Title: micropore filling Long Title: IUPAC Gold Book - micropore filling DOI: 10.1351/goldbook.M03907 Status: current Definition The process in which molecules are adsorbed in the adsorption space within micropores. Related Term - micropores: https://goldbook.iupac.org//terms/view/M03906 Sources - PAC, 1972, 31, 577. 'Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry' on page 588 (https://doi.org/10.1351/pac197231040577) - PAC, 1976, 46, 71. 'Manual of Symbols and Terminology for Physicochemical Quantities and Units - Appendix II. Definitions, Terminology and Symbols in Colloid and Surface Chemistry. Part II: Heterogeneous Catalysis' on page 76 (https://doi.org/10.1351/pac197646010071) Other Outputs - html: https://goldbook.iupac.org/terms/view/M03907/html - json: https://goldbook.iupac.org/terms/view/M03907/json - xml: https://goldbook.iupac.org/terms/view/M03907/xml Citation: Citation: 'micropore filling' 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.M03907 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: 2026-05-09T09:05:58+00:00