Title :
Surface driven photorefractive effects in functionalised liquid crystals
Author :
Kaczmarek, Malgosia ; D´Alessandro, Giampaolo ; Buchnev, Olexander
Author_Institution :
Sch. of Phys. & Astron., Univ. of Southampton, Southampton
Abstract :
Liquid crystals, functionalized with ferroelectric, inorganic nanoparticles, show improved photorefractive response. Three-fold increase in dielectric anisotropy and optical anisotropy was measured, as well as significant improvement in two-beam coupling gain.
Keywords :
liquid crystals; multiwave mixing; photorefractive effect; dielectric anisotropy; functionalised liquid crystals; inorganic nanoparticles; optical anisotropy; surface driven photorefractive effects; two-beam coupling gain; Anisotropic magnetoresistance; Dielectric measurements; Ferroelectric materials; Gain measurement; Geometrical optics; Liquid crystals; Nanoparticles; Optical coupling; Photorefractive effect; Photorefractive materials;
Conference_Titel :
IEEE/LEOS Winter Topical Meeting Series, 2008
Conference_Location :
Sorrento
Print_ISBN :
978-1-4244-1594-6
Electronic_ISBN :
978-1-4244-1595-3
DOI :
10.1109/LEOSWT.2008.4444433
