Temperature dependences of surface magnetoelastic constants of ultrathin Fe/GaAs (001) films

The magnetoelastic constants of epitaxial iron films prepared by dc magnetron sputtering on single crystal GaAs (001) substrate in argon atmosphere and covered with a protective Si layer have been investigated in the temperature range 10–300 K by means of the strain modulated ferromagnetic resonan...

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Datum:2012
Hauptverfasser: Żuberek, R., Nesteruk, K., Fronc, K., Piechota, S., Szymczak, H.
Format: Artikel
Sprache:English
Veröffentlicht: Фізико-технічний інститут низьких температур ім. Б.І. Вєркіна НАН України 2012
Schriftenreihe:Физика низких температур
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Zitieren:Temperature dependences of surface magnetoelastic constants of ultrathin Fe/GaAs (001) films / R. Żuberek, K. Nesteruk, K. Fronc, S. Piechota, H. Szymczak // Физика низких температур. — 2012. — Т. 38, № 9. — С. 1058-1061. — Бібліогр.: 20 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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Zusammenfassung:The magnetoelastic constants of epitaxial iron films prepared by dc magnetron sputtering on single crystal GaAs (001) substrate in argon atmosphere and covered with a protective Si layer have been investigated in the temperature range 10–300 K by means of the strain modulated ferromagnetic resonance. It has been shown that the magnetoelastic constants strongly depend on the thickness of the film. The surface components of the magnetoelastic constants have been determined and analyzed within the Néel and dipolar models. The proposed analysis of experimental data gives chance for deeper insight into mechanisms responsible for magnetostriction of iron thin films.