title: [German Roentgen museum Coulomb, Joule, Watt, Becquerel and Gray (author's transl)].
abstract: The contribution "SI Units in Radiotherapy and Radioprotection" (Röntgen-B1. 30 (1977) 267-272) lists five units (electric charge, energy, efficiency, activity and energy dose) bearing a special name. The following article commemorates the research workers after whom these units were named.
mesh_terms: D004560:Electricity / Q000266:history; D004735:Energy Transfer; D005860:Germany, West; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D008280:Magnetics / Q000266:history; D009144:Museums; D011859:Radiography / Q000266:history*
vernacular_title: Deutsches Röntgenmuseum. Coulomb, Joule, Watt, Becquerel und Gray.