{"term":{"id":"00582","title":"back scatter coefficient","longtitle":"IUPAC Gold Book - back scatter coefficient","doi":"10.1351\/goldbook.B00582","code":"B00582","status":"current","initialism":"<em>initialism<\/em>: BSEs","definitions":[{"id":1,"text":"Number of back scattered electrons (BSEs) generated per primary electron for a given specimen and experimental condition. It depends on (mean) atomic number of the excited area of the sample, angle between electron beam and sample surface, primary electron energy and thickness of the sample.","contexts":[],"links":[{"term":"angle","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/A00346"},{"term":"atomic number","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/A00499"},{"term":"back scattered electrons (BSEs)","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/B00583"},{"term":"primary electron","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/P04829"}],"sources":["PAC, 1983, 55, 2023. 'Nomenclature, symbols and units recommended for in situ microanalysis (Provisional)' on page 2026 (https:\/\/doi.org\/10.1351\/pac198355122023)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/B00582\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/B00582\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/B00582\/plain"},"citation":"Citation: 'back scatter coefficient' 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.B00582","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":"2026-06-07T11:43:06+00:00"}}