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Analysis of directionality effects in magnetodielectric core-shell nanoparticles by means of polarimetric techniques

Abstract: The influence of increasing the core size of a Ag-Si core-shell nanoparticle has been investigated by using the values of the linear polarization degree at right angle scattering configuration, PL(90º). Changes in dipolar resonances and Scattering Directionality Conditions as a function of the core radius (Rint) for a fixed shell size (Rext = 230 nm) have been analyzed. An empirical formula to obtain the ratio Rint/Rext by monitoring the influence of the magnetic dipolar resonance in PL(90º) has been found.

Other conference communications or articles related to authors from the University of Cantabria

 Congress: International Conference on Metamaterials, Photonic Crystals and Plasmonics (7ª : 2016 : Torremolinos, Málaga)

 Publisher: META

 Year of publication: 2016

 No. of pages: 2

 Publication type: Conference object

 ISSN: 2429-1390

 Spanish project: MICINN FIS2013-45854-P

Authorship

ÁNGELA INMACULADA BARREDA GÓMEZ

JUAN MARCOS SANZ CASADO