Claude-Auguste Lamy
Encyclopedia
Claude Auguste Lamy was a French chemist who discovered the element thallium
independently from William Crookes
in 1862.
of Ney
in the department of Jura, France
in 1820. He studied at the École Normale Supérieure
, Paris
. After he graduated from University in 1842 he became a teacher at Lille
than at Limoges
and again in Lille. In 1851 he received his Ph.D. In 1854 he became professor at the faculty of sciences of Lille (Université Lille Nord de France
) and taught at École centrale de Lille
. In 1866 he changed to the École centrale de Paris. Lamy died in 1878.
Thallium
Thallium is a chemical element with the symbol Tl and atomic number 81. This soft gray poor metal resembles tin but discolors when exposed to air. The two chemists William Crookes and Claude-Auguste Lamy discovered thallium independently in 1861 by the newly developed method of flame spectroscopy...
independently from William Crookes
William Crookes
Sir William Crookes, OM, FRS was a British chemist and physicist who attended the Royal College of Chemistry, London, and worked on spectroscopy...
in 1862.
Life
Lamy was born in the communeCommunes of France
The commune is the lowest level of administrative division in the French Republic. French communes are roughly equivalent to incorporated municipalities or villages in the United States or Gemeinden in Germany...
of Ney
Ney, Jura
Ney is a commune in the Jura department in Franche-Comté in eastern France.-Demographics:As of the census of 1999, the population was 577.The estimate for 2004 was 589.-References:*...
in the department of Jura, France
France
The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...
in 1820. He studied at the École Normale Supérieure
École Normale Supérieure
The École normale supérieure is one of the most prestigious French grandes écoles...
, Paris
Paris
Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...
. After he graduated from University in 1842 he became a teacher at Lille
Lille
Lille is a city in northern France . It is the principal city of the Lille Métropole, the fourth-largest metropolitan area in the country behind those of Paris, Lyon and Marseille. Lille is situated on the Deûle River, near France's border with Belgium...
than at Limoges
Limoges
Limoges |Limousin]] dialect of Occitan) is a city and commune, the capital of the Haute-Vienne department and the administrative capital of the Limousin région in west-central France....
and again in Lille. In 1851 he received his Ph.D. In 1854 he became professor at the faculty of sciences of Lille (Université Lille Nord de France
Université Lille Nord de France
The University of Lille -Nord de France , located in Lille, France, is a center for higher education, academic research and doctoral studies located over multiple campuses in the Academie de Lille....
) and taught at École centrale de Lille
École Centrale de Lille
Located in the campus of the University of Lille in France, École Centrale de Lille is a renowned Graduate Engineering school, with roots back to 1854 as the École des arts industriels et des mines de Lille, re-organised in 1872 as Institut industriel du Nord.It is one of the Centrale Graduate...
. In 1866 he changed to the École centrale de Paris. Lamy died in 1878.