… We show results for the two standard crystal geometries with both linear and circularly … with
a noncubic crystal symmetry. The refractive indices for the two orthogonal polarization modes …

… , with most geometries, a need to tilt the cell at an angle to the … photorefractive cells comprising
a nematic liquid crystal layer … surfaces (rubbing direction orthogonal to the crystal c-axes) …

… Therefore we conclude that for both these orthogonal orientations of the grating … geometry
taken into account. The spread of the experimental data may be related to beam and crystal …

… ]) acts as a half-wave plate (both orthogonal components of the read-out beam polarized at
±45 … This inversion of the phase grating contrast for the orthogonal polarizations of the light …

… It is clear that an analogous pair of orthogonal eigenmodes exists in our case too but due
to a … at a given angle c1 we have measured experimentallq not the absolute values of q for …

… diffracted field changes to orthogonal with respect to the initial, … (p/2) between the orthogonal
components of the elliptically … coefficient for the crystal faces; qs0 is the angle between the […

… the amplitude is finite in the orthogonal plane. The fidelity and the gain versus the angle
between the propagating direction of the image-bearing beam and the crystal c axis, the pump-to…

… [13] The gyration |G| is given by |G| = (ρλ 0 n)/π, where ρ is the angle of rotation per unit … 00
1 ] direction and the z axis is orthogonal to the entrance face of the crystal, ie, the (110) plane, …

… of two lines that have orthogonal or parallel polarizations. We … makes an angle between 1
and 2 with respect to the crystal a … of the c axis in photorefractive crystals with this geometry. …

… photorefractive lens is compensated by a stronger focusing/defocusing effect along both
orthogonal … Angle of the input linear polarization as measured from the vertical axis was 27” and …