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inorganic chemistry
(Encyclopedia) inorganic chemistry, the study of all the elements and their compounds with the exception of carbon and its compounds, which fall under the category of organic chemistry. Inorganic…Pascal's law
(Encyclopedia) Pascal's lawPascal's lawpäskälzˈ [key] [for Blaise Pascal], states that pressure applied to a confined fluid at any point is transmitted undiminished throughout the fluid in all…Gramme, Zénobe-Théophile
(Encyclopedia) Gramme, Zénobe-ThéophileGramme, Zénobe-Théophilezānôbˈ tāôfēlˈ gräm [key], 1826–1901, Belgian electrical engineer. While working as a model maker for a Parisian manufacturer of…Werner, Alfred
(Encyclopedia) Werner, Alfred, 1866–1919, French-born Swiss chemist, Ph.D. Univ. of Zürich, 1890. Werner was a professor at the Univ. of Zürich from 1893 until his death in 1919. He was awarded the…thyristor
(Encyclopedia) thyristor, semiconductor switch used chiefly in power-control applications. Also called a silicon-controlled rectifier (SCR; see rectifier), it is a variation of the transistor. A…multimedia
(Encyclopedia) multimedia, in personal computing, software and applications that combine text, high-quality sound, two- and three-dimensional graphics, animation, photo images, and full-motion video…micromechanics
(Encyclopedia) micromechanics, the combination of minuscule electrical and mechanical components in a single device less than 1 mm across, such as a valve or a motor. Although micromechanical…gamma radiation
(Encyclopedia) gamma radiation, high-energy photons emitted as one of the three types of radiation resulting from natural radioactivity. It is the most energetic form of electromagnetic radiation,…acetate
(Encyclopedia) acetateacetateăsˈĭtātˌ [key], one of the most important forms of artificial cellulose-based fibers; the ester of acetic acid. The first patents for the production of fibers from…Mello, Craig Cameron
(Encyclopedia) Mello, Craig Cameron, 1960–, American geneticist, b. New Haven, Conn., Ph.D. Harvard, 1990. Mello has been on the faculty at the Univ. of Massachusetts since 1994. In 2006 Mello and…Trending
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