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- The subject of my thesis was dedicated
to the study of the domain walls magnetoresistance in epitaxial systems and
secondly, to the effect of the dipolar interactions on the reversal of the
magnetization in high-density arrays of dots. Co nanowires were prepared from
epitaxial thin films with large in plane uniaxial anisotropy. This system allows
to study the magnetization configurations, the dynamics of the reversal and the
domain wall contribution to the magnetoresistance. Thus, varying the film
thicknesses, a transition from an asymetrical Bloch wall to an asymetrical Neel
wall was observed. The lateral confinement of the thin films generates a
redistribution of the energies of the system and the micromagnetic configuration
changes in a stripe domain structure.
- Recently, I started a post-doc
position in Spintec laboratory in Grenoble, France. My research activity is
focused on the thermomagnetic recording using a new approach for heating of the
media: a balistic transfer of the heat from a AFM tip.
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