A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL.
The file type is application/pdf.
R. McAdams, D. B. King, A. J. T. Holmes, E. Surrey. "Sheath structure in negative ion sources for fusion (invited)." Review of Scientific Instruments 83.2 (2012) 02B109