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1Van de Graaff generator — van də .graf n an apparatus for the production of electrical discharges at high voltage commonly consisting of an insulated hollow conducting sphere that accumulates in its interior the charge continuously conveyed from a source of direct current …
2van de Graaff generator — [ˌvan də grα:f] noun Physics an electrostatic generator having a vertical endless belt which transfers charge to a large insulated metal dome, where a high voltage is produced. Origin 1930s: named after the American physicist R. J. Van de Graaff …
3Van de Graaff , Robert Jemison — (1901–1967) American physicist Born in Tuscaloosa, Alabama, Van de Graaff studied engineering at the University of Alabama, gaining his BS in 1922 and his MS in 1923. He enrolled in 1924 at the Sorbonne in Paris where he was inspired by the… …
4Van de Graaff generator — A Van de Graaff generator is an electrostatic machine which uses a moving belt to accumulate very high electrostatically stable voltages on a hollow metal globe. The potential differences achieved in modern Van de Graaff generators can reach 5… …
5Van de Graaff, Robert Jemison — ▪ American physicist and inventor born Dec. 20, 1901, Tuscaloosa, Ala., U.S. died Jan. 16, 1967, Boston, Mass. American physicist and inventor of the Van de Graaff generator, a type of high voltage electrostatic generator that serves as a… …
6Van de Graaff generator — noun Etymology: Robert J. Van de Graaff died 1967 American physicist Date: 1937 an apparatus for the production of electrical discharges at high voltage commonly consisting of an insulated hollow conducting sphere that accumulates in its interior …
7Van de Graaff generator — n. Electr. a machine devised to generate electrostatic charge by means of a vertical endless belt collecting charge from a voltage source and transferring it to a large insulated metal dome, where a high voltage is produced. Etymology: R. J. van… …
8Robert J. Van de Graaff — Robert Jemison Van de Graaff , (December 20, 1901 – January 16, 1967) was an American physicist and instrument maker, and professor of physics at Princeton University. BiographyRobert Jemison Van de Graaff, born in Tuscaloosa, Alabama. In… …
9Piet van Wyk de Vries — is a South African music writer and performer, born in Pretoria in 1972. He started in the music industry by fronting the band Flying Circus , but soon changed directions by focusing more on music production and studio design. This culminated in… …
10Electrostatic generator — An electrostatic generator, or electrostatic machine, is a mechanical device that produces static electricity , or electricity at high voltage and low continuous current. The knowledge of static electricity dates back to the earliest… …
