more

Otto Wallach was born on March 27, 1847, in Königsberg, Germany, the son of Gerhard Wallach and his wife, née Otillie Thoma. His father was a high-ranking civil servant, who later became Auditor General at Potsdam. During his early school years at the humanistic “Gymnasium” at Potsdam, Wallach had a profound liking for history and…

Vincent du Vigneaud was born in Chicago, Illinois, on 18th May, 1901, the son of the late inventor and machine designer Alfred J. du Vigneaud and his wife, Mary Theresa. He studied under Professor C.S. Marvel at The University of Illinois and took his B.Sc. degree in 1923 and M.Sc. in 1924. During the year…

more

more

Presentation Speech by Professor H.G. Söderbaum, Chairman of the Nobel Committee for Chemistry of , on December 10, 1929 Your Majesty, Your Royal Highnesses, Ladies and Gentlemen. The fermentation of liquids containing sugar – there we have a chemical reaction older than all chemical science. The point of time when men first began to take…

Presentation Speech by Professor Inga Fischer-Hjalmars of the Translation from the Swedish text Your Majesties, Your Royal Highnesses, Ladies and Gentlemen, The laureates in chemistry of this year have studied the theory of chemical reactions. Chemical reactions is something that fills our daily life. All of us are constantly starting chemical reactions, by turning the…

German 12 Oktober 1999 hat den Nobelpreis in Chemie für das Jahr 1999 verliehen an Professor Ahmed H. Zewail, California Institute of Technology, Pasadena, USA weil er nachgewiesen hat, daß man mit Hilfe schneller Laser-Technik sehen kann, wie sich Atome während einer chemischen Reaktion in einem Molekül bewegen. Entscheidung der Akademie der Wissenschaften: Für seine…

Extremely low temperatures over Antarctica lead to the condensation of water and nitric acid to form “polar stratospheric clouds” (PSCs). Through chemical reactions on the surface of the cloud particles large quantities of chlorine and bromine, derived from CFCs and other industrially produced gases, are liberated. As the ultraviolet light increases during the spring months…

more