Abstract
The application of hole burning spectroscopy (HB) in the study of photosynthetic systems offers an independent method for determining excited state lifetimes of particular chromophores. The rate constants of excitation energy transfer (EET) in photosynthetic antennae can be directly determined by time resolved fluorescence spectroscopy. For most bacterial and higher plants antennae is of the order of 10-12 s–1 [1]. Efficient EET in pigment-protein complexes causes significant shortening (three orders of magnitude) of the excited state lifetimes T1 in comparison with isolated pigments.
© 1991 Optical Society of America
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