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Title: On the measurement of laser-induced plasma breakdown thresholds

Journal Article · · Journal of Applied Physics
DOI:https://doi.org/10.1063/1.4819806· OSTI ID:22218108
 [1]; ;  [2]
  1. Centre for Hypersonics, The University of Queensland, Brisbane 4072 (Australia)
  2. The University of New South Wales Canberra, The Australian Defence Force Academy, Canberra 2600 (Australia)

The breakdown threshold of a gas exposed to intense laser-radiation is a function of gas and laser properties. Breakdown thresholds reported in the literature often vary greatly and these differences can partially be traced back to the method that is typically used to determine breakdown thresholds. This paper discusses the traditional method used to determine breakdown thresholds and the potential errors that can arise using this approach, and presents an alternative method which can yield more accurate data especially when determining breakdown thresholds as functions of gas pressure.

OSTI ID:
22218108
Journal Information:
Journal of Applied Physics, Vol. 114, Issue 9; Other Information: (c) 2013 AIP Publishing LLC; Country of input: International Atomic Energy Agency (IAEA); ISSN 0021-8979
Country of Publication:
United States
Language:
English