公开(公告)号：DE3786245D1

公开(公告)日：1993-07-22

申请号：DE3786245

申请日：1987-11-24

Applicant: IBM

Inventor： JUBB NANCY JANE ,  REITH TIMOTHY MARTIN

IPC: C22C38/00 ,  C22C19/03 ,  C23C14/06 ,  G11B5/31 ,  H01F10/14 ,  H01F41/18

Abstract: A thin (eg 6 micrometers thick) magnetic pole piece (eg 11) is made by co-sputtering onto a substrate (eg 10) NiFe and a non-fractionating compound (for example Al2O3) of a metal and a non-metal in such a manner that the deposited material is of a single phase.

公开(公告)号：DE3786245T2

公开(公告)日：1993-12-02

申请号：DE3786245

申请日：1987-11-24

Applicant: IBM

Inventor： JUBB NANCY JANE ,  REITH TIMOTHY MARTIN

IPC: C22C38/00 ,  C22C19/03 ,  C23C14/06 ,  G11B5/31 ,  H01F10/14 ,  H01F41/18

Abstract: A thin (eg 6 micrometers thick) magnetic pole piece (eg 11) is made by co-sputtering onto a substrate (eg 10) NiFe and a non-fractionating compound (for example Al2O3) of a metal and a non-metal in such a manner that the deposited material is of a single phase.