IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

Sort by: Order: Results:

  • Recombination in HgGaInS4 single crystals 
    ANEDDA, A.; CASU, M. B.; SERPI, A.; BURLAKOV, I. I.; TIGINYANU, I. M.; URSAKI, V. V. (ELSEVIER, 1997)
    Photoelectronic processes in HgGaInS4 have been studied by photoconductivity, thermally stimulated conductivity and photoluminescence. An exponential distribution of traps with a slope of 23 meV/decade as well as a further ...
  • Reconception of women's blouse based on functional analysis 
    MALCOCI, Marina; POPA, Parascovia (University of Oradea, 2020)
    In order to achieve quality products from a qualitative and economic point of view, it is necessary to redesign the current products, insisting on both the techniques and the performing machines, as well as on their ...
  • Reconfigurable Control Systems Modeling and Design Based on Petri Nets 
    SUDACEVSCHI, Viorica; ABABII, Victor; NEGURA, Valentin (Stefan cel Mare University of Suceava, Romania, 2008)
    This paper describes a Discrete Petri net based method for specification, analysis and synthesis of the reconfigurable control system. The control system synthesis is based on Hardware Petri nets that are composed of two ...
  • Recovery of amino acids in protein mineral concentrates at electrophysical processing of whey at different pH and temperature values 
    BOLOGA, M. K.; STEPURINA, T. G.; POLICARPOV, A. A.; VRABIE, V. Gh.; GONCIARUC, V. P.; PALADII, I. V.; SPRINCEAN, C. Gh.; VRABIE, E. Gh. (Institutul de Fizică Aplicată, AȘM, 2018)
    The investigation of the variations in the content of amino acids in the protein-mineral concentrates (PMCs) at different processing regimes was performed. It was determined that they depend on the variations of pH and ...
  • Recovery-based error estimation and adaptive solution of elliptic variational inequalities of the second kind 
    BOSTAN, Viorel; HAN, Weimin (International Press of Boston, 2004)
    In this paper, we present and analyze gradient recovery type a posteriori error estimates for the finite element approximation of elliptic variational inequalities of the second kind. Both reliability and efficiency of the ...
  • Recyclable porous materials for the uptake of bisphenol A 
    STURZA, Rodica; MELENCIUC, Mihai; NISTOR, Denisa; BOUDISSA, Farida; TERKANI, Thiziri; ABDELKADER, Nou-Houda Hadj; ABDELKRIM, Azzouz (Ştefan cel Mare University, Suceava, Romania, 2017)
    The presence of pollutants in the environment, food, drinking water and other compounds in direct or indirect contact with humans is a major environmental issue. In this regard, a privileged place reverts to the capture ...
  • Red Algae Porphyridium cruentum Growth Stimulated by CdSe Quantum Dots Covered with Thioglycerol 
    RUDIC, V.; CEPOI, L.; GUTSUL, T.; RUDI, L.; CHIRIAC, T.; MISCU, V.; SADOVNIC, D.; NICORICI, A. (American Scientific Publishers, 2012)
    CdSe nanoparticles were synthesized using colloidal methods. In order to obtain hydric colloidal solution, the surface of the quantum dots has been modified with thioglycerol. The presence of thioglycerol on the CdSe quantum ...
  • Red and green nanocomposite phosphors prepared from porous GaAs templates 
    SYRBU, Lilian; URSAKI, V. V.; TIGINYANU, I. M.; DOLGALEVA, Ksenia; BOYD, Robert W. (IOP Publishing, 2007)
    Rare-earth-containing oxide nanocomposites are prepared in a controlled fashion from porous GaAs templates. The initial porous GaAs network is replaced by a β-Ga2O3 one during annealing at temperatures from 500 to 900 °C. ...
  • Red microalgae Porphyridium cruentum – marker of nanoparticle toxicity 
    CEPOI, Liliana; RUDI, Ludmila; CHIRIAC, Tatiana; MISCU, Vera; GHELBET, Viorica; GUŢU, Tatiana; SADOVNIC, Daniela; RUDIC, Valeriu (Academy of Sciences of Moldova, Institute of Zoology, 2013)
    Currently several species of microalgae (Chlamydomonas reinhardtii, Euglena gracilis, Chlorella vulgaris, Scenedesmul sp. etc.) are used as models for establishing different types of nanomaterials toxicity. The method of ...
  • Reducing conventional fuel consumption by implementing hybrid energy production systems 
    DUMITRESCU, C.; DULGHERU, V.; CRISTESCU, C.; DUMITRESCU, L.; BLEJAN, M.; RADOI, R. (University Politehnica Timisoara, 2017)
    Benefiting from significant renewable energy resources, Romania has made great strides in recent years in the field of converting solar and wind energy; in addition to these, hydraulic energy has been exploited for several ...
