Main Page | See live article | Alphabetical index Nils Gabriel Sefström (1787 - 1845) Swedish chemist. Sefström ,was a student of Berzelius and when studying the brittleness of steel, in 1830 he discovered a new element, which he gave the name vanadium. See also: List of Swedish scientists, List of chemists This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.