Vortex dynamics

Back, Christian H. and Pescia, Danilo and Buess, Matthias (2006) Vortex dynamics. In: Spin dynamics in confined magnetic structures III. Topics in Applied Physics (101). SPRINGER-VERLAG BERLIN, BERLIN, pp. 137-160. ISBN 3-540-20108-4

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Abstract

In this Chapter we will report on progress that has been made in recent years in the investigation of magnetization dynamics in confined magnetic structures of micrometer size. Emphasis is laid on two issues: 1. on time-resolved microscopy of the dynamic mode structure of small ferromagnetic elements and 2. the investigation of magnetic elements in a domain state. We will restrict ourselves to two simple domain states, the magnetic vortex state of thin ferromagnetic disks and the Landau configuration in flat ferromagnetic squares. Both states may be summarized as flux-closure states. The topology of these micromagnetic configurations brings the magnetic vortex at the center of the elements naturally into play.

Item Type: Book Section
Uncontrolled Keywords: SCANNING KERR MICROSCOPY; THIN-FILM PERMALLOY; POLARIZED X-RAYS; MAGNETIZATION DYNAMICS; FERROMAGNETIC-RESONANCE; MAGNETOSTATIC MODES; PRECESSIONAL MOTION; SPIN-WAVES; ELEMENT; REVERSAL;
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Experimental and Applied Physics > Chair Professor Back > Group Christian Back
Depositing User: Petra Gürster
Date Deposited: 09 Feb 2021 17:36
Last Modified: 09 Feb 2021 17:36
URI: https://pred.uni-regensburg.de/id/eprint/35282

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