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Langmuir. 2011 Jun 21;27(12):7464-70. doi: 10.1021/la200878b. Epub 2011 May 23.

Fluorescence properties of photonic crystals doped with perylenediimide.

Langmuir : the ACS journal of surfaces and colloids

Aurel Diacon, Edina Rusen, Alexandra Mocanu, Piétrick Hudhomme, Corneliu Cincu

Affiliations

  1. Department of Polymer Science, University Politehnica of Bucharest, 149 Calea Victoriei, RO-010072 Bucharest, Romania.

PMID: 21604771 DOI: 10.1021/la200878b

Abstract

This study aims to present the fabrication of colloidal photonic crystals (PC) with increased fluorescence properties. The use of a highly fluorescent perylenediimide derivate (PDI) during the soap-free emulsion polymerization of styrene-acrylic acid resulted in monodisperse core-shell particles which allowed the fabrication of PC films. The properties of the hybrid material were studied in comparison with hybrid materials obtained by impregnation of films with chromophore solutions. In both cases an increase of the fluorescence response was observed in addition to a blue shift for the PDI core particles, proving the incorporation of the dye inside the copolymer particles.

© 2011 American Chemical Society

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