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E-mail: williamandrew@hotmail.com Niels Hendrik David Bohr Niels Hendrik David Bohr was one of the foremost scientists of the 20th century. The Nobel prizewinning physicist was known for his development of the theory of atomic fission that led to the development ....

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.... worked at Princeton University, were he developed the theory of atomic fission that led to the first atomic bomb, and then returned to Denmark in 1940. In 1943, he was still in Copenhagen when the Nazis occupied his country. He left Copenhagen, because of his Jewish background, and went to Los Alamos, North Mexico, were he helped scientist who were working on the first atomic bomb. Before he left, he dissolved his golden Nobel medal in acid. In 1945, after the war was over, he returned to his country, and precipitated the gold from acid and recast the medal. Bohr worked very hard on the peaceful uses of atomic energy and organized the first Atoms for ....