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Magnetic resonance of slotted circular cylinder resonators
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10.1063/1.2952534
/content/aip/journal/jap/104/1/10.1063/1.2952534
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/1/10.1063/1.2952534
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Geometry of SCCR structure with nonzero thickness.

Image of FIG. 2.
FIG. 2.

(a) Frequency dependence of the normalized RCS and (b) the behavior of the real part of the magnetic polarizability for a single SCCR with the slot filled with dielectric medium .

Image of FIG. 3.
FIG. 3.

(a) Frequency dependence of the normalized RCS of a SCCR with the cavity filled with different dielectric medium. Solid line: , dashed line: , dot-dashed line: , dotted line: unfilled SCCR. (b) Variation of the magnetic resonance frequencies of a SCCR with the dielectric constants of the medium in the cavity. Solid line: rigorous approach, dashed line: empirical expression Eq. (10).

Image of FIG. 4.
FIG. 4.

(a) Frequency dependence of the normalized RCS of a SCCR with the slot filled with different dielectric medium. Solid line: , dashed line: , dot-dashed line: , dotted line: unfilled SCCR. (b) Variation of the magnetic resonance frequencies of a SCCR with the dielectric constants of the medium in the slot. Solid line: rigorous approach, dashed line: empirical expression Eq. (10). The results based on the rigorous approach and the approach show no graphically discernible difference.

Image of FIG. 5.
FIG. 5.

(a) Frequency dependence of the normalized RCS of a SCCR on the slot angular width. Solid line: , dashed line: , dot-dashed line: , dotted line: . (b) Variation of the magnetic resonance frequencies of a SCCR with the slot angular widths in the cavity. Solid line: rigorous approach, dashed line: empirical expression Eq. (10).

Image of FIG. 6.
FIG. 6.

(a) Frequency dependence of the normalized RCS of a SCCR with on the shell thickness . Solid line: , dashed line: , dotted line: . (b) Variation of the magnetic resonance frequencies of a SCCR with the shell thickness. Solid line: rigorous approach, dashed line: empirical expression Eq. (10).

Image of FIG. 7.
FIG. 7.

(a) Frequency dependence of the normalized RCS of a SCCR with , on the shell thickness . Solid line: , dashed line: , dotted line: . (b) Variation of the magnetic resonance frequencies of a SCCR with the shell thickness. Solid line: rigorous approach, dashed line: empirical expression Eq. (10).

Image of FIG. 8.
FIG. 8.

(a) Effect of the permittivity of the medium filling the cavity or the slot on the optimal shell thickness . (b) Effect of the permittivity of the medium filling the cavity or the slot on magnetic resonance frequencies under the condition of optimal shell thickness. is the wave number at resonance. Dotted line on the left corresponds to the case where the cavity is filled with the dielectrics with and the slot is empty. Dotted line on the right indicates the case that the slot is filled with the dielectrics with and the cavity is empty. Dashed line denotes the case where both the cavity and the slot are empty.

Image of FIG. 9.
FIG. 9.

The frequency scans of the normalized RCS of a SCCR with a ferroelectric medium embedded into the slit. The permittivity of the ferroelectric ceramics is (a) (Ref. 12) and (b) .

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/content/aip/journal/jap/104/1/10.1063/1.2952534
2008-07-08
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Magnetic resonance of slotted circular cylinder resonators
http://aip.metastore.ingenta.com/content/aip/journal/jap/104/1/10.1063/1.2952534
10.1063/1.2952534
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