Title :
Observation of resonant modes of coupled domain walls
Author :
Phung, Timothy ; Pushp, A. ; Rettner, Charles ; Hughes, Brian ; Yang, Shang-Hua ; Parkin, Stuart Stephen Papworth
Abstract :
The authors discuss the dynamics of domain walls in thin permalloy magnetic nanowires through the anisotropic magnetoresistance effect. Upon the introduction of a single DW into the magnetic nanowire, only one resonant mode was observed. Two resonant modes were found in coupled DWs.
Keywords :
Permalloy; enhanced magnetoresistance; magnetic domain walls; nanomagnetics; nanowires; NiFe; anisotropic magnetoresistance effect; coupled domain walls; domain wall dynamics; resonant modes; thin permalloy magnetic nanowires; Magnetic domain walls; Magnetic domains; Magnetic resonance imaging; Magnetostatics; Nanowires; Perpendicular magnetic anisotropy;
Conference_Titel :
Device Research Conference (DRC), 2014 72nd Annual
Conference_Location :
Santa Barbara, CA
Print_ISBN :
978-1-4799-5405-6
DOI :
10.1109/DRC.2014.6872410
