Term: singlet-triplet energy transfer
https://doi.org/10.1351/goldbook.S05701

Definition:
Transfer of excitation from an electronically excited donor in a singlet state to produce an electronically excited acceptor in a triplet state.

Related Terms:
1) singlet state (http://doi.org/10.1351/goldbook.S05699).
2) triplet state (http://doi.org/10.1351/goldbook.T06503).
3) energy transfer (<em>in photochemistry</em>) (http://doi.org/10.1351/goldbook.E02116).
4) spin conservation rule (<em>in photochemistry</em>) (http://doi.org/10.1351/goldbook.S05862).

Source: PAC, 1996, 68, 2223. 'Glossary of terms used in photochemistry (IUPAC Recommendations 1996)' on page 2273 (https://doi.org/10.1351/pac199668122223)

Citation: 'singlet-triplet energy transfer' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.S05701

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