This chapter describes photorefractive (PR) effect, which is a light-induced change of the
refractive index that involves photogenerated charge carrier redistribution, in organic …

This review describes recent advances and applications in the field of organic
photorefractive materials, an interesting area in the field of organic electronics and …

Photorefractivity is an intriguing phenomenon which, however, was initially perceived as a
nuisance: Laser illumination generates large internal electric fields which, in turn, modify the …

This chapter is structured in four main sections. First an introduction to the field of organic
photorefractive (PR) materials will be given, which covers a brief historic overview as well as …

The photorefractive (PR) effect is defined as spatial modulation of the index of refraction due
to charge redistribution in an optically nonlinear material. The effect arises when …

I was introduced to the photorefractive effect in organic compounds in 1994 when I started
my career at the Centre Spatial de Liege (Belgium). The objective of the program was to …

During the past decade, polymers for photonic devices have matured considerably and
numerous functionalities such as electrical, electrooptical, and light-emitting properties have …

Photorefractive holograms have received great attention for decades due to their
transmissive geometries and dynamic nature. The PR mechanism involves charge …

Recently, amorphous organic photorefractive materials have generated great excitement
because of their excellent performance, which permits applications in high-density …

In the past few years, a new class of polymeric materials for photonic applications has
appeared called photorefractive (PR) polymers. Photorefractivity is defined as modulation of …