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Precession-dominated switching of synthetic antiferromagnets
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10.1063/1.1812576
/content/aip/journal/apl/85/18/10.1063/1.1812576
http://aip.metastore.ingenta.com/content/aip/journal/apl/85/18/10.1063/1.1812576

Figures

Image of FIG. 1.
FIG. 1.

(a) Geometry of the SyAF structure. (b) Rotation of and out of film plane due to perpendicular component of applied field. (c) Rotation of and toward each other due to demagnetizing fields. (d) Total effective fields at (c). (e)–(f) Complete switching of SyAF structure.

Image of FIG. 2.
FIG. 2.

Time evolution of the magnetization. (a) bilayer with , . (b) bilayer with , .

Image of FIG. 3.
FIG. 3.

Magnetization trajectories, projected onto the film plane, of the sum and difference magnetization components, corresponding to the curves in Fig. 2. (a) . (b) . The arrows indicate the sense of reversal.

Image of FIG. 4.
FIG. 4.

Switching phase diagram for (a) and the (b) bilayers. (c) Phase diagram showing pulsed fields for which direct overwrite (addressing) is possible for the bilayer.

Tables

Generic image for table
Table I.

Material parameters for the circular platelet SyAF element, with radius of . The anisotropy energy barriers, , are expressed in thermal energy units corresponding to a temperature of .

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/content/aip/journal/apl/85/18/10.1063/1.1812576
2004-11-03
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Precession-dominated switching of synthetic antiferromagnets
http://aip.metastore.ingenta.com/content/aip/journal/apl/85/18/10.1063/1.1812576
10.1063/1.1812576
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