Title :
Molecular fluorescence in the vicinity of gold nanoparticles
Author :
Dulkeith, E. ; Morteani, A.C. ; Niedereichholz, T. ; Klar, T.A. ; Feldmann, J. ; Levi, S. ; van Veggel, C.J.M. ; Reinhoudt, D.N. ; Moller, M. ; Gittins, D.I.
Author_Institution :
Dept. of Phys., Munchen Univ., Munich, Germany
Abstract :
Lissamine molecules attached to differently sized gold-nanoparticles have been studied using time-resolved spectroscopy. We show that resonant energy transfer and a strong reduction in the molecules´ radiative lifetime contribute equally to fluorescence quenching.
Keywords :
fluorescence; gold; nanoparticles; radiation quenching; radiative lifetimes; time resolved spectra; Au; fluorescence quenching; gold nanoparticles; lissamine molecules; molecular fluorescence; radiative lifetime; resonant energy transfer; time-resolved spectroscopy; Biomedical optical imaging; Chemicals; Energy exchange; Fluorescence; Frequency; Gold; Nanoparticles; Optical crosstalk; Photonics; Resonance;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.237859
