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de Gennes, Pierre-Gilles

(Encyclopedia) de Gennes, Pierre-Gilles, 1932–2007, French physicist, Ph.D. Center for Nuclear Studies at Saclay, France, 1958. He was a professor at the Univ. of Paris, Orsay, from 1961 to 1971,…

Purcell, Edward Mills

(Encyclopedia) Purcell, Edward Mills, 1912–97, American physicist, b. Taylorville, Ill., Ph.D. Harvard, 1938. During World War II, Purcell was a researcher at the Massachusetts Institute of…

Saint-Étienne

(Encyclopedia) Saint-ÉtienneSaint-ÉtiennesăNtātyĕnˈ [key], city (1990 pop. 201,569), capital of Loire dept., SE France, in the Massif Central. The metropolitan region occupies much of what was once a…

tritium

(Encyclopedia) tritiumtritiumtrĭtˈēəm [key], radioactive isotope of hydrogen with mass number 3. The tritium nucleus, called a triton, contains one proton and two neutrons. It has a half-life of 12.5…

Fitch, Val Logsdon

(Encyclopedia) Fitch, Val Logsdon, 1923–2015, American nuclear physicist, b. Merriman, Neb., Ph.D. Columbia, 1954. During World War II Fitch was drafted into the army and worked on the detonator for…

Connecticut, river, United States

(Encyclopedia) Connecticut, longest river in New England, 407 mi (655 km) long, rising in the Connecticut Lakes, N N.H., near the Quebec border, and flowing S along the Vt.-N.H. line, then across…

Coffin, William Sloane, Jr.

(Encyclopedia) Coffin, William Sloane, Jr., 1924–2006, American Protestant social activist, b. New York City, nephew of Henry Sloane Coffin. Strongly influenced by the social philosophy of Reinhold…

Gambier Islands

(Encyclopedia) Gambier Islands Gambier Islands gămˈbĭr [key], volcanic islands (6 sq mi/15.5 sq km), South Pacific,…

Gaitskell, Hugh Todd Naylor

(Encyclopedia) Gaitskell, Hugh Todd NaylorGaitskell, Hugh Todd Naylorgātˈskəl [key], 1906–63, British statesman. Educated at Oxford, he taught economics at the Univ. of London. During World War II he…