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JOURNALS // Optics and Spectroscopy // Archive

Optics and Spectroscopy, 2019 Volume 127, Issue 4, Pages 660–666 (Mi os590)

This article is cited in 6 papers

Physical optics

Light diffraction on ultrasound in a spatially periodic acoustic field

V. I. Balakshii, M. I. Kupreychik, S. N. Mantsevich

Faculty of Physics, Lomonosov Moscow State University, 119991, Moscow, Russia

Abstract: Characteristic features of anisotropic light diffraction in a spatially periodic acoustic field created by a sectioned piezoelectric transducer with antiphase excitation of adjacent sections are studied theoretically. The numerical calculation is carried out for a cell of a paratellurite crystal with a shear acoustic mode propagating at an angle of 3$^{\circ}$ to the (001) plane of the crystal. It is shown that this type of acoustooptic interaction has some interesting features that can be used when developing acoustooptic devices, in particular, modulators of nonpolarized light.

Keywords: acoustooptic interaction, anisotropic diffraction, Bragg phase matching, phased array transducers, paratellurite.

Received: 25.03.2019
Revised: 25.05.2019
Accepted: 04.06.2019

DOI: 10.21883/OS.2019.10.48373.126-19


 English version:
Optics and Spectroscopy, 2019, 127:4, 712–718

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