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  • Characteristics of the Phase-shifting Transformer Realized According to the "Polygon" Connection 
    KALININ, L. P.; ZAITSEV, D. A.; TIRSHU, M. S.; GOLUB, I. V. (Institutul de Energetică al AȘM, 2017)
    The object of the study is a two-transformer phase-shifting device with a span of adjustment of the angle of phase shift . In order to determine the energy characteristics of the investigated device, it has been put the ...
  • Characteristics of the Static Zigzag-Triangle Frequency Converter 
    KALININ, L. P.; ZAITSEV, D. A.; TIRSU, M. S.; GOLUB, I. V.; POGORLETSKY, V. M.; KALOSHIN, D. N. (Institutul de Energetică al AȘM, 2020)
    The object of research is a static transformer frequency converter, which can be used to combine parallel-operating power systems having different operating frequencies. The aim of the work is to study operational ...
  • Characterization of core/shell structures based on CdTe and GaAs nanocrystalline layers deposited on SnO2 microwires 
    GHIMPU, L.; URSAKI, V. V.; PANTAZI, A.; MESTERCA, R.; BRÂNCOVEANU, O.; SHREE, Sindu; ADELUNG, R.; TIGINYANU, I. M.; ENACHESCU, M. (ELSEVIER, 2018)
    We report the fabrication and characterization of SnO2/CdTe and SnO2/GaAs core/shell microstructures. CdTe or GaAs shell layers were deposited by radio-frequency (RF) magnetron sputtering on core SnO2 microwires synthesized ...
  • Characterization of gallium-doped CdS thin films grown by chemical bath deposition 
    KHALLAF, Hani; CHAI, Guangyu; LUPAN, Oleg; CHOW, Lee; PARK, S.; SCHULTE, Alfons (ELSEVIER, 2009)
    Ga-doped CdS thin films, with different [Ga]/[Cd] ratios, were grown using chemical bath deposition. The effect of Ga-doping on optical properties and bandgap of CdS films is investigated. Resistivity, carrier density, and ...
  • Characterization of GaN thin films and Eu-doped GaN nanowires and nanoparticles produced on the basis of Ga2O3 nanomaterial 
    RUSU, Emil; URSAKI, Veacheslav; CULEAC, Ion; SIMINEL, Anatolii; RAEVSCHI, Simion; VLAZAN, Paulina; NICORICI, Alexandr (Academia de Ştiinţe a Moldovei, 2016)
    Due to advantageous properties such as wide bandgap, pronounced chemical and thermal stability, gallium nitride is currently considered as one of the most important semiconductor materials for practical applications. We ...
  • Characterization of gas sensitive nanostructured tellurium films 
    TIULEANU, D.; SIDORENKO, A.; CIOBANU, M.; MOCREAC, O. (Academia de Ştiinţe a Moldovei, 2019)
    Nanostructured tellurium thin films have been fabricated and both the DC electrical conductivity and impedance spectra were investigated in different gaseous media. It is shown that the grain dimensionality and properties ...
  • Characterization of liposomes and silica nanoparticles using resistive pulse method 
    RUDZEVICH, Yauheni; LIN, Yuqing; WEARNE, Adam; ORDONEZ, Antonio; LUPAN, Oleg; CHOW, Lee (ELSEVIER, 2014)
    The ability to precisely count inorganic and organic nanoparticles and to measure their size distribution plays a major role in various applications such as drug delivery, nanoparticles counting, and many others. Here we ...
  • Characterization of new nanocomposit PEPC / anthracenehalcon 
    BORDIAN, O.; VERLAN, V.; IOVU, M.; CULEAC, I.; NISTOR, I.; POPUŞOI, A.; DRAGALIN, G.; BARBĂ, N. (Institutul de Fizică Aplicată al AŞM, 2012)
    Nanocomposites PEPC / ANA-Halcon (chemical formula is shown below Figure 1) were investigated. Nanocomposite coatings were obtained by the chemical solution method. PEPC and ANAHalcon were separately dissolved in benzene ...
  • Characterization of p-NiO/n-Si heterojunctions prepared by spin coating method 
    MORARI, Vadim; ZALAMAI, Victor; RUSU, Emil; MONAICO, Eduard; URSAKI, Veacheslav; NIELSCH, Kornelius; TIGINYANU, Ion (Academia de Ştiinţe a Moldovei, 2019)
    In this paper, we present results on preparation of NiO thin films by spin-coating method. The films have been deposited on n-Si (100) substrates from 0.35 M aqueous solution of nickel chloride - NiCl2 *6H2 O or nickel ...
