Science Journal of Physics

August 2012, Volume 2012, ISSN:2276-6367

© Author(s) 2012. This work is distributed under the Creative Commons Attribution 3.0 License.

Research Article


An Introduction to Fluorescence Resonance Energy Transfer (FRET)

Author: Rahman M. M., 1,2

1Department of Physics, Tripura University Suryamaninagar-799130 Tripura, India
2Centre for Surface Chemistry and Catalysis
Department of Microbiological and Molecular Systems
K. U. Leuven Kasteelpark Arenberg 23 - bus 2461, B-3001 Heverlee, Belgium

Accepted 13 July, 2012; Available Online 29 August 2012

doi: 10.7237/sjp/268


Recent advances in Fluorescence Resonance Energy Transfer (FRET) provides a way to measure and understand different biological systems and molecular interactions in nanometer order. In this report the introduction and principle of the FRET process have been explained.

Keyword:Fluorescence Resonance Energy Transfer (FRET), Förster radius, Donor-acceptor pair.