Дан обзор развития теоретических и экспериментальных основ фоторефрактивного
эффекта в кубических гиротропных пьезокристаллах. Показано, что влияние обратного …

Evolution of the light-induced absorption in a Bi 12 TiO 20 crystal is investigated at a
wavelength of 633 nm. It is found that the absorption coefficient evolution consists of fast and …

Abstract A photorefractive Bi 12 TiO 20 (BTO) crystal is exposed with high intensity pulsed-
laser beams 532 nm (the average intensity of the laser was 110 mW/cm 2, the average …

The influence of optical activity on two-wave mixing (TWM) in photorefractive BTO and BSO
crystals in the absence of an applied field is studied both theoretically and experimentally …

A photorefractive BTO crystal is exposed with cw-laser beams (430 mW/cm 2 at 514 nm),
and the photo-induced absorption between 480 and 900 nm is studied. A method of …

The recording of spatially periodic structures (gratings) is used since long 1–3 for
photosensitive materials characterization. The use of holography for producing such …

Исследовано встречное двухволновое взаимодействие световых волн на
голографических решетках отражательного типа в кубических фоторефрактивных …

Faraday and Voigt magneto-optic effects in undoped Cd 1− x Mn x Te, a diluted magnetic
semiconductor, modify nonlinear beam coupling during photorefractive two-wave mixing …

The interaction of two counterpropagating light waves on reflection holographic gratings is
studied in cubic photorefractive crystals with the natural optical activity. The anisotropy of …

An experimental investigation of phase conjugation of two mutually incoherent laser beams
in the photorefractive Bi 12 TiO 20 fiber is presented. Phase conjugate wave reflectivity close …