Hafnium (category CS1 German-language sources (de))
2009-09-03. Urbain, M. G. (1922). "Sur les séries L du lutécium et de l'ytterbium et sur l'identification d'un celtium avec l'élément de nombre atomique...
46 KB (5,394 words) - 10:29, 12 May 2024
Bazar Urbain éditions. p. 490. ISBN 978-2-9545249-0-0. Sanchez, Manuel; Bouton, Solène; Dourouri, Kaltoume (2013). Amiens : Grand Amiénois - Circuit du souvenir...
261 KB (24,540 words) - 21:15, 11 May 2024
ytterbium also contained a new element (#71), which he named cassiopeium. Urbain proved this simultaneously, but his samples were very impure and only contained...
80 KB (10,255 words) - 13:09, 14 May 2024
was a French actor and composer. Décès du comédien Étienne Chicot à l’âge de 69 ans (in French). Stephane Larue. Retrieved 8 August 2018. Étienne Chicot...
11 KB (36 words) - 02:56, 2 February 2024
Urbain and von Welsbach accusing each other of publishing results influenced by the published research of the other; the naming honor went to Urbain as...
58 KB (6,563 words) - 20:44, 20 April 2024
1915, years before hafnium was discovered. Hence, the claim of Georges Urbain that he had discovered element 72 was untrue. Hafnium is an element that...
156 KB (16,776 words) - 16:38, 20 May 2024