Laser tube utilizing negative glow

Details Laser tube utilizing negative glow Laser tube utilizing negative glow

1982-02-22

1985-04-09

Sikes, William L.

Coherent light generators

Particular pumping means

Electrical

372 88, 372 61, 372 56, 372 85, H01S 3097

Patent

active

045106088

ABSTRACT:
A laser tube including an anode and a hollow cathode and adapted to obtain laser oscillation by utilizing a negative glow generated in a space within the hollow cathode. The laser tube has an elongate cylindrical member in which the anode and the hollow cathode are disposed opposite to each other, and the hollow cathode has formed therein a plurality of holes for communication between its internal space and the space outside thereof. The laser tube may further include a conducting grid provided in proximity to the anode and a conducting grid provided in a cathode dark space.

REFERENCES:
patent: 3396301 (1968-08-01), Kobayashi et al.
patent: 4021845 (1977-05-01), Wang
patent: 4193042 (1980-03-01), Wang

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