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Rainwater, James

(Encyclopedia)Rainwater, James, 1917–86, American physicist, Ph.D. Columbia, 1946. After working on the Manhattan Project as a student during World War II, he became a professor of physics at Columbia in 1952. Hi...

Bohr, Niels Henrik David

(Encyclopedia)Bohr, Niels Henrik David bōr [key], 1885–1962, Danish physicist, one of the foremost scientists of modern physics. He studied at the Univ. of Copenhagen (Ph.D. 1911) and carried on research on the...

chemistry

(Encyclopedia)chemistry, branch of science concerned with the properties, composition, and structure of substances and the changes they undergo when they combine or react under specified conditions. Organic chemi...

Enewetak

(Encyclopedia)Enewetak, Enewetok, or Eniwetok ĕnĭwēˈtŏk, ĕnēˈwĕtôk [key], circular atoll, central Pacific, one of the Ralik Chain in the Marshall Islands. Enewetak is c.50 mi (80 km) in circumference and...

Bloch, Felix

(Encyclopedia)Bloch, Felix, 1905–83, American physicist, b. Zürich, Switzerland, Ph.D. Univ. of Leipzig, Germany, 1928. He was a professor at Stanford from 1934 until his retirement in 1971. Bloch and Edward Pur...

Baruch, Bernard Mannes

(Encyclopedia)Baruch, Bernard Mannes bəro͞okˈ [key], 1870–1965, U.S. financier and government adviser, b. Camden, S.C. He grew rich through stockmarket speculation before he was 30. In World War I he advised o...

Rabi, Isidor Isaac

(Encyclopedia)Rabi, Isidor Isaac rŏbˈē [key], 1898–1988, American physicist, b. Austria, grad. Cornell, 1919, Ph.D. Columbia, 1927. A teacher at Columbia from 1929, he became professor of physics in 1937. He i...

Euratom

(Encyclopedia)Euratom: see European Atomic Energy Community. ...

mortar, in warfare

(Encyclopedia)mortar, in warfare, term originally applied to certain types of artillery with high trajectories, but later applied to an infantry weapon that consists of a tube supported by a bipod that fires a proj...

Fermi, Enrico

(Encyclopedia)Fermi, Enrico ĕnrēˈkō fĕrˈmē [key], 1901–54, American physicist, b. Italy. He studied at Pisa, Göttingen, and Leiden, and taught physics at the universities of Florence and Rome. He contribu...