Decoherence in Weakly Coupled Excitonic Complexes

• Published in: The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory Vol. 115; no. 16; pp. 3845 - 3858
• Main Authors: Mančal, Tomáš, Balevičius, Vytautas, Valkunas, Leonas
• Format: Journal Article
• Language: English
• Published: United States American Chemical Society 28.04.2011
• Subjects: Fluorescence Resonance Energy Transfer; Models, Chemical; Photoelectron Spectroscopy; Quantum Theory

Equations of motion for weakly coupled excitonic complexes are derived. The description allows one to treat the system in the basis of electronic states localized on individual chromophores while at the same time accounting for experimentally observable delocalization effects in optical spectra. The...