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U.S. Department of Energy
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Pulse discharge laser with passive arc protection

Patent ·
OSTI ID:6948387
A pulse discharge laser is provided having a pair of electrodes disposed within a laser chamber pressurized with a high-pressure gas. A preionizer generator intermittently produces preionization energy to preionize the high pressure gas in the laser chamber. A pulse forming network intermittently supplies a ramping voltage to the pair of electrodes. When the high pressure gas in the laser chamber is not properly preionized by the preionization energy a damaging arc may occur and lasing will not occur by discharge of the ramping voltage on the electrodes. A passive electrode arc protector is provided connected across the pair of laser electrodes to discharge the ramping voltage across the electrodes when the high pressure gas is not properly preionized to protect the laser electrodes from a damaging arc between them.
Research Organization:
Department of the Navy, Washington, DC (United States)
Assignee:
Department of the Navy, Washington, DC (United States)
Patent Number(s):
PAT-APPL-7-953 605
OSTI ID:
6948387
Country of Publication:
United States
Language:
English

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