Title :
Analytical and micromagnetic modeling for detection of a single magnetic microbead or nanobead by spin valve sensors
Author :
Li, G. ; Wang, S.X.
Author_Institution :
Dept. of Mater. Sci. & Eng., Stanford Univ., CA, USA
fDate :
March 30 2003-April 3 2003
Abstract :
In this paper, we present an analytical analysis based on the Stoner-Wolhfarth model for the detection of a single magnetic microbead or nanobead by spin valve sensors. The analytical model is compared with micromagnetic simulations and experiments.
Keywords :
magnetic sensors; micromagnetics; numerical analysis; spin valves; Stoner-Wolhfarth model; analytical modeling; micromagnetic modeling; micromagnetic simulations; nanobead; single magnetic microbead; spin valve sensors; Analytical models; Giant magnetoresistance; Magnetic analysis; Magnetic anisotropy; Magnetic multilayers; Magnetic sensors; Magnetization; Micromagnetics; Perpendicular magnetic anisotropy; Spin valves;
Conference_Titel :
Magnetics Conference, 2003. INTERMAG 2003. IEEE International
Conference_Location :
Boston, MA, USA
Print_ISBN :
0-7803-7647-1
DOI :
10.1109/INTMAG.2003.1230781
