Operating the helicon double layer thruster in a space simulation chamber

Christine Charles*, Rod Boswell, Peter Alexander, Costanzo Costa, Orson Sutherland, Leigh Pfitzner, Roger Franzen, Jeff Kingwell, Andrew Parfitt, Pierre Etienne Frigot, Jose Del Amo, Georgio Saccoccia

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    16 Citations (Scopus)

    Abstract

    A prototype of the helicon double layer thruster (HDLT) is designed and manufactured. Initial tests with the thruster mounted on a small vacuum chamber (pumping speed of 700 1 · s-1) show successful operation in xenon with the formation of the double layer which generates a low divergence ion beam, which is the source of thrust. The prototype is subsequently inserted inside a much larger space simulation chamber (pumping speed of 7000 1 · s-1). A high-density blue mode is found when increasing the RF power above 380 W, and measurements with a Langmuir probe give an estimated density of 1012 cm-3 in the thruster. An image of the HDLT operating in the high-density blue mode is presented.

    Original languageEnglish
    Pages (from-to)1196-1197
    Number of pages2
    JournalIEEE Transactions on Plasma Science
    Volume36
    Issue number4 PART 1
    DOIs
    Publication statusPublished - Aug 2008

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