Facultatea Calculatoare, Informatică şi Microelectronică: Recent submissions

  • Flexible synchronous regulation of power electronic blocks of transformer-based photovoltaic stations 
    OLESCHUK, Valentin (Technical University of Moldova, 2024)
    Photovoltaic (PV) systems are very popular sources of renewable electrical energy. Voltage source inverters (VSI) are the main workhorses of PV installations, providing controlled conversion of dc voltage from PV strings ...
  • Picosecond pulse generation in InGaN blue lasers with saturable absorber 
    DOBROVOLSCHI, Veronica; RUSU, Spiridon; TRONCIU, Vasile (Technical University of Moldova, 2024)
    In this paper we report the results of theoretical investigations of generation of ps-pulses by blue InGaN with saturable absorber. We study numerically, using the single mode rate equations, the influence of wavelength ...
  • Linear and non-linear voltage-to-frequency multi-zone control of synchronously modulated power electronic inverters 
    OLESCHUK, Valentin; VASILIEV, Irina (Technical University of Moldova, 2024)
    The publication presents a brief analysis of the results of a study of power electronic converters of pa-rameters of electrical energy based on voltage source in-verters (VSIs) and neutral-point-clamped inverters (NPCIs) ...
  • Technological verification of the satellite module for precise determination of the position of satellites in orbit 
    SECRIERU, Nicolae; MELNIC, Vladimir; MARTINIUC, Alexei; PANDELE, Alexandru (Technical University of Moldova, 2024)
    Today, nanosatellite constellations are increasingly used in various missions. Given the complexity of these missions, more precise positioning and maneuvering is required for all constellation components. Recently positioning ...
  • Picosecond pulse generation by a gain – switched DFB lasers 
    SANDULEAC, Ionel; DOBROVOLSCHI, Veronica; TRONCIU, Vasile (Technical University of Moldova, 2024)
    This paper reports on picosecond pulse generation in a gain –switched DFB lasers, modeled by rate equation model. We study numerically the influence of material and geometrical parameters on pulse characteristics. Recently, ...
  • The architecture of nanosatellite module for FPGA-based cosmic radiation sensing with artificial intelligence 
    SECRIERU, Nicolae; CARBUNE, Viorel; ZADOROJNEAC, Tudor; MELNIC, Vladimir; IVANOVICI, Mihai; POPA, Stefan; KAZAK, Artur (Technical University of Moldova, 2024)
    This paper is devoted to the study of cosmic radiation and its effects on electronics, as well as ways to measure it in order to help the idealization of the proposed cosmic radiation sensing satellite module architecture ...
  • Synthesis of nanosized zeolites for VOCs detection 
    MERFOUK, Fatim Ezzahra; PIVA, Diógenes Honorato; BARREAU, Mathias; DENOUAL, Matthieu; MINTOVA, Svetlana (Technical University of Moldova, 2024)
    Detection of volatile organic compounds (VOCs) is essential in many areas such as environmental monitoring, industrial safety and healthcare. Zeolites have recently emerged as promising microporous materials for gas sensing ...
  • Growth of ZnO nanowire arrays on various substrates for enhanced glucose sensing 
    BUSUIOC, Simon; CIOBANU, Vladimir; MONAICO, Eduard V. (Technical University of Moldova, 2024)
    This study explores the potential of zinc oxide (ZnO) nanowires grown on various substrates for glucose sensing applications. The primary aim is to evaluate the electrochemical performance of these nanowires for nonenzymatic ...
  • Selectivity control of Ni-doped copper oxide at high operating temperatures 
    LITRA, Dinu; CHIRIAC, Maxim; ABABII, Nicolai; ZIMOCH, Lukas; TROFIM, Viorel; METLINSCHI, Pavel; DARII, Elena; LUPAN, Oleg (Technical University of Moldova, 2024)
    Gas sensors are of major importance in today's industrial, chemical, agricultural, energy and household fields, and their development for general consumer use is an area of growing interest. This study explores the development ...
  • Semiconducting oxide nanostructures for wideband optical detectors 
    CHIRIAC, Maxim; LITRA, Dinu; ABABII, Nicolai; SANDU, Iulia; SEREACOV, Alexandr; RAILEAN, Serghei (Technical University of Moldova, 2024)
    The aim of the research in this work was the determination of selective nanostructures at different wavelengths in the ultraviolet spectrum, used as broadband detectors. The ultraviolet spectrum is used in the industrial ...
