Evidence of Multipolar Response of Bacteriorhodopsin by Noncollinear Second Harmonic Generation Auteur(s): Bovino Fabio Antonio, Larciprete Maria Cristina, Sibilia Concita, Váró Gorgy, Gergely C. (Article) Publié: Optics Express, vol. 20 p.14621 (2012) Texte intégral en Openaccess : Ref HAL: hal-00714669_v1 PMID 22714524 DOI: 10.1364/OE.20.014621 WoS: 000305473000100 Exporter : BibTex | endNote 8 Citations Résumé: Noncollinear second harmonic generation from a Bacteriorhodopsin (BR) oriented multilayer film was systematically investigated by varying the polarization state of both fundamental beams. Both experimental results and theoretical simulations, show that the resulting polarization mapping is an useful tool to put in evidence the optical chirality of the investigated film as well as the corresponding multipolar contributions to the nonlinear. |