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公开(公告)号：US20210304790A1
公开(公告)日：2021-09-30
申请号：US17201289
申请日：2021-03-15
Applicant: Seagate Technology LLC
Inventor： Alexey Dobrynin , Patrick Gabriel McCafferty , Kevin Anthony McNeill
Abstract: An apparatus includes a read sensor having a trilayer synthetic ferrimagnet free layer and at least one side shield positioned proximate to the trilayer synthetic ferrimagnet free layer. The at least one side shield provides a bias magnetic field in a first direction to bias the trilayer synthetic ferrimagnet free layer.
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