释义 |
anticathode Electr.|ˌæntɪˈkæθəʊd| [anti-1 2.] The metal plate opposite the cathode in an X-ray tube, upon which the cathode rays impinge and produce X-rays.
1907A. F. Hertz in Practitioner Apr. 524 A pencil, which points directly towards the anticathode, is fastened behind the fluorescent screen. 1913Physical Rev. II. 416 The anticathode..consists of a single piece of wrought tungsten, having at the end facing the cathode a diameter of 1·9 cm. 1923Glazebrook Dict. Applied Physics IV. 595/2 The electrons (cathode rays)..are directed on a heavy metal anticathode or target. 1951J. R. Partington Gen. & Inorg. Chem. (ed. 2) viii. 191 When cathode rays strike a material target, which in the X-ray tube consists of a metal..plate called an anti-cathode, this emits a radiation which passes outside the tube. |