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Structure and stability of nonlinear excitations in magnets in the presence of a local rf field and dissipation
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10.1063/1.3029756
/content/aip/journal/ltp/34/12/10.1063/1.3029756
http://aip.metastore.ingenta.com/content/aip/journal/ltp/34/12/10.1063/1.3029756
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Phase portrait of the localized states in the absence of damping.

Image of FIG. 2.
FIG. 2.

Profiles of the possible localized quasi-soliton states without damping.

Image of FIG. 3.
FIG. 3.

The norm of the localized states as a function of frequency of the driving force (the dependence on the parameter ). The inset shows the corresponding function for an isolated magnetic moment.

Image of FIG. 4.
FIG. 4.

Norm of the localized states as a function of the amplitude of the applied field. The inset shows the corresponding curve for a single magnetic moment.

Image of FIG. 5.
FIG. 5.

Plane of parameters of the external rf field and the existence region of different types of localized excitations. The shaded part is the existence region of three different solutions.

Image of FIG. 6.
FIG. 6.

Norm of the localized excitations as a function of the amplitude of the pumping field for a piecewise-nonlinear model.

Image of FIG. 7.
FIG. 7.

Norm of the localized excitations as a function of the frequency of the external field for a piecewise-nonlinear model.

Image of FIG. 8.
FIG. 8.

Existence region of quasi-soliton states and of the states . The shaded area is the existence region of the solitons.

Image of FIG. 9.
FIG. 9.

Existence region , and instability region (shaded) of the local states of the type on the plane of parameters of the external field.

Image of FIG. 10.
FIG. 10.

Regions of stability and instability (shaded) of quasi-solitons states of the type.

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/content/aip/journal/ltp/34/12/10.1063/1.3029756
2008-12-01
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Structure and stability of nonlinear excitations in magnets in the presence of a local rf field and dissipation
http://aip.metastore.ingenta.com/content/aip/journal/ltp/34/12/10.1063/1.3029756
10.1063/1.3029756
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