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Title: Behaviour of the ASDEX pressure gauge at high neutral gas pressure and applications for ITER

Journal Article · · AIP Conference Proceedings
DOI:https://doi.org/10.1063/1.2905075· OSTI ID:21136776
;  [1]
  1. Max-Planck-Institut fuer Plasmaphysik, EURATOM-Associaton, Boltzmannstr. 2, D-85748 Garching (Germany)

The ASDEX Pressure Gauge is, at present, the main candidate for in-vessel neutral pressure measurement in ITER. Although the APG output is found to saturate at around 15 Pa, below the ITER requirement of 20 Pa. We show, here, that with small modifications of the gauge geometry and potentials settings we can achieve satisfactory behaviour up to 30 Pa at 6 T.

OSTI ID:
21136776
Journal Information:
AIP Conference Proceedings, Vol. 988, Issue 1; Conference: International conference on burning plasma diagnostics, Varenna (Italy), 24-28 Sep 2007; Other Information: DOI: 10.1063/1.2905075; (c) 2008 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA); ISSN 0094-243X
Country of Publication:
United States
Language:
English