Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
FRET and competing events. FRET competes with internal conversion by heat dissipation, collisional quenching e.g., with halogens and luminescence. The latter comprises fluorescence as well as forbidden transitions such as phosphorescence and delayed fluorescence.
