Negative glow discharge lamp

Details Negative glow discharge lamp Negative glow discharge lamp

1991-02-11

1992-06-09

Rowan, Kurt

Electric lamp or space discharge component or device manufacturi

Process

Generating gas or vapor within an envelope, or coating by...

313619, 313639, 445 38, 445 57, 445 16, H01J 938, H01J 6164, H01J 6120, H01J 6122

Patent

active

051202514

ABSTRACT:
A negative glow discharge lamp having improved efficacy enabled by reducing the anode work function by the introduction of a metal-based gas into the lamp envelope for absorption on the anode. The metal-based gas is preferably cesium but may also, for example, be sodium.

REFERENCES:
patent: 1565564 (1925-12-01), Hageman
patent: 1826387 (1931-10-01), Beck
patent: 2096236 (1937-10-01), Freedman
patent: 2976451 (1961-03-01), Reiling et al.
patent: 3957328 (1976-05-01), van der Wolf et al.
Webster's New World Dictionary, Third College Edition, New York, N.Y., 1988; pp. 636,1108.

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