PHOTOREFRACTIVE CHANGES OF THE REFRACTIVE INDEX IN A LiNbO3:Cu CRYSTAL WITH SURFACE DOPING
A. D. Bezpaly, V. I. Bykov, A. E. Mandel
Tomsk State University of Control Systems and Radioelectronics, Tomsk, Russia
Keywords: optical inducing, refractive index changes, lithium niobate, surface layer, Jamin interferometer
Abstract
Refractive index changes induced in a Cu-doped surface layer of a lithium niobate crystal are experimentally studied. The refractive index changes are induced via point-by-point exposure of the experimental sample by the a focused laser beam at a wavelength of λ = 532 nm.
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