Medical Dictionary

Coolidge tube

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noun Coo·lidge tube \ˈkü-lij-\

Medical Definition of Coolidge tube

  1. :  a vacuum tube for the generation of X-rays in which the cathode consists of a spiral filament of incandescent tungsten and the target serves as the anode and consists of massive tungsten and in which the temperature of the cathode determines the intensity of the X-rays while the applied voltage determines wavelength

Biographical Note for coolidge tube

Coolidge

,

William David

(1873–1975), American engineer and physicist. In 1913 Coolidge invented an X-ray tube (now known as the Coolidge tube) that was the prototype of the modern X-ray tube.


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