Moldova, 2005)
    In practical experimental production both application of digital chips and other electronic circuits, it happens it is necessary to make their selection and classification on temporary parameters. The application of usual ...
  • Polar - coordinates impedance meter with simulated resonance 
    NASTAS, Vitalie; CAZAC, Artur; NASTAS, Alexandru (Technical University of Moldova, 2005)
    The paper presents an impedance meter based on the effect of simulated resonance. The series resonance circuit supplied with an polar-coordinates impedance simulator, an current signal generator and an phase-sensitive ...
  • Primary and secondary parameters of the coaxial microwire 
    COLPACOVICI, Iulian; AVRAM, Ion; GRITCO, Roman; PARVAN, Vladimir (Technical University of Moldova, 2005)
    The coaxial microwire is a perspective element for application in microelectronic devices of a radio-frequency wave band. Theoretical definition of primary (linear) parameters of a coaxial microwire is carried out. The ...
  • Coaxial microwire with the bimetallic sheath 
    COLPACOVICI, Iulian; AVRAM, Ion; GRITCO, Roman; PARVAN, Vladimir; GORODENCO, Oxana (Technical University of Moldova, 2005)
    The bimetallic sheath of a coaxial microwire have an influence on its parameters. Thickness and properties of a magnetic covering of the sheath influence on value of line-ar inductance and wave resistance, attenuation and ...
  • Metrological polar - coordinates impedance simulators 
    NASTAS, Vitalie (Technical University of Moldova, 2005)
    The paper contains analysis of two types of metrological polar - coordinate impedance simulators: with current control and with voltage control. Synthesis of the impedance simulators circuits is considered. The offered ...
  • Ring cavity excitability and coherence resonance. Applications to communication systems 
    TRONCIU, V .Z.; ABRAM, R. A.; RUSU, S. S.; BARDETCHI, P. I. (Technical University of Moldova, 2005)
    We discuss the phenomena of excitability and coherence resonance of a nonlinear ring cavity where excitons and biexcitons are created. A bifurcation analysis of the ring cavity dynamics demonstrates both the existence of ...
  • Tuning of controllers to the fourth order advance delay objects with nonminimal phase and astatism 
    IZVOREANU, Bartolomeu; FIODOROV, Ion; COJUHARI, Irina; TONU, Svetlana (Technical University of Moldova, 2005)
    A procedure of tuning of linear controllers to the fourth order advance delay objects’ models with nonminimal phase and astatism is proposed in this paper. The object is presented with transfer function that contains one ...
  • Political and sociological prognostication with use of artificial intellect 
    SHOLARI, Evgheni (Technical University of Moldova, 2005)
    In the work the essence problem of prognostication, and also an opportunity of use of neural networks in political and sociological prognostication is examined. Also the traditional methods applied in political and ...
  • Dezvoltarea unui sistem pentru planificarea procesului de fabricaţie a microfirelor 
    ZAPOROJAN, Sergiu; PLOTNIC, Constantin; LARIN, Vladimir (Tehnica UTM, 2014)
    Aplicaţia destinată planificării procesului de fabricare a microfirului este dezvoltată sub formă de două module, modulul care realizează interfaţa utilizatorului cu sistemul de operare şi modulul care implementează ...
  • Aspecte intensionale în limbajul natural: procesarea 
    CREŢU, Sergiu; POPESCU, Anatol (Tehnica UTM, 2014)
    This study aims to develop techniques for determining the meaning (Sinn) of a sentence written or spoken in natural language, based on meaning (Meaning, Bedeutung) of lexical units fixed by a vocabulary (elaborated ad-hoc) ...
  • Arhitectură pentru suport argumentativ al deciziilor luate în procesele industriale 
    CĂRBUNE, Viorel; CALMÎCOV, Igor; GÎSCĂ, Vasile (Tehnica UTM, 2014)
    Problema gestionării reurselor într-un proces industrial este una foarte actuală şi complexă şi pentru a putea fi rezolvată este necesară crearea unui sistem informational destul de performant cu posibilităţi speciale de ...

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