  • Reentrance phenomenon in superconductor/ferromagnet nanostructures and their application in superconducting spin valves for superconducting electronics 
    SIDORENKO, A. S. (AIP Publishing LLC, 2017)
    In superconductor/ferromagnet layered structures, a Fulde–Ferrell–Larkin–Ovchinnikov-like inhomogeneous superconducting pairing give rise. The singlet and zero-projection triplet components of the pairing oscillate in ...
  • Reentrant superconductivity and superconducting critical temperature oscillations in F/S/F trilayers of Cu41Ni59/Nb/Cu41Ni59 grown on cobalt oxide 
    ZDRAVKOV, V. I.; KEHRLE, J.; LENK, D.; OBERMEIER, G.; ULLRICH, A.; MÜLLER, C.; NIDDA Von, H.-A. Krug; MORARI, R.; SIDORENKO, A. S.; TAGIROV, L. R.; HORN, S.; TIDECKS, R. (AIP Publishing LLC, 2013)
    Ferromagnet/Superconductor/Ferromagnet (F/S/F) trilayers constitute the core of a superconducting spin valve. The switching effect of the spin valve is based on interference phenomena occurring due to the proximity effect ...
  • Reentrant Superconductivity in Nb/Cu1−xNix Bilayers 
    ZDRAVKOV, V.; SIDORENKO, A.; OBERMEIER, G.; GSELL, S.; SCHRECK, M.; MÜLLER, C.; HORN, S.; TIDECKS, R.; TAGIROV, L. R. (American Physical Society, 2006)
    We report on the first observation of a pronounced reentrant superconductivity phenomenon in a superconductor/ferromagnet layered system. The results were obtained using a superconductor/ferromagnetic-alloy bilayer of ...
  • Reentrant superconductivity in superconductor-ferromagnetic-alloy bilayers 
    ZDRAVKOV, V. I.; SIDORENKO, A. S.; OBERMEIER, G.; GSELL, S.; SCHRECK, M.; MÜLLER, C.; RYAZANOV, V. V.; HORN, S.; TIDECKS, R.; TAGIROV, L. R.; KUPRIYANOV, M. Yu. (Springer Nature Switzerland, 2008)
    Oscillating behavior of superconductivity in ultrathin bilayers of niobium and ferromagnetic alloy Cu41Ni59 has been observed. This phenomenon was most pronounced at a Nb layer thickness of about 7.3 nm: the superconducting ...
  • Reentrant superconductivity in superconductor/ferromagnetic-alloy bilayers 
    ZDRAVKOV, V. I.; KEHRLE, J.; OBERMEIER, G.; GSELL, S.; SCHRECK, M.; MÜLLER, C.; NIDDA Von, H.-A. Krug; LINDNER, J.; MOOSBURGER-WILL, J.; NOLD, E.; MORARI, R.; RYAZANOV, V. V.; SIDORENKO, A. S.; HORN, S.; TIDECKS, R.; TAGIROV, L. R. (American Physical Society, 2010)
    We studied the Fulde-Ferrell-Larkin-Ovchinnikov-type state established due to the proximity effect in superconducting Nb/Cu41Ni59 bilayers. Using a special wedge-type deposition technique, series of 20–35 samples could be ...
  • Reflectivity spectra of Cu2ZnSnSe4 
    BODNAR, I.; DERMENJI, L.; GUC, M.; LEVCENCO, S.; ARUSHANOV, E.; SYRBU, N. N. (Institutul de Fizică Aplicată al AŞM, 2012)
    Thin film solar cells of Cu2ZnSnSe4 with efficiency exceeding 9 % have been fabricated so far. In this paper we present reflectivity spectra measured at 300 K in the photon energy range of 1.5 - 6 eV. Cu2ZnSnSe4 crystals ...
  • Reflectivity spectra of the orthorhombic crystal Bi2S3 
    SOBOLEV, V. V.; SYRBU, N. N.; NIKITINA, V. K.; LOBANOVA, YU. K. (WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim, 1970)
    The present communications is devoted to the investigation of the electronic spectra of Bi2S3 single crystals in the range of 1 to 12,5 eV.
  • The Reflectivity Spectra of Zinc and Cadmium Diarsenides and Diphosphides 
    SOBOLEV, V. V.; SYRBU, N. N.; UGAI, Ya. A. (Elservier, 1969)
    The present note reports reflectivity spectra investigated on oriented cleaved crystals of tetragonal CdAb2, CdP2, and ZnP2 and monoclinic ZnAs2 and ZnP2 in energy range 0,8 to 12,5 eV at 300 at 77 0K.
  • Reflecții filosofice asupra corelației fizicii cuantice cu teoria relativității generale 
    LAZARIUC, Cristina (Universitatea de Stat de Medicină şi Farmacie “Nicolae Testemiţanu”, 2020)
    The article examines some philosophical issues related to linkage between quantum mechanic sand general relativity theory. Attention is drawn on the linkage of the setheories with the units of measurement for time, length ...
  • Reflecţii asupra noţiunilor de „persoane care doresc să se căsătorească” şi „viitorii soţi” 
    PISARENCO, Olga (Universitatea de Stat din Moldova, 2014)
    Considerăm că cercul subiecților care pot încheia valid un contract matrimonial până la înregistrarea căsătoriei trebuie să fie respectate aceleași cerințe care există pentru încheierea căsătoriei.

Search DSpace


Browse

My Account