{"term":{"id":"08745","title":"nuclear capture","longtitle":"IUPAC Gold Book - nuclear capture","doi":"10.1351\/goldbook.08745","code":"08745","status":"current","synonym":"<em>synonym<\/em>: capture","definitions":[{"id":1,"text":"Process in which an atomic nucleus acquires an additional particle.","notes":{"1":"The captured particle may be an elementary particle and may be charged or neutral.","2":"In general, a specification is added of the type of the captured particle or its energy."},"exams":{"1":"Gold-197 captures a neutron and emits a gamma ray: \\(\\ce{^{197}Au + n ->^{198}Au + \\gamma}\\), or in short form \\(\\ce{^{197}Au}(\\rm{n},\\gamma)\\ce{^{198}Au}\\)."},"sources":["PAC, 2021, 93, 69. 'Vocabulary of radioanalytical methods (IUPAC Recommendations 2020)' on page 90 (https:\/\/doi.org\/10.1515\/pac-2019-0302)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/08745\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/08745\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/08745\/plain"},"citation":"Citation: 'nuclear capture' 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.08745","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":"2026-05-18T03:41:22+00:00"}}