Title: heterogeneous photocatalysis Long Title: IUPAC Gold Book - heterogeneous photocatalysis DOI: 10.1351/goldbook.14018 Status: current Definition Photocatalysis taking place at the interfacial boundary between two phases (solid/liquid, solid/gas, liquid/gas). Source - PAC, 2011, 83, 931. 'Glossary of terms used in photocatalysis and radiation catalysis (IUPAC Recommendations 2011)' on page 956 (https://doi.org/10.1351/PAC-REC-09-09-36) Other Outputs - html: https://goldbook.iupac.org/terms/view/14018/html - json: https://goldbook.iupac.org/terms/view/14018/json - xml: https://goldbook.iupac.org/terms/view/14018/xml Citation: Citation: 'heterogeneous photocatalysis' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.14018 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. Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . 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. Accessed: 2026-06-21T14:05:22+00:00