Fluorescence enhancement is an oftentimes confusing subject. In this work, the authors perform a relatively clean experiment, with fluorophores deposited above a silver mirror and a layer of silver nanoparticles. The origin of the fluorescence enhancement is explained, and nice agreement found with theory.
Henryk Szmacinski *, Ramachandram Badugu , Farhad Mahdavi , Steve Blair , and Joseph R. Lakowicz
Journal of Physical Chemistry