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Conferences > UP > 2004 > ThA > ThA1
  • 14th International Conference on Ultrafast Phenomena
  • Technical Digest (CD) (Optica Publishing Group, 2004),
  • paper ThA1

Sub-20-fs study of energy relaxation in carotenoids in solution and inside light harvesting complexes

G. Cerullo, D. Polli, G. Lanzani, H. Hashimoto, and R.J. Cogdell

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Abstract

Using sub-20-fs pulses, tunable from the UV to the IR, we study the S2^S1 internal conversion dynamics in several carotenoids. We resolve an intermediate excited state and directly determine the energy transfer efficiency to Bacteriochlorophylls.

© 2004 Optical Society of America

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