Title :
CoFeB/Cu layered film with crossed anisotropy for asymmetrical magneto-impedance
Author :
Delooze, P. ; Panina, L.V. ; Mapps, D.J. ; Ueno, K. ; Sano, H.
Author_Institution :
Dept. of Commun. & Electr. Eng., Univ. of Plymouth, UK
fDate :
March 30 2003-April 3 2003
Abstract :
In this paper, we describe the experimental results on sensitive (up to 20%/e) asymmetric MI in 1.5 micron thick overall CoFeB/Cu/CoFeB multilayers with crossed anisotropy, excited by a sinusoidal current (1-100 MHz) biased with a dc current. Furthermore, no hysteresis is observed.
Keywords :
boron alloys; cobalt alloys; copper; iron alloys; magnetic anisotropy; magnetic domain walls; magnetic multilayers; magnetic thin films; metallic thin films; 1 to 100 MHz; 1.5 micron; CoFeB-Cu-CoFeB; CoFeB/Cu/CoFeB multilayer thin film; dc current; magnetic anisotropy; magnetoimpedance; sinusoidal current; Anisotropic magnetoresistance; Conductive films; Gas detectors; Magnetic anisotropy; Magnetic circuits; Magnetic films; Magnetic sensors; Perpendicular magnetic anisotropy; Research and development; Voltage;
Conference_Titel :
Magnetics Conference, 2003. INTERMAG 2003. IEEE International
Conference_Location :
Boston, MA, USA
Print_ISBN :
0-7803-7647-1
DOI :
10.1109/INTMAG.2003.1230371
