… Figure 3 Experimentalfour-wave mixing geometry for PR polymer experiments, with the plane
of thesample normal to the page. A grating is written by the spatial overlap of beams1 and …

… (r33), four-wave mixing characterization of photorefractive polymers is often carried out in a
… four-wave mixing (same wavelength for all four beams) or non-degenerate four-wave mixing (…

… 2 Since then, research on photorefractive effects has focused exclusively … photorefractive
polymers have emerged as new kinds of optical materials. 3, 4 It is expected that PR polymers …

… [7]-[9] In this paper we focus our attention on the photorefractive polymer composite PVK :
PDCST : BBP : C 60 (see Fig. 1 for structures). In this material the photoconducting …

… the use of photorefractive polymers for this application. The polymers have several unique
… the spatial phase of the index grating in the polymer to allow coherent detection in the linear …

… on organic photorefractive polymer composites. A historical background on photorefractive
… are based on p-type photoconductive host polymers mixed with a NLO dye, a small amount …

… composites consisted of the hole transporting polymer polyn-vinyl carbazole PVK, … The
photorefractive properties of these samples were determined using a standard two wave mixing …

… in polymers could be fairly well described within this framework. In section six, we describe
the specificity of photorefractive polymers … that is related to the mixing of the two resonance …

… 4 years, photorefractive polymers have reached performance … such polymers with extremely
high photorefractive efficiencies … mixing experiment used to study photorefractive polymer …

… of the photorefractive eAect in a polymeric material, the electro-optic polymer bisphenol-3-…
and photosensitivity (right ordinate) of the bisA-NPDA polymer mixed with 30 wt% DEH. …