Photon harvesting by excimer-forming multichromophores.
A light-harvesting system based on a DNA-organized oligopyrene-cyanine complex is described. Energy transfer from the pyrene units to the cyanine dye was found to proceed via FRET from locally confined excimers to the acceptor.
Department of Chemistry and Biochemistry, University of Bern, Freiestrasse 3, CH-3012 Bern, Switzerland.
Oliver O
OO
Adeyemi
Vladimir L
VL
Malinovskii
Sarah M
SM
Biner
Gion
G
Calzaferri
Robert
R
Häner
D002232:Carbocyanines / Q000737:chemistry* / Q000378:metabolism; D004247:DNA / Q000737:chemistry* / Q000378:metabolism; D004735:Energy Transfer; D031541:Fluorescence Resonance Energy Transfer; D005456:Fluorescent Dyes / Q000737:chemistry* / Q000378:metabolism; D045342:Light-Harvesting Protein Complexes / Q000737:chemistry* / Q000378:metabolism; D008958:Models, Molecular; D015394:Molecular Structure; D011721:Pyrenes / Q000737:chemistry* / Q000378:metabolism
D002232:Carbocyanines; D005456:Fluorescent Dyes; D045342:Light-Harvesting Protein Complexes; D011721:Pyrenes; C085321:cyanine dye 5; D004247:DNA; C030984:pyrene