Fabrication of Thin Film Phase Grating Using Surface Acoustic Waves

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Copyright (c) 1996 The Japan Society of Applied Physics
, , Citation Masahiko Watanabe Masahiko Watanabe et al 1996 Jpn. J. Appl. Phys. 35 4999 DOI 10.1143/JJAP.35.4999

1347-4065/35/9S/4999

Abstract

It was found for the first time that a phase grating was formed with variations in thickness and refractive index with a period of half the wavelength of surface acoustic waves, when a thin film was deposited on a substrate in which a standing surface wave was excited. No such phenomenon has been reported before, and its application to optical elements is expected to be a new application of surface acoustic waves.

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10.1143/JJAP.35.4999