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Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • 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.
  • Refractive index dispersion deduced from lasing modes in ZnO microtetrapods 
    URSAKI, V. V.; ZALAMAI, V. V.; TIGINYANU, I. M.; BURLACU, A.; RUSU, E. V.; KLINGSHIRN, C. (American Institute of Physics, 2009)
    High optical quality, well end leg faceted ZnO microtetrapods sustaining lasing modes with quality factors of 2500–3000 have been grown by carbothermal chemical vapor deposition. It is shown that lasing is due to longitudinal ...
  • Regimul juridic al cumularzilor 
    PISARENCO, Olga (Academia de Administrare Publică, Republica Moldova, 2016)
    Everyone has the right to work, to free choice of labor, to just and satisfying working conditions. This is a constitutional guarantee, which has to be respected within labor relationships, both as regards permanent position ...
  • Regimul juridic al sancțiunilor disciplinare 
    BOSTAN, Ina (Universitatea Academiei de Ştiinţe a Moldovei, 2014)
    Sancționarea disciplinară reprezintă o acțiune întreprinsă de către angajator, ca urmare a comportamentului defectuos al salariatului, în urma neexecutării sau executării necorespunzătoare a contractului individual de ...
  • Regimul matrimonial al bunurilor destinate exercitării profesiei 
    PISARENCO, Olga (Academia de Administrare Publică, Republica Moldova, 2015)
    In the specialty literature, there are debates concerning the matrimonial regime of goods designed to practice the profession. Some doctrinaires consider that the items related to the practice of the profession by the ...
  • Registration of low intensity IR radiation using modal interference in an optical fiber 
    CULEAC, I.; NISTOR, I.; IOVU, M.; ANDRIESH, A. (National Institute of Optoelectronics, Romania, 2009)
    A high sensitivity fiber-optic method for registration of low intensity IR radiation is proposed. The method is based on the effect of variation of the speckle pattern in the far-field of a multimode fiber. IR radiation ...
  • Regularities of variation of spherical tensor in crystals of polycrystalline material under torsion action 
    MARINA, Vasile; MARINA, Viorica (Transilvania University of Brasov, 2016)
    The laws of fluctuations of spherical stress tensors in cubic lattice crystals are investigated in function of their orientation in polycrystalline single-phase materials. It is shown that interactions among crystals in ...
  • Regulation of π⋯π stacking interactions between triimidazole luminophores and comprehensive emission quenching by coordination to Cu(II) 
    MELNIC, Elena; KRAVTSOV, Victor Ch.; LUCENTI, Elena; CARIATI, Elena; FORNI, Alessandra; SIMINEL, Nikita; FONARI, Marina S. (The Royal Society of Chemistry, 2021)
    Eight Cu(II) coordination compounds with cyclic triimidazole, triimidazo[1,2-a:1′,2′-c:1′′,2′′-e][1,3,5]-triazine (L1), its positional isomer, triimidazo[1,2-a:1′,2′-c:1′′,5′′-e][1,3,5]-triazine (L2), and two pyridine ...
  • Rehabilitation of the tram DC traction with modern power converters 
    NUCA, Ilie; NUCA, Iurie; MOTROI, Alexandr; EŞANU, Vitalie (IEEE, 2014)
    This paper approaches problems of tram DC motors traction system modernization, system widely used in the area of Eastern Europe. First, the state-of-the-art and an overview of trams equiped with DC motors and classical ...
  • Relation between chemical composition of oak wood used in cooperage and sensory perception of model extracts 
    PRIDA, Andrei; HEYMANN, Hildegarde; BALANUTA, Anatol; PUECH, Jean-Louis (John Wiley & Sons, Inc., 2009)
    Oak wood samples (140) were analysed both chemically (using gas chromatography/mass spectrometry after extraction with dichloromethane) and using sensory descriptive analysis of oak-extracted model wine solutions.
  • Relation of AIIBIII2XVI4 Compounds to Other Materials, Their Properties and Applications (Instead of Introduction) 
    URSAKI, V. V.; TIGINYANU, I. M. (Springer-Verlag Berlin Heidelberg, 2014)
    This chapter provides a review of AIIB2IIIX4VI compounds as a class of materials in a wide family of ternary compounds. The origin and the place of these materials in the hierarchy of ternary compounds are presented. The ...
  • Relaxarea semidefinită pentru problema echilibrării liniilor de asamblare 
    MORARU, Vasile; ZAPOROJAN, Sergiu (RoCHI ACM, România, 2013)
    Suportul decizional în organizarea optimă a activităţii unei întreprinderi are la bază anumite modele matematice, inclusiv de optimizare. In această lucrare se consideră problema echilibrării liniilor de asamblare cu numele ...

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