Articole din publicaţii internaţionale: Recent submissions

  • Giant oscillations of coupling strength on Mo/Si multilayers with the constant thickness of semiconductor layers 
    FOGEL, Nina Ya.; TURUTANOV, Oleg G.; SIDORENKO, Anatoly S.; BUCHSTAB, Eugene I. (Springer Nature Switzerland, 1996)
    We report the observation of anisotropy ratio γ and interlayer coupling strength oscillations with variation of metal layer thickness on Mo/Si multilayer series with constant Si layer thickness. These oscillations correlate ...
  • GaN nucleation on (0 0 0 1)-sapphire via ion-induced nitridation of gallium 
    SIDORENKO, A.; PEISERT, H.; NEUMANN, H.; CHASSÉ, T. (ELSEVIER, 2006)
    The growth of epitaxial GaN films on (0001)-sapphire has been investigated using X-ray photoelectron spectroscopy (XPS) and low energy electron diffraction (LEED). In order to investigate the mechanism of the growth in ...
  • Giant oscillations of coupling strength in Mo/Si multilayers with constant semiconductor thickness 
    FOGEL, Nina Ya.; TURUTANOV, Oleg G.; SIDORENKO, Anatoly S.; BUCHSTAB, Evgeny I. (American Physical Society, 1997)
    We report the observation of anisotropy ratio γ and interlayer-coupling-strength oscillations with variation of metal-layer thickness in Mo/Si multilayer series with constant Si-layer thickness. These oscillations correlate ...
  • GaN nucleation on 6H-SiC(0 0 0 1)-(√3×√3)R30°:Ga and c-sapphire via ion-induced nitridation of gallium: Wetting layers 
    SIDORENKO, A.; PEISERT, H.; NEUMANN, H.; CHASSE, T. (Elsevier, 2007)
    We present X-ray Photoemission (XPS) and low energy electron diffraction (LEED) investigations of initial stages of GaN film growth on sapphire(0001) and SiC(0001)-√3×√3:Ga. The growth of ultrathin films is performed by ...
  • Full-switching FSF-type superconducting spin-triplet magnetic random access memory element 
    LENK, D.; MORARI, R.; ZDRAVKOV, V. I.; ULLRICH, A.; KHAYDUKOV, Yu; OBERMEIER, G.; MÜLLER, C.; SIDORENKO, A. S.; NIDDA von, H.-A. Krug; HORN, S.; TAGIROV, L. R.; TIDECKS, R. (American Physical Society, 2017)
    In the present work a superconducting Co/CoOx/Cu41Ni59/Nb/Cu41Ni59 nanoscale thin film heterostructure is investigated, which exhibits a superconducting transition temperature, Tc, depending on the history of magnetic field ...
  • Preparation of poly(N-vinylpyrrolidone)-stabilized ZnO colloid nanoparticles 
    GUTUL, Tatyana; RUSU, Emil; CONDUR, Nadejda; URSAKI, Veaceslav; GONCEARENCO, Evgenii; VLAZAN, Paulina (Beilstein Institute for the Advancement of Chemical Sciences, Germany, 2014)
    We propose a method for the synthesis of a colloidal ZnO solution with poly(N-vinylpyrrolidone) (PVP) as stabilizer. Stable colloidal solutions with good luminescence properties are obtained by using PVP as stabilizer in ...
  • Enhancement of the critical current density in FeO-coated MgB2 thin films at high magnetic fields 
    SURDU, Andrei E.; HAMDEH, Hussein H.; AL-OMARI, Imad A.; SELLMYER, David J.; SOCROVISCIUC, Alexei V.; PREPELITA, Andrei A.; KOPARAN, Ezgi T.; YANMAZ, Ekrem; RYAZANOV, Valery V.; HAHN, Horst; SIDORENKO, Anatolie S. (Beilstein Institute for the Advancement of Chemical Sciences, Germany, 2011)
    The effect of depositing FeO nanoparticles with a diameter of 10 nm onto the surface of MgB2 thin films on the critical current density was studied in comparison with the case of uncoated MgB2 thin films. We calculated the ...
