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Thermal and irradiation induced interdiffusion in magnetite thin films grown on magnesium oxide (001) substrates

Kim-Ngan, N.-T. H. ; Balogh, Adam G. ; Meyer, J. D. ; Brötz, Joachim ; Zając, M. ; Ślęzak, T. ; Korecki, J. (2009)
Thermal and irradiation induced interdiffusion in magnetite thin films grown on magnesium oxide (001) substrates.
In: Surface Science, 603 (9)
doi: 10.1016/j.susc.2009.02.028
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Epitaxial Fe3O4(0 0 1) thin films (with a thickness in the range of 10–20 nm) grown on MgO substrates were characterized using low-energy electron diffraction (LEED), conversion electron Mössbauer spectroscopy (CEMS) and investigated using Rutherford backscattering spectrometry (RBS), channeling (RBS-C) experiments and X-ray reflectometry (XRR). The Mg out-diffusion from the MgO substrate into the film was observed for the directly-deposited Fe3O4/MgO(0 0 1) films. For the Fe3O4/Fe/MgO(0 0 1) films, the Mg diffusion was prevented by the Fe layer and the surface layer is always a pure Fe3O4 layer. Annealing and ion beam mixing induced a very large interface zone having a spinel and/or wustite formula in the Fe3O4-on-Fe film system.

Typ des Eintrags: Artikel
Erschienen: 2009
Autor(en): Kim-Ngan, N.-T. H. ; Balogh, Adam G. ; Meyer, J. D. ; Brötz, Joachim ; Zając, M. ; Ślęzak, T. ; Korecki, J.
Art des Eintrags: Bibliographie
Titel: Thermal and irradiation induced interdiffusion in magnetite thin films grown on magnesium oxide (001) substrates
Sprache: Englisch
Publikationsjahr: 1 Mai 2009
Verlag: Elsevier Science Publishing Company
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Surface Science
Jahrgang/Volume einer Zeitschrift: 603
(Heft-)Nummer: 9
DOI: 10.1016/j.susc.2009.02.028
Kurzbeschreibung (Abstract):

Epitaxial Fe3O4(0 0 1) thin films (with a thickness in the range of 10–20 nm) grown on MgO substrates were characterized using low-energy electron diffraction (LEED), conversion electron Mössbauer spectroscopy (CEMS) and investigated using Rutherford backscattering spectrometry (RBS), channeling (RBS-C) experiments and X-ray reflectometry (XRR). The Mg out-diffusion from the MgO substrate into the film was observed for the directly-deposited Fe3O4/MgO(0 0 1) films. For the Fe3O4/Fe/MgO(0 0 1) films, the Mg diffusion was prevented by the Fe layer and the surface layer is always a pure Fe3O4 layer. Annealing and ion beam mixing induced a very large interface zone having a spinel and/or wustite formula in the Fe3O4-on-Fe film system.

Freie Schlagworte: RBS; Channeling; MBE; CEMS; X-ray reflectometry; Magnetite Fe3O4; Ion beam modification
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Materialanalytik
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Strukturforschung
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften
Hinterlegungsdatum: 10 Dez 2012 10:21
Letzte Änderung: 25 Apr 2016 07:55
PPN:
Sponsoren: The financial support from the International Bureau of BMBF (Project MOE 07/R61 between Germany and Poland) is highly acknowledged., A.G.B gratefully acknowledges the financial support by German Research Foundation (DFG) within the frame of the Center of Excellence SFB-595 project., N.-T.H.K.-N. greatly appreciates the financial support by the Ministry of Science and Higher Education through the statutory funds for the Faculty of Mathematics, Physics and Techniques, Pedagogical University, Kraków.
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