Channel waveguide structures optically induced in a lithium niobate crystal with a photorefractive surface layer

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Authors: Bezpalyy A. D., Shandarov V. M., Mandel A. E.

Annotation: Experimental results of studies of channel waveguide structures formation in Y-cut lithium niobate samples with photorefractive surface layers are demonstrated. The structures are obtained by point-by-point inducing of refractive index changes by laser radiation from blue-green range.

Keywords: optical inducing, point-by-point exposure, lithium niobate, photorefractive effect, channel waveguides