  • Al-doped CdS used as light detector 
    BÎRNAZ, Adrian; MAGARIU, Nicolae; SEREACOV, Alexandr (Technical University of Moldova, 2024)
    Solar radiation, particularly ultraviolet light, can have both positive and negative effects in different fields. Cadmium sulphide is a sensitive material commonly used in the manufacturing of solar panels. This material ...
  • Sensors for detecting different types of gases: VOCs and battery 
    MAGARIU, Nicolae; ABABII, Nicolai; OFFERMANN, Jakob; SIEBERT, Leonard; ADELUNG, Rainer; LUPAN, Oleg (Technical University of Moldova, 2024)
    In the given work is presented the fabrication of sensors based on AlOx on columnar zinc oxide structures utilizing cost-effective methods for gas sensor development. To obtain the sensors based on AlOx on columnar zinc ...
  • Determination of refractive indices of layered GaSe by help of wavelength modulation spectroscopy 
    CRISTEA, Ecaterina; TIRON, Andrei; ZALAMAI, Victor (Technical University of Moldova, 2024)
    After obtaining graphene, the study of layered materials received a second breath. As with other layered 2D structures like graphene, adjacent GaSe layers are bound by the weak van der Waals force. This makes it possible ...
  • t-ZnO based sensor for optical and gas sensing applications 
    NAGPAL, Rajat (Technical University of Moldova, 2024)
    This paper investigates the synthesis, structural characterization, and multifunctional sensing applications of tetrapodal zinc oxide (t-ZnO) networks, grown using the flame transport synthesis (FTS) method. SEM images ...
  • Morphological, chemical and structural characterization of ZnO/ZnAl2O4 micro-nanostructures 
    LUPAN, Cristian (Technical University of Moldova, 2024)
    In this work we present a method of obtaining ZnO/ZnAl2O4 micronanostructures and their properties. ZnAl2O4 (bandgap ~3.8 eV) is a promising material for use in different applications, as catalyst, optoelectronic, etc., ...
  • Exploring the potential of quasi-one-dimensional organic crystals of TTT2I3 for thermoelectric applications 
    SANDULEAC, Ionel; ANDRONIC, Silvia (Technical University of Moldova, 2024)
    This paper estimates the potential of using quasi-one-dimensional organic crystals of TTT2I3 (tetrathiotetracene-iodide) as prospective thermoelectric converters. A comprehensive physical model of the crystal was developed ...
  • Surface excitations in nanocomposites based on porous III-V semiconductors 
    BARLAS, T.; KOTOVA, N.; MAMYKIN, S.; ROMANYUK, V. (Technical University of Moldova, 2024)
    In this work, we investigated porous layers obtained by electrochemical etching of n-type GaAs, InP, and GaP single crystals. Electrochemical etching techniques provide wide possibilities for formation layers with different ...
  • Design and implementation of a low-cost electrospinning setup for nanofibers fabrication 
    CRECIUNEL, Cătălin; CIOBANU, Vladimir; POSTOLACHE, Vitalie; MONAICO, Eduard V. (Technical University of Moldova, 2024)
    This paper presents an advanced electrospinning device designed for novel nanomaterials production, focusing on its innovative software architecture and open-source approach. The system, built around an Arduino Mega ...
  • Interface adaptation design for extracellular recordings from excitable tissue 
    OANCEA, Constantin-Daniel (Technical University of Moldova, 2024)
    For a clear perspective and almost exhaustive regarding physiology life organism, it is important to have the best method to gather this kind of signal and to processing them correctly and do not affect information content. ...
  • Catalase-like activity properties of Fe3O4/PVP nanoparticles in the study of sorghum seed germination processes 
    GUTSUL, Tatiana; SHIBAEV, Alexandr; RASTIMESINA, Inna (Technical University of Moldova, 2024)
    Since the discovery of the effect of the behavior of ferromagnetic (Fe3O4) nanoparticles in 2007 by a group of researchers, nanoparticles have shown their own peroxidase-like and catalase-like activity. A cycle of articles, ...

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