Patent ID: 7989095
Filing Date: 2011-08-02
Classification: C23C,G11B,H01F,Y10T

Abstract:
1. An article comprising: a multilayered structure comprising a series of magnetic layers, said magnetic layers comprising a magnetic material, wherein an insulating layer is disposed between successive magnetic layers, such that said structure comprises at least a first magnetic layer, an insulating layer disposed on the first magnetic layer, and a second magnetic layer disposed on the insulating layer, wherein each magnetic layer has a thickness of at least about 2 micrometers, each insulating layer has a thickness in the range of about 10 nanometers to about 5 micrometers, and wherein said magnetic material comprises a crystalline material having an average grain size not more than about 200 nm; comprises Co in the range from about 15 atomic percent to about 50 atomic percent; and comprises a plurality of nanodispersoids comprising a ceramic, wherein said plurality of nanodispersoids has a bimodal size distribution.