{"term":{"id":"08673","title":"reflection-absorption at grazing incidence","longtitle":"IUPAC Gold Book - reflection-absorption at grazing incidence","doi":"10.1351\/goldbook.08673","code":"08673","status":"current","definitions":[{"id":1,"text":"Reflection-absorption with very thin layers of an absorbing material on a metallic substrate and the angle of incidence between \\(\\pu{70\\!^{\\circ}}\\) and \\(\\pu{90\\!^{\\circ}}\\).","notes":{"1":"As the incident radiation beam travels nearly parallel to the sample surface, the electric vector of the radiation is then either parallel or nearly perpendicular to the surface."},"links":[{"term":"angle of incidence","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/08222"}],"sources":["PAC, 2021, 93, 647. 'Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)' on page 762 (https:\/\/doi.org\/10.1515\/pac-2019-0203)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/08673\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/08673\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/08673\/plain"},"citation":"Citation: 'reflection-absorption at grazing incidence' 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.08673","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":"2026-06-07T12:45:52+00:00"}}