Uncompensated spins in a micro-patterned CoFeB/Mnlr exchange bias system

T. Eimüller, T. Kato, T. Mizuno, S. Tsunashima, C. Quitmann, T. Ramsvik, S. Iwata, G. Schütz

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

The element specific domain structure of a microstructure CoFeB/MnIr exchange bias film was analyzed using photoemission electron microscopy (PEEM) and x-ray magnetic linear dichroism (XMLD). It was observed that the domains inside the dots showed higher deviation from the exchange bias direction. It was found that in the dots the magnetization showed less preferred orientation along the exchange bias direction. The results show the uncompensated Mn spins with an antiferromagnetic coupling between Mn and Co magnetic moments by Imaging and spectromicroscopy.

Original languageEnglish
Pages (from-to)2310-2312
Number of pages3
JournalApplied Physics Letters
Volume85
Issue number12
DOIs
StatePublished - 20 Sep 2004
Externally publishedYes

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