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Powerful surface-wave oscillators with two-dimensional periodic structures
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10.1063/1.3701580
/content/aip/journal/apl/100/14/10.1063/1.3701580
http://aip.metastore.ingenta.com/content/aip/journal/apl/100/14/10.1063/1.3701580
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) The scheme of a surface wave oscillator with a 2D periodic grating driven by a rectilinear sheet electron beam; (b) a dispersion diagram of a normal surface wave.

Image of FIG. 2.
FIG. 2.

Partial wave profiles for a fundamental surface mode of a 2D periodic grating:  = 19.6 cm,  = 27 cm, mm, and mm.

Image of FIG. 3.
FIG. 3.

cst microwave studio simulation of selective excitation of a fundamental mode by initial electromagnetic pulse: (a) field spectrum and (b)-(d) instant spatial distribution of and components of magnetic field in the different cross sections.

Image of FIG. 4.
FIG. 4.

Temporal dependencies of the normalized efficiency and the radiation power emitted in the different directions during the onset of a steady-state regime in a 2D surface-wave oscillator: , .

Image of FIG. 5.
FIG. 5.

A schematic of the output coupling reflectors, which allow to realize single direction output.

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/content/aip/journal/apl/100/14/10.1063/1.3701580
2012-04-06
2014-04-17
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Powerful surface-wave oscillators with two-dimensional periodic structures
http://aip.metastore.ingenta.com/content/aip/journal/apl/100/14/10.1063/1.3701580
10.1063/1.3701580
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