Columbia Encyclopedia

Search results

500 results found

Rydberg, Johannes Robert

(Encyclopedia)Rydberg, Johannes Robert yo͞oˈhänəs rôˈbərt rüdˈbĕryə [key], 1854–1919, Swedish physicist. Rydberg was a professor at Lund from 1901 to 1919. He is best known for his grouping of the freq...

harmonic motion

(Encyclopedia)CE5 Harmonic motion is exhibited by a weight vibrating on the end of a spring. In A, the displacement of the object from its equilibrium position and the acceleration of the object are at a maximum...

Italian architecture

(Encyclopedia)Italian architecture, the several styles employed in Italy after the Roman period. Nineteenth-century Italian architecture, such as Giuseppe Sacconi's Victor Emmanuel monument, shows a decline in qu...

Blackstone, Sir William

(Encyclopedia)Blackstone, Sir William, 1723–80, English jurist. At first unsuccessful in legal practice, he turned to scholarship and teaching. He became (1758) the first Vinerian professor of law at Oxford, wher...

Federer, Roger

(Encyclopedia)Federer, Roger, 1981–, Swiss tennis player, b. Basel. He was an outstanding junior player, ranking number one in 1998, the year he turned pro. Federer won his first Association of Tennis Professiona...

Neusner, Jacob

(Encyclopedia)Neusner, Jacob, 1932–2016, American scholar and historian of Judaism, b. West Hartford, Conn, B.A. Harvard, 1953, M.A. Jewish Theological Seminary, 1960), Ph.D. Columbia, 1960. Regarded as the world...

cathode-ray tube

(Encyclopedia)CE5 Cathode-ray tube cathode-ray tube (CRT), special-purpose electron tube in which electrons are accelerated by high-voltage anodes, formed into a beam by focusing electrodes, and projected towar...

Gray, John Chipman

(Encyclopedia)Gray, John Chipman, 1839–1915, American lawyer and teacher, b. Brighton, Mass. A graduate of Harvard Law School (1861), he served in the Civil War and then entered law practice in Boston; in 1869 he...

Dwight, Theodore William

(Encyclopedia)Dwight, Theodore William, 1822–92, American lawyer, b. Catskill, N.Y., grad. Hamilton College, 1840. He studied at Yale law school and was admitted to the bar in 1845. He was professor of law and la...

Holdsworth, Sir William Searle

(Encyclopedia)Holdsworth, Sir William Searle, 1871–1944, British legal historian. He was (1903–8) professor of constitutional law at University College, London. After 1922 he was Vinerian professor of English l...