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Van Vleck, John Hasbrouck

(Encyclopedia)Van Vleck, John Hasbrouck, 1899–1980, American physicist, b. Middletown, Conn., Ph.D. Harvard, 1922. As a professor at Harvard, Van Vleck developed fundamental theories on the quantum mechanics of m...

Anderson, Philip Warren

(Encyclopedia)Anderson, Philip Warren, 1923–2020, American physicist, b. Indianapolis, Ind., Ph.D. Harvard, 1949. After graduation he worked at Bell Laboratories until 1984. From 1967 he also was on the faculty a...

Frederick III, elector of Saxony

(Encyclopedia)Frederick III or Frederick the Wise, 1463–1525, elector of Saxony (1486–1525). At Wittenberg he founded (1502) the university where Martin Luther and Melanchthon taught. At a crucial period for th...

Jonas, Justus

(Encyclopedia)Jonas, Justus yo͝osˈto͝os yōˈnäs [key], 1493–1555, German Protestant reformer. In 1521, Jonas, then a professor at the Univ. of Erfurt, accompanied Martin Luther to the Diet of Worms. During t...

Worms, Diet of

(Encyclopedia)Worms, Diet of, 1521, most famous of the imperial diets held at Worms, Germany. It was opened in Jan., 1521, by Holy Roman Emperor Charles V. After disposing of other business, notably the question of...

Melanchthon, Philip

(Encyclopedia)Melanchthon, Philip məlăngkˈthən [key], 1497–1560, German scholar and humanist. He was second only to Martin Luther as a figure in the Lutheran Reformation. His original name was Schwarzerd [Ger...

Emser, Hieronymus

(Encyclopedia)Emser, Hieronymus hēˌĕrōˈnümo͝os ĕmˈzər [key], 1477–1527, German Roman Catholic theologian. He was secretary to the elector of Saxony and urged reform of clerical abuse. In 1519 his enmity...

Spalatin, George

(Encyclopedia)Spalatin, George shpäˈlätēn [key], 1484–1545, German Protestant reformer. His original name was Georg Burckhardt; he was called Spalatin after his birthplace, Spalt, near Nuremberg. An early fri...

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