Title: size effect Long Title: IUPAC Gold Book - size effect DOI: 10.1351/goldbook.08874 Status: current Definition Effect of size on properties of the material or device which incorporates it. Source - PAC, 2022, 94, 15. 'Glossary of terms relating to electronic, photonic and magnetic properties of polymers (IUPAC Recommendations 2021)' on page 48 (https://doi.org/10.1515/pac-2020-0501) Other Outputs - html: https://goldbook.iupac.org/terms/view/08874/html - json: https://goldbook.iupac.org/terms/view/08874/json - xml: https://goldbook.iupac.org/terms/view/08874/xml Citation: Citation: 'size effect' 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.08874 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: 2026-07-14T03:11:24+00:00