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  • GaN Schottky multiplier diodes prepared by electroplating: a study of passivation technology 
    COJOCARI, O.; POPA, V.; URSAKI, V. V.; TIGINYANU, I. M.; HARTNAGEL, H. L.; DAUMILLER, I. (IOP Publishing, 2004)
    This paper presents the results of a Pt/n-GaN Schottky contact technology development based on electrochemical metal deposition. Three different technological approaches are used to fabricate GaN varactor diodes. The effects ...
  • GaN Ultrathin Membrane for SERS Detection of Rhodamine B 
    CIOBANU, Vladimir; PLESCO, I.; BRANISTE, T.; CECCONE, G.; COLPO, P.; TIGINYANU, I. (Springer, Cham, 2022)
    In this paper we demonstrate the fabrication of a SERS detector based on GaN ultrathin membrane. The GaN membranes are elaborated by the so-called Surface Charge Lithography approach. The obtained membranes are functionalized ...
  • GaN ultrathin Membrane for SERS Detection of Rhodamine B 
    CIOBANU, V.; PLESCO, I.; BRANISTE, T.; CECCONE, G.; COLPO, P.; TIGINYANU, I. M. (Universitatea Tehnică a Moldovei, 2021)
    In this paper we demonstrate the fabrication of a SERS detector based on GaN ultrathin membrane. The GaN membranes are elaborated by the so-called Surface Charge Lithography approach. The obtained membranes are functionalized ...
  • GaN versus ZnO: Growth, properties and applications 
    TIGINYANU, Ion (Academica Greifswald, 2017)
    GaN and ZnO are wide band gap semiconductor compounds with unique properties favourable for the development of short-wavelength light emitting devices and high-power electronics. From the point of view of applications, ...
  • GaN-based 2D and 3D Architectures for Electronic Applications 
    CIOBANU, V. (Tehnica UTM, 2019)
    In this paper we demonstrate the fabrication of electronic devices based on GaN nanostructures. For fabrication of 2D and 3D GaN nanostructures, Surface Charge Lithography (SCL) and Hydride Vapor Phase Epitaxy (HVPE) ...
  • A GaN-based two-sensor array for methane detection in an ethanol environment 
    POPA, V.; TIGINYANU, I. M.; URSAKI, V. V.; VOLCIUS, O.; MORKOÇ, H. (IOP Publishing, 2006)
    We demonstrate that photoelectrochemical (PEC) etching of GaN layers in KOH or H3PO4 solutions leads to the formation of specific surface morphologies which cause the material to exhibit different sensitivities to certain ...
  • GaP template based semiconductor-metal nanocomposite 
    ALBU, Sergiu; MONAICO, Eduard; TIGINYANU, I. M.; URSAKI, V. V. (Institutul de Fizică Aplicată, AŞM, 2006)
    The interest in nanometer-scale materials and devices stimulated the development of alternative technologies in recent years. Metal nanowires are one of the most attractive materials because of their unique properties ...
  • GaP: Long-Term Evolution of Properties and New Prospects for Optoelectronics 
    PYSHKIN, Sergei L.; BALLATO, John M. (Technical University of Moldova, 2017)
    A unique set of GaP semiconductor samples studied for over 50 years has exhibited significant improvement in their properties through the formation of the perfect host crystal lattice and the N‐impurity crystal superlattice. ...
  • Garantarea fezabilităţii - ca argument de credibilitate a întreprinderii de finanţare 
    BUSUIOC, Mariana (Universitatea Tehnică a Moldovei, 2019)
    Obiectivele cercetării consistă în aprecierea tendințelor de dezvoltare a sectorului de microfinanțare din Republicii Moldova, fundamentarea direcțiilor de bază privind implementării mecanismelor financiare de gestionare ...
  • Gas and Pressure Sensors 
    GHIMPU, Lidia (Romanian Inventors Forum, 2020)
    This invention relates to the manufacture of gas and pressure sensors based on thin oxide layers. The oxide thin layers were obtained by the RF magnetron sputtering method. Carbon substrates and fiber optics were used in ...
