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Просмотр Публикации сотрудников КФУ Scopus по автору "Zabel H."

Просмотр Публикации сотрудников КФУ Scopus по автору "Zabel H."

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  • Anisotropic ferromagnetism in Co-implanted TiO2 rutile 
    Akdogan N.; Rameev B.; Khaibullin R.; Westphalen A.; Tagirov L.; Aktaş B.; Zabel H. (2006)
    We have studied the magnetic properties of the Co-implanted TiO2 thin films by magneto-optical Kerr effect (MOKE) and superconducting quantum interference device (SQUID) techniques. The single-crystalline (1 0 0), (0 0 1) ...
  • Anisotropy of ferromagnetism in Co-implanted rutile 
    Akdogan N.; Rameev B.; Dorosinsky L.; Sozeri H.; Khaibullin R.; Aktaş B.; Tagirov L.; Westphalen A.; Zabel H. (2005)
    Magnetic anisotropy of cobalt implanted single-crystalline rutile has been studied by means of magneto-optical Kerr effect (MOKE) and superconducting quantum interference device (SQUID) techniques. We observed for the first ...
  • Dose dependence of ferromagnetism in Co-implanted ZnO 
    Akdogan N.; Zabel H.; Nefedov A.; Westerholt K.; Becker H.; Gök S.; Khaibullin R.; Tagirov L. (2009)
    We have studied the structural, magnetic, and electronic properties of Co-implanted ZnO(0001) films grown on Al2 O3 (11 2- 0) substrates for different implantation doses and over a wide temperature range. Strong room ...
  • Dose dependence of magnetism in Co-doped TiO2 
    Akdogan N.; Nefedov A.; Westphalen A.; Zabel H.; Khaibullin R.; Tagirov L. (2007)
    The dose dependence of magnetism in Co-implanted TiO2 rutile was investigated using the magneto-optic Kerr effect method at room temperature. The (100)- and (001)-oriented single-crystalline rutile TiO2 plates were used ...
  • Experimental observation of the spin screening effect in superconductor/ferromagnet thin film heterostructures 
    Salikhov R.; Garifullin I.; Garif'Yanov N.; Tagirov L.; Theis-Bröhl K.; Westerholt K.; Zabel H. (2009)
    We have studied the nuclear magnetic resonance (NMR) of V51 nuclei in the superconductor/ferromagnet thin film heterostructures Pd1-xFex/V/Pd1-xFex and Ni/V/Ni in the normal and superconducting state. Whereas the position ...
  • FMR studies of magnetic properties of Co and Fe thin films on Al 2O3 and MgO substrates 
    Goryunov Y.; Khaliullin G.; Garifullin I.; Tagirov L.; Schreiber F.; Bödeker P.; Bröhl K.; Morawe C.; Mühge T.; Zabel H. (1994)
    The effect of substrates on the magnetic properties has been studied for Co and Fe films both on Al2O3 (112̄0) and MgO (001) substrates by using ferromagnetic resonance techniques. For Fe(001)/MgO(001) samples the thickness ...
  • High-temperature ferromagnetism in Co-implanted TiO2 rutile 
    Akdogan N.; Nefedov A.; Zabel H.; Westerholt K.; Becker H.; Somsen C.; Gök A.; Bashir A.; Khaibullin R.; Tagirov L. (2009)
    We report on structural, magnetic and electronic properties of Co-implanted TiO2(1 0 0) rutile single crystals for different implantation doses. Strong ferromagnetism at room temperature and above is observed in TiO 2 ...
  • Intrinsic room temperature ferromagnetism in Co-implanted ZnO 
    Akdogan N.; Nefedov A.; Westerholt K.; Zabel H.; Becker H.; Somsen C.; Khaibullin R.; Tagirov L. (2008)
    We report on the structural and magnetic properties of a cobalt-implanted ZnO film grown on a sapphire substrate. X-ray diffraction and transmission electron microscopy reveal the presence of a ( )-oriented hexagonal Co ...
  • Magnetic anisotropies of sputtered Fe films on MgO substrates 
    Goryunov Y.; Garifyanov N.; Khaliullin G.; Garifullin I.; Tagirov L.; Schreiber F.; Mühge T.; Zabel H. (1995)
    Ferromagnetic resonance (FMR) and superconducting quantum interference device (SQUID) measurements have been used to study the magnetic properties of rf sputtered Fe films on MgO(001) substrates. The dependences of the FMR ...
  • Optical and magnetic properties of Ni-implanted and post-annealed ZnO thin films 
    Okay C.; Rameev B.; Güler S.; Khaibullin R.; Khakimova R.; Osin Y.; Akdoǧan N.; Gumarov A.; Nefedov A.; Zabel H.; Aktaş B. (2011)
    Single-crystalline ZnO thin films have been grown on sapphire substrates and implanted by 40 keV Ni+ ions with a dose of 0.25-1.25 × 1017 ions/cm2. After implantation the samples have been annealed at T = 1000°C for 30 ...
