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hypertext

(Encyclopedia) hypertext, technique for organizing computer databases or documents to facilitate the nonsequential retrieval of information. Related pieces of information are connected by…

aerogel

(Encyclopedia) aerogel, any of a group of extremely light and porous solid materials; the lightest is less than four times as dense as dry air. Aerogels are produced from certain gels (see colloid)…

object-oriented programming

(Encyclopedia) object-oriented programming, a modular approach to computer program (software) design. Each module, or object, combines data and procedures (sequences of instructions) that act on the…

biometrics, in biology

(Encyclopedia) biometrics, also known as biostatistics or biometry, in biology, the development and application of statistical and mathematical methods to the analysis of data resulting from…

Hansen, William Webster

(Encyclopedia) Hansen, William Webster, 1909–49, U.S. physicist, b. Fresno, Calif. Hansen received his doctorate in physics from Stanford in 1933 and joined the faculty there in 1934. He invented the…

Müller, Karl Alexander

(Encyclopedia) Müller, Karl Alexander, 1927–, Swiss physicist, Ph.D. Swiss Federal Institute of Technology, 1958. In 1983, Müller and co-researcher Johannes Georg Bednorz discovered superconductivity…

Creusot, Le

(Encyclopedia) Creusot, Le Creusot, Le lə krözōˈ [key], city, Saône-et-Loire dept., E central France, in Burgundy…

Butlerov, Aleksandr Mikhailovich

(Encyclopedia) Butlerov, Aleksandr MikhailovichButlerov, Aleksandr Mikhailovichəlyĭksänˈdər mēkhīlˈəvĭch b&oomacr;tˈlyərôf [key], 1825–86, Russian chemist. As professor at the Univ. of Kazan he…

stereotype

(Encyclopedia) stereotypestereotypestĕrˈĕətīpˌ [key], plate from which printing is done, made by casting metal in a mold, usually of paper pulp. The process was patented in 1725 by the Scottish…

Syracuse University

(Encyclopedia) Syracuse University, main campus at Syracuse, N.Y.; coeducational; chartered 1870, opened 1871. Syracuse is noted for its research programs in government and industry; facilities…