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protoplanet theory
(Encyclopedia)protoplanet theory: see solar system. ...Dirac, Paul Adrien Maurice
(Encyclopedia)Dirac, Paul Adrien Maurice dĭrăkˈ [key], 1902–84, English physicist. He was educated at the Univ. of Bristol and St. John's College, Cambridge, and became professor of mathematics at Cambridge in...Sommerfeld, Arnold Johannes Wilhelm
(Encyclopedia)Sommerfeld, Arnold Johannes Wilhelm ärˈnōlt yōhänˈəs vĭlˈhĕlm zômˈərfĕlt [key], 1868–1951, German physicist and teacher. He received a Ph.D. at Königsburg Univ. in 1891 and was a prof...Cayley, Arthur
(Encyclopedia)Cayley, Arthur kāˈlē [key], 1821–95, English mathematician. He was admitted to the bar in 1849. In 1863 he was appointed first Sadlerian professor of mathematics at Cambridge. His researches, whi...Lamb, Willis Eugene, Jr.
(Encyclopedia)Lamb, Willis Eugene, Jr., 1913–2008, American physicist, b. Los Angeles, Ph.D. Univ. of California, Berkeley, 1938. Lamb was a professor at Columbia (1938–51), Stanford (1951–56), Oxford (1956...Schrödinger, Erwin
(Encyclopedia)Schrödinger, Erwin ĕrˈvĭn shröˈdĭng-ər [key], 1887–1961, Austrian theoretical physicist. He was educated at Vienna, taught at Breslau and Zürich, and was professor at the Univ. of Berlin (1...complementarity principle
(Encyclopedia)complementarity principle, physical principle enunciated by Niels Bohr in 1928 stating that certain physical concepts are complementary. If two concepts are complementary, an experiment that clearly i...matrix mechanics
(Encyclopedia)matrix mechanics: see quantum theory. ...wave mechanics
(Encyclopedia)wave mechanics: see quantum theory. ...Ehrenfest, Paul
(Encyclopedia)Ehrenfest, Paul poul āˈrənfĕst [key], 1880–1933, Austrian physicist. In 1904, Ehrenfest received his doctorate in theoretical physics in Vienna and married the Russian mathematician Tatyana Alex...Browse by Subject
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