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Micromagnetic simulation of an ultrasmall single-pole perpendicular write head

  • Leon Abelmann
  • , Sakhrat K. Khizroev
  • , Dmitri Litvinov
  • , Jian-Gang Zhu
  • , James A. Bain
  • , Mark H. Kryder
  • , K. Ramstöck
  • , J.C. Lodder

    Research output: Contribution to journalArticleAcademicpeer-review

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    Abstract

    In single-pole heads with a pole tip cross section trimmed down to 1003200 nm by focused ion beam, the remanence of the head becomes nonzero if the pole length is too high. Large-scale three-dimensional micromagnetic simulations are performed to understand this effect, and to calculate the critical length of the pole as a function of the pole tip cross section.
    Original languageUndefined
    Pages (from-to)6636-6638
    Number of pages3
    JournalJournal of Applied Physics
    Volume87
    Issue number9
    DOIs
    Publication statusPublished - 2000

    Keywords

    • IR-62932
    • METIS-112304
    • EWI-5367
    • SMI-TST: From 2006 in EWI-TST
    • TST-uSPAM: micro Scanning Probe Array Memory
    • SMI-MMS: MICROMAGNETIC SIMULATIONS

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