Effects of cobalt-permalloy cosputtering in a nanowire structure on magnetic fluctuation and auto-oscillation

A magnetic nanostructure for auto-oscillation, induced by spin-transfer torque, is fabricated by cosputtering permalloy with cobalt. Although the system does not meet the critical size and current requirements for direct auto-oscillation, magnetic signals resulting from spin wave excitation and magn...

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Bibliographic Details
Main Authors: ByungRo Kim, S. Hwang, Seungha Yoon, S. H. Han, B. K. Cho
Format: Article
Language:English
Published: AIP Publishing LLC 2023-03-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/9.0000437