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Phase-coded approach for controllable generation of acoustical vortices
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10.1063/1.4801894
/content/aip/journal/jap/113/15/10.1063/1.4801894
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/15/10.1063/1.4801894
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Sketch map of the experimental system for controllable generation of acoustical vortices.

Image of FIG. 2.
FIG. 2.

Distributions of acoustic intensity ((a), (b)), pressure ((c), (d)), and phase ((e), (f)) in the transverse plane at  = 5 cm for  = 6 ((a), (c), (e)) and 16 ((b), (d), (f)) with the phase differences of and for  = 1.

Image of FIG. 3.
FIG. 3.

Phase distributions around the origin at the radii of  = 8 cm (a) and 1 cm (b) with the phase difference of for  = 3 to 7, and (c) the pressure peak dependence of acoustical vortices with respect to source number.

Image of FIG. 4.
FIG. 4.

Phase distributions for  = 16 with the phase difference of for  = 7 (a), 8 (b), 9 (c), and 15 (d).

Image of FIG. 5.
FIG. 5.

(a) Experimental distributions of pressure and vibration direction in the transverse plane at  = 5 cm for  = 4, 8, and 12 cm, (b) radial pressure distributions for and with the theoretical results, and (c) phase distributions in one circle around the origin at  = 8 cm with the phase difference of for  = 1, 2, 3, 4, and 5.

Image of FIG. 6.
FIG. 6.

Distributions of acoustic pressure (a) and phase (b) in the transverse plane at  = 5 cm for  = 3, and (c) phase distributions around the origin at  = 8 cm with the phase difference of and for  = 1 and 2, respectively.

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/content/aip/journal/jap/113/15/10.1063/1.4801894
2013-04-17
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Phase-coded approach for controllable generation of acoustical vortices
http://aip.metastore.ingenta.com/content/aip/journal/jap/113/15/10.1063/1.4801894
10.1063/1.4801894
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