Facultatea Calculatoare, Informatică şi Microelectronică: Recent submissions

  • Modeling of the structural transition in the nanostructured tetrathiotetracene-iodide crystal 
    ANDRONIC, Silvia (Technical University of Moldova, 2015)
    The Peierls structural transition in quasi-one-dimensional (Q1D) organic crystals of tetrathiotetracene iodide (TTT2I3) is presented in the 1D and 2D physical model. For a more complete description of the crystal, two the ...
  • Radiative properties of GaSe and GaSe: Eu nanolamellar structures intercalated with Cd 
    UNTILA, D.; CARAMAN, M.; CANȚER, V.; EVTODIEV, Ig. (Technical University of Moldova, 2015)
    In this work the crystalline structure, surface morphology, photoluminescence (PL) and absorption spectra of CdSe-GaSe and CdSe-GaSe<Eu> composites are studied in the fundamental absorption band edge region. The studied ...
  • Hybrid folded phonons in twisted graphene 
    NIKA, D. L.; COCEMASOV, A. I.; BALANDIN, A. A. (Technical University of Moldova, 2015)
    We theoretically investigated phonon dispersion and specific heat in AA-stacked, AB-stacked and twisted bilayer graphene with various rotation angles. Twisting bilayer graphene leads to emergence of new phonon branches – ...
  • Luminescence and optical second harmonic generation in atomically thin layered transition metal dichalcogenides 
    KULYUK, Leonid (Technical University of Moldova, 2015)
    This work concerns the photoluminescence (PL) properties of 2H-WS2, 2H-WSe2, 2H- and 3R-MoS2 bulk crystals and 2D flakes intercalated with halogen molecules, caused by direct gap emission with both neutral and charged ...
  • TiO2 nanotubular structures, synthesis and different applications 
    ENACHI, Mihai (Technical University of Moldova, 2015)
    TiO2 nanotubular structures NTs are promising materials for gas sensing, optoelectronic and photonic applications. One of the key points in these applications is the possibility to control the morphology, dimensions of ...
  • Cavity quantum dynamics with pumped few-level emitters 
    CIORNEA, Viorel; BARDETSKI, Profirie; MACOVEI, Mihai A. (Technical University of Moldova, 2015)
    Cavity quantum electrodynamics attracted a lot of attention due to possible applications in various areas. Here we demonstrate increased photon-photon correlations in a setup consisting of a moderately pumped two-level ...
  • Spintronics and optoelectronics - the light makes them closer 
    SIDORENKO, Anatolie (Technical University of Moldova, 2015)
    Last decade very rapid development became a new direction of the microelectronics of 21st century – spintronics, or spin-dependent electronics. It is similar to the extremely rapid development of the optoelectronics in ...
  • Exciton–Polariton laser under the influence of the Landau quantization, Rashba spin-orbit coupling and Zeeman splitting 
    MOSKALENKO, S. A. (Technical University of Moldova, 2015)
    The report consists from two parts. In the first of them I present a review of the investigations effectuated during last decades of the phenomenon of the Bose-Einstein Condensation (BEC) in the system of two-dimensional ...
  • Laser - magic tool for medical applications 
    CIOBANU, Nellu (Technical University of Moldova, 2015)
    Recently, stimulated radiation produced by laser plays an important and increasing role in biology and medical applications. A laser is a device that emits a high intensity, narrow beam of light, usually of one single color ...
  • IR absorption by free carriers in nanostructured organic crystals of tetrathiotetracene-iodide 
    CASIAN, Anatolie (Technical University of Moldova, 2015)
    The coefficient of long wave infra red (IR) absorption α is calculated for nanostructured organic crystals of tetrathiotetracene-iodide, TTT2I3, at room temperature as a function of radiation frequency v in the interval ...
  • The use of laser technology at the Alecu Russo State University of Balti 
    TOPALA, Pavel (Technical University of Moldova, 2015)
    An excimer laser was conceived, designed and developed by the collaborators of laboratory of Laser Technologies from the Alecu Russo State University of Balti.
  • Discovery of the laser: Historical aspects 
    TIGINYANU, Ion (Technical University of Moldova, 2015)
    The main steps undertaken by the mankind towards the discovery of the laser are reviewed, starting from the development of quantum theory of radiation by Albert Einstein in 1917, first demonstration of stimulated emission ...
  • 2D materials nanotechnologies between great expectations and lost illusions 
    DRAGOMAN, Mircea (Technical University of Moldova, 2015)
    This talk will be a review of the state of the art of 2D materials starting with graphene. The graphene discovery and latter of other 2D materials have produced a revolution in nanotechnology. New physical phenomena were ...
  • New take-off of Gallium Nitride 
    TIGINYANU, Ion (Technical University of Moldova, 2015)
    Gallium Nitride (GaN) is a wide-band-gap semiconductor compound (Eg = 3.4 eV at 300 K) which over the last decades played a major role in the development of modern solid-state lighting industry. An intensive investigation ...
  • Theory of Catalytic Micro- and Nanoengines: From Self-Propulsion Mechanisms to Remediation of Polluted Water 
    FOMIN, V. (Technical University of Moldova, 2015)
    A review is given of the theoretical ideas concerning the propulsion mechanisms of the catalytic micro- and nanoengines, which are prospective in robotics, biomedical engineering and environmental sustainability. Enhanced ...
  • Bioinspired Optical Materials 
    ZOLLFRANK, Cordt (Universitatea Tehnică a Moldovei, 2015)
    Natural systems are able to produce materials with unique properties. The formation of complex three-dimensional structures in nature is of fundamental importance to break the limits imposed by available construction ...
  • Plasmonic Effects for Enhanced Optical Mixing in view of THz Signal Generation 
    HARTNAGEL, Hans (Technical University of Moldova, 2015)
    First various graphene realizations of electronic circuitry examples are described. These represent application examples for the new material graphene. Then compact THz sources are presented involving optical laser mixing, ...
  • Light interacting with interconnected Nanomaterials: from extreme absorbers to fast sensors 
    ADELUNG, Rainer (Technical University of Moldova, 2015)
    Almost perfect black and white materials can be created on the basis of highly porous 3D materials from metal oxide semiconductors like ZnO or SnO2 in a flame transport synthesis. The white appearance originates by the ...
  • Fabrication of ultrathin GaN membranes with relatively large sizes for practical applications 
    CIOBANU, Vladimir; BRANISTE, Tudor; POPA, Veaceslav; GRIDENCO, Oleg; BATIRI, Mihail; TIGINYANU, Ion (Technical University of Moldova, 2015)
    We propose for the implementation a cost effective technological route allowing one to fabricate ultrathin GaN membranes for sensor applications. The main efforts are focused on the design and development of active parts ...
  • TEM investigation on new microstructures and properties of GaN 
    SCHÜRMANN, U.; WOLFF, N.; CIOBANU, V.; DENG, M.; KAMP, M.; RAEVSCHI, S.; BRANISTE, T.; SCHÜTT, F.; ADELUNG, R.; TIGINYANU, I.; KIENLE, L. (Australian Microscopy & Microanalysis Society, 2018)
    Gallium Nitride (GaN) is a wide-bandgap semiconductor compound with several applications in the field of optoelectronics, field-effect transistors and sensors. Different novel and outstanding GaN morphologies were analyzed ...

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