http://www.cnr.it/ontology/cnr/individuo/prodotto/ID219064
Diffraction from holographic gratings in polymer-dispersed liquid crystals recorded by means of polarization light patterns (Articolo in rivista)
- Type
- Label
- Diffraction from holographic gratings in polymer-dispersed liquid crystals recorded by means of polarization light patterns (Articolo in rivista) (literal)
- Anno
- 2001-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1364/JOSAB.18.001821 (literal)
- Alternative label
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- CIPPARRONE G; MAZZULLA A; RUSSO G (literal)
- Pagina inizio
- Pagina fine
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- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
- Note
- ISI Web of Science (WOS) (literal)
- Scopu (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- INFM unità di Cosenza
Dip. di Fisica UNICAL (literal)
- Titolo
- Diffraction from holographic gratings in polymer-dispersed liquid crystals recorded by means of polarization light patterns (literal)
- Abstract
- An experimental and theoretical study of holographic gratings recorded exposing a homogeneous mixture of prepolymer and liquid crystals to a polarization light pattern is reported. The polarization pattern is obtained by a superposition of two waves with orthogonal linear polarization. This technique is based on the possibility of controlling the liquid-crystal alignment inside the droplets, through the photoalignment, during the photoinduced polymerization and the phase separation processes that precede the formation of polymer-dispersed liquid crystals. Diffraction gratings with a large anisotropy were observed, indicating a particular alignment of the liquid crystals inside the droplets. An investigation of the polarization properties of this grating and an explanation of the obtained results are presented. (literal)
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