… photorefractive crystals and is sensitive to the green region where the 532nm wavelength
laser source is located. In this paper, the intersecting angle … the two orthogonally polarized light …

… photorefractive BaTiO, crystal. The energy coupling gains are calculated by changing the
angle … extraordinary beams because they are not necessarily orthogonal to each other. In this …

… A laser beam, orthogonally polarized with respect to the background, is focused with a …
The background is copropagated inside the crystal with a small angle with respect to the signal …

… where 8 is the angle of beam incidence in the crystal, II and I2 are the beam intensities, and
EC … distortions are elongations of the oxygen octahedra in one of three orthogonal directions. …

… have a uniform field distribution in the direction orthogonal to the axis. The possibility of the
… coordinate , and V( ) specifies the angle between the current direction of propagation of the …

… Covariant equations (6) describe linear and nonlinear anisotropy effects of two mixing
waves in photorefractive crystals and are valid for arbitrary group symmetry and polarization of …

… in the photorefractive crystal in the reflection geometry without … Geometry in which anisotropic
diffraction occurs was chosen. … π/2 phase difference between orthogonal components of …

… photorefractive crystal of 23 symmetry in diffusion regime. This study has been done via
two-wave mixing in transmission geometry in Bismuth Titanium Oxide (BTO) crystal. … orthogonally …

… geometry, intensity modulation reaches the maximum when the input polarization is orthogonal
… , while in the transversal configuration, the optimal polarization makes an angle ψ = ±π/4 …

… &=3.75 correspond to the ratio measured for our crystal. … the two components with orthogonal
polarizations. A polarizing … the angle between the beams, we find a limit angle of about …