Rare-gas hydrogen-halide excimer laser with hydrogen additive

Details Rare-gas hydrogen-halide excimer laser with hydrogen additive Rare-gas hydrogen-halide excimer laser with hydrogen additive

1980-06-09

1982-07-20

Sikes, William L.

Coherent light generators

Particular active media

Gas

372 57, H01S 322

Patent

active

043409687

ABSTRACT:
A rare-gas hydrogen-halide laser is improved by including or adding a predetermined quantity of a hydrogen donor additive to its gas mixture. The closed-off operation lifetime of lasers such as XeCl, KrCl, or XeBr are tripled by adding up to 0.05% hydrogen to the laser gas mixture.

REFERENCES:
"Sealed TEA CO.sub.2 Lasers with External Control of Gas Chemistry" by Willis et al; Appl. Physics Lett., vol. 31, No. 2, Jul. 15 1977; pp. 84-86.
"Catalytic Control of the Gas Chemistry of Sealed TEA CO.sub.2 Lasers" by Willis et al; J. Appl. Physics 50 (4), Apr. 1979; pp. 2539-2543.
"Gas Consumption Characteristics of a Recirculating HF-Laser" by Willis et al.; Rev. Sci. Instrum., 50 (5) May 1979; pp. 622-624.
"A Closed-Cycle Gas Recirculating System for Rare-Gas Halide Excimer Lasers" by Johnson et al.; Appl. Phys. Lett. 32 (5), Mar. 1 1978; pp. 291-292.

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