• 제목/요약/키워드: nanogranular CoCrPt films

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High Resolution Magnetic X-ray Microscopy Study of the Magnetization Reversal in CoCrPt Alloy Thin Films

  • Im, Mi-Young;Fischer, Peter;Eimiiller, Thomas;Shin, Sung-Chul
    • Journal of Magnetics
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    • 제9권3호
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    • pp.75-78
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    • 2004
  • Magnetic transmission soft X-ray microscopy has been used to study element-specifically the magnetization reversal behavior of ${(Co_{84}Cr_{16})}_{87}Pt_{l3}$ alloy thin films with a lateral resolution of 35 nm. Our results indicate that the magnetization switching is carried out by a random nucleation process that can be attributed to the reversal of individual grains. We found evidence of a large distribution of the switching fields at the nanogranular length scale, which has to be considered seriously for applications of CoCrPt systems as magnetic high density storage materials.