Photomultiplier dynode coating materials and process

Details Photomultiplier dynode coating materials and process Photomultiplier dynode coating materials and process

1985-01-28

1987-01-27

DeMeo, Palmer C.

Electric lamp and discharge devices

Photosensitive

Photomultiplier

313535, 313539, 313106, 427 77, H01J 132, H01J 4322

Patent

active

046396381

ABSTRACT:
The photosensitivity of a photomultiplier dynode to white light or infrared radiation is greatly reduced by coating the dynode with a layer of an alkali halide material having good secondary electron emission characteristics. A method of applying the coating to the dynode is also described.

REFERENCES:
patent: 2123024 (1938-07-01), Piore et al.
patent: 3710125 (1973-01-01), Jacobs et al.

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