Ernst+Ruska

born in Heidelberg, Germany, on December 25, 1906. He went to Technical University of Munich and theTechnical University of Berlin. He studied to become an electrical-engineer in 1931 he got his doctorate degree in 1933. 1954 he became a member of the MaxPlanck Society. He became the Director of Society's Instituteof Electron Microscopy, and in 1959, he was a professor. He created the Electron microscope in 1931 (http://www.madehow.com/inventorbios/5/Ernst-Ruska.html) he was a German physicist Won a nobel prize for physics In 1986 Reinhold Rüdenberg was a big competitor of Ruska (http://www.bookrags.com/biography/ernst-august-friedrich-ruska/) (http://www.nndb.com/people/975/000099678/