OXYGEN EFFECT ON MAGNETIC ANISOTROPY ENERGY OF Co NANOWIRES ON Cu(210) SURFACE – AN ab initio STUDYстатья
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Дата последнего поиска статьи во внешних источниках: 19 сентября 2015 г.
Аннотация:An ab initio study of Co monatomic nanowires (NW) magnetic properties on pure and
oxygen reconstructed Cu(210) surface was performed. Strong influence of oxygen surface impurity
on MAE in Co nanowire was found. High value of magnetic moment and small energy of magnetic
anisotropy (MAE) were obtained in Co nanowires on pure Cu(210) surface. After oxygen
reconstruction of Cu(210) surface (Cu(210)-(2×1)O) the significant enhancement of MAE was
found in Co nanowires, while the magnetic moment of Co atoms is practically unchanged. Oxygen
on Cu(210) surface rotates easy magnetization axis in Co NW with respect to the pure surface.