Georges Urbain

Georges Urbain
Born	April 12, 1872(1872-04-12) Paris, France
Died	November 5, 1938(1938-11-05) (aged 66) Paris, France
Nationality	French
Known for	discovery of Lutetium claimed discovery of Celtium

Georges Urbain (12 April 1872 – 5 November 1938 in Paris) - French chemist, professor of Sorbonne. He studied at the elite École supérieure de physique et de chimie industrielles de la ville de Paris (ESPCI ParisTech). He discovered the element Lutetium (number 71) in 1907.

References

• Russell, A. S. (1940). "Georges urbain (1872–1938)". Journal of the Society of Chemical Industry 59 (20): 343. doi:10.1002/jctb.5000592003. 
• Bram, G; Jacques, J (1997). "Geoges Urbain(1872–1938) et l'unification des théories chimiques". Comptes Rendus de l Académie des Sciences - Series IIB - Mechanics-Physics-Chemistry-Astronomy 325: 27. doi:10.1016/S1251-8069(97)83260-5. 
• Davis, Tenney L. (November 1940). "Georges Urbain (1872-1938)". Proceedings of the American Academy of Arts and Sciences 74 (6): 160. ISSN 0199-9818. JSTOR 20023387. 
• Weeks, Mary Elvira (1932). "The discovery of the elements: XVI. The rare earth elements". Journal of Chemical Education 9 (10): 1751–1773. Bibcode 1932JChEd...9.1751W. doi:10.1021/ed009p1751.