The e ects of interactions on the relaxation processes in magnetic nanostructures

Lewis J. Atkinson1†∗, Thomas A. Ostler2†‡, O. Hovorka, K.K Wang, B. Lu, G.P Ju, J. Hohlfeld, B. Bergman, B. Koopmans and Roy W. Chantrell Department of Physics, University of York, Heslington, York YO105DD United Kingdom. Département de Physique, Universitè de Liége (B5), B-4000 Liége, Belgium Engineering and the Environment, University of Southampton, Southampton SO16 7QF, United Kingdom 4 Seagate Technology, 47010 Kato Road, Fremont, CA 94538, USA 5 Seagate Technology, 7801 Computer Avenue, Bloomington, MN 55435, USA Department of Applied Physics, Technische Universiteit Eindhoven, P.O. Box 513, 5600 MB Eindhoven, NL †These authors contributed equally to this work ∗e-mail: [email protected] and ‡email: [email protected]