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Milota, Franz; Baum, P.; Sperling, Jaroslaw; Riedle, Eberhard ORCID: 0000-0002-2672-5718; Matuszna, Katarina; Kauffmann, Harald F. (2007): 2D optical spectroscopy of a conjugated polymer with tuneable visible 15 fs-pulses from a 200 kHz NOPA. 15th International Conference on Ultrafast Phenomena, 31. Juli – 04. August 2006, Pacific Grove, California United States.
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We investigate inter-site electronic coupling and ultrafast dynamics of delocalized molecular excitons in a conjugated polymer by two-dimensional heterodyned three-pulse photon echoes. This gives unbiased insight into exciton scattering and the time-evolution of electron-phonon coupling.