  • Characterization of strained quantum well InGaAs/AlGaAs buried heterostructure lasers using internal second-harmonic generation 
    IACOVLEV, Vladimir P.; LUPU, Anatol T.; SYRBOU, Alexei V.; SURUCEANU, Grigore I.; KRAVETSKY, I. V.; CULIUC, Leonid L.; CHAND, Naresh (SPIE, 1994)
    In this paper the investigation of internal optical second harmonic generation (SH) of buried heterostructure (BH) InGaAs/AlGaAs strained quantum well laser diodes is performed for additional characterization of these ...
  • Characterization of structure and luminescence of titania nanotubes 
    ENACHI, M.; TROFIM, V.; COSEAC, V.; TIGINYANU, I. M.; URSAKI, V. V. (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2009)
    The morphology, structural, and optical properties of porous titania layers prepared by electrochemical oxidation of Ti foils are studied as a function of technological conditions of preparation and post-electrochemical-oxidation ...
  • Characterization of tellurium-based films for NO2 detection 
    TSIULYANU, D.; TSIULYANU, A.; LIESS, H.-D.; EISELE, I. (Elsevier, 2005)
    Sensing characteristics of tellurium-based thin films for NO2 monitoring was studied systematically. The influence of contact materials, thermal treatment, temperature and thickness of the samples on the electrical ...
  • Characterization of the luminophore compounds based on Eu3+ ions coordinated with different ligands 
    VERLAN, V. I.; BORDIAN, O.; CULEAC, I. P.; IOVU, M. S.; ZUBAREVA, V. E. (Institutul de Fizică Aplicată al AŞM, 2016)
    Organic materials on Eu3+ ions base are excellent materials for a new generation of light emitting devices with high efficiency, and wide potential applications as luminescent labels in biological systems, etc. Organic ...
  • Characterization of thin ZnO film by optical second harmonic generation: experiment and theory 
    BUINITSKAYA, G.; KRAVETSKY, I.; KULYUK, L.; MIROVITSKII, V.; RUSU, E. (IEEE, 1998)
    Thin polycrystalline zinc oxide film deposed on glass substrate have been investigated by optical second harmonic generation (SHG). The intensity of SHG in dependence of rotation angle of fundamental beam polarization for ...
  • Characterization the nanocomposites of coordination compounds of Eu3+ ions/PEPC by TGA, DSC, TEM AND SEM 
    BORDIAN, O.; VERLAN, V.; CULEAC, I.; IOVU, M.; BRANCOVEANU, O.; BALAN, D.; BOJIN, D.; ZUBAREVA, V.; ENACHESCU, M. (Institutul de Fizică Aplicată al AŞM, 2016)
    Coordination compounds of Europium(III) are excellent materials for a new generation of light emitting devices with high efficiency, easy color tuning, temperature insensitivity, and high stability. Compounds Eu(TTA)3(Ph3PO)2, ...
  • Characterizaton of the seismic zone of Chişinău 
    CUTIA, Evgheni (Universitatea Tehnică „Gheorghe Asachi” din Iaşi, 2018)
    This paper presents information on seismic hazard in Chișinău city, Republic of Moldova. Analyzing historical data, eyewitness statements, and records of the Institute of Geology and Seismology of the Academy of Science ...
  • Characterizing the attractors of chaotic systems by a direct measurement method 
    TEODORESCU, H. N.; HULEA, M.; COJOCARU, V. (IEEE, 2014)
    Due to the high sensitivity to internal parameters, the operation of the chaotic systems may couple strongly to the ambient and are apt to detect small variations of external factors that influence the internal ones. We ...
  • Charge carrier distribution in free-standing porous GaP membranes studied by Raman spectroscopy 
    SARUA, A.; TIGINYANU, I. M.; URSAKI, V. V.; IRMER, G.; MONECKE, J.; HARTNAGEL, H. L. (ELSEVIER, 1999)
    Free-standing porous GaP membranes were fabricated by anodic etching of (111)-oriented crystalline substrates in H2SO4 aqueous solution. The formation of a column-shaped porous structure with average structure dimension ...
  • Charge transport mechanisms in quaternary glassy S -Te based thin films 
    CIOBANU, M.; TSIULYANU, D. (Institutul de Fizică Aplicată, 2016)
    Several compositions of quaternary materials in the As-S-Ge-Te system were synthesized by meltquenching technique and the respective thin films have been fabricated. Shown by AFM, SEM and X - ray analysis the nature of ...
  • Charles Augustin Coulomb (1736-1805) 
    MARINCIUC, Mihai (Institutul de Inginerie Electronică şi Nanotehnologii "D. Ghiţu" al AŞM, 2008)
    Articolul este dedicat lui Charles Augustin Coulomb - fizician francez, cunoscut pentru descoperirea legii: definiţia forţei electrostatice de atracţie sau respingere.

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