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Taylor, Alan John Percivale

(Encyclopedia)Taylor, Alan John Percivale, 1906–90, English historian, primarily interested in diplomatic and Central European history. Educated at Oxford, he became a fellow of Magdalen College in 1938. He appea...

Cousins, Norman

(Encyclopedia)Cousins, Norman, 1915–90, American editor and author, b. Union City, N.J. He was (1934–35) a newspaper editorial writer and historical magazine editor (1935–40) before beginning his long associa...

Ernst, Richard Robert

(Encyclopedia)Ernst, Richard Robert 1933–2021, Swiss chemist, Swiss Federal Institute of Technology Zurich (ETH Zurich; B.S., 1956, Ph.D., 1962). He worked as a res...

radiation weapon

(Encyclopedia)radiation weapon or radiological weapon, a bomb or warhead that uses conventional chemical explosives to disperse radioactive material, sometimes called a “dirty bomb.” Designed to produce radiati...

Hartlepool

(Encyclopedia)Hartlepool härtˈlēpo͞ol, härtˈəl– [key], borough and unitary authority, NE E...

silicon carbide

(Encyclopedia)silicon carbide, chemical compound, SiC, that forms extremely hard, dark, iridescent crystals that are insoluble in water and other common solvents. Widely used as an abrasive, it is marketed under su...

Watson, Thomas John, Jr.

(Encyclopedia)Watson, Thomas John, Jr., 1914–93, American industrialist, b. Dayton, Ohio. The son of Thomas John Watson, Sr., the founder of the International Business Machines Corp. (IBM), he joined the family b...

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...

coenzyme

(Encyclopedia)coenzyme kō-ĕnˈzīm [key], any one of a group of relatively small organic molecules required for the catalytic function of certain enzymes. A coenzyme may either be attached by covalent bonds to a ...

flywheel

(Encyclopedia)flywheel, heavy metal wheel attached to a drive shaft, having most of its weight concentrated at the circumference. Such a wheel resists changes in speed and helps steady the rotation of the shaft whe...