  • Controlling the proximity effect in a Co/Nb multilayer: the properties of electronic transport 
    BAKURSKIY, Sergey; KUPRIYANOV, Mikhail; KLENOV, Nikolay V.; SOLOVIEV, Igor; SCHEGOLEV, Andrey; MORARI, Roman; KHAYDUKOV, Yury; SIDORENKO, Anatoli S. (Beilstein Institute for the Advancement of Chemical Sciences, Germany, 2020)
    We present both theoretical and experimental investigations of the proximity effect in a stack-like superconductor/ferromagnetic (S/F) superlattice, where ferromagnetic layers with different thicknesses and coercive fields ...
  • Beyond Moore’s technologies: operation principles of a superconductor alternative 
    SOLOVIEV, Igor I.; KLENOV, Nikolay V.; BAKURSKIY, Sergey V.; KUPRIYANOV, Mikhail Yu.; GUDKOV, Alexander L.; SIDORENKO, Anatoli S. (Beilstein Institute for the Advancement of Chemical Sciences, Germany, 2017)
    The predictions of Moore’s law are considered by experts to be valid until 2020 giving rise to “post-Moore’s” technologies afterwards. Energy efficiency is one of the major challenges in high-performance computing that ...
  • Self-organized growth of single crystals of nanopores 
    LANGA, S.; TIGINYANU, I. M.; CARSTENSEN, J.; CHRISTOPHERSEN, M.; FÖLL, H. (American Institute of Physics, 2003)
    Self-organized single crystalline two-dimensional hexagonal arrays of pores in InP semiconductor compound are reported. We show that the self-arrangement of pores can be obtained on n-type substrates with (100) and (111) ...
  • Electrostactically in-plane driven silicon micropump for modular configuration 
    UHLIG, S.; GAUDET, M.; LANGA, S.; SCHIMMANZ, K.; CONRAD, H.; KAISER, B.; SCHENK, H. (University of Twente, 2017)
    We present an in-plane reciprocating displacement micropump for liquids and gases which is actuated by a new class of electrostatic bending actuators capable of deflecting beyond the electrode gap distance. The so called ...
  • Fluctuation conductivity in superconducting MgB2 
    SIDORENKO, A. S.; TAGIROV, L. R.; ROSSOLENKO, A. N.; SIDOROV, N. S.; ZDRAVKOV, V. I.; RYAZANOV, V. V.; KLEMM, M.; HORN, S.; TIDECKS, R. (Springer Nature Switzerland, 2002)
    According to the crystal structure of MgB2 and band structure calculations, quasi-two-dimensional (2D) boron planes are responsible for the superconductivity. We report on critical-field and resistance measurements of ...
  • Filled skutterudite superconductor CaOs4P12 prepared by high-pressure synthesis 
    KAWAMURA, Yukihiro; DEMINAMI, Shingo; SALAMAKHA, Leonid; SIDORENKO, Andrey; HEINRICH, Patrick; MICHOR, Herwig; BAUER, Ernst; SEKINE, Chihiro (American Physical Society, 2018)
    In this paper, we report the transport, thermodynamic, and superconducting properties of a new filled skutterudite CaOs4P12 synthesized under high pressure and high temperature. The electrical resistivity of 3.4–4.8mΩcm, ...
  • Ferromagnetic Josephson junctions with steplike interface transparency 
    PUGACH, N. G.; KUPRIYANOV, M. Yu.; VEDYAYEV, A. V.; LACROIX, C.; GOLDOBIN, E.; KOELLE, D.; KLEINER, R.; SIDORENKO, A. S. (American Physical Society, 2009)
    Within the framework of the quasiclassical Usadel equations we study the Josephson effect in superconductor-insulator-ferromagnet-superconductor SIFS and SIFNS N is a normal metal structures with a steplike transparency ...
