- Karl Ernst Claus
Karl Ernst Claus (
Dorpat ,Russian Empire , [now Tartu,Estonia ] 22 January 1796 – 24 March 1864) was a Russianchemist andnaturalist ofBaltic German origin, professor atKazan State University , [cite journal
author = Oppenheim, Alphons
title = Claus, Karl
journal = Allgemeine Deutsche Biographie: (ADB).
volume = 4
year = 1876
pages = 284
url = http://mdz.bib-bvb.de/digbib/lexika/adb/images/adb004/@ebt-link?target=idmatch(entityref,adb0040286)] and discoverer ofruthenium . This is a transition element now listed in the periodic table. Claus named it after Ruthenia, the Latin name of Russia. [cite journal
title = Untersuchung des Platinrückstandes nebst vorläufiger Ankündigung eines neuen Metalls
author = C. Claus
journal =Annalen der Physik und Chemie
volume = 141
issue = 6
pages = 200–-221
year = 1845
url =
doi = 10.1002/andp.18451410606 ] [cite journal
title = Entdeckung eines neuen Metalls
author = C. Claus
journal =Annalen der Physik und Chemie
volume = 140
issue = 1
pages = 192–197
year = 1845
url =
doi = 10.1002/andp.18451400121 ]References
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