Memory effect and super-spin-glass ordering in an aggregated nanoparticle sample

Olivier Cador (1) , Fabien Grasset (2, 3) , H. Haneda (3) , Jean Etourneau (4)

1 Magnetic Materials Laboratory
2 ISCR - Institut des Sciences Chimiques de Rennes
3 NIMS - National Institute for Materials Science
4 ICMCB - Institut de Chimie de la Matière Condensée de Bordeaux

A system consisting of aggregated nonstoichiometric zinc ferrite nanoparticles has been studied using AC and DC magnetization measurements...

Mots clés: Nanoparticles; Interaction effects; Spin-glass transition; Critical phenomena; Magnetic memory effect

Domaines: Matériaux

Olivier Cador, Fabien Grasset, H. Haneda, Jean Etourneau. Memory effect and super-spin-glass ordering in an aggregated nanoparticle sample. Journal of Magnetism and Magnetic Materials, 2004, 268 (1-2), pp.232-236. ⟨10.1016/S0304-8853(03)00504-3⟩. ⟨hal-00135807⟩