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Determination of the minimum x-ray flux for effective preionization of an XeCl laser

Journal Article · · Appl. Phys. Lett.; (United States)
DOI:https://doi.org/10.1063/1.93855· OSTI ID:6644255
We have varied the x-ray flux used to preionize a discharge-pumped XeCl laser. With a laser gas pressure of 4 atm, as little as 10/sup -4/ rad (approx.7 x 10/sup -9/ J/cm/sup 2/) of 20--40-kV x rays was found to be sufficient for effectively stabilizing the discharge. The discharge was highly uniform and the laser yielded approx.5 J/l specific energy. This represented a 35% improvement over the performance of the same laser with UV preionization.
Research Organization:
University of California, Los Alamos National Laboratory, Los Alamos, New Mexico 87545
DOE Contract Number:
W-7405-ENG-36
OSTI ID:
6644255
Journal Information:
Appl. Phys. Lett.; (United States), Journal Name: Appl. Phys. Lett.; (United States) Vol. 42:2; ISSN APPLA
Country of Publication:
United States
Language:
English