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Energy transport

Singlet to triplet and back again

Spin-triplet excitations commonly migrate through direct electron exchange between neighbouring molecules. Now, experiments show that back-and-forth interconversion between spin-triplet and spin-singlet states can significantly speed up triplet migration in organic crystals.

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Figure 1: Illustration showing how femtosecond microscopy experiments track cooperative energy transport in tetracene crystals.


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Correspondence to Sean T. Roberts.

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Roberts, S. Singlet to triplet and back again. Nature Chem 7, 764–765 (2015).

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