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Diffraction of a focused x-ray beam from La3Ga5SiO14 crystal modulated by surface acoustic waves
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10.1063/1.3669399
/content/aip/journal/jap/110/12/10.1063/1.3669399
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/12/10.1063/1.3669399
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Experimental setup.

Image of FIG. 2.
FIG. 2.

Calculated SAW amplitudes versus crystal depth: longitudinal (), normal (), and transverse components ().

Image of FIG. 3.
FIG. 3.

X-ray penetration depth in an LGS crystal for (100) reflection vs. x-ray energy. Black circle shows the energy keV.

Image of FIG. 4.
FIG. 4.

Intensities of the diffraction satellites in the cut of an LGS crystal versus amplitude of the input signal supplied to the IDT (or versus calculated SAW amplitude ): experimental data (black circles, squares, triangles, and diamonds); calculated data (solid lines). keV; μm; (100) reflection; .

Image of FIG. 5.
FIG. 5.

Topographs and diffraction spectra of the cut of an LGS crystal measured for different amplitudes of the input signal supplied to the IDT: (a) V, (b) V, (c) V. keV; μm; MHz; (100) reflection; .

Image of FIG. 6.
FIG. 6.

Scheme of a convergent cylindrical wave diffraction by the acoustically modulated crystal.

Image of FIG. 7.
FIG. 7.

Distribution of the phase shift along the SAW period.

Image of FIG. 8.
FIG. 8.

Dependence of the phase shift versus SAW amplitude.

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/content/aip/journal/jap/110/12/10.1063/1.3669399
2011-12-19
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Diffraction of a focused x-ray beam from La3Ga5SiO14 crystal modulated by surface acoustic waves
http://aip.metastore.ingenta.com/content/aip/journal/jap/110/12/10.1063/1.3669399
10.1063/1.3669399
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