Term: charge recombination https://doi.org/10.1351/goldbook.C00998 Definition: Reverse of charge separation. In using this term it is important to specify the resulting electronic state of the donor and acceptor. Related Terms: 1) charge separation (http://doi.org/10.1351/goldbook.C00999). 2) electronic state (http://doi.org/10.1351/goldbook.ET07026). Source: PAC, 1996, 68, 2223. 'Glossary of terms used in photochemistry (IUPAC Recommendations 1996)' on page 2231 (https://doi.org/10.1351/pac199668122223) Citation: 'charge recombination' 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.C00998 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.