Gallego, Sergi, Márquez, Andrés, Ortuño, Manuel, Francés, Jorge, Gallego Rico, Pedro, Beléndez, Augusto, Pascual, Inmaculada Diffractive and interferometric methods to characterize photopolymers with crystal liquid molecules as holographic recording material GALLEGO RICO, Sergi, et al. "Diffractive and interferometric methods to characterize photopolymers with crystal liquid molecules as holographic recording material". En: 8th EOS Topical Meeting on Diffractive Optics (DO 2012) [Recurso electrónico] : Delft, Netherlands, 27 February-1 March, 2012 / ed. Paul Urbach and Jani Tervo. Hannover : European Optical Society, 2012. ISBN 978-3-00-033711-6. Comunicación 4837-DO2012-06 URI: http://hdl.handle.net/10045/21558 DOI: ISSN: ISBN: 978-3-00-033711-6 Abstract: We present two methods, interferometry at the zero spatial frequency limit and analysis of diffracted orders for very low spatial frequency gratings, to characterize photopolymers with dispersed nematic liquid crystals. These methods provide us information in real time about the transformations taking place inside the material during recording. Keywords:Holographic recording materials, Photopolymers, Materials characterization European Optical Society info:eu-repo/semantics/conferenceObject