… measure such characteristics of photorefractive materials as diffraction efficiency… nonlinear
effects in photorefractive materials. In general, holograms recorded in a photorefractive crystal …

… of nonlinearity [3]. These guided and transform-limited waves can propagate along the
photorefractive crystal … of the photorefractive crystal without an initially prepared waveguide layer. …

… of the diffusion nonlinearity. Our estimates predict that for a typical photorefractive crystal
such as BaTi03 this mechanism can ensure e%cient concentration of light power in a crystal …

… The photorefractive sillenite crystal of BSO is the primary material discussed in the present
review and the material constant used for the corresponding theoretical calculations can be …

… The class of nonlinear phenomena based on the photorefractive effects in electro-optic
crystals will undoubtly play a major role for these different applications of laser photonics. …

… the dependence of the nonlinearity on beam angles, polarisation and crystal orientation. …
unique features of the photorefractive effect. The photorefractive effect is illustrated throughout …

… are listed in the first column, pure second-order effects in the last one. Inbetween … effects
related to both types of nonlinearity: the photorefractive effect, which is an electro-optical effect …

… reduced crystals. The aim of this paper is to investigate how the nonlinear recombination
of … -carrier density influence the photorefractive effect in strongly reduced crystals. For this …

… Photorefractive effect has been observed in a doped polymer … a new photorefractive system
of a doped nonlinear organic … doped in a second-order nonlinear optical (NLO) polymer’ (…

… photorefractive effect from other common nonlinear optical … behavior in photorefractive crystals
during photorefractive mixing [… used to model experimentally observed effects [21]. Models …