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Title: Letter Report on 500 nA Pulsed Current from Field Ionization Source

Technical Report ·
DOI:https://doi.org/10.2172/1248264· OSTI ID:1248264
 [1]
  1. Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)

We recently produced a milestone 500 nA of pulsed current using 40 Ir field ionizer electrodes in our ion source. In conclusion, we have produced the milestone pulsed current of 500 nA using 40 electrochemically etched iridium tips in a field ionization source. The pulsed current output is repeatable and scales as expected with gas fill pressure and bias voltage. We expect these current will be sufficient to produce neutral yields of 1107 DT n/s.

Research Organization:
Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC52-07NA27344
OSTI ID:
1248264
Report Number(s):
LLNL-TR-647695; TRN: US1601261
Country of Publication:
United States
Language:
English