post-acceleratorn.
/ˌpəʊstəkˈsɛləreɪtə/, U.S. /ˌpoʊstəkˈsɛləˌreɪdər/, /ˌpoʊstækˈsɛləˌreɪdər/ Electronics.
A device for post-accelerating an electron or electron beam in a cathode ray tube.
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the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > cathode-ray tube > [noun] > cathode ray > acceleration of beam after deflection > instrument for
post-accelerator1950
1950 Science 20 Oct. 449/1 They were excited by electron bombardment in a demountable, post-accelerator cathode-ray tube at voltages up to 30kv.
1956 Proc. IRE 44 665/2 Conventional post-accelerators, also called intensifiers, operate with conductive coatings of band or spiral shape, plated on the inside of the bulb.
1995 Sci. & Public Affairs Winter 72/3 ISOLDE has been in operation since 1967, and a post-accelerator..is currently being installed.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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n.1950