X-ray arrangement comprising an X-ray radiator having an elongat

Details X-ray arrangement comprising an X-ray radiator having an elongat X-ray arrangement comprising an X-ray radiator having an elongat

1991-08-01

1992-08-25

Church, Craig E.

X-ray or gamma ray systems or devices

Source

Electron tube

378125, 378134, H01J 3506

Patent

active

051426528

ABSTRACT:
An x-ray radiator has an elongated cathode for emitting an electron beam having an elongated cross section, the electrons of the electron beam being accelerated onto an anode for generating x-radiation. The cathode is formed by a geometrical member completely filled with electron-emitting material, and the material of the cathode contains at least one element from the group of rare earths and at least one element from the group of precious metals or boron.

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patent: 4340816 (1982-07-01), Schott
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patent: 4530669 (1985-07-01), Gartner et al.
patent: 4752713 (1988-06-01), Buxbaum
patent: 5029195 (1991-07-01), Danos

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