Surface magnetization dynamics at the nanosecond time scale

F. Sirotti, P. Torelli, A. Mirone, S. Girlando, L. Floreano, G. Panaccione, G. Rossi

Research output: Contribution to journalArticlepeer-review

Abstract

The surface magnetization dynamics at the nanosecond time scale is measured via spin polarization of the total electron yield obtained from synchrotron radiation pulses in 100 kV Mott scattering experiments. Different reversal dynamics are observed for surface and bulk in an amorphous soft-ferromagnetic ribbon, indicating a weak coupling of the surface in the ns-μ range. Measurements vs. pulse duration of the reversal field reveal the presence of spring coupling behaviour if the surface is well or poorly exchange-coupled to the bulk.

Original languageEnglish
Pages (from-to)463-464
Number of pages2
JournalJournal of Magnetism and Magnetic Materials
Volume226-230
Issue numberPART I
DOIs
Publication statusPublished - 1 Jan 2001
Externally publishedYes

Keywords

  • Domain dynamics
  • Surface magnetism
  • Synchrotron radiation

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