  • Ferromagnetic Josephson Junctions with Critical Current Density Artificially Modulated on a “Short” Scale 
    PUGACH, N. G.; KUPRIYANOV, M. Yu.; GOLDOBIN, E.; KOELLE, D.; KLEINER, R.; SIDORENKO, A. S.; LACROIX, C. (Springer Nature Switzerland, 2011)
    We study the Josephson effect in junctions with a ferromagnetic (F) barrier having its properties (interface transparency or the F-layer thickness) artificially modulated on a scale less than the Josephson penetration ...
  • Extinction and Recovery of Superconductivity by Interference in Superconductor/Ferromagnet Bilayers 
    SIDORENKO, A. S.; ZDRAVKOV, V. I.; KEHRLE, J.; MORARI, R.; ANTROPOV, E.; OBERMEIER, G.; GSELL, S.; SCHRECK, M.; MÜLLER, C.; RYAZANOV, V. V.; HORN, S.; TIDECKS, R.; TAGIROV, L. R. (Springer Nature Switzerland, 2009)
    In superconductor–ferromagnet (S/F) metallic contacts, the superconducting condensate penetrates through the S/F interface into a ferromagnetic layer. In contrast to the conventional S/N proximity effect, the pairing wave ...
  • Experimental observation of the triplet spin-valve effect in a superconductor-ferromagnet heterostructure 
    ZDRAVKOV, V. I.; KEHRLE, J.; OBERMEIER, G.; LENK, D.; KRUG VON NIDDA, H.-A.; MÜLLER, C.; KUPRIYANOV, M. Yu.; SIDORENKO, A. S.; HORN, S.; TIDECKS, R.; TAGIROV, L. R. (American Physical Society, 2013)
    The theory of superconductor-ferromagnet heterostructures with two ferromagnetic layers predicts the generation of a long-range, odd-in-frequency triplet pairing at noncollinear alignment (NCA) of the magnetizations of the ...
  • Experimental and theoretical analysis of the upper critical field in ferromagnet-superconductor-ferromagnet trilayers 
    ANTROPOV, E.; KALENKOV, M. S.; KEHRLE, J.; ZDRAVKOV, V. I.; MORARI, R.; SOCROVISCIUC, A.; LENK, D.; HORN, S.; TAGIROV, L. R.; ZAIKIN, A. D.; SIDORENKO, A. S.; HAHN, Horst; TIDECKS, R. (IOP Publishing, 2013)
    The upper critical magnetic field Hc2 in thin film ferromagnet–superconductor–ferromagnet trilayer spin-valve cores is studied experimentally and theoretically in geometries perpendicular and parallel to the heterostructure ...
  • Evolution of non-collinear magnetic state of exchange biased ferromagnet/normal metal/ferromagnet/superconductor heterostructure in magnetic field studied by polarized neutron reflectometry 
    KHAYDUKOV, Yu.; MORARI, R.; ZDRAVKOV, V.; MUSTAFA, L.; KELLER, T.; KEIMER, B.; SIDORENKO, A. (AIP Publishing LLC, 2017)
    By using waveguide enhanced polarized neutron reflectometry we have characterized the magnetic state of exchange biased CoOx(20 nm)/Co(4 nm)/Nb(5 nm)/Co(2 nm)/Nb(25 nm)/Al2O3 system. Measurement allowed to determine the ...
  • Evidence for two-dimensional nucleation of superconductivity in MgB2 
    SIDORENKO, A. S.; TAGIROV, L. R.; ROSSOLENKO, A. N.; RYAZANOV, V. V.; KLEMM, M.; TIDECKS, R. (IOP Publishing, 2002)
    According to the crystal structure of MgB2 and band structure calculations quasi–two-dimensional (2D) boron planes are responsible for the superconductivity. We report on critical fields and resistance measurements of 30 ...

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