solids of revolution
91fullerene — /fool euh reen /, n. any of a class of molecules of carbon having a roughly spherical shape. [1985 90; after R. Buckminster FULLER; see ENE] * * * Any of a class of all carbon molecules whose atoms are arranged in closed hollow shells. Allotropes …
92magnetism — /mag ni tiz euhm/, n. 1. the properties of attraction possessed by magnets; the molecular properties common to magnets. 2. the agency producing magnetic phenomena. 3. the science dealing with magnetic phenomena. 4. strong attractive power or… …
93quantum mechanics — quantum mechanical, adj. Physics. a theory of the mechanics of atoms, molecules, and other physical systems that are subject to the uncertainty principle. Abbr.: QM Cf. nonrelativistic quantum mechanics, relativistic quantum mechanics. [1920 25]… …
94Mash ingredient — Malted barley a primary mash ingredient Mash ingredients, mash bill, or grain bill are those materials used in brewing from which a wort can be obtained for fermenting into alcohol. The act of creating and extracting fermentable and non… …
95Spectroscopie RMN — Pour les articles homonymes, voir RMN. Spectromètre RMN 200 MHz avec passeur automatique d échantillons utilisé en chimie organique pour la détermination des structures chimiques. La spectroscopie RMN est le …
96Joseph Louis Lagrange — Lagrange redirects here. For other uses, see Lagrange (disambiguation). Joseph Louis Lagrange Joseph Louis (Giuseppe Lodovico), comte de Lagrange …
97Peristaltic pump — A peristaltic pump is a type of positive displacement pump used for pumping a variety of fluids. The fluid is contained within a flexible tube fitted inside a circular pump casing (though linear peristaltic pumps have been made). A rotor with a… …
98Reuleaux triangle — A Reuleaux polygon is a curve of constant width that is, a curve in which all diameters are the same length. The best known version is the Reuleaux triangle. Both are named after Franz Reuleaux, a 19th century German engineer who did pioneering… …
99Leblanc process — The Leblanc process was the industrial process for the production of soda ash (sodium carbonate) used throughout the 19th century, named after its inventor, Nicolas Leblanc. It involved two stages: Production of sodium sulfate from sodium… …
100Peak oil — A logistic distribution shaped production curve, as originally suggested by M. King Hubbert in 1956 …