  • Possible origin for oscillatory superconducting transition temperature in superconductor/ferromagnet multilayers 
    Mühge T.; Garif'yanov N.; Goryunov Y.; Khaliullin G.; Tagirov L.; Westerholt K.; Garifullin I.; Zabel H. (1996)
    We have studied superconducting and magnetic properties of sputtered Fe/Nb/Fe trilayers. For a fixed Nb thickness and with changing Fe thickness, dFe, a nonmonotonic behavior of the superconducting transition temperature ...
  • Re-entrant superconductivity in the V/Fe superconductor/ferromagnet layered system 
    Tagirov L.; Garifullin I.; Garif'yanov N.; Khlebnikov S.; Tikhonov D.; Westerholt K.; Zabel H. (2002)
    An experimental investigation of the proximity effect in Fe/V/Fe trilayers prepared by radiofrequency (RF)-sputtering was presented. Small angle X-ray reflectivity measurements of the sample series gave an average interface ...
  • Six-fold in-plane magnetic anisotropy in Co-implanted ZnO (0001) 
    Akdoǧan N.; Rameev B.; Güler S.; Öztürk O.; Akta B.; Zabel H.; Khaibullin R.; Tagirov L. (2009)
    Magnetic anisotropies of Co-implanted ZnO (0001) films grown on single-crystalline Al2O3 (11 2- 0) substrates have been studied by ferromagnetic resonance (FMR) technique for different cobalt implantation doses. The FMR ...
  • Spin polarization of oxygen atoms in ferromagnetic Co-doped rutile TiO 2 
    Nefedov A.; Akdogan N.; Zabel H.; Khaibullin R.; Tagirov L. (2006)
    Of central interest in the research of dilute magnetic semiconductors is the coupling mechanism leading to a ferromagnetic ground state. Using x-ray resonant magnetic scattering, we have analyzed the element specific ...
  • Spin screening effect in superconductor/ferromagnet thin film heterostructures studied using nuclear magnetic resonance 
    Salikhov R.; Garif'Yanov N.; Garifullin I.; Tagirov L.; Westerholt K.; Zabel H. (2009)
    Using NMR spectroscopy of the V 51 nuclei in the superconducting state of Ni/V/Ni and Pd1-x Fex /V/ Pd1-x Fex trilayers we reported in a recent letter an experimental observation of the spin screening effect. This effect, ...
  • Study of the possibility of realization of a spin valve on the basis of superconductor/ferromagnet multilayers 
    Garifullin I.; Tikhonov D.; Garif'yanov N.; Fattakhov M.; Theis-Bröhl K.; Westerholt K.; Sprungmann D.; Zabel H.; Brucas R.; Hjörvarsson B.; Tagirov L. (2006)
    The ways of realization of two different schemes of a spin valve for the superconducting current on the basis of the superconductor/ferromagnet proximity effect are studied. First, we have studied the superconducting ...
  • Superconducting and magnetic properties of epitaxial high-quality Fe/Nb bilayers 
    Mühge T.; Zoller I.; Westerholt K.; Zabel H.; Garif'yanov N.; Goryunov Y.; Garifullin I.; Khaliullin G.; Tagirov L. (1997)
    Single crystal Fe/Nb (110) bilayers with an Nb thickness d Nb in the range from 140 to 650 Å and with an Fe thickness d Fe in the range from 5 to 100 Å were prepared using molecular beam epitaxy (MBE) techniques. For d ...
  • Superconducting/ferromagnetic proximity effect mediated by Cr spacer layers 
    Garifullin I.; Tikhonov D.; Garif'yanov N.; Fattakhov M.; Tagirov L.; Theis-Bröhl K.; Westerholt K.; Zabel H. (2004)
    We have studied the superconducting proximity effect in the thin film system Fe/Cr/V/Cr/Fe where the Cr layers play the role of screening layers between the superconducting V-layer and the strongly pair breaking Fe-layers. ...
  • Superconductor/ferromagnet proximity effect in Fe/Pb/Fe trilayers 
    Lazar L.; Westerholt K.; Zabel H.; Tagirov L.; Goryunov Y.; Garif'yanov N.; Garifullin I. (2000)
    We report on measurements of structural, superconducting, and magnetic properties of trilayer and bilayer systems combined of superconducting Pb and ferromagnetic Fe. The Pb/Fe layers can be grown on Al 2O 3 with reasonably ...
  • The proximity effect in an Fe-Cr-V-Cr-Fe system 
    Garifullin I.; Tikhonov D.; Garif'Yanov N.; Fattakhov M.; Tagirov L.; Theiz-Bröhl K.; Westerholt K.; Zabel H. (2004)
    The proximity effect was studied in a thin-film Fe-Cr-V-Cr-Fe layered system. As the chromium layer thickness (d(Cr)) increases at a fixed thickness of iron layers (d(Fe)), the dependence of the superconducting transition ...

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