  • Gas sensing characterization of tellurium thin films by Kelvin probe technique 
    TSIULYANU, D.; MARIAN, S.; MOCREAC, O. (Institutul de Fizică Aplicată al AŞM, 2012)
    In this paper, the change of work function ( Δφ ) of the tellurium thin films was studied in response to different concentrations of nitrogen dioxide, carbon oxide, ozone and water vapor using a KP with a gold grid reference ...
  • Gas sensing characterization of tellurium thin films by the Kelvin probe technique 
    TSIULYANU, D.; MARIAN, S.; MOCREAC, O. (Academy of Sciences of Moldova, 2012)
    The sensing behavior of tellurium films at room temperature was tested with environmental pollutant gases, such as NO2, CO, O3, and water vapor, using the Kelvin probe technique. A significant sensitivity was observed for ...
  • Gas sensitive films based on Te-SnO2 nanocomposite on flexible substrate 
    TSIULYANU, Dumitru; MOCREAC, Olga; AFANASIEV, Andrei; MONAICO, Eduard (Technical University of Moldova, 2022)
    Flexible films based on novel Te-SnO2 nanocomposites were fabricated for detection of toxic gases at room temperature. The Te-SnO2 nanocomposites were obtained via solvohermal recrystallization of pure crystalline tellurium ...
  • Gas sensor based on MoO3 
    CREȚU, Vasilii; TROFIM, Viorel; SONTEA, Victor; LUPAN, Oleg (Technical University "Gheorghe Asachi" of Iași, 2018)
    Invenția se referă la tehnica semiconductorilor oxizi, in particular la senzori de gaze pe bază de oxid de molibden.Senzorul de gaze pe bază de MoO3 include un substrat dielectric, pe una din suprafețele căruia este amplasat ...
  • Gas sensor performances of α-MoO3 belts nanostructured with Pd 
    CRETU, V.; POSTICA, V.; ABABII, N.; TROFIM, V.; RAILEAN, S.; LUPAN, O. (Technical University of Moldova, 2016)
    Molybdenum trioxide (MoO3) due to its unique physical and chemical properties is one of the most attractive candidates for different promising technological applications]. (MoO3 has a unique morphology that resembles a ...
  • Gas sensors based on optical fiber coated with nanocrystalline TiO2 and nanofibrous ZnO 
    GHIMPU, Lidia; PLESCO, Irina; URSACHI, Veaceslav; TIGINYANU, Ion; ZARRELLI, Mauro; ZOTTI, Aldobeneddetto; BORRIELLO, Anna (Technical University of Moldova, 2017)
    The paper is divided into two main sections: first, we report on magnetron sputtering of zinc oxide and titanium dioxide; second, the results of the investigation of the morphology and sensing characteristics of the optical ...
  • Gas sensors research and control system 
    BRAGARENCO, A.; PLOTNIC, P.; SONTEA, V. (2005)
    An installation for the gas sensors research has been made. The installation is connected to the computer by AT90S8535 microprocesor. The device allows obtaining the following dependences simultaneously: sensibility ...
  • Gas-sensing features of nanostructured tellurium thin films 
    TSIULYANU, Dumitru (Beilstein Institute for the Advancement of Chemical Sciences (Germany), 2020)
    Nanocrystalline and amorphous nanostructured tellurium (Te) thin films were grown and their gas-sensing properties were investigated at different operating temperatures with respect to scanning electron microscopy and X-ray ...
  • Gaseous fuels potential assessment for Moldova 
    CAPITAN, Olga (Institutul de Energetică al Academiei de Științe a Moldovei, 2016)
    In this paper, there has been determined the regional biogas and syngas potential and the electric power that could be installed. As raw materials, applicable in this field, was considered animal waste, industrial waste, ...
  • Gaslighters - who are they? 
    STEȚENCO, Iuliana (Universitatea Tehnică a Moldovei, 2022)
    Gaslighting is a manipulative technique used to make someone question their perception of reality. The name of “gaslighting” comes from the title of British playwright Patrick Hamilton's play „Gas Light” and people who use ...

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