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Published in:
2008 | OriginalPaper | Chapter
Excited Electronic States, Photochemistry and Photophysics of Carotenoids
Authors : Harry A. Frank, Ronald L. Christensen
Published in: Carotenoids
Publisher: Birkhäuser Basel
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The most striking characteristic of carotenoids is their palette of colours. Absorption of light in the visible region of the electromagnetic spectrum by molecules such as β-carotene (3) and lycopene (31) not only readily accounts for their colours but also signals the ability of these long-chain polyenes to serve as antenna pigments in diverse photosynthetic systems [
1
–
4
].