Columbia Encyclopedia

Search results

265 results found

magnetic core

(Encyclopedia)magnetic core: see computer.

magnetic levitation

(Encyclopedia)magnetic levitation or maglev măgˈlĕv [key], support and often propulsion of objects or vehicles by the use of magnets. The magnets used in magnetic levitation suspend an object free of contact wit...

magnetic pole

(Encyclopedia)magnetic pole, the two roughly opposite ends of the planet where the earth's magnetic intensity is the greatest, as the north and south magnetic poles. For the magnetic north, it is the direction from...

magnetic pyrite

(Encyclopedia)magnetic pyrite: see pyrrhotite. ...

magnetic tape

(Encyclopedia)magnetic tape: see computer; tape recorder. ...

pole, magnetic

(Encyclopedia)pole, magnetic: see magnetic pole. ...

permeability, magnetic

(Encyclopedia)permeability, magnetic: see magnetism; flux, magnetic. ...

Mansfield, Sir Peter

(Encyclopedia)Mansfield, Sir Peter, 1933–2017, British physicist, Ph.D. Queen Mary College, London, 1962. He was a professor at the Univ. of Nottingham from 1964 to 1994. In 2003 Mansfield shared the Nobel Prize ...

Lauterbur, Paul Christian

(Encyclopedia)Lauterbur, Paul Christian, 1929–2007, American chemist, b. Sidney, Ohio, Ph.D. Univ. of Pittsburgh, 1962. Lauterbur was (1969–85) a faculty member at the State Univ. of New York at Stony Brook (no...

resonance, in acoustics

(Encyclopedia)resonance, in acoustics: see vibration. ...