Low frequency magnetic noise in epitaxial antiferromagnetically coupled Fe/Cr multilayersстатья
Статья опубликована в высокорейтинговом журнале
Информация о цитировании статьи получена из
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Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 22 декабря 2015 г.
Аннотация:For antiferromagnetically coupled epitaxial Full-size image (<1 K) multilayers we detected a strong enhancement of the magnetism-related electrical noise in the vicinity of the orientation transition between the easy and hard axes. Our measurements are performed at different temperatures and we also identified the noise caused by depinning of domain walls (DWs). We are able to detect and follow in real time the motion of rather extended (of the order of Full-size image (<1 K)) DWs by comparing the magnetic noise in the presence and absence of a DC transport current, respectively. The presence of large and small (Full-size image (<1 K)) DWs is confirmed by magnetic force microscopy images obtained at room temperature.