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Richter scale

(Encyclopedia)Richter scale rĭkˈtər [key], measure of the magnitude of seismic waves from an earthquake. Devised in 1935 by the American seismologist Charles F. Richter (1900–1985) and technically known as the...

Mercalli scale

(Encyclopedia)Mercalli scale: see Richter scale. ...

Richter, Gerhard

(Encyclopedia)Richter, Gerhard gārˈhärt rĭkhˈtər [key], 1932–, German painter, b. Dresden, studied Academy of Fine Arts, Dresden (1951–56) and Düsseldorf (1961–63). Widely considered one of the foremos...

Richter, Sviatoslav

(Encyclopedia)Richter, Sviatoslav rĭkhˈtər [key], 1915–97, Russian pianist, b. Ukraine. He studied at the Moscow Conservatory under Heinrich Neuhaus. After earning an impressive critical reputation, he was aw...

Richter, Ludwig

(Encyclopedia)Richter, Ludwig rĭkhˈtər [key], 1803–84, German painter, illustrator, and etcher; son and pupil of the engraver Karl Richter (1770–1848). His characteristic paintings combine figure and landsc...

Richter, Conrad

(Encyclopedia)Richter, Conrad rĭkˈtər [key], 1890–1968, American novelist, b. Pine Grove, Pa. After newspaper work in Pennsylvania and Ohio, he moved to New Mexico. Richter's novels treat the American frontier...

Richter, Burton

(Encyclopedia)Richter, Burton rĭkˈtər [key], 1931–2018, American physicist, b. New York City, Ph.D. Massachusetts Institute of Technology, 1956. A professor at Stanford, Richter designed and built a particle a...

Richter, Hans

(Encyclopedia)Richter, Hans rĭkhˈtər [key], 1888–1976, American artist, b. Germany. A painter and filmmaker, Richter was influenced by cubism and Dada and was a member of the Dutch de Stijl group (see Stijl, ...

Richter, Johann Paul Friedrich

(Encyclopedia)Richter, Johann Paul Friedrich rĭkhˈtər [key], pseud. Jean Paul, 1763–1825, German novelist. He studied theology at the Univ. of Leipzig and later taught in that city. His novels combine the ide...

Beaufort scale

(Encyclopedia)Beaufort scale, a scale of wind velocity devised (c.1805) by Admiral Sir Francis Beaufort of the British navy. An adaptation of Beaufort's scale is used by the U.S. National Weather Service; it employ...